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annotate src/testdir/test_unlet.vim @ 21777:4279767da6e8 v8.2.1438

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patch 8.2.1438: missing tests for interrupting script execution from debugger Commit: https://github.com/vim/vim/commit/7ac616cb0a52bc72b449e19cf9db93bee116c15a Author: Bram Moolenaar <Bram@vim.org> Date: Wed Aug 12 22:22:09 2020 +0200 patch 8.2.1438: missing tests for interrupting script execution from debugger Problem: Missing tests for interrupting script execution from debugger. Solution: Add tests. (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/6697)
author Bram Moolenaar <Bram@vim.org>
date Wed, 12 Aug 2020 22:30:08 +0200
parents 0b35a7ffceb2
children
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1 " Tests for :unlet
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3 func Test_read_only()
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4 " these caused a crash
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5 call assert_fails('unlet count', 'E795:')
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6 call assert_fails('unlet errmsg', 'E795:')
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7 endfunc
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9 func Test_existing()
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10 let does_exist = 1
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11 call assert_true(exists('does_exist'))
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12 unlet does_exist
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13 call assert_false(exists('does_exist'))
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14 endfunc
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16 func Test_not_existing()
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17 unlet! does_not_exist
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18 call assert_fails('unlet does_not_exist', 'E108:')
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19 endfunc
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20
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21 func Test_unlet_fails()
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22 call assert_fails('unlet v:["count"]', 'E46:')
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23 call assert_fails('unlet $', 'E475:')
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24 let v = {}
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25 call assert_fails('unlet v[:]', 'E719:')
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26 let l = []
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27 call assert_fails("unlet l['k'", 'E111:')
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28 let d = {'k' : 1}
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29 call assert_fails("unlet d.k2", 'E716:')
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30 call assert_fails("unlet {a};", 'E488:')
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31 endfunc
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32
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33 func Test_unlet_env()
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34 let envcmd = has('win32') ? 'set' : 'env'
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35
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36 let $FOOBAR = 'test'
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37 let found = 0
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38 for kv in split(system(envcmd), "\r*\n")
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39 if kv == 'FOOBAR=test'
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40 let found = 1
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41 endif
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42 endfor
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43 call assert_equal(1, found)
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44
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45 unlet $FOOBAR
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46 let found = 0
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47 for kv in split(system(envcmd), "\r*\n")
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48 if kv == 'FOOBAR=test'
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49 let found = 1
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50 endif
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51 endfor
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52 call assert_equal(0, found)
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53
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54 unlet $MUST_NOT_BE_AN_ERROR
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55 endfunc
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56
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57 func Test_unlet_complete()
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58 let g:FOOBAR = 1
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59 call feedkeys(":unlet g:FOO\t\n", 'tx')
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60 call assert_true(!exists('g:FOOBAR'))
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61
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62 let $FOOBAR = 1
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63 call feedkeys(":unlet $FOO\t\n", 'tx')
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64 call assert_true(!exists('$FOOBAR') || empty($FOOBAR))
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65 endfunc
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67 " vim: shiftwidth=2 sts=2 expandtab