Merge remote-tracking branch 'upstream/master' into usermarksusermarks

1 files changed, 840 insertions, 35 deletions

diff --git a/test/functional/ui/float_spec.lua b/test/functional/ui/float_spec.lua
index 5967b630f6..6759510ad1 100644
--- a/test/functional/ui/float_spec.lua
+++ b/test/functional/ui/float_spec.lua
@@ -25,36 +25,6 @@ describe('float window', function()
     clear()
     command('hi VertSplit gui=reverse')
   end)
-  local attrs = {
-    [0] = {bold=true, foreground=Screen.colors.Blue},
-    [1] = {background = Screen.colors.LightMagenta},
-    [2] = {background = Screen.colors.LightMagenta, bold = true, foreground = Screen.colors.Blue1},
-    [3] = {bold = true},
-    [4] = {bold = true, reverse = true},
-    [5] = {reverse = true},
-    [6] = {background = Screen.colors.LightMagenta, bold = true, reverse = true},
-    [7] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
-    [8] = {bold = true, foreground = Screen.colors.SeaGreen4},
-    [9] = {background = Screen.colors.LightGrey, underline = true},
-    [10] = {background = Screen.colors.LightGrey, underline = true, bold = true, foreground = Screen.colors.Magenta},
-    [11] = {bold = true, foreground = Screen.colors.Magenta},
-    [12] = {background = Screen.colors.Red, bold = true, foreground = Screen.colors.Blue1},
-    [13] = {background = Screen.colors.WebGray},
-    [14] = {foreground = Screen.colors.Brown},
-    [15] = {background = Screen.colors.Grey20},
-    [16] = {background = Screen.colors.Grey20, bold = true, foreground = Screen.colors.Blue1},
-    [17] = {background = Screen.colors.Yellow},
-    [18] = {foreground = Screen.colors.Brown, background = Screen.colors.Grey20},
-    [19] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.WebGray},
-    [20] = {bold = true, foreground = Screen.colors.Brown},
-    [21] = {background = Screen.colors.Gray90},
-    [22] = {background = Screen.colors.LightRed},
-    [23] = {foreground = Screen.colors.Black, background = Screen.colors.White};
-    [24] = {foreground = Screen.colors.Black, background = Screen.colors.Grey80};
-    [25] = {blend = 100, background = Screen.colors.Gray0};
-    [26] = {blend = 80, background = Screen.colors.Gray0};
-    [27] = {background = Screen.colors.LightGray};
-  }
 
   it('behavior', function()
     -- Create three windows and test that ":wincmd <direction>" changes to the
@@ -93,7 +63,7 @@ describe('float window', function()
   end)
 
   it('closed immediately by autocmd #11383', function()
-    eq('Error executing lua: [string "<nvim>"]:0: Window was closed immediately',
+    eq('Window was closed immediately',
       pcall_err(exec_lua, [[
         local a = vim.api
         local function crashes(contents)
@@ -118,7 +88,7 @@ describe('float window', function()
   end)
 
   it('closed immediately by autocmd after win_enter #15548', function()
-    eq('Error executing lua: [string "<nvim>"]:0: Window was closed immediately',
+    eq('Window was closed immediately',
       pcall_err(exec_lua, [[
         vim.cmd "autocmd BufLeave * ++once quit!"
         local buf = vim.api.nvim_create_buf(true, true)
@@ -198,6 +168,29 @@ describe('float window', function()
     eq(7, pos[2])
   end)
 
+  it('opened with correct position relative to the mouse', function()
+    meths.input_mouse('left', 'press', '', 0, 10, 10)
+    local pos = exec_lua([[
+      local bufnr = vim.api.nvim_create_buf(false, true)
+
+      local opts = {
+        width = 10,
+        height = 10,
+        col = 1,
+        row = 2,
+        relative = 'mouse',
+        style = 'minimal'
+      }
+
+      local win_id = vim.api.nvim_open_win(bufnr, false, opts)
+
+      return vim.api.nvim_win_get_position(win_id)
+    ]])
+
+    eq(12, pos[1])
+    eq(11, pos[2])
+  end)
+
   it('opened with correct position relative to the cursor', function()
     local pos = exec_lua([[
       local bufnr = vim.api.nvim_create_buf(false, true)
@@ -421,6 +414,15 @@ describe('float window', function()
     eq(winids, eval('winids'))
   end)
 
+  it('no crash with bufpos and non-existent window', function()
+    command('new')
+    local closed_win = meths.get_current_win().id
+    command('close')
+    local buf = meths.create_buf(false,false)
+    meths.open_win(buf, true, {relative='win', win=closed_win, width=1, height=1, bufpos={0,0}})
+    assert_alive()
+  end)
+
   it("no segfault when setting minimal style after clearing local 'fillchars' #19510", function()
     local float_opts = {relative = 'editor', row = 1, col = 1, width = 1, height = 1}
     local float_win = meths.open_win(0, true, float_opts)
@@ -430,6 +432,13 @@ describe('float window', function()
     assert_alive()
   end)
 
+  it("'scroll' is computed correctly when opening float with splitkeep=screen #20684", function()
+    meths.set_option('splitkeep', 'screen')
+    local float_opts = {relative = 'editor', row = 1, col = 1, width = 10, height = 10}
+    local float_win = meths.open_win(0, true, float_opts)
+    eq(5, meths.win_get_option(float_win, 'scroll'))
+  end)
+
   describe('with only one tabpage,', function()
     local float_opts = {relative = 'editor', row = 1, col = 1, width = 1, height = 1}
     local old_buf, old_win
@@ -569,7 +578,7 @@ describe('float window', function()
     end)
   end)
 
-  describe('with mulitple tabpages but only one listed buffer,', function()
+  describe('with multiple tabpages but only one listed buffer,', function()
     local float_opts = {relative = 'editor', row = 1, col = 1, width = 1, height = 1}
     local unlisted_buf, old_buf, old_win
     before_each(function()
@@ -596,6 +605,11 @@ describe('float window', function()
         meths.buf_delete(old_buf, {force = true})
         eq(old_win, curwin().id)
       end)
+      it('if called from non-floating window in another tabpage', function()
+        command('tab split')
+        eq(3, #meths.list_tabpages())
+        meths.buf_delete(old_buf, {force = true})
+      end)
       it('if called from floating window with the same buffer', function()
         meths.set_current_win(same_buf_float)
         command('autocmd WinLeave * let g:win_leave = nvim_get_current_win()')
@@ -712,10 +726,41 @@ describe('float window', function()
   end)
 
   local function with_ext_multigrid(multigrid)
-    local screen
+    local screen, attrs
     before_each(function()
       screen = Screen.new(40,7)
       screen:attach {ext_multigrid=multigrid}
+      attrs = {
+        [0] = {bold=true, foreground=Screen.colors.Blue},
+        [1] = {background = Screen.colors.LightMagenta},
+        [2] = {background = Screen.colors.LightMagenta, bold = true, foreground = Screen.colors.Blue1},
+        [3] = {bold = true},
+        [4] = {bold = true, reverse = true},
+        [5] = {reverse = true},
+        [6] = {background = Screen.colors.LightMagenta, bold = true, reverse = true},
+        [7] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
+        [8] = {bold = true, foreground = Screen.colors.SeaGreen4},
+        [9] = {background = Screen.colors.LightGrey, underline = true},
+        [10] = {background = Screen.colors.LightGrey, underline = true, bold = true, foreground = Screen.colors.Magenta},
+        [11] = {bold = true, foreground = Screen.colors.Magenta},
+        [12] = {background = Screen.colors.Red, bold = true, foreground = Screen.colors.Blue1},
+        [13] = {background = Screen.colors.WebGray},
+        [14] = {foreground = Screen.colors.Brown},
+        [15] = {background = Screen.colors.Grey20},
+        [16] = {background = Screen.colors.Grey20, bold = true, foreground = Screen.colors.Blue1},
+        [17] = {background = Screen.colors.Yellow},
+        [18] = {foreground = Screen.colors.Brown, background = Screen.colors.Grey20},
+        [19] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.WebGray},
+        [20] = {bold = true, foreground = Screen.colors.Brown},
+        [21] = {background = Screen.colors.Gray90},
+        [22] = {background = Screen.colors.LightRed},
+        [23] = {foreground = Screen.colors.Black, background = Screen.colors.White};
+        [24] = {foreground = Screen.colors.Black, background = Screen.colors.Grey80};
+        [25] = {blend = 100, background = Screen.colors.Gray0};
+        [26] = {blend = 80, background = Screen.colors.Gray0};
+        [27] = {background = Screen.colors.LightGray};
+        [28] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.LightGray};
+      }
       screen:set_default_attr_ids(attrs)
     end)
 
@@ -1307,6 +1352,54 @@ describe('float window', function()
       end
     end)
 
+    it("would not break 'minimal' style with statuscolumn set", function()
+      command('set number')
+      command('set signcolumn=yes')
+      command('set colorcolumn=1')
+      command('set cursorline')
+      command('set foldcolumn=1')
+      command('set statuscolumn=%l%s%C')
+      command('hi NormalFloat guibg=#333333')
+      feed('ix<cr>y<cr><esc>gg')
+      meths.open_win(0, false, {relative='editor', width=20, height=4, row=4, col=10, style='minimal'})
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          {20:1}{19:   }{20:   }{22:^x}{21:                                }|
+          {14:2}{19:   }{14:   }{22:y}                                |
+          {14:3}{19:   }{14:   }{22: }                                |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 4
+          {15:x                   }|
+          {15:y                   }|
+          {15:                    }|
+          {15:                    }|
+        ]], float_pos={[4] = {{id = 1001}, "NW", 1, 4, 10, true}}}
+      else
+        screen:expect{grid=[[
+          {20:1}{19:   }{20:   }{22:^x}{21:                                }|
+          {14:2}{19:   }{14:   }{22:y}                                |
+          {14:3}{19:   }{14:   }{22: }  {15:x                   }          |
+          {0:~         }{15:y                   }{0:          }|
+          {0:~         }{15:                    }{0:          }|
+          {0:~         }{15:                    }{0:          }|
+                                                  |
+        ]]}
+      end
+    end)
+
     it('can have border', function()
       local buf = meths.create_buf(false, false)
       meths.buf_set_lines(buf, 0, -1, true, {' halloj! ',
@@ -1704,6 +1797,222 @@ describe('float window', function()
       end
     end)
 
+    it('validates title title_pos', function()
+      local buf = meths.create_buf(false,false)
+      eq("title requires border to be set",
+         pcall_err(meths.open_win,buf, false, {
+          relative='editor', width=9, height=2, row=2, col=5, title='Title',
+         }))
+      eq("title_pos requires title to be set",
+         pcall_err(meths.open_win,buf, false, {
+          relative='editor', width=9, height=2, row=2, col=5,
+          border='single', title_pos='left',
+         }))
+    end)
+
+    it('validate title_pos in nvim_win_get_config', function()
+      local title_pos = exec_lua([[
+        local bufnr = vim.api.nvim_create_buf(false, false)
+        local opts = {
+          relative = 'editor',
+          col = 2,
+          row = 5,
+          height = 2,
+          width = 9,
+          border = 'double',
+          title = 'Test',
+          title_pos = 'center'
+        }
+
+        local win_id = vim.api.nvim_open_win(bufnr, true, opts)
+        return vim.api.nvim_win_get_config(win_id).title_pos
+      ]])
+
+      eq('center', title_pos)
+    end)
+
+
+    it('border with title', function()
+      local buf = meths.create_buf(false, false)
+      meths.buf_set_lines(buf, 0, -1, true, {' halloj! ',
+                                             ' BORDAA  '})
+      local win = meths.open_win(buf, false, {
+        relative='editor', width=9, height=2, row=2, col=5, border="double",
+        title = "Left",title_pos = "left",
+      })
+
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:╔}{11:Left}{5:═════╗}|
+          {5:║}{1: halloj! }{5:║}|
+          {5:║}{1: BORDAA  }{5:║}|
+          {5:╚═════════╝}|
+        ]], float_pos={
+          [5] = { { id = 1002 }, "NW", 1, 2, 5, true }
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 2};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~    }{5:╔}{11:Left}{5:═════╗}{0:                        }|
+          {0:~    }{5:║}{1: halloj! }{5:║}{0:                        }|
+          {0:~    }{5:║}{1: BORDAA  }{5:║}{0:                        }|
+          {0:~    }{5:╚═════════╝}{0:                        }|
+                                                  |
+        ]]}
+      end
+
+      meths.win_set_config(win, {title= "Center",title_pos="center"})
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:╔═}{11:Center}{5:══╗}|
+          {5:║}{1: halloj! }{5:║}|
+          {5:║}{1: BORDAA  }{5:║}|
+          {5:╚═════════╝}|
+        ]], float_pos={
+          [5] = { { id = 1002 }, "NW", 1, 2, 5, true }
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 2};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~    }{5:╔═}{11:Center}{5:══╗}{0:                        }|
+          {0:~    }{5:║}{1: halloj! }{5:║}{0:                        }|
+          {0:~    }{5:║}{1: BORDAA  }{5:║}{0:                        }|
+          {0:~    }{5:╚═════════╝}{0:                        }|
+                                                  |
+        ]]}
+      end
+
+      meths.win_set_config(win, {title= "Right",title_pos="right"})
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:╔════}{11:Right}{5:╗}|
+          {5:║}{1: halloj! }{5:║}|
+          {5:║}{1: BORDAA  }{5:║}|
+          {5:╚═════════╝}|
+        ]], float_pos={
+          [5] = { { id = 1002 }, "NW", 1, 2, 5, true }
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 2};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~    }{5:╔════}{11:Right}{5:╗}{0:                        }|
+          {0:~    }{5:║}{1: halloj! }{5:║}{0:                        }|
+          {0:~    }{5:║}{1: BORDAA  }{5:║}{0:                        }|
+          {0:~    }{5:╚═════════╝}{0:                        }|
+                                                  |
+        ]]}
+      end
+
+      meths.win_set_config(win, {title= { {"🦄"},{"BB"}},title_pos="right"})
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:╔═════}🦄BB{5:╗}|
+          {5:║}{1: halloj! }{5:║}|
+          {5:║}{1: BORDAA  }{5:║}|
+          {5:╚═════════╝}|
+        ]], float_pos={
+          [5] = { { id = 1002 }, "NW", 1, 2, 5, true }
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 2};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~    }{5:╔═════}🦄BB{5:╗}{0:                        }|
+          {0:~    }{5:║}{1: halloj! }{5:║}{0:                        }|
+          {0:~    }{5:║}{1: BORDAA  }{5:║}{0:                        }|
+          {0:~    }{5:╚═════════╝}{0:                        }|
+                                                  |
+        ]]}
+      end
+    end)
+
     it('terminates border on edge of viewport when window extends past viewport', function()
       local buf = meths.create_buf(false, false)
       meths.open_win(buf, false, {relative='editor', width=40, height=7, row=0, col=0, border="single"})
@@ -2756,7 +3065,7 @@ describe('float window', function()
             }, "NW", 2, 1, 32, true }
         }}
       else
-        -- note: appears misalinged due to cursor
+        -- note: appears misaligned due to cursor
         screen:expect{grid=[[
           ^example text that is wider than the window   |
                                           {1:some info!  } |
@@ -2862,6 +3171,66 @@ describe('float window', function()
         ]]}
       end
 
+      command('set laststatus=0')
+      command('botright vnew')
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [2:----]{5:│}[6:--------------------]|
+          [3:-------------------------]|
+        ## grid 2
+          exam|
+          ple |
+          text|
+           tha|
+          t is|
+           wid|
+          er t|
+          han |
+          the |
+        ## grid 3
+                                   |
+        ## grid 5
+          {1:some info!  }|
+        ## grid 6
+          ^                    |
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+          {0:~                   }|
+        ]], float_pos={
+          [5] = { {
+              id = 1002
+            }, "SW", 2, 8, 0, true }
+        }}
+      else
+        screen:expect{grid=[[
+          exam{5:│}^                    |
+          ple {5:│}{0:~                   }|
+          text{5:│}{0:~                   }|
+           tha{5:│}{0:~                   }|
+          t is{5:│}{0:~                   }|
+           wid{5:│}{0:~                   }|
+          er t{5:│}{0:~                   }|
+          {1:some info!  }{0:             }|
+          the {5:│}{0:~                   }|
+                                   |
+        ]]}
+      end
+      command('close')
+
       meths.win_set_config(win, {relative='win', bufpos={1,32}, anchor='NW', col=-2})
       if multigrid then
         screen:expect{grid=[[
@@ -2957,6 +3326,54 @@ describe('float window', function()
                                    |
         ]]}
       end
+
+      command('%fold')
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [2:-------------------------]|
+          [3:-------------------------]|
+        ## grid 2
+          {28:^+--  5 lines: just some··}|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+        ## grid 3
+                                   |
+        ## grid 5
+          {1:some info!  }|
+        ]], float_pos={
+          [5] = { {
+              id = 1002
+            }, "NW", 2, 2, 0, true }
+        }}
+      else
+        screen:expect{grid=[[
+          {28:^+--  5 lines: just some··}|
+          {0:~                        }|
+          {1:some info!  }{0:             }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+          {0:~                        }|
+                                   |
+        ]]}
+      end
     end)
 
     it('validates cursor even when window is not entered', function()
@@ -8147,6 +8564,394 @@ describe('float window', function()
         ]]}
       end
     end)
+
+    it('it can be resized with messages and cmdheight=0 #20106', function()
+      screen:try_resize(40,9)
+      command 'set cmdheight=0'
+      local buf = meths.create_buf(false,true)
+      local win = meths.open_win(buf, false, {relative='editor', width=40, height=4, anchor='SW', row=9, col=0, style='minimal', border="single", noautocmd=true})
+
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+        ## grid 5
+          {5:┌────────────────────────────────────────┐}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:└────────────────────────────────────────┘}|
+        ]], float_pos={
+          [5] = {{id = 1002}, "SW", 1, 9, 0, true, 50};
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {5:┌──────────────────────────────────────┐}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:└──────────────────────────────────────┘}|
+        ]]}
+      end
+
+      exec_lua([[
+        local win = ...
+        vim.api.nvim_win_set_height(win, 2)
+        vim.api.nvim_echo({ { "" } }, false, {})
+      ]], win)
+
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+        ## grid 5
+          {5:┌────────────────────────────────────────┐}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:└────────────────────────────────────────┘}|
+        ]], float_pos={
+          [5] = {{id = 1002}, "SW", 1, 9, 0, true, 50};
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {5:┌──────────────────────────────────────┐}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:└──────────────────────────────────────┘}|
+        ]]}
+
+      end
+
+      meths.win_close(win, true)
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+        ]], win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ]]}
+      end
+    end)
+
+    it('it can be resized with messages and cmdheight=1', function()
+      screen:try_resize(40,9)
+      local buf = meths.create_buf(false,true)
+      local win = meths.open_win(buf, false, {relative='editor', width=40, height=4, anchor='SW', row=8, col=0, style='minimal', border="single", noautocmd=true})
+
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:┌────────────────────────────────────────┐}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:└────────────────────────────────────────┘}|
+        ]], float_pos={
+          [5] = {{id = 1002}, "SW", 1, 8, 0, true, 50};
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {5:┌──────────────────────────────────────┐}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:└──────────────────────────────────────┘}|
+                                                  |
+        ]]}
+      end
+
+      exec_lua([[
+        -- echo prompt is blocking, so schedule
+        local win = ...
+        vim.schedule(function()
+          vim.api.nvim_win_set_height(win, 2)
+          vim.api.nvim_echo({ { "\n" } }, false, {})
+        end)
+      ]], win)
+
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+                                                  |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+          {8:Press ENTER or type command to continue}^ |
+        ## grid 5
+          {5:┌────────────────────────────────────────┐}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:└────────────────────────────────────────┘}|
+        ]], float_pos={
+          [5] = {{id = 1002}, "SW", 1, 8, 0, true, 50};
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+                                                  |
+          {0:~                                       }|
+          {5:┌──────────────────────────────────────┐}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {4:                                        }|
+                                                  |
+          {8:Press ENTER or type command to continue}^ |
+        ]]}
+      end
+
+      feed('<cr>')
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ## grid 5
+          {5:┌────────────────────────────────────────┐}|
+          {5:│}{1:                                        }{5:│}|
+          {5:│}{1:                                        }{5:│}|
+          {5:└────────────────────────────────────────┘}|
+        ]], float_pos={
+          [5] = {{id = 1002}, "SW", 1, 8, 0, true, 50};
+        }, win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+          [5] = {win = {id = 1002}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {5:┌──────────────────────────────────────┐}|
+          {5:│}{1:                                      }{5:│}|
+          {5:│}{1:                                      }{5:│}|
+          {5:└──────────────────────────────────────┘}|
+                                                  |
+        ]]}
+      end
+
+      meths.win_close(win, true)
+      if multigrid then
+        screen:expect{grid=[[
+        ## grid 1
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [2:----------------------------------------]|
+          [3:----------------------------------------]|
+        ## grid 2
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+        ## grid 3
+                                                  |
+        ]], win_viewport={
+          [2] = {win = {id = 1000}, topline = 0, botline = 2, curline = 0, curcol = 0, linecount = 1};
+        }}
+
+      else
+        screen:expect{grid=[[
+          ^                                        |
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+          {0:~                                       }|
+                                                  |
+        ]]}
+      end
+    end)
+
+    describe('no crash after moving and closing float window #21547', function()
+      local function test_float_move_close(cmd)
+        local float_opts = {relative = 'editor', row = 1, col = 1, width = 10, height = 10}
+        meths.open_win(meths.create_buf(false, false), true, float_opts)
+        if multigrid then
+          screen:expect({float_pos = {[4] = {{id = 1001}, 'NW', 1, 1, 1, true}}})
+        end
+        command(cmd)
+        exec_lua([[
+          vim.api.nvim_win_set_config(0, {relative = 'editor', row = 2, col = 2})
+          vim.api.nvim_win_close(0, {})
+          vim.api.nvim_echo({{''}}, false, {})
+        ]])
+        if multigrid then
+          screen:expect({float_pos = {}})
+        end
+        assert_alive()
+      end
+
+      it('if WinClosed autocommand flushes UI', function()
+        test_float_move_close('autocmd WinClosed * ++once redraw')
+      end)
+
+      it('if closing buffer flushes UI', function()
+        test_float_move_close('autocmd BufWinLeave * ++once redraw')
+      end)
+    end)
   end
 
   describe('with ext_multigrid', function()