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annotate src/testdir/test_environ.vim @ 29761:0cea0cdcce92 v9.0.0220

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patch 9.0.0220: invalid memory access with for loop over NULL string Commit: https://github.com/vim/vim/commit/f6d39c31d2177549a986d170e192d8351bd571e2 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 16 17:50:38 2022 +0100 patch 9.0.0220: invalid memory access with for loop over NULL string Problem: Invalid memory access with for loop over NULL string. Solution: Make sure mb_ptr2len() consistently returns zero for NUL.
author Bram Moolenaar <Bram@vim.org>
date Tue, 16 Aug 2022 19:00:04 +0200
parents 52ef65c0637f
children e3ab1d0f2ef9
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1 " Test for environment variables.
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2
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3 scriptencoding utf-8
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4
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5 source check.vim
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6
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7 func Test_environ()
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8 unlet! $TESTENV
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9 call assert_equal(0, has_key(environ(), 'TESTENV'))
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10 let $TESTENV = 'foo'
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11 call assert_equal(1, has_key(environ(), 'TESTENV'))
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12 let $TESTENV = 'こんにちわ'
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13 call assert_equal('こんにちわ', environ()['TESTENV'])
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14 endfunc
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15
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16 func Test_getenv()
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17 unlet! $TESTENV
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18 call assert_equal(v:null, 'TESTENV'->getenv())
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19 let $TESTENV = 'foo'
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20 call assert_equal('foo', getenv('TESTENV'))
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21 endfunc
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22
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23 func Test_setenv()
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24 unlet! $TESTENV
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25 eval 'foo'->setenv('TEST ENV')
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26 call assert_equal('foo', getenv('TEST ENV'))
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27 call setenv('TEST ENV', v:null)
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28 call assert_equal(v:null, getenv('TEST ENV'))
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29 endfunc
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31 func Test_special_env()
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32 " The value for $HOME is cached internally by Vim, ensure the value is up to
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33 " date.
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34 let orig_ENV = $HOME
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35
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36 let $HOME = 'foo'
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37 call assert_equal('foo', expand('~'))
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38 " old $HOME value is kept until a new one is set
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39 unlet $HOME
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40 call assert_equal('foo', expand('~'))
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41
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42 call setenv('HOME', 'bar')
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43 call assert_equal('bar', expand('~'))
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44 " old $HOME value is kept until a new one is set
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45 call setenv('HOME', v:null)
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46 call assert_equal('bar', expand('~'))
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47
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48 let $HOME = orig_ENV
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49 endfunc
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51 func Test_external_env()
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52 call setenv('FOO', 'HelloWorld')
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53 if has('win32')
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54 let result = system('echo %FOO%')
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55 else
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56 let result = system('echo $FOO')
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57 endif
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58 let result = substitute(result, '[ \r\n]', '', 'g')
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59 call assert_equal('HelloWorld', result)
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60
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61 call setenv('FOO', v:null)
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62 if has('win32')
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63 let result = system('set | findstr "^FOO="')
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64 else
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65 let result = system('env | grep ^FOO=')
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66 endif
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67 call assert_equal('', result)
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68 endfunc
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70 func Test_mac_locale()
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71 CheckFeature osxdarwin
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72
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73 " If $LANG is not set then the system locale will be used.
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74 " Run Vim after unsetting all the locale environmental vars, and capture the
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75 " output of :lang.
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76 let lang_results = system("unset LANG; unset LC_MESSAGES; " ..
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77 \ shellescape(v:progpath) ..
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78 \ " --clean -esX -c 'redir @a' -c 'lang' -c 'put a' -c 'print' -c 'qa!' ")
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79
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80 " Check that:
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81 " 1. The locale is the form of <locale>.UTF-8.
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82 " 2. Check that fourth item (LC_NUMERIC) is properly set to "C".
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83 " Example match: "en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8"
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84 call assert_match('"\([a-zA-Z_]\+\.UTF-8/\)\{3}C\(/[a-zA-Z_]\+\.UTF-8\)\{2}"',
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85 \ lang_results,
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86 \ "Default locale should have UTF-8 encoding set, and LC_NUMERIC set to 'C'")
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87 endfunc
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88
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89 " vim: shiftwidth=2 sts=2 expandtab