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test: ctrl_c_spec

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- Improve test reliability by only checking for a line with the string
  we are interested in ("Interrupt").
- Try to avoid OOM by loading an existing big file instead of looping to
  create one.
This commit is contained in:
Justin M. Keyes 2016-12-10 04:43:34 +01:00
parent 15259c4b84
commit f4d326cf10
2 changed files with 56 additions and 74 deletions
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56
test/functional/ex_cmds/ctrl_c_spec.lua Normal file
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@ -0,0 +1,56 @@
local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear, feed, source = helpers.clear, helpers.feed, helpers.source
local execute = helpers.execute
if helpers.pending_win32(pending) then return end
describe("CTRL-C (mapped)", function()
before_each(function()
clear()
end)
it("interrupts :global", function()
source([[
set nomore nohlsearch undolevels=-1
nnoremap <C-C> <NOP>
]])
execute("silent edit! test/functional/fixtures/bigfile.txt")
local screen = Screen.new(52, 6)
screen:attach()
screen:set_default_attr_ids({
[0] = {foreground = Screen.colors.White,
background = Screen.colors.Red},
[1] = {bold = true,
foreground = Screen.colors.SeaGreen}
})
screen:expect([[
^0000;<control>;Cc;0;BN;;;;;N;NULL;;;; |
0001;<control>;Cc;0;BN;;;;;N;START OF HEADING;;;; |
0002;<control>;Cc;0;BN;;;;;N;START OF TEXT;;;; |
0003;<control>;Cc;0;BN;;;;;N;END OF TEXT;;;; |
0004;<control>;Cc;0;BN;;;;;N;END OF TRANSMISSION;;;;|
|
]])
local function test_ctrl_c(ms)
feed(":global/^/p<CR>")
helpers.sleep(ms)
feed("<C-C>")
screen:expect([[Interrupt]], nil, nil, nil, true)
end
-- The test is time-sensitive. Try different sleep values.
local ms_values = {1, 10, 100}
for i, ms in ipairs(ms_values) do
if i < #ms_values then
local status, _ = pcall(test_ctrl_c, ms)
if status then break end
else -- Call the last attempt directly.
test_ctrl_c(ms)
end
end
end)
end)

74
test/functional/ex_cmds/global_spec.lua
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@ -1,74 +0,0 @@
local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear, feed, source = helpers.clear, helpers.feed, helpers.source
if helpers.pending_win32(pending) then return end
describe(':global', function()
before_each(function()
clear()
end)
it('is interrupted by mapped CTRL-C', function()
if os.getenv("TRAVIS") and os.getenv("CLANG_SANITIZER") == "ASAN_UBSAN" then
-- XXX: ASAN_UBSAN is too slow to react to the CTRL-C.
pending("", function() end)
return
end
source([[
set nomore
set undolevels=-1
nnoremap <C-C> <NOP>
for i in range(0, 99999)
put ='XXX'
endfor
put ='ZZZ'
1
.delete
]])
local screen = Screen.new(52, 6)
screen:attach()
screen:set_default_attr_ids({
[0] = {foreground = Screen.colors.White,
background = Screen.colors.Red},
[1] = {bold = true,
foreground = Screen.colors.SeaGreen}
})
screen:expect([[
^XXX |
XXX |
XXX |
XXX |
XXX |
|
]])
local function test_ctrl_c(ms)
feed(":global/^/p<CR>")
helpers.sleep(ms)
feed("<C-C>")
screen:expect([[
XXX |
XXX |
XXX |
XXX |
{0:Interrupted} |
Interrupt: {1:Press ENTER or type command to continue}^ |
]])
end
-- The test is time-sensitive. Try with different sleep values.
local ms_values = {10, 50, 100}
for i, ms in ipairs(ms_values) do
if i < #ms_values then
local status, _ = pcall(test_ctrl_c, ms)
if status then break end
else -- Call the last attempt directly.
test_ctrl_c(ms)
end
end
end)
end)