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annotate src/testdir/test_true_false.vim @ 20687:770a8e9c4781 v8.2.0897

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patch 8.2.0897: list of functions in patched version is outdated Commit: https://github.com/vim/vim/commit/ebacddbc16b2d76bf5dad636d7ee5c529f0e8753 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 4 15:22:21 2020 +0200 patch 8.2.0897: list of functions in patched version is outdated Problem: List of functions in patched version is outdated. Solution: Update the function lists only.
author Bram Moolenaar <Bram@vim.org>
date Thu, 04 Jun 2020 15:30:05 +0200
parents 2a017e9dc6da
children 08940efa6b4e
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1 " Test behavior of boolean-like values.
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2
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3 source check.vim
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4
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5 " Test what is explained at ":help TRUE" and ":help FALSE".
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6 func Test_if()
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7 if v:false
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8 call assert_true(false, 'v:false is false')
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9 endif
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10 if 0
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11 call assert_true(false, 'zero is false')
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12 endif
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13 if "0"
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14 call assert_true(false, 'zero string is false')
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15 endif
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16 if "foo"
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17 call assert_true(false, 'foo is false')
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18 endif
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19 if " "
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20 call assert_true(false, 'space is false')
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21 endif
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22 if empty("foo")
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23 call assert_true(false, 'foo is not empty')
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24 endif
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26 if v:true
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27 else
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28 call assert_true(false, 'v:true is true')
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29 endif
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30 if 1
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31 else
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32 call assert_true(false, 'one is true')
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33 endif
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34 if "1"
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35 else
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36 call assert_true(false, 'one string is true')
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37 endif
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38 if "1foo"
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39 else
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40 call assert_true(false, 'one in string is true')
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41 endif
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42
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43 call assert_fails('if [1]', 'E745')
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44 call assert_fails('if {1: 1}', 'E728')
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45 call assert_fails('if function("string")', 'E703')
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46 if has('float')
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47 call assert_fails('if 1.3")', 'E805')
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48 endif
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49 endfunc
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51 function Try_arg_true_false(expr, false_val, true_val)
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52 for v in ['v:false', '0', '"0"', '"foo"', '" "']
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53 let r = eval(substitute(a:expr, '%v%', v, ''))
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54 call assert_equal(a:false_val, r, 'result for ' . v . ' is not ' . string(a:false_val) . ' but ' . string(r))
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55 endfor
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56 for v in ['v:true', '1', '"1"', '"1foo"']
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57 let r = eval(substitute(a:expr, '%v%', v, ''))
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58 call assert_equal(a:true_val, r, 'result for ' . v . ' is not ' . string(a:true_val) . ' but ' . string(r))
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59 endfor
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60 endfunc
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61
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62 " Test using TRUE or FALSE values for an argument.
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63 func Test_true_false_arg()
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64 call Try_arg_true_false('count(["a", "A"], "a", %v%)', 1, 2)
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65
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66 set wildignore=*.swp
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67 call Try_arg_true_false('expand("foo.swp", %v%)', "", "foo.swp")
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68 call Try_arg_true_false('expand("foo.vim", 0, %v%)', "foo.vim", ["foo.vim"])
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69
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70 call setreg('a', ['x', 'y'])
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71 call Try_arg_true_false('getreg("a", 1, %v%)', "x\ny\n", ['x', 'y'])
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72
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73 set wildignore=*.vim
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74 call Try_arg_true_false('glob("runtest.vim", %v%)', "", "runtest.vim")
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75 set wildignore=*.swp
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76 call Try_arg_true_false('glob("runtest.vim", 0, %v%)', "runtest.vim", ["runtest.vim"])
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77 if has('unix')
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78 silent !ln -s doesntexit Xlink
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79 call Try_arg_true_false('glob("Xlink", 0, 0, %v%)', "", "Xlink")
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80 silent !rm Xlink
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81 endif
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82
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83 set wildignore=*.vim
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84 call Try_arg_true_false('globpath(".", "runtest.vim", %v%)', "", "./runtest.vim")
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85 set wildignore=*.swp
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86 call Try_arg_true_false('globpath(".", "runtest.vim", 0, %v%)', "./runtest.vim", ["./runtest.vim"])
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87 if has('unix')
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88 silent !ln -s doesntexit Xlink
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89 call Try_arg_true_false('globpath(".", "Xlink", 0, 0, %v%)', "", "./Xlink")
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90 silent !rm Xlink
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91 endif
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92
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93 abbr asdf asdff
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94 call Try_arg_true_false('hasmapto("asdff", "i", %v%)', 0, 1)
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95
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96 call Try_arg_true_false('index(["a", "A"], "A", 0, %v%)', 1, 0)
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97
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98 function FilterMapArg(d)
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99 if type(a:d) == type({})
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100 return filter(a:d, 'v:key == "rhs"')
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101 endif
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102 return a:d
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103 endfunction
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104 call Try_arg_true_false('maparg("asdf", "i", %v%)', "", "asdff")
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105 call Try_arg_true_false('FilterMapArg(maparg("asdf", "i", 1, %v%))', "asdff", {'rhs': 'asdff'})
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106
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107 call Try_arg_true_false('"asdf"->hasmapto("i", %v%)', 0, 1)
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108
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109 new colored
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110 call setline(1, '<here>')
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111 syn match brackets "<.*>"
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112 syn match here "here" transparent
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113 let brackets_id = synID(1, 1, 0)
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114 let here_id = synID(1, 3, 0)
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115 call Try_arg_true_false('synID(1, 3, %v%)', here_id, brackets_id)
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116 bwipe!
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117 endfunc
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118
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119 function Try_arg_non_zero(expr, false_val, true_val)
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120 CheckFeature float
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121 for v in ['v:false', '0', '[1]', '{2:3}', '3.4']
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122 let r = eval(substitute(a:expr, '%v%', v, ''))
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123 call assert_equal(a:false_val, r, 'result for ' . v . ' is not ' . a:false_val . ' but ' . r)
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124 endfor
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125 for v in ['v:true', '1', '" "', '"0"']
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126 let r = eval(substitute(a:expr, '%v%', v, ''))
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127 call assert_equal(a:true_val, r, 'result for ' . v . ' is not ' . a:true_val . ' but ' . r)
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128 endfor
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129 endfunc
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130
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131
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132 " Test using non-zero-arg for an argument.
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133 func Test_non_zero_arg()
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134 call test_settime(93784)
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135 call Try_arg_non_zero("mode(%v%)", 'x', 'x!')
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136 call test_settime(0)
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137
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138 call Try_arg_non_zero("shellescape('foo%', %v%)", "'foo%'", "'foo\\%'")
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139
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140 " visualmode() needs to be called twice to check
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141 for v in [v:false, 0, [1], {2:3}, 3.4]
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142 normal vv
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143 let r = visualmode(v)
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144 call assert_equal('v', r, 'result for ' . string(v) . ' is not "v" but ' . r)
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145 let r = visualmode(v)
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146 call assert_equal('v', r, 'result for ' . string(v) . ' is not "v" but ' . r)
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147 endfor
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148 for v in [v:true, 1, " ", "0"]
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149 normal vv
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150 let r = visualmode(v)
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151 call assert_equal('v', r, 'result for ' . v . ' is not "v" but ' . r)
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152 let r = visualmode(v)
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153 call assert_equal('', r, 'result for ' . v . ' is not "" but ' . r)
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154 endfor
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155 endfunc