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Diffstat (limited to 'src/testdir/test_timers.vim')
| -rw-r--r-- | src/testdir/test_timers.vim | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/src/testdir/test_timers.vim b/src/testdir/test_timers.vim new file mode 100644 index 0000000..47e2699 --- /dev/null +++ b/src/testdir/test_timers.vim @@ -0,0 +1,452 @@ +" Test for timers + +source check.vim +CheckFeature timers + +source screendump.vim +source shared.vim +source term_util.vim + +func MyHandler(timer) + let g:val += 1 +endfunc + +func MyHandlerWithLists(lists, timer) + let x = string(a:lists) +endfunc + +func Test_timer_oneshot() + let g:val = 0 + let timer = timer_start(50, 'MyHandler') + let slept = WaitFor('g:val == 1') + call assert_equal(1, g:val) + if has('mac') + " Mac on Travis can be very slow. + let limit = 180 + else + let limit = 100 + endif + if has('reltime') + call assert_inrange(49, limit, slept) + else + call assert_inrange(20, limit, slept) + endif +endfunc + +func Test_timer_repeat_three() + let g:val = 0 + let timer = timer_start(50, 'MyHandler', {'repeat': 3}) + let slept = WaitFor('g:val == 3') + call assert_equal(3, g:val) + if has('reltime') + if has('mac') + " Mac on Travis can be slow. + call assert_inrange(149, 400, slept) + else + call assert_inrange(149, 250, slept) + endif + else + call assert_inrange(80, 200, slept) + endif +endfunc + +func Test_timer_repeat_many() + let g:val = 0 + let timer = timer_start(50, 'MyHandler', {'repeat': -1}) + sleep 200m + call timer_stop(timer) + " Mac on Travis can be slow. + if has('mac') + call assert_inrange(1, 5, g:val) + else + call assert_inrange(2, 5, g:val) + endif +endfunc + +func Test_timer_with_partial_callback() + let g:val = 0 + let meow = {'one': 1} + function meow.bite(...) + let g:val += self.one + endfunction + + call timer_start(50, meow.bite) + let slept = WaitFor('g:val == 1') + call assert_equal(1, g:val) + if has('reltime') + " Mac on Travis can be slow. + if has('mac') + call assert_inrange(49, 180, slept) + else + call assert_inrange(49, 130, slept) + endif + else + call assert_inrange(20, 100, slept) + endif +endfunc + +func Test_timer_retain_partial() + call timer_start(50, function('MyHandlerWithLists', [['a']])) + call test_garbagecollect_now() + sleep 100m +endfunc + +func Test_timer_info() + let id = timer_start(1000, 'MyHandler') + let info = id->timer_info() + call assert_equal(id, info[0]['id']) + call assert_equal(1000, info[0]['time']) + call assert_true(info[0]['remaining'] > 500) + call assert_true(info[0]['remaining'] <= 1000) + call assert_equal(1, info[0]['repeat']) + call assert_equal("function('MyHandler')", string(info[0]['callback'])) + + let found = 0 + for info in timer_info() + if info['id'] == id + let found += 1 + endif + endfor + call assert_equal(1, found) + + call timer_stop(id) + call assert_equal([], timer_info(id)) + + call assert_fails('call timer_info("abc")', 'E39:') +endfunc + +func Test_timer_stopall() + let id1 = timer_start(1000, 'MyHandler') + let id2 = timer_start(2000, 'MyHandler') + let info = timer_info() + call assert_equal(2, len(info)) + + call timer_stopall() + let info = timer_info() + call assert_equal(0, len(info)) +endfunc + +func Test_timer_paused() + let g:val = 0 + + let id = timer_start(50, 'MyHandler') + let info = timer_info(id) + call assert_equal(0, info[0]['paused']) + + eval id->timer_pause(1) + let info = timer_info(id) + call assert_equal(1, info[0]['paused']) + sleep 100m + call assert_equal(0, g:val) + + call timer_pause(id, 0) + let info = timer_info(id) + call assert_equal(0, info[0]['paused']) + + let slept = WaitFor('g:val == 1') + call assert_equal(1, g:val) + if has('reltime') + if has('mac') + " The travis Mac machines appear to be very busy. + call assert_inrange(0, 90, slept) + else + call assert_inrange(0, 30, slept) + endif + else + call assert_inrange(0, 10, slept) + endif + + call assert_fails('call timer_pause("abc", 1)', 'E39:') +endfunc + +func StopMyself(timer) + let g:called += 1 + if g:called == 2 + call timer_stop(a:timer) + endif +endfunc + +func Test_timer_delete_myself() + let g:called = 0 + let t = timer_start(10, 'StopMyself', {'repeat': -1}) + call WaitForAssert({-> assert_equal(2, g:called)}) + call assert_equal(2, g:called) + call assert_equal([], timer_info(t)) +endfunc + +func StopTimer1(timer) + let g:timer2 = 10->timer_start('StopTimer2') + " avoid maxfuncdepth error + call timer_pause(g:timer1, 1) + sleep 20m +endfunc + +func StopTimer2(timer) + call timer_stop(g:timer1) +endfunc + +func Test_timer_stop_in_callback() + call assert_equal(0, len(timer_info())) + let g:timer1 = timer_start(10, 'StopTimer1') + let slept = 0 + for i in range(10) + if len(timer_info()) == 0 + break + endif + sleep 10m + let slept += 10 + endfor + " This should take only 30 msec, but on Mac it's often longer + call assert_inrange(0, 50, slept) +endfunc + +func StopTimerAll(timer) + call timer_stopall() +endfunc + +func Test_timer_stop_all_in_callback() + call assert_equal(0, len(timer_info())) + call timer_start(10, 'StopTimerAll') + call assert_equal(1, len(timer_info())) + let slept = 0 + for i in range(10) + if len(timer_info()) == 0 + break + endif + sleep 10m + let slept += 10 + endfor + call assert_inrange(0, 30, slept) +endfunc + +func FeedkeysCb(timer) + call feedkeys("hello\<CR>", 'nt') +endfunc + +func InputCb(timer) + call timer_start(10, 'FeedkeysCb') + let g:val = input('?') + call Resume() +endfunc + +func Test_timer_input_in_timer() + let g:val = '' + call timer_start(10, 'InputCb') + call Standby(1000) + call assert_equal('hello', g:val) +endfunc + +func FuncWithError(timer) + let g:call_count += 1 + if g:call_count == 4 + return + endif + doesnotexist +endfunc + +func Test_timer_errors() + let g:call_count = 0 + let timer = timer_start(10, 'FuncWithError', {'repeat': -1}) + " Timer will be stopped after failing 3 out of 3 times. + call WaitForAssert({-> assert_equal(3, g:call_count)}) + sleep 50m + call assert_equal(3, g:call_count) + + call assert_fails('call timer_start(100, "MyHandler", "abc")', 'E475:') + call assert_fails('call timer_start(100, [])', 'E921:') + call assert_fails('call timer_stop("abc")', 'E39:') +endfunc + +func FuncWithCaughtError(timer) + let g:call_count += 1 + try + doesnotexist + catch + " nop + endtry +endfunc + +func Test_timer_catch_error() + let g:call_count = 0 + let timer = timer_start(10, 'FuncWithCaughtError', {'repeat': 4}) + " Timer will not be stopped. + call WaitForAssert({-> assert_equal(4, g:call_count)}) + sleep 50m + call assert_equal(4, g:call_count) +endfunc + +func FeedAndPeek(timer) + call test_feedinput('a') + call getchar(1) +endfunc + +func Interrupt(timer) + eval "\<C-C>"->test_feedinput() +endfunc + +func Test_timer_peek_and_get_char() + CheckUnix + CheckGui + + call timer_start(0, 'FeedAndPeek') + let intr = timer_start(100, 'Interrupt') + let c = getchar() + call assert_equal(char2nr('a'), c) + eval intr->timer_stop() +endfunc + +func Test_timer_getchar_zero() + if has('win32') && !has('gui_running') + throw 'Skipped: cannot get low-level input' + endif + CheckFunction reltimefloat + + " Measure the elapsed time to avoid a hang when it fails. + let start = reltime() + let id = timer_start(20, {-> feedkeys('x', 'L')}) + let c = 0 + while c == 0 && reltimefloat(reltime(start)) < 0.2 + let c = getchar(0) + sleep 10m + endwhile + call assert_equal('x', nr2char(c)) + call timer_stop(id) +endfunc + +func Test_timer_ex_mode() + " Function with an empty line. + func Foo(...) + + endfunc + let timer = timer_start(40, function('g:Foo'), {'repeat':-1}) + " This used to throw error E749. + exe "normal Qsleep 100m\rvi\r" + call timer_stop(timer) +endfunc + +func Test_timer_restore_count() + CheckRunVimInTerminal + " Check that v:count is saved and restored, not changed by a timer. + call writefile([ + \ 'nnoremap <expr><silent> L v:count ? v:count . "l" : "l"', + \ 'func Doit(id)', + \ ' normal 3j', + \ 'endfunc', + \ 'call timer_start(100, "Doit")', + \ ], 'Xtrcscript') + call writefile([ + \ '1-1234', + \ '2-1234', + \ '3-1234', + \ ], 'Xtrctext') + let buf = RunVimInTerminal('-S Xtrcscript Xtrctext', {}) + + " Wait for the timer to move the cursor to the third line. + call WaitForAssert({-> assert_equal(3, term_getcursor(buf)[0])}) + call assert_equal(1, term_getcursor(buf)[1]) + " Now check that v:count has not been set to 3 + call term_sendkeys(buf, 'L') + call WaitForAssert({-> assert_equal(2, term_getcursor(buf)[1])}) + + call StopVimInTerminal(buf) + call delete('Xtrcscript') + call delete('Xtrctext') +endfunc + +" Test that the garbage collector isn't triggered if a timer callback invokes +" vgetc(). +func Test_timer_nocatch_garbage_collect() + " 'uptimetime. must be bigger than the timer timeout + set ut=200 + call test_garbagecollect_soon() + call test_override('no_wait_return', 0) + func CauseAnError(id) + " This will show an error and wait for Enter. + let a = {'foo', 'bar'} + endfunc + func FeedChar(id) + call feedkeys('x', 't') + endfunc + call timer_start(300, 'FeedChar') + call timer_start(100, 'CauseAnError') + let x = getchar() + + set ut& + call test_override('no_wait_return', 1) + delfunc CauseAnError + delfunc FeedChar +endfunc + +func Test_timer_error_in_timer_callback() + if !has('terminal') || (has('win32') && has('gui_running')) + throw 'Skipped: cannot run Vim in a terminal window' + endif + + let lines =<< trim [CODE] + func Func(timer) + " fail to create list + let x = [ + endfunc + set updatetime=50 + call timer_start(1, 'Func') + [CODE] + call writefile(lines, 'Xtest.vim') + + let buf = term_start(GetVimCommandCleanTerm() .. ' -S Xtest.vim', {'term_rows': 8}) + let job = term_getjob(buf) + call WaitForAssert({-> assert_notequal('', term_getline(buf, 8))}) + + " GC must not run during timer callback, which can make Vim crash. + call TermWait(buf, 50) + call term_sendkeys(buf, "\<CR>") + call TermWait(buf, 50) + call assert_equal('run', job_status(job)) + + call term_sendkeys(buf, ":qall!\<CR>") + call WaitFor({-> job_status(job) ==# 'dead'}) + if has('unix') + call assert_equal('', job_info(job).termsig) + endif + + call delete('Xtest.vim') + exe buf .. 'bwipe!' +endfunc + +" Test for garbage collection when a timer is still running +func Test_timer_garbage_collect() + let timer = timer_start(1000, function('MyHandler'), {'repeat' : 10}) + call test_garbagecollect_now() + let l = timer_info(timer) + call assert_equal(function('MyHandler'), l[0].callback) + call timer_stop(timer) +endfunc + +func Test_timer_invalid_callback() + call assert_fails('call timer_start(0, "0")', 'E921:') +endfunc + +func Test_timer_changing_function_list() + CheckRunVimInTerminal + + " Create a large number of functions. Should get the "more" prompt. + " The typing "G" triggers the timer, which changes the function table. + let lines =<< trim END + for func in map(range(1,99), "'Func' .. v:val") + exe "func " .. func .. "()" + endfunc + endfor + au CmdlineLeave : call timer_start(0, {-> 0}) + END + call writefile(lines, 'XTest_timerchange') + let buf = RunVimInTerminal('-S XTest_timerchange', #{rows: 10}) + call term_sendkeys(buf, ":fu\<CR>") + call WaitForAssert({-> assert_match('-- More --', term_getline(buf, 10))}) + call term_sendkeys(buf, "G") + call WaitForAssert({-> assert_match('E454:', term_getline(buf, 9))}) + call term_sendkeys(buf, "\<Esc>") + + call StopVimInTerminal(buf) + call delete('XTest_timerchange') +endfunc + +" vim: shiftwidth=2 sts=2 expandtab |