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annotate src/testdir/test_eval_stuff.vim @ 16219:bd49e1656c72 v8.1.1114

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patch 8.1.1114: confusing overloaded operator "." for string concatenation commit https://github.com/vim/vim/commit/0f248b006c2574abc00c9aa7886d8f33620eb822 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Apr 4 15:36:05 2019 +0200 patch 8.1.1114: confusing overloaded operator "." for string concatenation Problem: Confusing overloaded operator "." for string concatenation. Solution: Add ".." for string concatenation. Also "let a ..= b".
author Bram Moolenaar <Bram@vim.org>
date Thu, 04 Apr 2019 15:45:04 +0200
parents e26caeb30026
children abb67309c1ca
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
13096
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1 " Tests for various eval things.
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2
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3 function s:foo() abort
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4 try
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5 return [] == 0
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6 catch
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7 return 1
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8 endtry
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9 endfunction
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10
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11 func Test_catch_return_with_error()
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12 call assert_equal(1, s:foo())
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13 endfunc
13288
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14
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15 func Test_nocatch_restore_silent_emsg()
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16 silent! try
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17 throw 1
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18 catch
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19 endtry
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20 echoerr 'wrong'
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21 let c1 = nr2char(screenchar(&lines, 1))
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22 let c2 = nr2char(screenchar(&lines, 2))
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23 let c3 = nr2char(screenchar(&lines, 3))
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24 let c4 = nr2char(screenchar(&lines, 4))
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25 let c5 = nr2char(screenchar(&lines, 5))
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26 call assert_equal('wrong', c1 . c2 . c3 . c4 . c5)
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27 endfunc
13672
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28
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29 func Test_mkdir_p()
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30 call mkdir('Xmkdir/nested', 'p')
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31 call assert_true(isdirectory('Xmkdir/nested'))
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32 try
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33 " Trying to make existing directories doesn't error
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34 call mkdir('Xmkdir', 'p')
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35 call mkdir('Xmkdir/nested', 'p')
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36 catch /E739:/
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37 call assert_report('mkdir(..., "p") failed for an existing directory')
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38 endtry
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39 " 'p' doesn't suppress real errors
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40 call writefile([], 'Xfile')
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41 call assert_fails('call mkdir("Xfile", "p")', 'E739')
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42 call delete('Xfile')
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43 call delete('Xmkdir', 'rf')
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44 endfunc
14714
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45
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46 func Test_line_continuation()
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47 let array = [5,
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48 "\ ignore this
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49 \ 6,
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50 "\ more to ignore
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51 "\ more moreto ignore
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52 \ ]
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53 "\ and some more
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54 call assert_equal([5, 6], array)
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55 endfunc
15107
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56
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57 func Test_E963()
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58 " These commands used to cause an internal error prior to vim 8.1.0563
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59 let v_e = v:errors
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60 let v_o = v:oldfiles
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61 call assert_fails("let v:errors=''", 'E963:')
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62 call assert_equal(v_e, v:errors)
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63 call assert_fails("let v:oldfiles=''", 'E963:')
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64 call assert_equal(v_o, v:oldfiles)
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65 endfunc
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66
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67 func Test_for_invalid()
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68 call assert_fails("for x in 99", 'E714:')
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69 call assert_fails("for x in 'asdf'", 'E714:')
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70 call assert_fails("for x in {'a': 9}", 'E714:')
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71 endfunc
15468
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72
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73 func Test_readfile_binary()
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74 new
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75 call setline(1, ['one', 'two', 'three'])
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76 setlocal ff=dos
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77 write XReadfile
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78 let lines = readfile('XReadfile')
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79 call assert_equal(['one', 'two', 'three'], lines)
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80 let lines = readfile('XReadfile', '', 2)
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81 call assert_equal(['one', 'two'], lines)
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82 let lines = readfile('XReadfile', 'b')
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83 call assert_equal(["one\r", "two\r", "three\r", ""], lines)
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84 let lines = readfile('XReadfile', 'b', 2)
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85 call assert_equal(["one\r", "two\r"], lines)
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86
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87 bwipe!
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88 call delete('XReadfile')
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89 endfunc
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90
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91 func Test_let_errmsg()
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92 call assert_fails('let v:errmsg = []', 'E730:')
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93 let v:errmsg = ''
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94 call assert_fails('let v:errmsg = []', 'E730:')
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95 let v:errmsg = ''
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96 endfunc
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97
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98 func Test_string_concatenation()
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99 call assert_equal('ab', 'a'.'b')
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100 call assert_equal('ab', 'a' .'b')
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101 call assert_equal('ab', 'a'. 'b')
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102 call assert_equal('ab', 'a' . 'b')
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103
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104 call assert_equal('ab', 'a'..'b')
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105 call assert_equal('ab', 'a' ..'b')
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106 call assert_equal('ab', 'a'.. 'b')
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107 call assert_equal('ab', 'a' .. 'b')
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108
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109 let a = 'a'
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110 let b = 'b'
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111 let a .= b
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112 call assert_equal('ab', a)
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113
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114 let a = 'a'
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115 let a.=b
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116 call assert_equal('ab', a)
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117
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118 let a = 'a'
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119 let a ..= b
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120 call assert_equal('ab', a)
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121
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122 let a = 'a'
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123 let a..=b
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124 call assert_equal('ab', a)
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125 endfunc