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			887 lines
		
	
	
		
			41 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			887 lines
		
	
	
		
			41 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
local helpers = require('test.functional.helpers')(after_each)
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local Screen = require('test.functional.ui.screen')
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local thelpers = require('test.functional.terminal.helpers')
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local feed, clear, nvim = helpers.feed, helpers.clear, helpers.nvim
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local testprg, command = helpers.testprg, helpers.command
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local eq, eval = helpers.eq, helpers.eval
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local matches = helpers.matches
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local poke_eventloop = helpers.poke_eventloop
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local hide_cursor = thelpers.hide_cursor
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local show_cursor = thelpers.show_cursor
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local is_os = helpers.is_os
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local skip = helpers.skip
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describe(':terminal cursor', function()
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  local screen
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  before_each(function()
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    clear()
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    screen = thelpers.screen_setup()
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  end)
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  it('moves the screen cursor when focused', function()
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    thelpers.feed_data('testing cursor')
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    screen:expect([[
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      tty ready                                         |
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      testing cursor{1: }                                   |
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                                                        |*4
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      {3:-- TERMINAL --}                                    |
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    ]])
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  end)
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  it('is highlighted when not focused', function()
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    feed('<c-\\><c-n>')
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    screen:expect([[
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      tty ready                                         |
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      {2:^ }                                                 |
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                                                        |*5
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    ]])
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  end)
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  describe('with number column', function()
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    before_each(function()
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      feed('<c-\\><c-n>:set number<cr>')
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    end)
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    it('is positioned correctly when unfocused', function()
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      screen:expect([[
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        {7:  1 }tty ready                                     |
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        {7:  2 }^rows: 6, cols: 46                             |
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        {7:  3 }{2: }                                             |
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        {7:  4 }                                              |
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        {7:  5 }                                              |
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        {7:  6 }                                              |
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        :set number                                       |
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      ]])
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    end)
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    it('is positioned correctly when focused', function()
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      screen:expect([[
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        {7:  1 }tty ready                                     |
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        {7:  2 }^rows: 6, cols: 46                             |
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        {7:  3 }{2: }                                             |
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        {7:  4 }                                              |
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        {7:  5 }                                              |
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        {7:  6 }                                              |
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        :set number                                       |
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      ]])
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      feed('i')
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      helpers.poke_eventloop()
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      screen:expect([[
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        {7:  1 }tty ready                                     |
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        {7:  2 }rows: 6, cols: 46                             |
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        {7:  3 }{1: }                                             |
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        {7:  4 }                                              |
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        {7:  5 }                                              |
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        {7:  6 }                                              |
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        {3:-- TERMINAL --}                                    |
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      ]])
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    end)
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  end)
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  describe('when invisible', function()
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    it('is not highlighted and is detached from screen cursor', function()
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      skip(is_os('win'))
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      hide_cursor()
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      screen:expect([[
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        tty ready                                         |
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                                                          |*5
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        {3:-- TERMINAL --}                                    |
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      ]])
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      show_cursor()
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      screen:expect([[
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        tty ready                                         |
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        {1: }                                                 |
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                                                          |*4
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        {3:-- TERMINAL --}                                    |
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      ]])
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      -- same for when the terminal is unfocused
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      feed('<c-\\><c-n>')
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      hide_cursor()
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      screen:expect([[
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        tty ready                                         |
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        ^                                                  |
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                                                          |*5
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      ]])
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      show_cursor()
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      screen:expect([[
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        tty ready                                         |
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        {2:^ }                                                 |
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                                                          |*5
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      ]])
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    end)
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  end)
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end)
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describe('cursor with customized highlighting', function()
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  local screen
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  before_each(function()
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    clear()
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    nvim('command', 'highlight TermCursor ctermfg=45 ctermbg=46 cterm=NONE')
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    nvim('command', 'highlight TermCursorNC ctermfg=55 ctermbg=56 cterm=NONE')
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    screen = Screen.new(50, 7)
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    screen:set_default_attr_ids({
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      [1] = { foreground = 45, background = 46 },
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      [2] = { foreground = 55, background = 56 },
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      [3] = { bold = true },
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    })
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    screen:attach({ rgb = false })
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    command('call termopen(["' .. testprg('tty-test') .. '"])')
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    feed('i')
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    poke_eventloop()
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  end)
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  it('overrides the default highlighting', function()
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    screen:expect([[
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      tty ready                                         |
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      {1: }                                                 |
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                                                        |*4
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      {3:-- TERMINAL --}                                    |
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    ]])
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    feed('<c-\\><c-n>')
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    screen:expect([[
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      tty ready                                         |
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      {2:^ }                                                 |
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                                                        |*5
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    ]])
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  end)
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end)
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describe('buffer cursor position is correct in terminal without number column', function()
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  local screen
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  local function setup_ex_register(str)
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    screen = thelpers.setup_child_nvim({
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      '-u',
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      'NONE',
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      '-i',
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      'NONE',
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      '-E',
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      '--cmd',
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      string.format('let @r = "%s"', str),
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      -- <Left> and <Right> don't always work
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      '--cmd',
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      'cnoremap <C-X> <Left>',
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      '--cmd',
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      'cnoremap <C-O> <Right>',
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      '--cmd',
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      'set notermguicolors',
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    }, {
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      cols = 70,
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    })
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    screen:set_default_attr_ids({
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      [1] = { foreground = 253, background = 11 },
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      [2] = { reverse = true },
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      [3] = { bold = true },
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      [4] = { background = 11 },
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    })
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    -- Also check for real cursor position, as it is used for stuff like input methods
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    screen._handle_busy_start = function() end
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    screen._handle_busy_stop = function() end
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    screen:expect([[
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                                                                            |*4
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      Entering Ex mode.  Type "visual" to go to Normal mode.                |
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      :{2:^ }                                                                    |
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      {3:-- TERMINAL --}                                                        |
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    ]])
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  end
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  before_each(clear)
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  describe('in a line with no multibyte characters or trailing spaces,', function()
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    before_each(function()
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      setup_ex_register('aaaaaaaa')
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    end)
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    it('at the end', function()
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      feed('<C-R>r')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :aaaaaaaa{2:^ }                                                            |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 9 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :aaaaaaa^a{4: }                                                            |
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                                                                              |
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      ]])
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      eq({ 6, 8 }, eval('nvim_win_get_cursor(0)'))
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    end)
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    it('near the end', function()
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      feed('<C-R>r<C-X><C-X>')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :aaaaaa{2:^a}a                                                             |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 7 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :aaaaa^a{4:a}a                                                             |
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                                                                              |
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      ]])
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      eq({ 6, 6 }, eval('nvim_win_get_cursor(0)'))
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    end)
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    it('near the start', function()
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      feed('<C-R>r<C-B><C-O>')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :a{2:^a}aaaaaa                                                             |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 2 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :^a{4:a}aaaaaa                                                             |
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                                                                              |
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      ]])
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      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
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    end)
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  end)
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  describe('in a line with single-cell multibyte characters and no trailing spaces,', function()
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    before_each(function()
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      setup_ex_register('µµµµµµµµ')
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    end)
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    it('at the end', function()
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      feed('<C-R>r')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µµµµµµµµ{2:^ }                                                            |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 17 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µµµµµµµ^µ{4: }                                                            |
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                                                                              |
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      ]])
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      eq({ 6, 15 }, eval('nvim_win_get_cursor(0)'))
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    end)
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    it('near the end', function()
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      feed('<C-R>r<C-X><C-X>')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µµµµµµ{2:^µ}µ                                                             |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 13 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µµµµµ^µ{4:µ}µ                                                             |
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                                                                              |
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      ]])
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      eq({ 6, 11 }, eval('nvim_win_get_cursor(0)'))
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    end)
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    it('near the start', function()
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      feed('<C-R>r<C-B><C-O>')
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µ{2:^µ}µµµµµµ                                                             |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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      eq({ 6, 3 }, eval('nvim_win_get_cursor(0)'))
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      feed([[<C-\><C-N>]])
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      screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :^µ{4:µ}µµµµµµ                                                             |
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                                                                              |
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      ]])
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      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
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    end)
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  end)
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  describe(
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    'in a line with single-cell composed multibyte characters and no trailing spaces,',
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    function()
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      if skip(is_os('win'), 'Encoding problem?') then
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        return
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      end
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      before_each(function()
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        setup_ex_register('µ̳µ̳µ̳µ̳µ̳µ̳µ̳µ̳')
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      end)
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      it('at the end', function()
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        feed('<C-R>r')
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        screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µ̳µ̳µ̳µ̳µ̳µ̳µ̳µ̳{2:^ }                                                            |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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        eq({ 6, 33 }, eval('nvim_win_get_cursor(0)'))
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        feed([[<C-\><C-N>]])
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        screen:expect([[
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                                                                              |*4
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µ̳µ̳µ̳µ̳µ̳µ̳µ̳^µ̳{4: }                                                            |
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                                                                              |
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      ]])
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        eq({ 6, 29 }, eval('nvim_win_get_cursor(0)'))
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      end)
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      it('near the end', function()
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        feed('<C-R>r<C-X><C-X>')
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        screen:expect([[
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                                                                              |*4
 | 
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
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        :µ̳µ̳µ̳µ̳µ̳µ̳{2:^µ̳}µ̳                                                             |
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        {3:-- TERMINAL --}                                                        |
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      ]])
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        eq({ 6, 25 }, eval('nvim_win_get_cursor(0)'))
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        feed([[<C-\><C-N>]])
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        screen:expect([[
 | 
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                                                                              |*4
 | 
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        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :µ̳µ̳µ̳µ̳µ̳^µ̳{4:µ̳}µ̳                                                             |
 | 
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                                                                              |
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      ]])
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        eq({ 6, 21 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      end)
 | 
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 | 
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      it('near the start', function()
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        feed('<C-R>r<C-B><C-O>')
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        screen:expect([[
 | 
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                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :µ̳{2:^µ̳}µ̳µ̳µ̳µ̳µ̳µ̳                                                             |
 | 
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        {3:-- TERMINAL --}                                                        |
 | 
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      ]])
 | 
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        eq({ 6, 5 }, eval('nvim_win_get_cursor(0)'))
 | 
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        feed([[<C-\><C-N>]])
 | 
						|
        screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :^µ̳{4:µ̳}µ̳µ̳µ̳µ̳µ̳µ̳                                                             |
 | 
						|
                                                                              |
 | 
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      ]])
 | 
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        eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      end)
 | 
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    end
 | 
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  )
 | 
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 | 
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  describe('in a line with double-cell multibyte characters and no trailing spaces,', function()
 | 
						|
    if skip(is_os('win'), 'Encoding problem?') then
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      return
 | 
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    end
 | 
						|
 | 
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    before_each(function()
 | 
						|
      setup_ex_register('哦哦哦哦哦哦哦哦')
 | 
						|
    end)
 | 
						|
 | 
						|
    it('at the end', function()
 | 
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      feed('<C-R>r')
 | 
						|
      screen:expect([[
 | 
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                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :哦哦哦哦哦哦哦哦{2:^ }                                                    |
 | 
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        {3:-- TERMINAL --}                                                        |
 | 
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      ]])
 | 
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      eq({ 6, 25 }, eval('nvim_win_get_cursor(0)'))
 | 
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      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :哦哦哦哦哦哦哦^哦{4: }                                                    |
 | 
						|
                                                                              |
 | 
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      ]])
 | 
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      eq({ 6, 22 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the end', function()
 | 
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      feed('<C-R>r<C-X><C-X>')
 | 
						|
      screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :哦哦哦哦哦哦{2:^哦}哦                                                     |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 19 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :哦哦哦哦哦^哦{4:哦}哦                                                     |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 16 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the start', function()
 | 
						|
      feed('<C-R>r<C-B><C-O>')
 | 
						|
      screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :哦{2:^哦}哦哦哦哦哦哦                                                     |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 4 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
                                                                              |*4
 | 
						|
        Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
        :^哦{4:哦}哦哦哦哦哦哦                                                     |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
  end)
 | 
						|
 | 
						|
  it('at the end of a line with trailing spaces #16234', function()
 | 
						|
    setup_ex_register('aaaaaaaa    ')
 | 
						|
    feed('<C-R>r')
 | 
						|
    screen:expect([[
 | 
						|
                                                                            |*4
 | 
						|
      Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
      :aaaaaaaa    {2:^ }                                                        |
 | 
						|
      {3:-- TERMINAL --}                                                        |
 | 
						|
    ]])
 | 
						|
    matches('^:aaaaaaaa    [ ]*$', eval('nvim_get_current_line()'))
 | 
						|
    eq({ 6, 13 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    feed([[<C-\><C-N>]])
 | 
						|
    screen:expect([[
 | 
						|
                                                                            |*4
 | 
						|
      Entering Ex mode.  Type "visual" to go to Normal mode.                |
 | 
						|
      :aaaaaaaa   ^ {4: }                                                        |
 | 
						|
                                                                            |
 | 
						|
    ]])
 | 
						|
    eq({ 6, 12 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
  end)
 | 
						|
end)
 | 
						|
 | 
						|
describe('buffer cursor position is correct in terminal with number column', function()
 | 
						|
  local screen
 | 
						|
 | 
						|
  local function setup_ex_register(str)
 | 
						|
    screen = thelpers.setup_child_nvim({
 | 
						|
      '-u',
 | 
						|
      'NONE',
 | 
						|
      '-i',
 | 
						|
      'NONE',
 | 
						|
      '-E',
 | 
						|
      '--cmd',
 | 
						|
      string.format('let @r = "%s"', str),
 | 
						|
      -- <Left> and <Right> don't always work
 | 
						|
      '--cmd',
 | 
						|
      'cnoremap <C-X> <Left>',
 | 
						|
      '--cmd',
 | 
						|
      'cnoremap <C-O> <Right>',
 | 
						|
      '--cmd',
 | 
						|
      'set notermguicolors',
 | 
						|
    }, {
 | 
						|
      cols = 70,
 | 
						|
    })
 | 
						|
    screen:set_default_attr_ids({
 | 
						|
      [1] = { foreground = 253, background = 11 },
 | 
						|
      [2] = { reverse = true },
 | 
						|
      [3] = { bold = true },
 | 
						|
      [4] = { background = 11 },
 | 
						|
      [7] = { foreground = 130 },
 | 
						|
    })
 | 
						|
    -- Also check for real cursor position, as it is used for stuff like input methods
 | 
						|
    screen._handle_busy_start = function() end
 | 
						|
    screen._handle_busy_stop = function() end
 | 
						|
    screen:expect([[
 | 
						|
      {7:  1 }                                                                  |
 | 
						|
      {7:  2 }                                                                  |
 | 
						|
      {7:  3 }                                                                  |
 | 
						|
      {7:  4 }                                                                  |
 | 
						|
      {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
      {7:  6 }:{2:^ }                                                                |
 | 
						|
      {3:-- TERMINAL --}                                                        |
 | 
						|
    ]])
 | 
						|
  end
 | 
						|
 | 
						|
  before_each(function()
 | 
						|
    clear()
 | 
						|
    command('set number')
 | 
						|
  end)
 | 
						|
 | 
						|
  describe('in a line with no multibyte characters or trailing spaces,', function()
 | 
						|
    before_each(function()
 | 
						|
      setup_ex_register('aaaaaaaa')
 | 
						|
    end)
 | 
						|
 | 
						|
    it('at the end', function()
 | 
						|
      feed('<C-R>r')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:aaaaaaaa{2:^ }                                                        |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 9 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:aaaaaaa^a{4: }                                                        |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 8 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the end', function()
 | 
						|
      feed('<C-R>r<C-X><C-X>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:aaaaaa{2:^a}a                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 7 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:aaaaa^a{4:a}a                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 6 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the start', function()
 | 
						|
      feed('<C-R>r<C-B><C-O>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:a{2:^a}aaaaaa                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 2 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:^a{4:a}aaaaaa                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
  end)
 | 
						|
 | 
						|
  describe('in a line with single-cell multibyte characters and no trailing spaces,', function()
 | 
						|
    before_each(function()
 | 
						|
      setup_ex_register('µµµµµµµµ')
 | 
						|
    end)
 | 
						|
 | 
						|
    it('at the end', function()
 | 
						|
      feed('<C-R>r')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µµµµµµµµ{2:^ }                                                        |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 17 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µµµµµµµ^µ{4: }                                                        |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 15 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the end', function()
 | 
						|
      feed('<C-R>r<C-X><C-X>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µµµµµµ{2:^µ}µ                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 13 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µµµµµ^µ{4:µ}µ                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 11 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the start', function()
 | 
						|
      feed('<C-R>r<C-B><C-O>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ{2:^µ}µµµµµµ                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 3 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:^µ{4:µ}µµµµµµ                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
  end)
 | 
						|
 | 
						|
  describe(
 | 
						|
    'in a line with single-cell composed multibyte characters and no trailing spaces,',
 | 
						|
    function()
 | 
						|
      if skip(is_os('win'), 'Encoding problem?') then
 | 
						|
        return
 | 
						|
      end
 | 
						|
 | 
						|
      before_each(function()
 | 
						|
        setup_ex_register('µ̳µ̳µ̳µ̳µ̳µ̳µ̳µ̳')
 | 
						|
      end)
 | 
						|
 | 
						|
      it('at the end', function()
 | 
						|
        feed('<C-R>r')
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ̳µ̳µ̳µ̳µ̳µ̳µ̳µ̳{2:^ }                                                        |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 33 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
        feed([[<C-\><C-N>]])
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ̳µ̳µ̳µ̳µ̳µ̳µ̳^µ̳{4: }                                                        |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 29 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      end)
 | 
						|
 | 
						|
      it('near the end', function()
 | 
						|
        feed('<C-R>r<C-X><C-X>')
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ̳µ̳µ̳µ̳µ̳µ̳{2:^µ̳}µ̳                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 25 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
        feed([[<C-\><C-N>]])
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ̳µ̳µ̳µ̳µ̳^µ̳{4:µ̳}µ̳                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 21 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      end)
 | 
						|
 | 
						|
      it('near the start', function()
 | 
						|
        feed('<C-R>r<C-B><C-O>')
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:µ̳{2:^µ̳}µ̳µ̳µ̳µ̳µ̳µ̳                                                         |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 5 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
        feed([[<C-\><C-N>]])
 | 
						|
        screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:^µ̳{4:µ̳}µ̳µ̳µ̳µ̳µ̳µ̳                                                         |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
        eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      end)
 | 
						|
    end
 | 
						|
  )
 | 
						|
 | 
						|
  describe('in a line with double-cell multibyte characters and no trailing spaces,', function()
 | 
						|
    if skip(is_os('win'), 'Encoding problem?') then
 | 
						|
      return
 | 
						|
    end
 | 
						|
 | 
						|
    before_each(function()
 | 
						|
      setup_ex_register('哦哦哦哦哦哦哦哦')
 | 
						|
    end)
 | 
						|
 | 
						|
    it('at the end', function()
 | 
						|
      feed('<C-R>r')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:哦哦哦哦哦哦哦哦{2:^ }                                                |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 25 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:哦哦哦哦哦哦哦^哦{4: }                                                |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 22 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the end', function()
 | 
						|
      feed('<C-R>r<C-X><C-X>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:哦哦哦哦哦哦{2:^哦}哦                                                 |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 19 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:哦哦哦哦哦^哦{4:哦}哦                                                 |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 16 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
 | 
						|
    it('near the start', function()
 | 
						|
      feed('<C-R>r<C-B><C-O>')
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:哦{2:^哦}哦哦哦哦哦哦                                                 |
 | 
						|
        {3:-- TERMINAL --}                                                        |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 4 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
      feed([[<C-\><C-N>]])
 | 
						|
      screen:expect([[
 | 
						|
        {7:  1 }                                                                  |
 | 
						|
        {7:  2 }                                                                  |
 | 
						|
        {7:  3 }                                                                  |
 | 
						|
        {7:  4 }                                                                  |
 | 
						|
        {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
        {7:  6 }:^哦{4:哦}哦哦哦哦哦哦                                                 |
 | 
						|
                                                                              |
 | 
						|
      ]])
 | 
						|
      eq({ 6, 1 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    end)
 | 
						|
  end)
 | 
						|
 | 
						|
  it('at the end of a line with trailing spaces #16234', function()
 | 
						|
    setup_ex_register('aaaaaaaa    ')
 | 
						|
    feed('<C-R>r')
 | 
						|
    screen:expect([[
 | 
						|
      {7:  1 }                                                                  |
 | 
						|
      {7:  2 }                                                                  |
 | 
						|
      {7:  3 }                                                                  |
 | 
						|
      {7:  4 }                                                                  |
 | 
						|
      {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
      {7:  6 }:aaaaaaaa    {2:^ }                                                    |
 | 
						|
      {3:-- TERMINAL --}                                                        |
 | 
						|
    ]])
 | 
						|
    matches('^:aaaaaaaa    [ ]*$', eval('nvim_get_current_line()'))
 | 
						|
    eq({ 6, 13 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
    feed([[<C-\><C-N>]])
 | 
						|
    screen:expect([[
 | 
						|
      {7:  1 }                                                                  |
 | 
						|
      {7:  2 }                                                                  |
 | 
						|
      {7:  3 }                                                                  |
 | 
						|
      {7:  4 }                                                                  |
 | 
						|
      {7:  5 }Entering Ex mode.  Type "visual" to go to Normal mode.            |
 | 
						|
      {7:  6 }:aaaaaaaa   ^ {4: }                                                    |
 | 
						|
                                                                            |
 | 
						|
    ]])
 | 
						|
    eq({ 6, 12 }, eval('nvim_win_get_cursor(0)'))
 | 
						|
  end)
 | 
						|
end)
 |