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authorJosh Rahm <joshuarahm@gmail.com>2023-11-30 20:35:25 +0000
committerJosh Rahm <joshuarahm@gmail.com>2023-11-30 20:35:25 +0000
commit1b7b916b7631ddf73c38e3a0070d64e4636cb2f3 (patch)
treecd08258054db80bb9a11b1061bb091c70b76926a /src/nvim/testdir/test_signals.vim
parenteaa89c11d0f8aefbb512de769c6c82f61a8baca3 (diff)
parent4a8bf24ac690004aedf5540fa440e788459e5e34 (diff)
downloadrneovim-aucmd_textputpost.tar.gz
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Merge remote-tracking branch 'upstream/master' into aucmd_textputpostaucmd_textputpost
Diffstat (limited to 'src/nvim/testdir/test_signals.vim')
-rw-r--r--src/nvim/testdir/test_signals.vim165
1 files changed, 0 insertions, 165 deletions
diff --git a/src/nvim/testdir/test_signals.vim b/src/nvim/testdir/test_signals.vim
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--- a/src/nvim/testdir/test_signals.vim
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-" Test signal handling.
-
-source check.vim
-source term_util.vim
-
-CheckUnix
-
-source shared.vim
-
-" Check whether a signal is available on this system.
-func HasSignal(signal)
- let signals = system('kill -l')
- return signals =~# '\<' .. a:signal .. '\>'
-endfunc
-
-" Test signal WINCH (window resize signal)
-func Test_signal_WINCH()
- throw 'skipped: Nvim cannot avoid terminal resize'
- CheckNotGui
- if !HasSignal('WINCH')
- throw 'Skipped: WINCH signal not supported'
- endif
-
- " We do not actually want to change the size of the terminal.
- let old_WS = ''
- if exists('&t_WS')
- let old_WS = &t_WS
- let &t_WS = ''
- endif
-
- let old_lines = &lines
- let old_columns = &columns
- let new_lines = &lines - 2
- let new_columns = &columns - 2
-
- exe 'set lines=' .. new_lines
- exe 'set columns=' .. new_columns
- call assert_equal(new_lines, &lines)
- call assert_equal(new_columns, &columns)
-
- " Send signal and wait for signal to be processed.
- " 'lines' and 'columns' should have been restored
- " after handing signal WINCH.
- exe 'silent !kill -s WINCH ' .. getpid()
- call WaitForAssert({-> assert_equal(old_lines, &lines)})
- call assert_equal(old_columns, &columns)
-
- if old_WS != ''
- let &t_WS = old_WS
- endif
-endfunc
-
-" Test signal PWR, which should update the swap file.
-func Test_signal_PWR()
- if !HasSignal('PWR')
- throw 'Skipped: PWR signal not supported'
- endif
-
- " Set a very large 'updatetime' and 'updatecount', so that we can be sure
- " that swap file is updated as a result of sending PWR signal, and not
- " because of exceeding 'updatetime' or 'updatecount' when changing buffer.
- set updatetime=100000 updatecount=100000
- new Xtest_signal_PWR
- let swap_name = swapname('%')
- call setline(1, '123')
- preserve
- let swap_content = readfile(swap_name, 'b')
-
- " Update the buffer and check that the swap file is not yet updated,
- " since we set 'updatetime' and 'updatecount' to large values.
- call setline(1, 'abc')
- call assert_equal(swap_content, readfile(swap_name, 'b'))
-
- " Sending PWR signal should update the swap file.
- exe 'silent !kill -s PWR ' .. getpid()
- call WaitForAssert({-> assert_notequal(swap_content, readfile(swap_name, 'b'))})
-
- bwipe!
- set updatetime& updatecount&
-endfunc
-
-" Test signal INT. Handler sets got_int. It should be like typing CTRL-C.
-func Test_signal_INT()
- CheckRunVimInTerminal
- if !HasSignal('INT')
- throw 'Skipped: INT signal not supported'
- endif
-
- " Skip the rest of the test when running with valgrind as signal INT is not
- " received somehow by Vim when running with valgrind.
- let cmd = GetVimCommand()
- if cmd =~ 'valgrind'
- throw 'Skipped: cannot test signal INT with valgrind'
- endif
-
- let buf = RunVimInTerminal('', {'rows': 6})
- let pid_vim = term_getjob(buf)->job_info().process
-
- " Check that an endless loop in Vim is interrupted by signal INT.
- call term_sendkeys(buf, ":while 1 | endwhile\n")
- call WaitForAssert({-> assert_equal(':while 1 | endwhile', term_getline(buf, 6))})
- exe 'silent !kill -s INT ' .. pid_vim
- call term_sendkeys(buf, ":call setline(1, 'INTERUPTED')\n")
- call WaitForAssert({-> assert_equal('INTERUPTED', term_getline(buf, 1))})
-
- call StopVimInTerminal(buf)
-endfunc
-
-" Test a deadly signal.
-"
-" There are several deadly signals: SISEGV, SIBUS, SIGTERM...
-" Test uses signal SIGTERM as it does not create a core
-" dump file unlike SIGSEGV, SIGBUS, etc. See "man 7 signals.
-"
-" Vim should exit with a deadly signal and unsaved changes
-" should be recoverable from the swap file preserved as a
-" result of the deadly signal handler.
-func Test_deadly_signal_TERM()
- if !HasSignal('TERM')
- throw 'Skipped: TERM signal not supported'
- endif
- CheckRunVimInTerminal
- let cmd = GetVimCommand()
- if cmd =~ 'valgrind'
- throw 'Skipped: cannot test signal TERM with valgrind'
- endif
-
- " If test fails once, it can leave temporary files and trying to rerun
- " the test would then fail again if they are not deleted first.
- call delete('.Xsig_TERM.swp')
- call delete('XsetupAucmd')
- call delete('XautoOut')
- let lines =<< trim END
- au VimLeave * call writefile(["VimLeave triggered"], "XautoOut", "as")
- au VimLeavePre * call writefile(["VimLeavePre triggered"], "XautoOut", "as")
- END
- call writefile(lines, 'XsetupAucmd')
-
- let buf = RunVimInTerminal('-S XsetupAucmd Xsig_TERM', {'rows': 6})
- let pid_vim = term_getjob(buf)->job_info().process
-
- call term_sendkeys(buf, ":call setline(1, 'foo')\n")
- call WaitForAssert({-> assert_equal('foo', term_getline(buf, 1))})
-
- call assert_false(filereadable('Xsig_TERM'))
- exe 'silent !kill -s TERM ' .. pid_vim
- call WaitForAssert({-> assert_true(filereadable('.Xsig_TERM.swp'))})
-
- " Don't call StopVimInTerminal() as it expects job to be still running.
- call WaitForAssert({-> assert_equal("finished", term_getstatus(buf))})
-
- new
- silent recover .Xsig_TERM.swp
- call assert_equal(['foo'], getline(1, '$'))
-
- let result = readfile('XautoOut')
- call assert_equal(["VimLeavePre triggered", "VimLeave triggered"], result)
-
- %bwipe!
- call delete('.Xsig_TERM.swp')
- call delete('XsetupAucmd')
- call delete('XautoOut')
-endfunc
-
-" vim: ts=8 sw=2 sts=2 tw=80 fdm=marker