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

1 files changed, 182 insertions, 0 deletions

diff --git a/test/functional/autocmd/textchanged_spec.lua b/test/functional/autocmd/textchanged_spec.lua
new file mode 100644
index 0000000000..b621eb36bf
--- /dev/null
+++ b/test/functional/autocmd/textchanged_spec.lua
@@ -0,0 +1,182 @@
+local helpers = require('test.functional.helpers')(after_each)
+local clear = helpers.clear
+local exec = helpers.exec
+local command = helpers.command
+local feed = helpers.feed
+local eq = helpers.eq
+local neq = helpers.neq
+local eval = helpers.eval
+local poke_eventloop = helpers.poke_eventloop
+
+before_each(clear)
+
+-- oldtest: Test_ChangedP()
+it('TextChangedI and TextChangedP autocommands', function()
+  -- The oldtest uses feedkeys() with 'x' flag, which never triggers TextChanged.
+  -- So don't add TextChanged autocommand here.
+  exec([[
+    call setline(1, ['foo', 'bar', 'foobar'])
+    set complete=. completeopt=menuone
+    au! TextChangedI <buffer> let g:autocmd ..= 'I'
+    au! TextChangedP <buffer> let g:autocmd ..= 'P'
+    call cursor(3, 1)
+  ]])
+
+  command([[let g:autocmd = '']])
+  feed('o')
+  poke_eventloop()
+  feed('<esc>')
+  -- TextChangedI triggers only if text is actually changed in Insert mode
+  eq('I', eval('g:autocmd'))
+
+  command([[let g:autocmd = '']])
+  feed('S')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  eq('II', eval('g:autocmd'))
+  feed('<esc>')
+
+  command([[let g:autocmd = '']])
+  feed('S')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  eq('IIP', eval('g:autocmd'))
+  feed('<esc>')
+
+  command([[let g:autocmd = '']])
+  feed('S')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  eq('IIPP', eval('g:autocmd'))
+  feed('<esc>')
+
+  command([[let g:autocmd = '']])
+  feed('S')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  eq('IIPPP', eval('g:autocmd'))
+  feed('<esc>')
+
+  command([[let g:autocmd = '']])
+  feed('S')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  poke_eventloop()
+  feed('<C-N>')
+  eq('IIPPPP', eval('g:autocmd'))
+  feed('<esc>')
+
+  eq({'foo', 'bar', 'foobar', 'foo'}, eval('getline(1, "$")'))
+end)
+
+-- oldtest: Test_TextChangedI_with_setline()
+it('TextChangedI with setline()', function()
+  exec([[
+    let g:setline_handled = v:false
+    func SetLineOne()
+      if !g:setline_handled
+        call setline(1, "(x)")
+        let g:setline_handled = v:true
+      endif
+    endfunc
+    autocmd TextChangedI <buffer> call SetLineOne()
+  ]])
+
+  feed('i')
+  poke_eventloop()
+  feed('(')
+  poke_eventloop()
+  feed('<CR>')
+  poke_eventloop()
+  feed('<Esc>')
+  eq('(', eval('getline(1)'))
+  eq('x)', eval('getline(2)'))
+  command('undo')
+  eq('', eval('getline(1)'))
+  eq('', eval('getline(2)'))
+end)
+
+-- oldtest: Test_Changed_ChangedI()
+it('TextChangedI and TextChanged', function()
+  exec([[
+    let [g:autocmd_i, g:autocmd_n] = ['','']
+
+    func! TextChangedAutocmdI(char)
+      let g:autocmd_{tolower(a:char)} = a:char .. b:changedtick
+    endfunc
+
+    augroup Test_TextChanged
+      au!
+      au TextChanged  <buffer> :call TextChangedAutocmdI('N')
+      au TextChangedI <buffer> :call TextChangedAutocmdI('I')
+    augroup END
+  ]])
+
+  feed('i')
+  poke_eventloop()
+  feed('f')
+  poke_eventloop()
+  feed('o')
+  poke_eventloop()
+  feed('o')
+  poke_eventloop()
+  feed('<esc>')
+  eq('', eval('g:autocmd_n'))
+  eq('I5', eval('g:autocmd_i'))
+
+  feed('yyp')
+  eq('N6', eval('g:autocmd_n'))
+  eq('I5', eval('g:autocmd_i'))
+
+  -- TextChangedI should only trigger if change was done in Insert mode
+  command([[let g:autocmd_i = '']])
+  feed('yypi<esc>')
+  eq('', eval('g:autocmd_i'))
+
+  -- TextChanged should only trigger if change was done in Normal mode
+  command([[let g:autocmd_n = '']])
+  feed('ibar<esc>')
+  eq('', eval('g:autocmd_n'))
+
+  local function validate_mixed_textchangedi(keys)
+    feed('ifoo<esc>')
+    command([[let g:autocmd_i = '']])
+    command([[let g:autocmd_n = '']])
+    for _, s in ipairs(keys) do
+      feed(s)
+      poke_eventloop()
+    end
+    neq('', eval('g:autocmd_i'))
+    eq('', eval('g:autocmd_n'))
+  end
+
+  validate_mixed_textchangedi({'o', '<esc>'})
+  validate_mixed_textchangedi({'O', '<esc>'})
+  validate_mixed_textchangedi({'ciw', '<esc>'})
+  validate_mixed_textchangedi({'cc', '<esc>'})
+  validate_mixed_textchangedi({'C', '<esc>'})
+  validate_mixed_textchangedi({'s', '<esc>'})
+  validate_mixed_textchangedi({'S', '<esc>'})
+end)