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annotate src/testdir/README.txt @ 13304:013c44d9dc09 v8.0.1526

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patch 8.0.1526: no test using a screen dump yet commit https://github.com/vim/vim/commit/da65058a9c4774dc534c7ae98d24c58b5db669fa Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 20 15:51:40 2018 +0100 patch 8.0.1526: no test using a screen dump yet Problem: No test using a screen dump yet. Solution: Add a test for C syntax highlighting. Add helper functions.
author Christian Brabandt <cb@256bit.org>
date Tue, 20 Feb 2018 16:00:06 +0100
parents 055b1633aed7
children 796d794cdc88
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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. Don't add any
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7 more numbered tests.
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8
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9 And then you can choose between a new style test, which is a Vim script, or an
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10 old style test, which uses Normal mode commands. Use a new style test if you
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11 can. Use an old style test when it needs to run without the +eval feature.
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14 TO ADD A NEW STYLE TEST:
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16 1) Create a test_<subject>.vim file.
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17 2) Add test_<subject>.res to NEW_TESTS in Make_all.mak in alphabetical order.
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18 3) Also add an entry in src/Makefile.
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19 4) Use make test_<subject>.res to run a single test in src/testdir/.
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20 Use make test_<subject> to run a single test in src/.
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22 What you can use (see test_assert.vim for an example):
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23 - Call assert_equal(), assert_true(), assert_false(), etc.
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24 - Use try/catch to check for exceptions.
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25 - Use alloc_fail() to have memory allocation fail. This makes it possible
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26 to check memory allocation failures are handled gracefully. You need to
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27 change the source code to add an ID to the allocation. Update LAST_ID_USED
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28 above alloc_id() to the highest ID used.
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29 - Use disable_char_avail_for_testing(1) if char_avail() must return FALSE for
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30 a while. E.g. to trigger the CursorMovedI autocommand event.
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31 See test_cursor_func.vim for an example
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32 - If the bug that is being tested isn't fixed yet, you can throw an exception
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33 so that it's clear this still needs work. E.g.:
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34 throw "Skipped: Bug with <c-e> and popupmenu not fixed yet"
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35 - See the start of runtest.vim for more help.
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38 TO ADD A SCREEN DUMP TEST:
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40 Mostly the same as writing a new style test. Additonally, see help on
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41 "terminal-dumptest". Put the reference dump in "dumps/Test_func_name.dump".
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44 TO ADD AN OLD STYLE TEST:
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46 1) Create test_<subject>.in and test_<subject>.ok files.
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47 2) Add test_<subject>.out to SCRIPTS_ALL in Make_all.mak in alphabetical order.
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48 3) Use make test_<subject>.out to run a single test in src/testdir/.
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49 Use make test_<subject> to run a single test in src/.
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50 4) Also add an entry in src/Makefile.
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52 Keep in mind that the files are used as if everything was typed:
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53 - To add comments use: :" (that's an Ex command comment)
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54 - A line break is like pressing Enter. If that happens on the last line
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55 you'll hear a beep!