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Merge #7862 'fix resize-related segfaults'

This commit is contained in:
Justin M. Keyes 2018-01-16 10:10:02 +01:00 committed by GitHub
parent 60d6a8b13d fed928b438
commit 1c6e956079
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 29 additions and 3 deletions
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2
src/nvim/tui/tui.c
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@ -500,7 +500,7 @@ static void final_column_wrap(UI *ui)
UGrid *grid = &data->grid;
if (grid->col == ui->width) {
grid->col = 0;
if (grid->row < ui->height) {
if (grid->row < MIN(ui->height, grid->height - 1)) {
grid->row++;
}
}

1
src/nvim/ugrid.c
View File

@ -135,6 +135,7 @@ static void destroy_cells(UGrid *grid)
xfree(grid->cells[i]);
}
xfree(grid->cells);
grid->cells = NULL;
}
}

29
test/functional/terminal/tui_spec.lua
View File

@ -6,15 +6,18 @@ local helpers = require('test.functional.helpers')(after_each)
local thelpers = require('test.functional.terminal.helpers')
local Screen = require('test.functional.ui.screen')
local eq = helpers.eq
local feed_data = thelpers.feed_data
local feed_command = helpers.feed_command
local feed_data = thelpers.feed_data
local clear = helpers.clear
local command = helpers.command
local eval = helpers.eval
local nvim_dir = helpers.nvim_dir
local retry = helpers.retry
local nvim_prog = helpers.nvim_prog
local nvim_set = helpers.nvim_set
local ok = helpers.ok
local read_file = helpers.read_file
local wait = helpers.wait
if helpers.pending_win32(pending) then return end
@ -40,6 +43,28 @@ describe('tui', function()
screen:detach()
end)
it('rapid resize #7572 #7628', function()
-- Need buffer rows to provoke the behavior.
feed_data(":edit test/functional/fixtures/bigfile.txt:")
command('call jobresize(b:terminal_job_id, 58, 9)')
command('call jobresize(b:terminal_job_id, 62, 13)')
command('call jobresize(b:terminal_job_id, 100, 42)')
command('call jobresize(b:terminal_job_id, 37, 1000)')
-- Resize to <5 columns.
screen:try_resize(4, 44)
command('call jobresize(b:terminal_job_id, 4, 1000)')
-- Resize to 1 row, then to 1 column, then increase rows to 4.
screen:try_resize(44, 1)
command('call jobresize(b:terminal_job_id, 44, 1)')
screen:try_resize(1, 1)
command('call jobresize(b:terminal_job_id, 1, 1)')
screen:try_resize(1, 4)
command('call jobresize(b:terminal_job_id, 1, 4)')
screen:try_resize(57, 17)
command('call jobresize(b:terminal_job_id, 57, 17)')
eq(2, eval("1+1")) -- Still alive?
end)
it('accepts basic utf-8 input', function()
feed_data('iabc\ntest1\ntest2')
screen:expect([[
@ -448,7 +473,7 @@ describe("tui 't_Co' (terminal colors)", function()
nvim_set))
feed_data(":echo &t_Co\n")
helpers.wait()
wait()
local tline
if maxcolors == 8 or maxcolors == 16 then
tline = "~ "