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ff470bb853
It is otherwise impossible to determine which test failed sanitizer/valgrind check. test/functional/helpers.lua module return was changed so that tests which do not provide after_each function to get new check will automatically fail.
360 lines
14 KiB
Lua
360 lines
14 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, nvim_dir, execute = helpers.feed, helpers.nvim_dir, helpers.execute
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local wait = helpers.wait
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local feed_data = thelpers.feed_data
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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()
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end)
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after_each(function()
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screen:detach()
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end)
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describe('when the limit is crossed', 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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-- 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 the cursor at the 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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-- 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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-- 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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-- 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 the height is decreased by 1', function()
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local function will_hide_top_line()
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screen:try_resize(screen._width, 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: 50 |
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{1: } |
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-- TERMINAL -- |
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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, 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: 50 |
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rows: 3, cols: 50 |
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{1: } |
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-- TERMINAL -- |
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]])
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eq(8, curbuf('line_count'))
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feed('<c-\\><c-n>3k')
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screen:expect([[
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^line4 |
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rows: 5, cols: 50 |
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rows: 3, cols: 50 |
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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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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: 50 |
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{1: } |
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-- 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: 50 |
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rows: 3, cols: 50 |
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{1: } |
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-- 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: 50 |
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rows: 3, cols: 50 |
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]])
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feed('a')
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screen:expect([[
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rows: 4, cols: 50 |
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rows: 3, cols: 50 |
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{1: } |
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-- 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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-- 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: 50 |
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{1: } |
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-- 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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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: 50 |
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rows: 4, cols: 50 |
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{1: } |
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-- 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: 50 |
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rows: 4, cols: 50 |
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rows: 7, cols: 50 |
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{1: } |
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-- 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: 50 |
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rows: 4, cols: 50 |
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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: 50 |
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rows: 4, cols: 50 |
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rows: 7, cols: 50 |
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rows: 11, cols: 50 |
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{1: } |
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-- 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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clear()
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local screen = Screen.new(50, 7)
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screen:attach(false)
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execute('call termopen(["'..nvim_dir..'/tty-test", "10"]) | startinsert')
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wait()
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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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