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annotate src/testdir/README.txt @ 8949:c44ab784f5e5 v7.4.1760

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commit https://github.com/vim/vim/commit/4445f7ee708f1a1304526a5979c9dd9883a92a0a Author: Bram Moolenaar <Bram@vim.org> Date: Wed Apr 20 20:55:56 2016 +0200 patch 7.4.1760 Problem: Compiler warning for unused variable. Solution: Add #ifdef. (John Marriott)
author Christian Brabandt <cb@256bit.org>
date Wed, 20 Apr 2016 21:00:06 +0200
parents 26f555e9aab1
children ea504064c996
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1 This directory contains tests for various Vim features.
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3 If it makes sense, add a new test method to an already existing file. You may
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4 want to separate it from other tests with comment lines.
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6 The numbered tests are older, we have switched to named tests.
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8 And then you can chose between a new style test, which is a Vim script, or an
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9 old style test, which uses Normal mode commands. Use a new style test if you
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10 can.
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13 TO ADD A NEW STYLE TEST:
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15 1) Create a test_<subject>.vim file.
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16 2) Add test_<subject>.vim to NEW_TESTS in Make_all.mak in alphabetical order.
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17 3) Use make test_<subject>.res to run a single test in src/testdir/.
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18 Use make test_<subject> to run a single test in src/.
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19 4) Also add an entry in src/Makefile.
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21 What you can use (see test_assert.vim for an example):
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22 - Call assert_equal(), assert_true() and assert_false().
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23 - Use try/catch to check for exceptions.
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24 - Use alloc_fail() to have memory allocation fail. This makes it possible to
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25 to check memory allocation failures are handled gracefully. You need to
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26 change the source code to add an ID to the allocation. Update LAST_ID_USED
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27 above alloc_id() to the highest ID used.
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28 - Use disable_char_avail_for_testing(1) if char_avail() must return FALSE for
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29 a while. E.g. to trigger the CursorMovedI autocommand event.
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30 See test_cursor_func.vim for an example
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33 TO ADD AN OLD STYLE TEST:
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35 1) Create test_<subject>.in and test_<subject>.ok files.
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36 2) Add test_<subject>.out to SCRIPTS_ALL in Make_all.mak in alphabetical order.
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37 3) Use make test_<subject>.out to run a single test in src/testdir/.
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38 Use make test_<subject> to run a single test in src/.
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39 4) Also add an entry in src/Makefile.
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41 Keep in mind that the files are used as if everything was typed:
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42 - To add comments use: :" (that's an Ex command comment)
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43 - A line break is like pressing Enter. If that happens on the last line
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44 you'll hear a beep!