mirror of
https://github.com/neovim/neovim.git
synced 2024-12-29 14:41:06 -07:00
f977f9445f
Also:
- Add a describe('shell :!') section to system_spec.
- Make the test for #16271 work on systems without powershell.
631 lines
21 KiB
Lua
631 lines
21 KiB
Lua
local Screen = require('test.functional.ui.screen')
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local helpers = require('test.functional.helpers')(after_each)
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local thelpers = require('test.functional.terminal.helpers')
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local clear, eq, curbuf = helpers.clear, helpers.eq, helpers.curbuf
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local feed, testprg, feed_command = helpers.feed, helpers.testprg, helpers.feed_command
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local iswin = helpers.iswin
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local eval = helpers.eval
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local command = helpers.command
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local matches = helpers.matches
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local poke_eventloop = helpers.poke_eventloop
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local retry = helpers.retry
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local curbufmeths = helpers.curbufmeths
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local nvim = helpers.nvim
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local feed_data = thelpers.feed_data
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local pcall_err = helpers.pcall_err
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local exec_lua = helpers.exec_lua
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local assert_alive = helpers.assert_alive
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describe(':terminal scrollback', 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(nil, nil, 30)
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end)
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describe('when the limit is exceeded', function()
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before_each(function()
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local lines = {}
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for i = 1, 30 do
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table.insert(lines, 'line'..tostring(i))
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end
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table.insert(lines, '')
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feed_data(lines)
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screen:expect([[
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line26 |
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line27 |
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line28 |
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line29 |
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line30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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end)
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it('will delete extra lines at the top', function()
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feed('<c-\\><c-n>gg')
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screen:expect([[
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^line16 |
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line17 |
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line18 |
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line19 |
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line20 |
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line21 |
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]])
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end)
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end)
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describe('with cursor at last row', function()
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before_each(function()
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feed_data({'line1', 'line2', 'line3', 'line4', ''})
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screen:expect([[
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tty ready |
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line1 |
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line2 |
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line3 |
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line4 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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end)
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describe('and 1 line is printed', function()
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before_each(function() feed_data({'line5', ''}) end)
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it('will hide the top line', function()
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screen:expect([[
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line1 |
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line2 |
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line3 |
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line4 |
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line5 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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eq(7, curbuf('line_count'))
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end)
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describe('and then 3 more lines are printed', function()
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before_each(function() feed_data({'line6', 'line7', 'line8'}) end)
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it('will hide the top 4 lines', function()
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screen:expect([[
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line3 |
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line4 |
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line5 |
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line6 |
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line7 |
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line8{1: } |
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{3:-- TERMINAL --} |
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]])
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feed('<c-\\><c-n>6k')
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screen:expect([[
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^line2 |
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line3 |
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line4 |
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line5 |
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line6 |
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line7 |
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]])
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feed('gg')
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screen:expect([[
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^tty ready |
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line1 |
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line2 |
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line3 |
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line4 |
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line5 |
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]])
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feed('G')
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screen:expect([[
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line3 |
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line4 |
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line5 |
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line6 |
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line7 |
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^line8{2: } |
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]])
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end)
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end)
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end)
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describe('and height decreased by 1', function()
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if helpers.pending_win32(pending) then return end
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local function will_hide_top_line()
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feed([[<C-\><C-N>]])
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screen:try_resize(screen._width - 2, screen._height - 1)
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screen:expect([[
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line2 |
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line3 |
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line4 |
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rows: 5, cols: 28 |
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{2:^ } |
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]])
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end
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it('will hide top line', will_hide_top_line)
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describe('and then decreased by 2', function()
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before_each(function()
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will_hide_top_line()
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screen:try_resize(screen._width - 2, screen._height - 2)
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end)
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it('will hide the top 3 lines', function()
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screen:expect([[
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rows: 5, cols: 28 |
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rows: 3, cols: 26 |
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{2:^ } |
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]])
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eq(8, curbuf('line_count'))
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feed([[3k]])
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screen:expect([[
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^line4 |
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rows: 5, cols: 28 |
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rows: 3, cols: 26 |
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]])
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end)
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end)
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end)
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end)
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describe('with empty lines after the cursor', function()
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-- XXX: Can't test this reliably on Windows unless the cursor is _moved_
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-- by the resize. http://docs.libuv.org/en/v1.x/signal.html
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-- See also: https://github.com/rprichard/winpty/issues/110
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if helpers.pending_win32(pending) then return end
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describe('and the height is decreased by 2', function()
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before_each(function()
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screen:try_resize(screen._width, screen._height - 2)
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end)
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local function will_delete_last_two_lines()
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screen:expect([[
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tty ready |
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rows: 4, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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eq(4, curbuf('line_count'))
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end
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it('will delete the last two empty lines', will_delete_last_two_lines)
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describe('and then decreased by 1', function()
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before_each(function()
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will_delete_last_two_lines()
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screen:try_resize(screen._width, screen._height - 1)
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end)
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it('will delete the last line and hide the first', function()
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screen:expect([[
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rows: 4, cols: 30 |
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rows: 3, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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eq(4, curbuf('line_count'))
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feed('<c-\\><c-n>gg')
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screen:expect([[
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^tty ready |
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rows: 4, cols: 30 |
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rows: 3, cols: 30 |
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]])
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feed('a')
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screen:expect([[
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rows: 4, cols: 30 |
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rows: 3, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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end)
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end)
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end)
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end)
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describe('with 4 lines hidden in the scrollback', function()
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before_each(function()
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feed_data({'line1', 'line2', 'line3', 'line4', ''})
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screen:expect([[
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tty ready |
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line1 |
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line2 |
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line3 |
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line4 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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screen:try_resize(screen._width, screen._height - 3)
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screen:expect([[
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line4 |
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rows: 3, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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eq(7, curbuf('line_count'))
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end)
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describe('and the height is increased by 1', function()
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-- XXX: Can't test this reliably on Windows unless the cursor is _moved_
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-- by the resize. http://docs.libuv.org/en/v1.x/signal.html
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-- See also: https://github.com/rprichard/winpty/issues/110
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if helpers.pending_win32(pending) then return end
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local function pop_then_push()
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screen:try_resize(screen._width, screen._height + 1)
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screen:expect([[
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line4 |
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rows: 3, cols: 30 |
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rows: 4, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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end
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it('will pop 1 line and then push it back', pop_then_push)
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describe('and then by 3', function()
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before_each(function()
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pop_then_push()
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eq(8, curbuf('line_count'))
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screen:try_resize(screen._width, screen._height + 3)
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end)
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local function pop3_then_push1()
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screen:expect([[
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line2 |
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line3 |
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line4 |
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rows: 3, cols: 30 |
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rows: 4, cols: 30 |
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rows: 7, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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eq(9, curbuf('line_count'))
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feed('<c-\\><c-n>gg')
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screen:expect([[
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^tty ready |
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line1 |
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line2 |
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line3 |
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line4 |
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rows: 3, cols: 30 |
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rows: 4, cols: 30 |
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]])
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end
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it('will pop 3 lines and then push one back', pop3_then_push1)
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describe('and then by 4', function()
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before_each(function()
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pop3_then_push1()
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feed('Gi')
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screen:try_resize(screen._width, screen._height + 4)
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end)
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it('will show all lines and leave a blank one at the end', function()
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screen:expect([[
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tty ready |
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line1 |
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line2 |
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line3 |
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line4 |
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rows: 3, cols: 30 |
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rows: 4, cols: 30 |
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rows: 7, cols: 30 |
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rows: 11, cols: 30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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-- since there's an empty line after the cursor, the buffer line
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-- count equals the terminal screen height
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eq(11, curbuf('line_count'))
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end)
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end)
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end)
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end)
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end)
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end)
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describe(':terminal prints more lines than the screen height and exits', function()
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it('will push extra lines to scrollback', function()
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if helpers.pending_win32(pending) then return end
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clear()
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local screen = Screen.new(30, 7)
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screen:attach({rgb=false})
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feed_command(("call termopen(['%s', '10']) | startinsert"):format(testprg('tty-test')))
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poke_eventloop()
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screen:expect([[
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line6 |
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line7 |
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line8 |
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line9 |
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[Process exited 0] |
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-- TERMINAL -- |
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]])
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feed('<cr>')
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-- closes the buffer correctly after pressing a key
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screen:expect([[
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^ |
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~ |
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~ |
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~ |
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~ |
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~ |
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]])
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end)
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end)
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describe("'scrollback' option", function()
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before_each(function()
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clear()
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end)
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local function set_fake_shell()
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-- shell-test.c is a fake shell that prints its arguments and exits.
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nvim('set_option', 'shell', testprg('shell-test'))
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nvim('set_option', 'shellcmdflag', 'EXE')
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end
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local function expect_lines(expected, epsilon)
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local ep = epsilon and epsilon or 0
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local actual = eval("line('$')")
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if expected > actual + ep and expected < actual - ep then
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error('expected (+/- '..ep..'): '..expected..', actual: '..tostring(actual))
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end
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end
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it('set to 0 behaves as 1', function()
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local screen
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if iswin() then
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screen = thelpers.screen_setup(nil, "['cmd.exe']", 30)
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else
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screen = thelpers.screen_setup(nil, "['sh']", 30)
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end
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curbufmeths.set_option('scrollback', 0)
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feed_data(('%s REP 31 line%s'):format(testprg('shell-test'), iswin() and '\r' or '\n'))
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screen:expect{any='30: line '}
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retry(nil, nil, function() expect_lines(7) end)
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end)
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it('deletes lines (only) if necessary', function()
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local screen
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if iswin() then
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command([[let $PROMPT='$$']])
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screen = thelpers.screen_setup(nil, "['cmd.exe']", 30)
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else
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command('let $PS1 = "$"')
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screen = thelpers.screen_setup(nil, "['sh']", 30)
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end
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curbufmeths.set_option('scrollback', 200)
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-- Wait for prompt.
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screen:expect{any='%$'}
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feed_data(('%s REP 31 line%s'):format(testprg('shell-test'), iswin() and '\r' or '\n'))
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screen:expect{any='30: line '}
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retry(nil, nil, function() expect_lines(33, 2) end)
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curbufmeths.set_option('scrollback', 10)
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poke_eventloop()
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retry(nil, nil, function() expect_lines(16) end)
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curbufmeths.set_option('scrollback', 10000)
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retry(nil, nil, function() expect_lines(16) end)
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-- Terminal job data is received asynchronously, may happen before the
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-- 'scrollback' option is synchronized with the internal sb_buffer.
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command('sleep 100m')
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feed_data(('%s REP 41 line%s'):format(testprg('shell-test'), iswin() and '\r' or '\n'))
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if iswin() then
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screen:expect{grid=[[
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37: line |
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38: line |
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39: line |
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40: line |
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${1: } |
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{3:-- TERMINAL --} |
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]]}
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else
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screen:expect{grid=[[
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36: line |
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37: line |
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38: line |
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39: line |
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40: line |
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{MATCH:.*}|
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{3:-- TERMINAL --} |
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]]}
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end
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expect_lines(58)
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-- Verify off-screen state
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matches((iswin() and '^36: line[ ]*$' or '^35: line[ ]*$'), eval("getline(line('w0') - 1)"))
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matches((iswin() and '^27: line[ ]*$' or '^26: line[ ]*$'), eval("getline(line('w0') - 10)"))
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end)
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it('deletes extra lines immediately', function()
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-- Scrollback is 10 on screen_setup
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local screen = thelpers.screen_setup(nil, nil, 30)
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local lines = {}
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for i = 1, 30 do
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table.insert(lines, 'line'..tostring(i))
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end
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table.insert(lines, '')
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feed_data(lines)
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screen:expect([[
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line26 |
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line27 |
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line28 |
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line29 |
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line30 |
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{1: } |
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{3:-- TERMINAL --} |
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]])
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local term_height = 6 -- Actual terminal screen height, not the scrollback
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-- Initial
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local scrollback = curbufmeths.get_option('scrollback')
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eq(scrollback + term_height, eval('line("$")'))
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-- Reduction
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scrollback = scrollback - 2
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curbufmeths.set_option('scrollback', scrollback)
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eq(scrollback + term_height, eval('line("$")'))
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end)
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it('defaults to 10000 in :terminal buffers', function()
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set_fake_shell()
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command('terminal')
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eq(10000, curbufmeths.get_option('scrollback'))
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end)
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it('error if set to invalid value', function()
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eq('Vim(set):E474: Invalid argument: scrollback=-2',
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pcall_err(command, 'set scrollback=-2'))
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eq('Vim(set):E474: Invalid argument: scrollback=100001',
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pcall_err(command, 'set scrollback=100001'))
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end)
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it('defaults to -1 on normal buffers', function()
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command('new')
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eq(-1, curbufmeths.get_option('scrollback'))
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end)
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it(':setlocal in a :terminal buffer', function()
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set_fake_shell()
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-- _Global_ scrollback=-1 defaults :terminal to 10_000.
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command('setglobal scrollback=-1')
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command('terminal')
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eq(10000, curbufmeths.get_option('scrollback'))
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-- _Local_ scrollback=-1 in :terminal forces the _maximum_.
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command('setlocal scrollback=-1')
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retry(nil, nil, function() -- Fixup happens on refresh, not immediately.
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eq(100000, curbufmeths.get_option('scrollback'))
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end)
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-- _Local_ scrollback=-1 during TermOpen forces the maximum. #9605
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command('setglobal scrollback=-1')
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command('autocmd TermOpen * setlocal scrollback=-1')
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command('terminal')
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eq(100000, curbufmeths.get_option('scrollback'))
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end)
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it(':setlocal in a normal buffer', function()
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command('new')
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-- :setlocal to -1.
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command('setlocal scrollback=-1')
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eq(-1, curbufmeths.get_option('scrollback'))
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-- :setlocal to anything except -1. Currently, this just has no effect.
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command('setlocal scrollback=42')
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eq(42, curbufmeths.get_option('scrollback'))
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end)
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it(':set updates local value and global default', function()
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set_fake_shell()
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command('set scrollback=42') -- set global value
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eq(42, curbufmeths.get_option('scrollback'))
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command('terminal')
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eq(42, curbufmeths.get_option('scrollback')) -- inherits global default
|
|
command('setlocal scrollback=99')
|
|
eq(99, curbufmeths.get_option('scrollback'))
|
|
command('set scrollback<') -- reset to global default
|
|
eq(42, curbufmeths.get_option('scrollback'))
|
|
command('setglobal scrollback=734') -- new global default
|
|
eq(42, curbufmeths.get_option('scrollback')) -- local value did not change
|
|
command('terminal')
|
|
eq(734, curbufmeths.get_option('scrollback'))
|
|
end)
|
|
|
|
end)
|
|
|
|
describe("pending scrollback line handling", function()
|
|
local screen
|
|
|
|
before_each(function()
|
|
clear()
|
|
screen = Screen.new(30, 7)
|
|
screen:attach()
|
|
screen:set_default_attr_ids {
|
|
[1] = {foreground = Screen.colors.Brown},
|
|
[2] = {reverse = true},
|
|
[3] = {bold = true},
|
|
}
|
|
end)
|
|
|
|
it("does not crash after setting 'number' #14891", function()
|
|
exec_lua [[
|
|
local a = vim.api
|
|
local buf = a.nvim_create_buf(true, true)
|
|
local chan = a.nvim_open_term(buf, {})
|
|
a.nvim_win_set_option(0, "number", true)
|
|
a.nvim_chan_send(chan, ("a\n"):rep(11) .. "a")
|
|
a.nvim_win_set_buf(0, buf)
|
|
]]
|
|
screen:expect [[
|
|
{1: 1 }^a |
|
|
{1: 2 } a |
|
|
{1: 3 } a |
|
|
{1: 4 } a |
|
|
{1: 5 } a |
|
|
{1: 6 } a |
|
|
|
|
|
]]
|
|
feed('G')
|
|
screen:expect [[
|
|
{1: 7 } a |
|
|
{1: 8 } a |
|
|
{1: 9 } a |
|
|
{1: 10 } a |
|
|
{1: 11 } a |
|
|
{1: 12 } ^a |
|
|
|
|
|
]]
|
|
assert_alive()
|
|
end)
|
|
|
|
it("does not crash after nvim_buf_call #14891", function()
|
|
if helpers.pending_win32(pending) then return end
|
|
exec_lua [[
|
|
local a = vim.api
|
|
local bufnr = a.nvim_create_buf(false, true)
|
|
a.nvim_buf_call(bufnr, function()
|
|
vim.fn.termopen({"echo", ("hi\n"):rep(11)})
|
|
end)
|
|
a.nvim_win_set_buf(0, bufnr)
|
|
vim.cmd("startinsert")
|
|
]]
|
|
screen:expect [[
|
|
hi |
|
|
hi |
|
|
hi |
|
|
|
|
|
|
|
|
[Process exited 0]{2: } |
|
|
{3:-- TERMINAL --} |
|
|
]]
|
|
assert_alive()
|
|
end)
|
|
end)
|