path: root/test/functional/ui/highlight_spec.lua

local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local os = require('os')
local clear, feed, insert = helpers.clear, helpers.feed, helpers.insert
local command, exec = helpers.command, helpers.exec
local eval = helpers.eval
local feed_command, eq = helpers.feed_command, helpers.eq
local curbufmeths = helpers.curbufmeths
local funcs = helpers.funcs
local meths = helpers.meths
local exec_lua = helpers.exec_lua

describe('colorscheme compatibility', function()
  before_each(function()
    clear()
  end)

  it('&t_Co exists and is set to 256 by default', function()
    eq(1, funcs.exists('&t_Co'))
    eq(1, funcs.exists('+t_Co'))
    eq('256', eval('&t_Co'))
  end)
end)

describe('highlight: `:syntax manual`', function()
  -- When using manual syntax highlighting, it should be preserved even when
  -- switching buffers... bug did only occur without :set hidden
  -- Ref: vim patch 7.4.1236
  local screen

  before_each(function()
    clear()
    screen = Screen.new(20,5)
    screen:attach()
    --syntax highlight for vimcscripts "echo"
    screen:set_default_attr_ids( {
      [0] = {bold=true, foreground=Screen.colors.Blue},
      [1] = {bold=true, foreground=Screen.colors.Brown}
    } )
  end)

  after_each(function()
    os.remove('Xtest-functional-ui-highlight.tmp.vim')
  end)

  it("works with buffer switch and 'hidden'", function()
    command('e tmp1.vim')
    command('e Xtest-functional-ui-highlight.tmp.vim')
    command('filetype on')
    command('syntax manual')
    command('set ft=vim')
    command('set syntax=ON')
    feed('iecho 1<esc>0')

    command('set hidden')
    command('w')
    command('bn')
    feed_command('bp')
    screen:expect([[
      {1:^echo} 1              |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      :bp                 |
    ]])
  end)

  it("works with buffer switch and 'nohidden'", function()
    command('e tmp1.vim')
    command('e Xtest-functional-ui-highlight.tmp.vim')
    command('filetype on')
    command('syntax manual')
    command('set filetype=vim fileformat=unix')
    command('set syntax=ON')
    feed('iecho 1<esc>0')

    command('set nohidden')
    command('w')
    command('silent bn')
    eq("tmp1.vim", eval("fnamemodify(bufname('%'), ':t')"))
    feed_command('silent bp')
    eq("Xtest-functional-ui-highlight.tmp.vim", eval("fnamemodify(bufname('%'), ':t')"))
    screen:expect([[
      {1:^echo} 1              |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      :silent bp          |
    ]])
  end)
end)


describe('highlight defaults', function()
  local screen

  before_each(function()
    clear()
    screen = Screen.new()
    screen:set_default_attr_ids {
      [0] = {bold=true, foreground=Screen.colors.Blue};
      [1] = {reverse = true, bold = true};
      [2] = {reverse = true};
      [3] = {bold = true};
      [4] = {bold = true, foreground = Screen.colors.SeaGreen};
      [5] = {foreground = Screen.colors.Red1, background = Screen.colors.WebGreen};
      [6] = {background = Screen.colors.Red1, foreground = Screen.colors.Grey100};
      [7] = {foreground = Screen.colors.Red};
      [8] = {foreground = Screen.colors.Blue};
      [9] = {italic = true};
    }
    screen:attach()
  end)

  it('window status bar', function()
    feed_command('sp', 'vsp', 'vsp')
    screen:expect([[
      ^                    │                │               |
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {1:[No Name]            }{2:[No Name]        [No Name]      }|
                                                           |
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {2:[No Name]                                            }|
      :vsp                                                 |
    ]])
    -- navigate to verify that the attributes are properly moved
    feed('<c-w>j')
    screen:expect([[
                          │                │               |
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {0:~                   }│{0:~               }│{0:~              }|
      {2:[No Name]            [No Name]        [No Name]      }|
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {1:[No Name]                                            }|
      :vsp                                                 |
    ]])
    -- note that when moving to a window with small width nvim will increase
    -- the width of the new active window at the expense of a inactive window
    -- (upstream vim has the same behavior)
    feed('<c-w>k<c-w>l')
    screen:expect([[
                          │^                    │           |
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {2:[No Name]            }{1:[No Name]            }{2:[No Name]  }|
                                                           |
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {2:[No Name]                                            }|
      :vsp                                                 |
    ]])
    feed('<c-w>l')
    screen:expect([[
                          │           │^                    |
      {0:~                   }│{0:~          }│{0:~                   }|
      {0:~                   }│{0:~          }│{0:~                   }|
      {0:~                   }│{0:~          }│{0:~                   }|
      {0:~                   }│{0:~          }│{0:~                   }|
      {0:~                   }│{0:~          }│{0:~                   }|
      {2:[No Name]            [No Name]   }{1:[No Name]           }|
                                                           |
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {2:[No Name]                                            }|
      :vsp                                                 |
    ]])
    feed('<c-w>h<c-w>h')
    screen:expect([[
      ^                    │                    │           |
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {0:~                   }│{0:~                   }│{0:~          }|
      {1:[No Name]            }{2:[No Name]            [No Name]  }|
                                                           |
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {0:~                                                    }|
      {2:[No Name]                                            }|
      :vsp                                                 |
    ]])
  end)

  it('insert mode text', function()
    feed('i')
    screen:try_resize(53, 4)
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
      {3:-- INSERT --}                                         |
    ]])
  end)

  it('end of file markers', function()
    screen:try_resize(53, 4)
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]])
  end)

  it('"wait return" text', function()
    screen:try_resize(53, 4)
    feed(':ls<cr>')
    screen:expect([[
      {1:                                                     }|
      :ls                                                  |
        1 %a   "[No Name]"                    line 1       |
      {4:Press ENTER or type command to continue}^              |
    ]])
    feed('<cr>') --  skip the "Press ENTER..." state or tests will hang
  end)

  it('can be cleared and linked to other highlight groups', function()
    screen:try_resize(53, 4)
    feed_command('highlight clear ModeMsg')
    feed('i')
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
      -- INSERT --                                         |
    ]])
    feed('<esc>')
    feed_command('highlight CustomHLGroup guifg=red guibg=green')
    feed_command('highlight link ModeMsg CustomHLGroup')
    feed('i')
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
      {5:-- INSERT --}                                         |
    ]])
  end)

  it('can be cleared by assigning NONE', function()
    screen:try_resize(53, 4)
    feed_command('syn keyword TmpKeyword neovim')
    feed_command('hi link TmpKeyword ErrorMsg')
    insert('neovim')
    screen:expect([[
      {6:neovi^m}                                               |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]])
    feed_command("hi ErrorMsg term=NONE cterm=NONE ctermfg=NONE ctermbg=NONE"
            .. " gui=NONE guifg=NONE guibg=NONE guisp=NONE")
    screen:expect([[
      neovi^m                                               |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]])
  end)

  it('linking updates window highlight immediately #16552', function()
    screen:try_resize(53, 4)
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]])
    feed_command("hi NonTextAlt guifg=Red")
    feed_command("hi! link NonText NonTextAlt")
    screen:expect([[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
      :hi! link NonText NonTextAlt                         |
    ]], {[0] = {foreground=Screen.colors.Red}})
  end)

  it('Cursor after `:hi clear|syntax reset` #6508', function()
    command('highlight clear|syntax reset')
    eq('guifg=bg guibg=fg', eval([[matchstr(execute('hi Cursor'), '\v(gui|cterm).*$')]]))
  end)

  it('Whitespace highlight', function()
    screen:try_resize(53, 4)
    feed_command('highlight NonText gui=NONE guifg=#FF0000')
    feed_command('set listchars=space:.,tab:>-,trail:*,eol:¬ list')
    insert('   ne \t o\tv  im  ')
    screen:expect([[
      ne{7:.>----.}o{7:>-----}v{7:..}im{7:*^*¬}                             |
      {7:~                                                    }|
      {7:~                                                    }|
                                                           |
    ]])
    feed_command('highlight Whitespace gui=NONE guifg=#0000FF')
    screen:expect([[
      ne{8:.>----.}o{8:>-----}v{8:..}im{8:*^*}{7:¬}                             |
      {7:~                                                    }|
      {7:~                                                    }|
      :highlight Whitespace gui=NONE guifg=#0000FF         |
    ]])
  end)

  it('are sent to UIs', function()
    screen:try_resize(53, 4)
    screen:expect{grid=[[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]], hl_groups={EndOfBuffer=0, MsgSeparator=1}}

    command('highlight EndOfBuffer gui=italic')
    screen:expect{grid=[[
      ^                                                     |
      {9:~                                                    }|
      {9:~                                                    }|
                                                           |
    ]], hl_groups={EndOfBuffer=9, MsgSeparator=1}}

    command('highlight clear EndOfBuffer')
    screen:expect{grid=[[
      ^                                                     |
      {0:~                                                    }|
      {0:~                                                    }|
                                                           |
    ]], hl_groups={EndOfBuffer=0, MsgSeparator=1}}
  end)
end)

describe('highlight', function()
  before_each(clear)

  it('visual', function()
    local screen = Screen.new(20,4)
    screen:attach()
    screen:set_default_attr_ids({
      [1] = {background = Screen.colors.LightGrey},
      [2] = {bold = true, foreground = Screen.colors.Blue1},
      [3] = {bold = true},
    })
    insert([[
      line1 foo bar
    ]])

    -- Non-blinking block cursor: does NOT highlight char-at-cursor.
    command('set guicursor=a:block-blinkon0')
    feed('gg$vhhh')
    screen:expect([[
        line1 foo^ {1:bar}     |
                          |
      {2:~                   }|
      {3:-- VISUAL --}        |
    ]])

    -- Vertical cursor: highlights char-at-cursor. #8983
    command('set guicursor=a:block-blinkon175')
    screen:expect([[
        line1 foo{1:^ bar}     |
                          |
      {2:~                   }|
      {3:-- VISUAL --}        |
    ]])
  end)

  it('cterm=standout gui=standout', function()
    local screen = Screen.new(20,5)
    screen:attach()
    screen:set_default_attr_ids({
        [1] = {bold = true, foreground = Screen.colors.Blue1},
        [2] = {standout = true, bold = true, underline = true,
        background = Screen.colors.Gray90, foreground = Screen.colors.Blue1},
        [3] = {standout = true, underline = true,
        background = Screen.colors.Gray90}
    })
    feed_command('hi CursorLine cterm=standout,underline gui=standout,underline')
    feed_command('set cursorline')
    feed_command('set listchars=space:.,eol:¬,tab:>-,extends:>,precedes:<,trail:* list')
    feed('i\t abcd <cr>\t abcd <cr><esc>k')
    screen:expect([[
    {1:>-------.}abcd{1:*¬}     |
    {2:^>-------.}{3:abcd}{2:*¬}{3:     }|
    {1:¬}                   |
    {1:~                   }|
                        |
    ]])
  end)

  it('strikethrough', function()
    local screen = Screen.new(25,6)
    screen:attach()
    feed_command('syntax on')
    feed_command('syn keyword TmpKeyword foo')
    feed_command('hi! Awesome cterm=strikethrough gui=strikethrough')
    feed_command('hi link TmpKeyword Awesome')
    insert([[
      foo
      foo bar
      foobarfoobar
      ]])
    screen:expect([[
      {1:foo}                      |
      {1:foo} bar                  |
      foobarfoobar             |
      ^                         |
      {2:~                        }|
                               |
    ]], {
      [1] = {strikethrough = true},
      [2] = {bold = true, foreground = Screen.colors.Blue1},
    })
  end)

  it('nocombine', function()
    local screen = Screen.new(25,6)
    screen:set_default_attr_ids{
      [1] = {foreground = Screen.colors.SlateBlue, underline = true},
      [2] = {bold = true, foreground = Screen.colors.Blue1},
      [3] = {underline = true, reverse = true, foreground = Screen.colors.SlateBlue},
      [4] = {background = Screen.colors.Yellow, reverse = true, foreground = Screen.colors.SlateBlue},
      [5] = {foreground = Screen.colors.Red},
    }
    screen:attach()
    feed_command('syntax on')
    feed_command('hi! Underlined cterm=underline gui=underline')
    feed_command('syn keyword Underlined foobar')
    feed_command('hi Search cterm=inverse,nocombine gui=inverse,nocombine')
    insert([[
      foobar
      foobar
      ]])
    screen:expect{grid=[[
      {1:foobar}                   |
      {1:foobar}                   |
      ^                         |
      {2:~                        }|
      {2:~                        }|
                               |
    ]]}

    feed('/foo')
    screen:expect{grid=[[
      {3:foo}{1:bar}                   |
      {4:foo}{1:bar}                   |
                               |
      {2:~                        }|
      {2:~                        }|
      /foo^                     |
    ]]}
    feed('<cr>')
    screen:expect{grid=[[
      {4:^foo}{1:bar}                   |
      {4:foo}{1:bar}                   |
                               |
      {2:~                        }|
      {2:~                        }|
      {5:search hit...uing at TOP} |
    ]]}
  end)

  it('guisp (special/undercurl)', function()
    local screen = Screen.new(25,10)
    screen:attach()
    feed_command('syntax on')
    feed_command('syn keyword TmpKeyword neovim')
    feed_command('syn keyword TmpKeyword1 special')
    feed_command('syn keyword TmpKeyword2 specialwithbg')
    feed_command('syn keyword TmpKeyword3 specialwithfg')
    feed_command('hi! Awesome guifg=red guibg=yellow guisp=red')
    feed_command('hi! Awesome1 guisp=red')
    feed_command('hi! Awesome2 guibg=yellow guisp=red')
    feed_command('hi! Awesome3 guifg=red guisp=red')
    feed_command('hi link TmpKeyword Awesome')
    feed_command('hi link TmpKeyword1 Awesome1')
    feed_command('hi link TmpKeyword2 Awesome2')
    feed_command('hi link TmpKeyword3 Awesome3')
    insert([[
      neovim
      awesome neovim
      wordcontainingneovim
      special
      specialwithbg
      specialwithfg
      ]])
    feed('Go<tab>neovim tabbed')
    screen:expect([[
      {1:neovim}                   |
      awesome {1:neovim}           |
      wordcontainingneovim     |
      {2:special}                  |
      {3:specialwithbg}            |
      {4:specialwithfg}            |
                               |
              {1:neovim} tabbed^    |
      {0:~                        }|
      {5:-- INSERT --}             |
    ]], {
      [0] = {bold=true, foreground=Screen.colors.Blue},
      [1] = {background = Screen.colors.Yellow, foreground = Screen.colors.Red,
             special = Screen.colors.Red},
      [2] = {special = Screen.colors.Red},
      [3] = {special = Screen.colors.Red, background = Screen.colors.Yellow},
      [4] = {foreground = Screen.colors.Red, special = Screen.colors.Red},
      [5] = {bold=true},
    })

  end)

  it("'diff', syntax and extmark #23722", function()
    local screen = Screen.new(25,10)
    screen:attach()
    exec([[
      new
      call setline(1, ['', '01234 6789'])
      windo diffthis
      wincmd w
      syn match WarningMsg "^.*$"
      call nvim_buf_add_highlight(0, -1, 'ErrorMsg', 1, 2, 8)
    ]])
    screen:expect([[
      {1:  }^                       |
      {1:  }{2:01}{3:234 67}{2:89}{5:             }|
      {4:~                        }|
      {4:~                        }|
      {7:[No Name] [+]            }|
      {1:  }                       |
      {1:  }{6:-----------------------}|
      {4:~                        }|
      {8:[No Name]                }|
                               |
    ]], {
      [0] = {Screen.colors.WebGray, foreground = Screen.colors.DarkBlue},
      [1] = {background = Screen.colors.Grey, foreground = Screen.colors.Blue4},
      [2] = {foreground = Screen.colors.Red, background = Screen.colors.LightBlue},
      [3] = {foreground = Screen.colors.Grey100, background = Screen.colors.LightBlue},
      [4] = {bold = true, foreground = Screen.colors.Blue},
      [5] = {background = Screen.colors.LightBlue},
      [6] = {bold = true, background = Screen.colors.LightCyan, foreground = Screen.colors.Blue1},
      [7] = {reverse = true, bold = true},
      [8] = {reverse = true},
    })
  end)
end)

describe("'listchars' highlight", function()
  local screen

  before_each(function()
    clear()
    screen = Screen.new(20,5)
    screen:attach()
  end)

  it("'cursorline' and 'cursorcolumn'", function()
    screen:set_default_attr_ids({
      [0] = {bold=true, foreground=Screen.colors.Blue},
      [1] = {background=Screen.colors.Grey90}
    })
    feed_command('highlight clear ModeMsg')
    feed_command('set cursorline')
    feed('i')
    screen:expect([[
      {1:^                    }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      -- INSERT --        |
    ]])
    feed('abcdefg<cr>kkasdf')
    screen:expect([[
      abcdefg             |
      {1:kkasdf^              }|
      {0:~                   }|
      {0:~                   }|
      -- INSERT --        |
    ]])
    feed('<esc>')
    screen:expect([[
      abcdefg             |
      {1:kkasd^f              }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
    feed_command('set nocursorline')
    screen:expect([[
      abcdefg             |
      kkasd^f              |
      {0:~                   }|
      {0:~                   }|
      :set nocursorline   |
    ]])
    feed('k')
    screen:expect([[
      abcde^fg             |
      kkasdf              |
      {0:~                   }|
      {0:~                   }|
      :set nocursorline   |
    ]])
    feed('jjji<cr><cr><cr><esc>')
    screen:expect([[
      kkasd               |
                          |
                          |
      ^f                   |
                          |
    ]])
    feed_command('set cursorline')
    feed_command('set cursorcolumn')
    feed('kkiabcdefghijk<esc>hh')
    screen:expect([[
      kkasd   {1: }           |
      {1:abcdefgh^ijk         }|
              {1: }           |
      f       {1: }           |
                          |
    ]])
    feed('khh')
    screen:expect([[
      {1:kk^asd               }|
      ab{1:c}defghijk         |
        {1: }                 |
      f {1: }                 |
                          |
    ]])
  end)

  it("'cursorline' and with 'listchars' option", function()
    screen:set_default_attr_ids({
      [1] = {background=Screen.colors.Grey90},
      [2] = {
        foreground=Screen.colors.Red,
        background=Screen.colors.Grey90,
      },
      [3] = {
        background=Screen.colors.Grey90,
        foreground=Screen.colors.Blue,
        bold=true,
      },
      [4] = {
        foreground=Screen.colors.Blue,
        bold=true,
      },
      [5] = {
        foreground=Screen.colors.Red,
      },
    })
    feed_command('highlight clear ModeMsg')
    feed_command('highlight Whitespace guifg=#FF0000')
    feed_command('set cursorline')
    feed_command('set tabstop=8')
    feed_command('set listchars=space:.,eol:¬,tab:>-,extends:>,precedes:<,trail:* list')
    feed('i\t abcd <cr>\t abcd <cr><esc>k')
    screen:expect([[
      {5:>-------.}abcd{5:*}{4:¬}     |
      {2:^>-------.}{1:abcd}{2:*}{3:¬}{1:     }|
      {4:¬}                   |
      {4:~                   }|
                          |
    ]])
    feed('k')
    screen:expect([[
      {2:^>-------.}{1:abcd}{2:*}{3:¬}{1:     }|
      {5:>-------.}abcd{5:*}{4:¬}     |
      {4:¬}                   |
      {4:~                   }|
                          |
    ]])
    feed_command('set nocursorline')
    screen:expect([[
      {5:^>-------.}abcd{5:*}{4:¬}     |
      {5:>-------.}abcd{5:*}{4:¬}     |
      {4:¬}                   |
      {4:~                   }|
      :set nocursorline   |
    ]])
    feed_command('set nowrap')
    feed('ALorem ipsum dolor sit amet<ESC>0')
    screen:expect([[
      {5:^>-------.}abcd{5:.}Lorem{4:>}|
      {5:>-------.}abcd{5:*}{4:¬}     |
      {4:¬}                   |
      {4:~                   }|
                          |
    ]])
    feed_command('set cursorline')
    screen:expect([[
      {2:^>-------.}{1:abcd}{2:.}{1:Lorem}{3:>}|
      {5:>-------.}abcd{5:*}{4:¬}     |
      {4:¬}                   |
      {4:~                   }|
      :set cursorline     |
    ]])
    feed('$')
    screen:expect([[
      {3:<}{1:r}{2:.}{1:sit}{2:.}{1:ame^t}{3:¬}{1:        }|
      {4:<}                   |
      {4:<}                   |
      {4:~                   }|
      :set cursorline     |
    ]])
    feed('G')
    screen:expect([[
      {5:>-------.}abcd{5:.}Lorem{4:>}|
      {5:>-------.}abcd{5:*}{4:¬}     |
      {3:^¬}{1:                   }|
      {4:~                   }|
      :set cursorline     |
    ]])
  end)

  it("'listchar' with wrap", function()
    screen:set_default_attr_ids({
      [0] = {bold=true, foreground=Screen.colors.Blue},
    })
    feed_command('set wrap')
    feed_command('set listchars=eol:¬,precedes:< list')
    feed('90ia<esc>')
    screen:expect([[
      {0:<}aaaaaaaaaaaaaaaaaaa|
      aaaaaaaaaaaaaaaaaaaa|
      aaaaaaaaaaaaaaaaaaaa|
      aaaaaaaaa^a{0:¬}         |
                          |
    ]])
    feed('0')
    screen:expect([[
      ^aaaaaaaaaaaaaaaaaaaa|
      aaaaaaaaaaaaaaaaaaaa|
      aaaaaaaaaaaaaaaaaaaa|
      aaaaaaaaaaaaaaaaaaaa|
                          |
    ]])
  end)

  it("'listchar' in visual mode", function()
    screen:set_default_attr_ids({
      [1] = {background=Screen.colors.Grey90},
      [2] = {
        foreground=Screen.colors.Red,
        background=Screen.colors.Grey90,
      },
      [3] = {
        background=Screen.colors.Grey90,
        foreground=Screen.colors.Blue,
        bold=true,
      },
      [4] = {
        foreground=Screen.colors.Blue,
        bold=true,
      },
      [5] = {
        foreground=Screen.colors.Red,
      },
      [6] = {
        background=Screen.colors.LightGrey,
      },
      [7] = {
        background=Screen.colors.LightGrey,
        foreground=Screen.colors.Red,
      },
      [8] = {
        background=Screen.colors.LightGrey,
        foreground=Screen.colors.Blue,
        bold=true,
      },
    })
    feed_command('highlight clear ModeMsg')
    feed_command('highlight Whitespace guifg=#FF0000')
    feed_command('set cursorline')
    feed_command('set tabstop=8')
    feed_command('set nowrap')
    feed_command('set listchars=space:.,eol:¬,tab:>-,extends:>,precedes:<,trail:* list')
    feed('i\t abcd <cr>\t abcd Lorem ipsum dolor sit amet<cr><esc>kkk0')
    screen:expect([[
      {2:^>-------.}{1:abcd}{2:*}{3:¬}{1:     }|
      {5:>-------.}abcd{5:.}Lorem{4:>}|
      {4:¬}                   |
      {4:~                   }|
                          |
    ]])
    feed('lllvj')
    screen:expect([[
      {5:>-------.}a{6:bcd}{7:*}{8:¬}     |
      {7:>-------.}{6:a}^bcd{5:.}Lorem{4:>}|
      {4:¬}                   |
      {4:~                   }|
      -- VISUAL --        |
    ]])
    feed('<esc>V')
    screen:expect([[
      {5:>-------.}abcd{5:*}{4:¬}     |
      {7:>-------.}{6:a}^b{6:cd}{7:.}{6:Lorem}{4:>}|
      {4:¬}                   |
      {4:~                   }|
      -- VISUAL LINE --   |
    ]])
    feed('<esc>$')
    screen:expect([[
      {4:<}                   |
      {3:<}{1:r}{2:.}{1:sit}{2:.}{1:ame^t}{3:¬}{1:        }|
      {4:<}                   |
      {4:~                   }|
                          |
    ]])
  end)

  it("'cursorline' with :match", function()
    screen:set_default_attr_ids({
      [0] = {bold=true, foreground=Screen.colors.Blue},
      [1] = {background=Screen.colors.Grey90},
      [2] = {foreground=Screen.colors.Red},
      [3] = {foreground=Screen.colors.X11Green, background=Screen.colors.Red1},
    })
    feed_command('highlight clear ModeMsg')
    feed_command('highlight Whitespace guifg=#FF0000')
    feed_command('highlight Error guifg=#00FF00')
    feed_command('set nowrap')
    feed('ia \t bc \t  <esc>')
    screen:expect([[
      a        bc      ^   |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
    feed_command('set listchars=space:.,eol:¬,tab:>-,extends:>,precedes:<,trail:* list')
    screen:expect([[
      a{2:.>-----.}bc{2:*>---*^*}{0:¬} |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
    feed_command('match Error /\\s\\+$/')
    screen:expect([[
      a{2:.>-----.}bc{3:*>---*^*}{0:¬} |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
  end)
end)

describe('CursorLine and CursorLineNr highlights', function()
  before_each(clear)

  it('overridden by Error, ColorColumn if fg not set', function()
    local screen = Screen.new(50,5)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.SlateBlue},
      [2] = {bold = true, foreground = Screen.colors.Brown},
      [3] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
      [4] = {foreground = Screen.colors.SlateBlue, background = Screen.colors.Gray90},
      [5] = {background = Screen.colors.Gray90},
      [6] = {bold = true, foreground = Screen.colors.Blue1},
      [7] = {background = Screen.colors.LightRed},
    })
    screen:attach()

    command('filetype on')
    command('syntax on')
    command('set cursorline ft=json')
    feed('i{<cr>"a" : abc // 10;<cr>}<cr><esc>')
    screen:expect([[
      {1:{}                                                 |
      "{2:a}" : {3:abc} {3:// 10;}                                  |
      {1:}}                                                 |
      {5:^                                                  }|
                                                        |
    ]])

    command('set fillchars=colorcol:.')
    command('set colorcolumn=3')
    feed('i  <esc>')
    screen:expect([[
      {1:{} {7:.}                                               |
      "{2:a}{7:"} : {3:abc} {3:// 10;}                                  |
      {1:}} {7:.}                                               |
      {5: ^ }{7:.}{5:                                               }|
                                                        |
    ]])
  end)

  it("overridden by NonText in 'showbreak' characters", function()
    local screen = Screen.new(20,5)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.Yellow, background = Screen.colors.Blue};
      [2] = {foreground = Screen.colors.Black, background = Screen.colors.White};
      [3] = {foreground = Screen.colors.Yellow, background = Screen.colors.White};
      [4] = {foreground = Screen.colors.Yellow};
    })
    screen:attach()

    feed_command('set wrap cursorline')
    feed_command('set showbreak=>>>')
    feed_command('highlight clear NonText')
    feed_command('highlight clear CursorLine')
    feed_command('highlight NonText guifg=Yellow guibg=Blue gui=NONE')
    feed_command('highlight CursorLine guifg=Black guibg=White gui=NONE')

    feed('30iø<esc>o<esc>30ia<esc>')
    screen:expect([[
      øøøøøøøøøøøøøøøøøøøø|
      {1:>>>}øøøøøøøøøø       |
      {2:aaaaaaaaaaaaaaaaaaaa}|
      {1:>>>}{2:aaaaaaaaa^a       }|
                          |
    ]])
    feed('k')
    screen:expect([[
      {2:øøøøøøøøøøøøøøøøøøøø}|
      {1:>>>}{2:øøøøøøøøø^ø       }|
      aaaaaaaaaaaaaaaaaaaa|
      {1:>>>}aaaaaaaaaa       |
                          |
    ]])
    feed_command('highlight NonText guibg=NONE')
    screen:expect([[
      {2:øøøøøøøøøøøøøøøøøøøø}|
      {3:>>>}{2:øøøøøøøøø^ø       }|
      aaaaaaaaaaaaaaaaaaaa|
      {4:>>>}aaaaaaaaaa       |
                          |
    ]])
    feed_command('set nocursorline')
    screen:expect([[
      øøøøøøøøøøøøøøøøøøøø|
      {4:>>>}øøøøøøøøø^ø       |
      aaaaaaaaaaaaaaaaaaaa|
      {4:>>>}aaaaaaaaaa       |
      :set nocursorline   |
    ]])
  end)

  it("'cursorlineopt' screenline", function()
    local screen = Screen.new(20,5)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.Black, background = Screen.colors.White};
      [2] = {foreground = Screen.colors.Yellow};
      [3] = {foreground = Screen.colors.Red, background = Screen.colors.Green};
      [4] = {foreground = Screen.colors.Green, background = Screen.colors.Red};
      [5] = {bold = true},  -- ModeMsg
    })
    screen:attach()

    command('set wrap cursorline cursorlineopt=screenline')
    command('set showbreak=>>>')
    command('highlight clear NonText')
    command('highlight clear CursorLine')
    command('highlight NonText guifg=Yellow gui=NONE')
    command('highlight LineNr guifg=Red guibg=Green gui=NONE')
    command('highlight CursorLine guifg=Black guibg=White gui=NONE')
    command('highlight CursorLineNr guifg=Green guibg=Red gui=NONE')

    feed('30iø<esc>o<esc>30ia<esc>')

    -- CursorLine should not apply to 'showbreak' when 'cursorlineopt' contains "screenline"
    screen:expect([[
      øøøøøøøøøøøøøøøøøøøø|
      {2:>>>}øøøøøøøøøø       |
      aaaaaaaaaaaaaaaaaaaa|
      {2:>>>}{1:aaaaaaaaa^a       }|
                          |
    ]])
    feed('gk')
    screen:expect([[
      øøøøøøøøøøøøøøøøøøøø|
      {2:>>>}øøøøøøøøøø       |
      {1:aaaaaaaaaaaa^aaaaaaaa}|
      {2:>>>}aaaaaaaaaa       |
                          |
    ]])
    feed('k')
    screen:expect([[
      {1:øøøøøøøøøøøø^øøøøøøøø}|
      {2:>>>}øøøøøøøøøø       |
      aaaaaaaaaaaaaaaaaaaa|
      {2:>>>}aaaaaaaaaa       |
                          |
    ]])

    -- CursorLineNr should not apply to line number when 'cursorlineopt' does not contain "number"
    command('set relativenumber numberwidth=2')
    screen:expect([[
      {3:0 }{1:øøøøøøøøøøøø^øøøøøø}|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
                          |
    ]])

    -- CursorLineNr should apply to line number when 'cursorlineopt' contains "number"
    command('set cursorlineopt+=number')
    screen:expect([[
      {4:0 }{1:øøøøøøøøøøøø^øøøøøø}|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
                          |
    ]])
    feed('gj')
    screen:expect([[
      {4:0 }øøøøøøøøøøøøøøøøøø|
      {3:  }{2:>>>}{1:øøøøøøøøø^øøø   }|
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
                          |
    ]])
    feed('gj')
    screen:expect([[
      {3:1 }øøøøøøøøøøøøøøøøøø|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {4:0 }{1:aaaaaaaaaaaa^aaaaaa}|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
                          |
    ]])
    feed('gj')
    screen:expect([[
      {3:1 }øøøøøøøøøøøøøøøøøø|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {4:0 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}{1:aaaaaaaaa^aaa   }|
                          |
    ]])

    -- updated in Insert mode
    feed('I')
    screen:expect([[
      {3:1 }øøøøøøøøøøøøøøøøøø|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {4:0 }{1:^aaaaaaaaaaaaaaaaaa}|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
      {5:-- INSERT --}        |
    ]])

    feed('<Esc>gg')
    screen:expect([[
      {4:0 }{1:^øøøøøøøøøøøøøøøøøø}|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
                          |
    ]])

    command('inoremap <F2> <Cmd>call cursor(1, 1)<CR>')
    feed('A')
    screen:expect([[
      {4:0 }øøøøøøøøøøøøøøøøøø|
      {3:  }{2:>>>}{1:øøøøøøøøøøøø^   }|
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
      {5:-- INSERT --}        |
    ]])

    feed('<F2>')
    screen:expect([[
      {4:0 }{1:^øøøøøøøøøøøøøøøøøø}|
      {3:  }{2:>>>}øøøøøøøøøøøø   |
      {3:1 }aaaaaaaaaaaaaaaaaa|
      {3:  }{2:>>>}aaaaaaaaaaaa   |
      {5:-- INSERT --}        |
    ]])
  end)

  -- oldtest: Test_cursorline_after_yank()
  it('always updated. vim-patch:8.1.0849', function()
    local screen = Screen.new(50,5)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.SlateBlue},
      [2] = {bold = true, foreground = Screen.colors.Brown},
      [3] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
      [4] = {foreground = Screen.colors.SlateBlue, background = Screen.colors.Gray90},
      [5] = {background = Screen.colors.Gray90},
      [6] = {bold = true, foreground = Screen.colors.Blue1},
      [7] = {background = Screen.colors.LightRed},
      [8] = {foreground = Screen.colors.Brown},
    })
    screen:attach()
    command('set cursorline relativenumber')
    command('call setline(1, ["","1","2","3",""])')
    feed('Gy3k')
    screen:expect([[
      {2:  0 }{5:^1                                             }|
      {8:  1 }2                                             |
      {8:  2 }3                                             |
      {8:  3 }                                              |
      4 lines yanked                                    |
    ]])
    feed('jj')
    screen:expect([[
      {8:  2 }1                                             |
      {8:  1 }2                                             |
      {2:  0 }{5:^3                                             }|
      {8:  1 }                                              |
      4 lines yanked                                    |
    ]])
  end)

  -- oldtest: Test_cursorline_with_visualmode()
  it('with visual area. vim-patch:8.1.1001', function()
    local screen = Screen.new(50,5)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.SlateBlue},
      [2] = {bold = true, foreground = Screen.colors.Brown},
      [3] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
      [4] = {foreground = Screen.colors.SlateBlue, background = Screen.colors.Gray90},
      [5] = {background = Screen.colors.Gray90},
      [6] = {bold = true, foreground = Screen.colors.Blue1},
      [7] = {background = Screen.colors.LightRed},
      [8] = {foreground = Screen.colors.Brown},
      [9] = {background = Screen.colors.LightGrey},
      [10] = {bold = true},
    })
    screen:attach()
    command('set cursorline')
    command('call setline(1, repeat(["abc"], 50))')
    feed('V<C-f>zbkkjk')
    screen:expect([[
      {9:abc}                                               |
      ^a{9:bc}                                               |
      abc                                               |
      abc                                               |
      {10:-- VISUAL LINE --}                                 |
    ]])
  end)

  -- oldtest: Test_cursorline_callback()
  it('is updated if cursor is moved up from timer vim-patch:8.2.4591', function()
    local screen = Screen.new(50, 8)
    screen:set_default_attr_ids({
      [1] = {background = Screen.colors.Gray90},  -- CursorLine
      [2] = {bold = true, foreground = Screen.colors.Blue1},  -- NonText
    })
    screen:attach()
    exec([[
      call setline(1, ['aaaaa', 'bbbbb', 'ccccc', 'ddddd'])
      set cursorline
      call cursor(4, 1)

      func Func(timer)
        call cursor(2, 1)
      endfunc

      call timer_start(300, 'Func')
    ]])
    screen:expect({grid = [[
      aaaaa                                             |
      bbbbb                                             |
      ccccc                                             |
      {1:^ddddd                                             }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]], timeout = 100})
    screen:expect({grid = [[
      aaaaa                                             |
      {1:^bbbbb                                             }|
      ccccc                                             |
      ddddd                                             |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]]})
  end)

  it('with split windows in diff mode', function()
    local screen = Screen.new(50,12)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.WebGray},
      [2] = {bold = true, background = Screen.colors.Red},
      [3] = {background = Screen.colors.LightMagenta},
      [4] = {reverse = true},
      [5] = {background = Screen.colors.LightBlue},
      [6] = {background = Screen.colors.LightCyan1, bold = true, foreground = Screen.colors.Blue1},
      [7] = {background = Screen.colors.Red, foreground = Screen.colors.White},
      [8] = {bold = true, foreground = Screen.colors.Blue1},
      [9] = {bold = true, reverse = true},
    })
    screen:attach()

    command('hi CursorLine ctermbg=red ctermfg=white guibg=red guifg=white')
    command('set cursorline')
    feed('iline 1 some text<cr>line 2 more text<cr>extra line!<cr>extra line!<cr>last line ...<cr>')
    feed('<esc>gg')
    command('vsplit')
    command('enew')
    feed('iline 1 some text<cr>line 2 moRe text!<cr>extra line!<cr>extra line!<cr>extra line!<cr>last line ...<cr>')
    feed('<esc>gg')
    command('windo diffthis')
    screen:expect([[
      {1:  }{7:line 1 some text       }│{1:  }{7:^line 1 some text      }|
      {1:  }{3:line 2 mo}{2:Re text!}{3:      }│{1:  }{3:line 2 mo}{2:re text}{3:      }|
      {1:  }{5:extra line!            }│{1:  }{6:----------------------}|
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }last line ...          │{1:  }last line ...         |
      {1:  }                       │{1:  }                      |
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {4:[No Name] [+]             }{9:[No Name] [+]           }|
                                                        |
    ]])
    feed('jjjjj')
    screen:expect([[
      {1:  }line 1 some text       │{1:  }line 1 some text      |
      {1:  }{3:line 2 mo}{2:Re text!}{3:      }│{1:  }{3:line 2 mo}{2:re text}{3:      }|
      {1:  }{5:extra line!            }│{1:  }{6:----------------------}|
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }last line ...          │{1:  }last line ...         |
      {1:  }{7:                       }│{1:  }{7:^                      }|
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {4:[No Name] [+]             }{9:[No Name] [+]           }|
                                                        |
    ]])

    -- CursorLine with fg=NONE is "low-priority".
    -- Rendered as underline in a diff-line. #9028
    command('hi CursorLine ctermbg=red ctermfg=NONE guibg=red guifg=NONE')
    feed('kkkk')
    screen:expect([[
      {1:  }line 1 some text       │{1:  }line 1 some text      |
      {1:  }{11:line 2 mo}{12:Re text!}{11:      }│{1:  }{11:^line 2 mo}{12:re text}{11:      }|
      {1:  }{5:extra line!            }│{1:  }{6:----------------------}|
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }extra line!            │{1:  }extra line!           |
      {1:  }last line ...          │{1:  }last line ...         |
      {1:  }                       │{1:  }                      |
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {8:~                        }│{8:~                       }|
      {4:[No Name] [+]             }{9:[No Name] [+]           }|
                                                        |
    ]], {
      [1] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.WebGray},
      [2] = {bold = true, background = Screen.colors.Red},
      [3] = {background = Screen.colors.LightMagenta},
      [4] = {reverse = true},
      [5] = {background = Screen.colors.LightBlue},
      [6] = {background = Screen.colors.LightCyan1, bold = true, foreground = Screen.colors.Blue1},
      [7] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
      [8] = {bold = true, foreground = Screen.colors.Blue1},
      [9] = {bold = true, reverse = true},
      [10] = {bold = true},
      [11] = {underline = true,
              background = Screen.colors.LightMagenta},
      [12] = {bold = true, underline = true,
              background = Screen.colors.Red},
    })
  end)

  -- oldtest: Test_diff_with_cursorline_number()
  it('CursorLineNr shows correctly just below filler lines', function()
    local screen = Screen.new(50,12)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.WebGray},
      [2] = {background = Screen.colors.LightCyan1, bold = true, foreground = Screen.colors.Blue1},
      [3] = {reverse = true},
      [4] = {background = Screen.colors.LightBlue},
      [5] = {background = Screen.colors.Red, foreground = Screen.colors.White},
      [6] = {background = Screen.colors.White, bold = true, foreground = Screen.colors.Black},
      [7] = {bold = true, foreground = Screen.colors.Blue1},
      [8] = {bold = true, reverse = true},
      [9] = {foreground = Screen.colors.Brown},
    })
    screen:attach()

    command('hi CursorLine guibg=red guifg=white')
    command('hi CursorLineNr guibg=white guifg=black gui=bold')
    command('set cursorline number')
    command('call setline(1, ["baz", "foo", "foo", "bar"])')
    feed('2gg0')
    command('vnew')
    command('call setline(1, ["foo", "foo", "bar"])')
    command('windo diffthis')
    command('1wincmd w')
    screen:expect([[
      {1:  }{9:    }{2:-------------------}│{1:  }{9:  1 }{4:baz               }|
      {1:  }{6:  1 }{5:^foo                }│{1:  }{6:  2 }{5:foo               }|
      {1:  }{9:  2 }foo                │{1:  }{9:  3 }foo               |
      {1:  }{9:  3 }bar                │{1:  }{9:  4 }bar               |
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {8:[No Name] [+]             }{3:[No Name] [+]           }|
                                                        |
    ]])
    command('set cursorlineopt=number')
    screen:expect([[
      {1:  }{9:    }{2:-------------------}│{1:  }{9:  1 }{4:baz               }|
      {1:  }{6:  1 }^foo                │{1:  }{6:  2 }{5:foo               }|
      {1:  }{9:  2 }foo                │{1:  }{9:  3 }foo               |
      {1:  }{9:  3 }bar                │{1:  }{9:  4 }bar               |
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {7:~                        }│{7:~                       }|
      {8:[No Name] [+]             }{3:[No Name] [+]           }|
                                                        |
    ]])
  end)
end)

describe('CursorColumn highlight', function()
  local screen
  before_each(function()
    clear()
    screen = Screen.new(50, 8)
    screen:set_default_attr_ids({
      [1] = {background = Screen.colors.Gray90},  -- CursorColumn
      [2] = {bold = true, foreground = Screen.colors.Blue1},  -- NonText
      [3] = {bold = true},  -- ModeMsg
    })
    screen:attach()
  end)

  it('is updated when pressing "i" on a TAB character', function()
    exec([[
      call setline(1, ['123456789', "a\tb"])
      set cursorcolumn
      call cursor(2, 2)
    ]])
    screen:expect([[
      1234567{1:8}9                                         |
      a      ^ b                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]])
    feed('i')
    screen:expect([[
      1{1:2}3456789                                         |
      a^       b                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {3:-- INSERT --}                                      |
    ]])
    feed('<C-O>')
    screen:expect([[
      1234567{1:8}9                                         |
      a      ^ b                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {3:-- (insert) --}                                    |
    ]])
    feed('i')
    screen:expect([[
      1{1:2}3456789                                         |
      a^       b                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
      {3:-- INSERT --}                                      |
    ]])
  end)

  -- oldtest: Test_cursorcolumn_callback()
  it('is updated if cursor is moved from timer', function()
    exec([[
      call setline(1, ['aaaaa', 'bbbbb', 'ccccc', 'ddddd'])
      set cursorcolumn
      call cursor(4, 5)

      func Func(timer)
        call cursor(1, 1)
      endfunc

      call timer_start(300, 'Func')
    ]])
    screen:expect({grid = [[
      aaaa{1:a}                                             |
      bbbb{1:b}                                             |
      cccc{1:c}                                             |
      dddd^d                                             |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]], timeout = 100})
    screen:expect({grid = [[
      ^aaaaa                                             |
      {1:b}bbbb                                             |
      {1:c}cccc                                             |
      {1:d}dddd                                             |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]]})
  end)
end)

describe('ColorColumn highlight', function()
  local screen

  before_each(function()
    clear()
    screen = Screen.new(40, 15)
    screen:set_default_attr_ids({
      [1] = {background = Screen.colors.LightRed},  -- ColorColumn
      [2] = {background = Screen.colors.Grey90},  -- CursorLine
      [3] = {foreground = Screen.colors.Brown},  -- LineNr
      [4] = {foreground = Screen.colors.Brown, bold = true},  -- CursorLineNr
      [5] = {foreground = Screen.colors.Blue, bold = true},  -- NonText
      [6] = {foreground = Screen.colors.Blue, background = Screen.colors.LightRed, bold = true},
      [7] = {reverse = true, bold = true},  -- StatusLine
      [8] = {reverse = true},  -- StatusLineNC
      [9] = {background = Screen.colors.Grey90, foreground = Screen.colors.Red},
    })
    screen:attach()
  end)

  -- oldtest: Test_colorcolumn()
  it('when entering a buffer vim-patch:8.1.2073', function()
    exec([[
      set nohidden
      split
      edit X
      call setline(1, ["1111111111","22222222222","3333333333"])
      set nomodified
      set colorcolumn=3,9
      set number cursorline cursorlineopt=number
      wincmd w
      buf X
    ]])
    screen:expect([[
      {4:  1 }11{1:1}11111{1:1}1                          |
      {3:  2 }22{1:2}22222{1:2}22                         |
      {3:  3 }33{1:3}33333{1:3}3                          |
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {8:X                                       }|
      {4:  1 }^11{1:1}11111{1:1}1                          |
      {3:  2 }22{1:2}22222{1:2}22                         |
      {3:  3 }33{1:3}33333{1:3}3                          |
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {7:X                                       }|
                                              |
    ]])
  end)

  -- oldtest: Test_colorcolumn_bri()
  it("in 'breakindent' vim-patch:8.2.1689", function()
    exec([[
      call setline(1, 'The quick brown fox jumped over the lazy dogs')
      set co=40 linebreak bri briopt=shift:2 cc=40,41,43
    ]])
    screen:expect([[
      ^The quick brown fox jumped over the    {1: }|
      {1: } {1:l}azy dogs                             |
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
                                              |
    ]])
  end)

  -- oldtest: Test_colorcolumn_sbr()
  it("in 'showbreak' vim-patch:8.2.1689", function()
    exec([[
      call setline(1, 'The quick brown fox jumped over the lazy dogs')
      set co=40 showbreak=+++>\\  cc=40,41,43
    ]])
    screen:expect([[
      ^The quick brown fox jumped over the laz{1:y}|
      {6:+}{5:+}{6:+}{5:>\} dogs                              |
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
      {5:~                                       }|
                                              |
    ]])
  end)

  it('is combined with low-priority CursorLine highlight #23016', function()
    screen:try_resize(40, 2)
    command('set colorcolumn=30 cursorline')
    screen:expect([[
      {2:^                             }{1: }{2:          }|
                                              |
    ]])
    command('hi clear ColorColumn')
    screen:expect([[
      {2:^                                        }|
                                              |
    ]])
    command('hi ColorColumn guifg=Red')
    screen:expect([[
      {2:^                             }{9: }{2:          }|
                                              |
    ]])
  end)
end)

describe("MsgSeparator highlight and msgsep fillchar", function()
  local screen
  before_each(function()
    clear()
    screen = Screen.new(50,5)
    screen:set_default_attr_ids({
      [1] = {bold=true, foreground=Screen.colors.Blue},
      [2] = {bold=true, reverse=true},
      [3] = {bold = true, foreground = Screen.colors.SeaGreen4},
      [4] = {background = Screen.colors.Cyan, bold = true, reverse = true},
      [5] = {bold = true, background = Screen.colors.Magenta},
      [6] = {background = Screen.colors.WebGray},
      [7] = {background = Screen.colors.WebGray, bold = true, foreground = Screen.colors.SeaGreen4},
      [8] = {foreground = Screen.colors.Grey0, background = Screen.colors.Gray60},
      [9] = {foreground = Screen.colors.Grey40, background = Screen.colors.Gray60},
      [10] = {foreground = tonumber('0x000019'), background = Screen.colors.Gray60},
      [11] = {background = Screen.colors.Gray60, bold = true, foreground = tonumber('0x666699')},
      [12] = {background = Screen.colors.Gray60, bold = true, foreground = tonumber('0x297d4e')},
      [13] = {background = tonumber('0xff4cff'), bold = true, foreground = tonumber('0xb200ff')},
    })
    screen:attach()
  end)

  it("works", function()

    -- defaults
    feed_command("ls")
    screen:expect([[
                                                        |
      {2:                                                  }|
      :ls                                               |
        1 %a   "[No Name]"                    line 1    |
      {3:Press ENTER or type command to continue}^           |
    ]])
    feed('<cr>')

    feed_command("set fillchars+=msgsep:-")
    feed_command("ls")
    screen:expect([[
                                                        |
      {2:--------------------------------------------------}|
      :ls                                               |
        1 %a   "[No Name]"                    line 1    |
      {3:Press ENTER or type command to continue}^           |
    ]])

    -- linked to StatusLine per default
    feed_command("hi StatusLine guibg=Cyan")
    feed_command("ls")
    screen:expect([[
                                                        |
      {4:--------------------------------------------------}|
      :ls                                               |
        1 %a   "[No Name]"                    line 1    |
      {3:Press ENTER or type command to continue}^           |
    ]])

    -- but can be unlinked
    feed_command("hi clear MsgSeparator")
    feed_command("hi MsgSeparator guibg=Magenta gui=bold")
    feed_command("ls")
    screen:expect([[
                                                        |
      {5:--------------------------------------------------}|
      :ls                                               |
        1 %a   "[No Name]"                    line 1    |
      {3:Press ENTER or type command to continue}^           |
    ]])
  end)

  it("and MsgArea", function()
    feed_command("hi MsgArea guibg=Gray")
    screen:expect{grid=[[
      ^                                                  |
      {1:~                                                 }|
      {1:~                                                 }|
      {1:~                                                 }|
      {6:                                                  }|
    ]]}
    feed(":ls")
    screen:expect{grid=[[
                                                        |
      {1:~                                                 }|
      {1:~                                                 }|
      {1:~                                                 }|
      {6::ls^                                               }|
    ]]}
    feed(":<cr>")
    screen:expect{grid=[[
                                                        |
      {2:                                                  }|
      {6::ls:                                              }|
      {6:  1 %a   "[No Name]"                    line 1    }|
      {7:Press ENTER or type command to continue}{6:^           }|
    ]]}

    -- support madness^Wblending of message "overlay"
    feed_command("hi MsgArea blend=20")
    feed_command("hi clear MsgSeparator")
    feed_command("hi MsgSeparator blend=30 guibg=Magenta")
    screen:expect{grid=[[
      ^                                                  |
      {1:~                                                 }|
      {1:~                                                 }|
      {1:~                                                 }|
      {8::hi}{9: }{8:MsgSeparator}{9: }{8:blend=30}{9: }{8:guibg=Magenta}{9:           }|
    ]]}
    feed(":ls")
    screen:expect{grid=[[
                                                        |
      {1:~                                                 }|
      {1:~                                                 }|
      {1:~                                                 }|
      {8::ls}{9:^                                               }|
    ]]}
    feed("<cr>")
    screen:expect{grid=[[
                                                        |
      {13:~                                                 }|
      {10::ls}{11:                                               }|
      {11:~ }{10:1}{11: }{10:%a}{11:   }{10:"[No}{11: }{10:Name]"}{11:                    }{10:line}{11: }{10:1}{11:    }|
      {12:Press}{9: }{12:ENTER}{9: }{12:or}{9: }{12:type}{9: }{12:command}{9: }{12:to}{9: }{12:continue}{9:^           }|
    ]]}
  end)
end)

describe("'number' and 'relativenumber' highlight", function()
  before_each(clear)

  it('LineNr, LineNrAbove and LineNrBelow', function()
    local screen = Screen.new(20,10)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.Red},
      [2] = {foreground = Screen.colors.Blue},
      [3] = {foreground = Screen.colors.Green},
    })
    screen:attach()
    command('set number relativenumber')
    command('call setline(1, range(50))')
    command('highlight LineNr guifg=Red')
    feed('4j')
    screen:expect([[
      {1:  4 }0               |
      {1:  3 }1               |
      {1:  2 }2               |
      {1:  1 }3               |
      {1:5   }^4               |
      {1:  1 }5               |
      {1:  2 }6               |
      {1:  3 }7               |
      {1:  4 }8               |
                          |
    ]])
    command('highlight LineNrAbove guifg=Blue')
    screen:expect([[
      {2:  4 }0               |
      {2:  3 }1               |
      {2:  2 }2               |
      {2:  1 }3               |
      {1:5   }^4               |
      {1:  1 }5               |
      {1:  2 }6               |
      {1:  3 }7               |
      {1:  4 }8               |
                          |
    ]])
    command('highlight LineNrBelow guifg=Green')
    screen:expect([[
      {2:  4 }0               |
      {2:  3 }1               |
      {2:  2 }2               |
      {2:  1 }3               |
      {1:5   }^4               |
      {3:  1 }5               |
      {3:  2 }6               |
      {3:  3 }7               |
      {3:  4 }8               |
                          |
    ]])
    feed('3j')
    screen:expect([[
      {2:  7 }0               |
      {2:  6 }1               |
      {2:  5 }2               |
      {2:  4 }3               |
      {2:  3 }4               |
      {2:  2 }5               |
      {2:  1 }6               |
      {1:8   }^7               |
      {3:  1 }8               |
                          |
    ]])
  end)

  -- oldtest: Test_relativenumber_callback()
  it('relative number highlight is updated if cursor is moved from timer', function()
    local screen = Screen.new(50, 8)
    screen:set_default_attr_ids({
      [1] = {foreground = Screen.colors.Brown},  -- LineNr
      [2] = {bold = true, foreground = Screen.colors.Blue1},  -- NonText
    })
    screen:attach()
    exec([[
      call setline(1, ['aaaaa', 'bbbbb', 'ccccc', 'ddddd'])
      set relativenumber
      call cursor(4, 1)

      func Func(timer)
        call cursor(1, 1)
      endfunc

      call timer_start(300, 'Func')
    ]])
    screen:expect({grid = [[
      {1:  3 }aaaaa                                         |
      {1:  2 }bbbbb                                         |
      {1:  1 }ccccc                                         |
      {1:  0 }^ddddd                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]], timeout = 100})
    screen:expect({grid = [[
      {1:  0 }^aaaaa                                         |
      {1:  1 }bbbbb                                         |
      {1:  2 }ccccc                                         |
      {1:  3 }ddddd                                         |
      {2:~                                                 }|
      {2:~                                                 }|
      {2:~                                                 }|
                                                        |
    ]]})
  end)
end)

describe("'winhighlight' highlight", function()
  local screen

  before_each(function()
    clear()
    screen = Screen.new(20,8)
    screen:attach()
    screen:set_default_attr_ids {
      [0] = {bold=true, foreground=Screen.colors.Blue};
      [1] = {background = Screen.colors.DarkBlue};
      [2] = {background = Screen.colors.DarkBlue, bold = true, foreground = Screen.colors.Blue1};
      [3] = {bold = true, reverse = true};
      [4] = {reverse = true};
      [5] = {background = Screen.colors.DarkGreen};
      [6] = {background = Screen.colors.DarkGreen, bold = true, foreground = Screen.colors.Blue1};
      [7] = {background = Screen.colors.DarkMagenta};
      [8] = {background = Screen.colors.DarkMagenta, bold = true, foreground = Screen.colors.Blue1};
      [9] = {foreground = Screen.colors.Brown};
      [10] = {foreground = Screen.colors.Brown, background = Screen.colors.DarkBlue};
      [11] = {background = Screen.colors.DarkBlue, bold = true, reverse = true};
      [12] = {background = Screen.colors.DarkGreen, reverse = true};
      [13] = {background = Screen.colors.Magenta4, reverse = true};
      [14] = {background = Screen.colors.DarkBlue, reverse = true};
      [15] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red};
      [16] = {foreground = Screen.colors.Blue1};
      [17] = {background = Screen.colors.LightRed};
      [18] = {background = Screen.colors.Gray90};
      [19] = {foreground = Screen.colors.LightGrey, background = Screen.colors.DarkGray};
      [20] = {background = Screen.colors.LightGrey, underline = true};
      [21] = {bold = true};
      [22] = {bold = true, foreground = Screen.colors.SeaGreen4};
      [23] = {background = Screen.colors.LightMagenta};
      [24] = {background = Screen.colors.WebGray};
      [25] = {bold = true, foreground = Screen.colors.Green1};
      [26] = {background = Screen.colors.Red};
      [27] = {background = Screen.colors.DarkBlue, bold = true, foreground = Screen.colors.Green1};
      [28] = {bold = true, foreground = Screen.colors.Brown};
      [29] = {foreground = Screen.colors.Blue1, background = Screen.colors.Red, bold = true};
      [30] = {background = tonumber('0xff8800')};
      [31] = {background = tonumber('0xff8800'), bold = true, foreground = Screen.colors.Blue};
    }
    command("hi Background1 guibg=DarkBlue")
    command("hi Background2 guibg=DarkGreen")
  end)

  it('works for background color', function()
    insert("aa")
    command("split")
    command("set winhl=Normal:Background1")
    screen:expect([[
      {1:a^a                  }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name] [+]       }|
      aa                  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])

    command("enew")
    screen:expect([[
      {1:^                    }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name]           }|
      aa                  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])
  end)

  it('works for background color in rightleft window #22640', function()
    -- Use a wide screen to also check that this doesn't overflow linebuf_attr.
    screen:try_resize(80, 6)
    insert('aa')
    command('setlocal rightleft')
    command('setlocal winhl=Normal:Background1')
    screen:expect([[
      {1:                                                                              ^aa}|
      {2:                                                                               ~}|
      {2:                                                                               ~}|
      {2:                                                                               ~}|
      {2:                                                                               ~}|
                                                                                      |
    ]])
    command('botright vsplit')
    screen:expect([[
      {1:                                     aa│                                      ^aa}|
      {2:                                      ~}{1:│}{2:                                       ~}|
      {2:                                      ~}{1:│}{2:                                       ~}|
      {2:                                      ~}{1:│}{2:                                       ~}|
      {4:[No Name] [+]                           }{3:[No Name] [+]                           }|
                                                                                      |
    ]])
  end)

  it('handles undefined groups', function()
    command("set winhl=Normal:Background1")
    screen:expect([[
      {1:^                    }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
                          |
    ]])

    command("set winhl=xxx:yyy")
    eq('xxx:yyy', eval('&winhl'))
    screen:expect{grid=[[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]]}
  end)

  it('can be changed to define different groups', function()
    command("set winhl=EndOfBuffer:Background1")
    screen:expect{grid=[[
      ^                    |
      {1:~                   }|
      {1:~                   }|
      {1:~                   }|
      {1:~                   }|
      {1:~                   }|
      {1:~                   }|
                          |
    ]]}

    command("set winhl=Normal:ErrorMsg")
    screen:expect{grid=[[
      {15:^                    }|
      {29:~                   }|
      {29:~                   }|
      {29:~                   }|
      {29:~                   }|
      {29:~                   }|
      {29:~                   }|
                          |
    ]]}
  end)

  it('works local to the window', function()
    insert("aa")
    command("split")
    command("setlocal winhl=Normal:Background1")
    screen:expect([[
      {1:a^a                  }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name] [+]       }|
      aa                  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])

    command("enew")
    screen:expect([[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      aa                  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])

    command("bnext")
    screen:expect([[
      {1:^aa                  }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name] [+]       }|
      aa                  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])
  end)

  it('for inactive window background works', function()
    command("set winhl=Normal:Background1,NormalNC:Background2")
    -- tests global value is copied across split
    command("split")
    screen:expect([[
      {1:^                    }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name]           }|
      {5:                    }|
      {6:~                   }|
      {4:[No Name]           }|
                          |
    ]])

    feed("<c-w><c-w>")
    screen:expect([[
      {5:                    }|
      {6:~                   }|
      {6:~                   }|
      {4:[No Name]           }|
      {1:^                    }|
      {2:~                   }|
      {3:[No Name]           }|
                          |
    ]])

    feed("<c-w><c-w>")
    screen:expect([[
      {1:^                    }|
      {2:~                   }|
      {2:~                   }|
      {3:[No Name]           }|
      {5:                    }|
      {6:~                   }|
      {4:[No Name]           }|
                          |
    ]])
  end)

  it('works with NormalNC', function()
    command("hi NormalNC guibg=DarkMagenta")
    -- tests global value is copied across split
    command("split")
    screen:expect([[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      {7:                    }|
      {8:~                   }|
      {4:[No Name]           }|
                          |
    ]])

    command("wincmd w")
    screen:expect([[
      {7:                    }|
      {8:~                   }|
      {8:~                   }|
      {4:[No Name]           }|
      ^                    |
      {0:~                   }|
      {3:[No Name]           }|
                          |
    ]])


    -- winbg=Normal:... overrides global NormalNC
    command("set winhl=Normal:Background1")
    screen:expect([[
      {7:                    }|
      {8:~                   }|
      {8:~                   }|
      {4:[No Name]           }|
      {1:^                    }|
      {2:~                   }|
      {3:[No Name]           }|
                          |
    ]])

    command("wincmd w")
    screen:expect([[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      {1:                    }|
      {2:~                   }|
      {4:[No Name]           }|
                          |
    ]])

    command("wincmd w")
    command("set winhl=Normal:Background1,NormalNC:Background2")
    screen:expect([[
      {7:                    }|
      {8:~                   }|
      {8:~                   }|
      {4:[No Name]           }|
      {1:^                    }|
      {2:~                   }|
      {3:[No Name]           }|
                          |
    ]])

    command("wincmd w")
    screen:expect([[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      {5:                    }|
      {6:~                   }|
      {4:[No Name]           }|
                          |
    ]])
  end)

  it('updates background to changed linked group', function()
    command("split")
    command("setlocal winhl=Normal:FancyGroup") -- does not yet exist
    screen:expect{grid=[[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
                          |
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}

    command("hi FancyGroup guibg=#FF8800") -- nice orange
    screen:expect{grid=[[
      {30:^                    }|
      {31:~                   }|
      {31:~                   }|
      {3:[No Name]           }|
                          |
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}
  end)

  it('background applies also to non-text', function()
    command('set sidescroll=0')
    insert('Lorem ipsum dolor sit amet ')
    command('set shiftwidth=2')
    feed('>>')
    command('set number')
    command('set breakindent')
    command('set briopt=shift:5,min:0')
    command('set list')
    command('set showbreak=↪')
    screen:expect([[
      {9:  1 }  ^Lorem ipsum do|
      {9:    }       {0:↪}lor sit |
      {9:    }       {0:↪}amet{0:-}   |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])

    command('set winhl=Normal:Background1')
    screen:expect([[
      {10:  1 }{1:  ^Lorem ipsum do}|
      {10:    }{1:       }{2:↪}{1:lor sit }|
      {10:    }{1:       }{2:↪}{1:amet}{2:-}{1:   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
                          |
    ]])

    command('set nowrap')
    command('set listchars+=extends:❯,precedes:❮')
    feed('3w')
    screen:expect([[
      {10:  1 }{2:❮}{1: dolor ^sit ame}{2:❯}|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
                          |
    ]])
  end)

  it("background doesn't override syntax background", function()
    command('syntax on')
    command('syntax keyword Foobar foobar')
    command('syntax keyword Article the')
    command('hi Foobar guibg=#FF0000')
    command('hi Article guifg=#00FF00 gui=bold')
    insert('the foobar was foobar')
    screen:expect([[
      {25:the} {26:foobar} was {26:fooba}|
      {26:^r}                   |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])

    -- winhl=Normal:Group with background doesn't override syntax background,
    -- but does combine with syntax foreground.
    command('set winhl=Normal:Background1')
    screen:expect([[
      {27:the}{1: }{26:foobar}{1: was }{26:fooba}|
      {26:^r}{1:                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
      {2:~                   }|
                          |
    ]])
  end)

  it('can override NonText, Conceal and EndOfBuffer', function()
    curbufmeths.set_lines(0,-1,true, {"raa\000"})
    command('call matchaddpos("Conceal", [[1,2]], 0, -1, {"conceal": "#"})')
    command('set cole=2 cocu=nvic')
    command('split')
    command('call matchaddpos("Conceal", [[1,2]], 0, -1, {"conceal": "#"})')
    command('set winhl=SpecialKey:ErrorMsg,EndOfBuffer:Background1,'
            ..'Conceal:Background2')

    screen:expect([[
      ^r{5:#}a{15:^@}               |
      {1:~                   }|
      {1:~                   }|
      {3:[No Name] [+]       }|
      r{19:#}a{16:^@}               |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])
  end)

  it('can override LineNr, CursorColumn and ColorColumn', function()
    insert('very text\nmore text')
    command('set number')
    command('set colorcolumn=2')
    command('set cursorcolumn')
    feed('k')

    command('split')
    command('set winhl=LineNr:Background1,CursorColumn:Background2,'
            ..'ColorColumn:ErrorMsg')
    screen:expect([[
      {1:  1 }v{15:e}ry tex^t       |
      {1:  2 }m{15:o}re tex{5:t}       |
      {0:~                   }|
      {3:[No Name] [+]       }|
      {9:  1 }v{17:e}ry text       |
      {9:  2 }m{17:o}re tex{18:t}       |
      {4:[No Name] [+]       }|
                          |
    ]])
  end)

  it('can override Tabline', function()
    command('tabnew')
    command('set winhl=TabLine:Background1,TabLineSel:ErrorMsg')

    screen:expect([[
      {20: No Name] }{15: No Name]}{20:X}|
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
    command("tabnext")
    screen:expect([[
      {21: No Name] }{1: No Name]}{20:X}|
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])
  end)

  it('can override popupmenu', function()
    insert('word wording wordy')
    command('split')
    command('set winhl=Pmenu:Background1,PmenuSel:Background2,'
            ..'PmenuSbar:ErrorMsg,PmenuThumb:Normal')
    screen:expect([[
      word wording word^y  |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name] [+]       }|
      word wording wordy  |
      {0:~                   }|
      {4:[No Name] [+]       }|
                          |
    ]])

    feed('oword<c-x><c-p>')
    screen:expect([[
      word wording wordy  |
      wordy^               |
      {1:word           }{0:     }|
      {1:wording        }{3:     }|
      {5:wordy          }rdy  |
      wordy               |
      {4:[No Name] [+]       }|
      {21:-- }{22:match 1 of 3}     |
    ]])

    feed('<esc>u<c-w><c-w>oword<c-x><c-p>')
    screen:expect([[
      word wording wordy  |
      wordy               |
      {23:word           }{0:     }|
      {23:wording        }{4:     }|
      {24:wordy          }rdy  |
      wordy^               |
      {3:[No Name] [+]       }|
      {21:-- }{22:match 1 of 3}     |
    ]])
  end)

  it('can override CursorLine and CursorLineNr', function()
    -- CursorLine used to be parsed as CursorLineNr, because strncmp
    command('set cursorline number')
    command('split')
    command('set winhl=CursorLine:Background1')
    screen:expect{grid=[[
      {28:  1 }{1:^                }|
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      {28:  1 }{18:                }|
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}

    command('set winhl=CursorLineNr:Background2,CursorLine:Background1')
    screen:expect{grid=[[
      {5:  1 }{1:^                }|
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
      {28:  1 }{18:                }|
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}

    feed('<c-w>w')
    screen:expect{grid=[[
      {5:  1 }{1:                }|
      {0:~                   }|
      {0:~                   }|
      {4:[No Name]           }|
      {28:  1 }{18:^                }|
      {0:~                   }|
      {3:[No Name]           }|
                          |
    ]]}
  end)

  it('can override StatusLine and StatusLineNC', function()
    command('set winhighlight=StatusLine:Background1,StatusLineNC:Background2')
    command('split')
    screen:expect([[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {1:[No Name]           }|
                          |
      {0:~                   }|
      {5:[No Name]           }|
                          |
    ]])
  end)

  it('can override WinBar and WinBarNC #19345', function()
    command('setlocal winbar=foobar')
    command('set winhighlight=WinBar:Background1,WinBarNC:Background2')
    command('split')
    screen:expect([[
      {1:foobar              }|
      ^                    |
      {0:~                   }|
      {3:[No Name]           }|
      {5:foobar              }|
                          |
      {4:[No Name]           }|
                          |
    ]])
  end)


  it("can override syntax groups", function()
    command('syntax on')
    command('syntax keyword Foobar foobar')
    command('syntax keyword Article the')
    command('hi Foobar guibg=#FF0000')
    command('hi Article guifg=#00FF00 gui=bold')
    insert('the foobar was foobar')
    screen:expect([[
      {25:the} {26:foobar} was {26:fooba}|
      {26:^r}                   |
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
      {0:~                   }|
                          |
    ]])

    command('split')
    command('set winhl=Foobar:Background1,Article:ErrorMsg')
    screen:expect{grid=[[
      {15:the} {1:foobar} was {1:fooba}|
      {1:^r}                   |
      {0:~                   }|
      {3:[No Name] [+]       }|
      {25:the} {26:foobar} was {26:fooba}|
      {26:r}                   |
      {4:[No Name] [+]       }|
                          |
    ]]}
  end)

  it('can be disabled in newly opened window #19823', function()
    command('split | set winhl=Normal:ErrorMsg | set winhl=')
    screen:expect{grid=[[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
                          |
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}

    helpers.assert_alive()
  end)

  it('can redraw statusline on cursor movement', function()
    screen:try_resize(40, 8)
    exec [[
      set statusline=%f%=%#Background1#%l,%c%V\ %P
      split
    ]]
    insert [[
      some text
      more text]]
    screen:expect{grid=[[
      some text                               |
      more tex^t                               |
      {0:~                                       }|
      {3:[No Name]                        }{1:2,9 All}|
      some text                               |
      more text                               |
      {4:[No Name]                        }{1:1,1 All}|
                                              |
    ]]}

    command 'set winhl=Background1:Background2'
    screen:expect{grid=[[
      some text                               |
      more tex^t                               |
      {0:~                                       }|
      {3:[No Name]                        }{5:2,9 All}|
      some text                               |
      more text                               |
      {4:[No Name]                        }{1:1,1 All}|
                                              |
    ]]}

    feed 'k'
    screen:expect{grid=[[
      some tex^t                               |
      more text                               |
      {0:~                                       }|
      {3:[No Name]                        }{5:1,9 All}|
      some text                               |
      more text                               |
      {4:[No Name]                        }{1:1,1 All}|
                                              |
    ]]}
  end)

  it('can link to empty highlight group', function()
    command 'hi NormalNC guibg=Red' -- czerwone time
    command 'set winhl=NormalNC:Normal'
    command 'split'

    screen:expect{grid=[[
      ^                    |
      {0:~                   }|
      {0:~                   }|
      {3:[No Name]           }|
                          |
      {0:~                   }|
      {4:[No Name]           }|
                          |
    ]]}
  end)
end)

describe('highlight namespaces', function()
  local screen
  local ns1, ns2

  before_each(function()
    clear()
    screen = Screen.new(25,10)
    screen:attach()
    screen:set_default_attr_ids {
      [1] = {foreground = Screen.colors.Blue, bold = true};
      [2] = {background = Screen.colors.DarkGrey};
      [3] = {italic = true, foreground = Screen.colors.DarkCyan, background = Screen.colors.DarkOrange4};
      [4] = {background = Screen.colors.Magenta4};
      [5] = {background = Screen.colors.Magenta4, foreground = Screen.colors.Crimson};
      [6] = {bold = true, reverse = true};
      [7] = {reverse = true};
      [8] = {foreground = Screen.colors.Gray20};
      [9] = {foreground = Screen.colors.Blue};
      [10] = {bold = true, foreground = Screen.colors.SeaGreen};
    }

    ns1 = meths.create_namespace 'grungy'
    ns2 = meths.create_namespace 'ultrared'

    meths.set_hl(ns1, 'Normal', {bg='DarkGrey'})
    meths.set_hl(ns1, 'NonText', {bg='DarkOrange4', fg='DarkCyan', italic=true})
    meths.set_hl(ns2, 'Normal', {bg='DarkMagenta'})
    meths.set_hl(ns2, 'NonText', {fg='Crimson'})
  end)

  it('can be used globally', function()
    screen:expect{grid=[[
      ^                         |
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
                               |
    ]]}

    meths.set_hl_ns(ns1)
    screen:expect{grid=[[
      {2:^                         }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
      {3:~                        }|
                               |
    ]]}

    meths.set_hl_ns(ns2)
    screen:expect{grid=[[
      {4:^                         }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
      {5:~                        }|
                               |
    ]]}

    meths.set_hl_ns(0)
    screen:expect{grid=[[
      ^                         |
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
                               |
    ]]}
  end)

  it('can be used per window', function()
    local win1 = meths.get_current_win()
    command 'split'
    local win2 = meths.get_current_win()
    command 'split'

    meths.win_set_hl_ns(win1, ns1)
    meths.win_set_hl_ns(win2, ns2)

    screen:expect{grid=[[
      ^                         |
      {1:~                        }|
      {6:[No Name]                }|
      {4:                         }|
      {5:~                        }|
      {7:[No Name]                }|
      {2:                         }|
      {3:~                        }|
      {7:[No Name]                }|
                               |
    ]]}
  end)

  it('redraws correctly when ns=0', function()
    screen:expect{grid=[[
      ^                         |
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
      {1:~                        }|
                               |
    ]]}

    meths.set_hl(0, 'EndOfBuffer', {fg='#333333'})
    screen:expect{grid=[[
      ^                         |
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
      {8:~                        }|
                               |
    ]]}
  end)

  it('winhl does not accept invalid value #24586', function()
    local res = exec_lua([[
      local curwin = vim.api.nvim_get_current_win()
      vim.api.nvim_command("set winhl=Normal:Visual")
      local _, msg = pcall(vim.api.nvim_command,"set winhl='Normal:Wrong'")
      return { msg, vim.wo[curwin].winhl }
    ]])
    eq({
     "Vim(set):E5248: Invalid character in group name",
     "Normal:Visual",
    },res)
  end)

  it('Normal in set_hl #25474', function()
    meths.set_hl(0, 'Normal', {bg='#333333'})
    command('highlight Ignore')
    screen:expect{grid=[[
                               |
      {1:~                        }|
      {1:~                        }|
      {6:                         }|
                               |
      Ignore         {8:xxx} {9:ctermf}|
      {9:g=}15               {9:guifg=}|
      bg                       |
      {10:Press ENTER or type comma}|
      {10:nd to continue}^           |
    ]]}
  end)
end)