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annotate src/testdir/test_signals.vim @ 16084:ed1482db2d72 v8.1.1047

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patch 8.1.1047: WINCH signal is not tested commit https://github.com/vim/vim/commit/db77b84ac2b6373ae4200d47945fc6ca64337e31 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Mar 24 14:58:31 2019 +0100 patch 8.1.1047: WINCH signal is not tested Problem: WINCH signal is not tested. Solution: Add a test. (Dominique Pelle, closes https://github.com/vim/vim/issues/4158)
author Bram Moolenaar <Bram@vim.org>
date Sun, 24 Mar 2019 15:00:07 +0100
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children 1ab0d1f7807a
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16084
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1 " Test signal handling.
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2
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3 if !has('unix')
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4 finish
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5 endif
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6
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7 source shared.vim
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8
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9 " Test signal WINCH (window resize signal)
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10 func Test_signal_WINCH()
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11 let signals = system('kill -l')
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12 if signals !~ '\<WINCH\>'
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13 " signal WINCH is not available, skip the test.
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14 return
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15 endif
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16
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17 " We do not actually want to change the size of the terminal.
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18 let old_WS = ''
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19 if exists('&t_WS')
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20 let old_WS = &t_WS
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21 let &t_WS = ''
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22 endif
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23
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24 let old_lines = &lines
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25 let old_columns = &columns
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26 let new_lines = &lines - 2
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27 let new_columns = &columns - 2
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28
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29 exe 'set lines=' . new_lines
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30 exe 'set columns=' . new_columns
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31 call assert_equal(new_lines, &lines)
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32 call assert_equal(new_columns, &columns)
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33
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34 " Send signal and wait for signal to be processed.
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35 " 'lines' and 'columns' should have been restored
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36 " after handing signal WINCH.
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37 exe 'silent !kill -s WINCH ' . getpid()
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38 call WaitForAssert({-> assert_equal(old_lines, &lines)})
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39 call assert_equal(old_columns, &columns)
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40
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41 if old_WS != ''
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42 let &t_WS = old_WS
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43 endif
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44 endfunc