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annotate src/testdir/test_vim9_class.vim @ 31505:dc282943639c v9.0.1085

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patch 9.0.1085: compiler warns for uninitialized variable Commit: https://github.com/vim/vim/commit/9b8a365d019bb948efba5b5276d52bdd99e15d05 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Dec 20 20:47:28 2022 +0000 patch 9.0.1085: compiler warns for uninitialized variable Problem: Compiler warns for uninitialized variable. Solution: Initialize the variable. Remove unused function. (John Marriott)
author Bram Moolenaar <Bram@vim.org>
date Tue, 20 Dec 2022 22:00:04 +0100
parents 560ba934725f
children cd5247f4da06
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
31396
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1 " Test Vim9 classes
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2
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3 source check.vim
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4 import './vim9.vim' as v9
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5
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6 def Test_class_basic()
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7 var lines =<< trim END
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8 class NotWorking
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9 endclass
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10 END
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11 v9.CheckScriptFailure(lines, 'E1316:')
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12
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13 lines =<< trim END
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14 vim9script
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15 class notWorking
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16 endclass
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17 END
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18 v9.CheckScriptFailure(lines, 'E1314:')
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19
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20 lines =<< trim END
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21 vim9script
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22 class Not@working
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23 endclass
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24 END
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25 v9.CheckScriptFailure(lines, 'E1315:')
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26
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27 lines =<< trim END
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28 vim9script
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29 abstract noclass Something
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30 endclass
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31 END
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32 v9.CheckScriptFailure(lines, 'E475:')
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33
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34 lines =<< trim END
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35 vim9script
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36 abstract classy Something
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37 endclass
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38 END
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39 v9.CheckScriptFailure(lines, 'E475:')
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40
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41 lines =<< trim END
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42 vim9script
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43 class Something
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44 endcl
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45 END
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46 v9.CheckScriptFailure(lines, 'E1065:')
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47
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48 lines =<< trim END
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49 vim9script
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50 class Something
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51 endclass school's out
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52 END
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53 v9.CheckScriptFailure(lines, 'E488:')
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54
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55 lines =<< trim END
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56 vim9script
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57 class Something
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58 endclass | echo 'done'
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59 END
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60 v9.CheckScriptFailure(lines, 'E488:')
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61
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62 lines =<< trim END
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63 vim9script
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64 class Something
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65 this
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66 endclass
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67 END
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68 v9.CheckScriptFailure(lines, 'E1317:')
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69
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70 lines =<< trim END
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71 vim9script
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72 class Something
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73 this.
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74 endclass
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75 END
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76 v9.CheckScriptFailure(lines, 'E1317:')
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77
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78 lines =<< trim END
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79 vim9script
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80 class Something
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81 this .count
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82 endclass
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83 END
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84 v9.CheckScriptFailure(lines, 'E1317:')
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85
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86 lines =<< trim END
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87 vim9script
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88 class Something
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89 this. count
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90 endclass
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91 END
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92 v9.CheckScriptFailure(lines, 'E1317:')
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93
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94 lines =<< trim END
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95 vim9script
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96 class Something
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97 this.count: number
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98 that.count
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99 endclass
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100 END
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101 v9.CheckScriptFailure(lines, 'E1318: Not a valid command in a class: that.count')
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102
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103 lines =<< trim END
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104 vim9script
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105 class Something
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106 this.count
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107 endclass
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108 END
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109 v9.CheckScriptFailure(lines, 'E1022:')
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110
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111 lines =<< trim END
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112 vim9script
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113 class Something
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114 this.count : number
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115 endclass
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116 END
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117 v9.CheckScriptFailure(lines, 'E1059:')
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118
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119 lines =<< trim END
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120 vim9script
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121 class Something
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122 this.count:number
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123 endclass
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124 END
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125 v9.CheckScriptFailure(lines, 'E1069:')
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126
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127 lines =<< trim END
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128 vim9script
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129
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130 class TextPosition
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131 this.lnum: number
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132 this.col: number
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133
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134 # make a nicely formatted string
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135 def ToString(): string
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136 return $'({this.lnum}, {this.col})'
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137 enddef
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138 endclass
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139
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140 # use the automatically generated new() method
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141 var pos = TextPosition.new(2, 12)
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142 assert_equal(2, pos.lnum)
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143 assert_equal(12, pos.col)
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144
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diff changeset
145 # call an object method
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146 assert_equal('(2, 12)', pos.ToString())
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147 END
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148 v9.CheckScriptSuccess(lines)
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149 enddef
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150
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151 def Test_class_member_initializer()
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152 var lines =<< trim END
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153 vim9script
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154
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155 class TextPosition
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156 this.lnum: number = 1
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157 this.col: number = 1
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158
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159 # constructor with only the line number
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160 def new(lnum: number)
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161 this.lnum = lnum
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162 enddef
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163 endclass
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164
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165 var pos = TextPosition.new(3)
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166 assert_equal(3, pos.lnum)
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167 assert_equal(1, pos.col)
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168
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169 var instr = execute('disassemble TextPosition.new')
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170 assert_match('new\_s*' ..
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171 '0 NEW TextPosition size \d\+\_s*' ..
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172 '\d PUSHNR 1\_s*' ..
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173 '\d STORE_THIS 0\_s*' ..
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174 '\d PUSHNR 1\_s*' ..
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175 '\d STORE_THIS 1\_s*' ..
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176 'this.lnum = lnum\_s*' ..
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177 '\d LOAD arg\[-1]\_s*' ..
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178 '\d PUSHNR 0\_s*' ..
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179 '\d LOAD $0\_s*' ..
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180 '\d\+ STOREINDEX object\_s*' ..
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181 '\d\+ RETURN object.*',
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182 instr)
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183 END
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184 v9.CheckScriptSuccess(lines)
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185 enddef
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186
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187 def Test_class_default_new()
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188 var lines =<< trim END
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189 vim9script
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190
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191 class TextPosition
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192 this.lnum: number = 1
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193 this.col: number = 1
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194 endclass
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195
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196 var pos = TextPosition.new()
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197 assert_equal(1, pos.lnum)
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198 assert_equal(1, pos.col)
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199
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200 pos = TextPosition.new(v:none, v:none)
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201 assert_equal(1, pos.lnum)
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202 assert_equal(1, pos.col)
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203
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204 pos = TextPosition.new(3, 22)
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205 assert_equal(3, pos.lnum)
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206 assert_equal(22, pos.col)
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207
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208 pos = TextPosition.new(v:none, 33)
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209 assert_equal(1, pos.lnum)
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210 assert_equal(33, pos.col)
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211 END
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212 v9.CheckScriptSuccess(lines)
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213
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214 lines =<< trim END
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215 vim9script
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216 class Person
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217 this.name: string
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218 this.age: number = 42
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219 this.education: string = "unknown"
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220
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221 def new(this.name, this.age = v:none, this.education = v:none)
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222 enddef
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223 endclass
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224
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225 var piet = Person.new("Piet")
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226 assert_equal("Piet", piet.name)
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227 assert_equal(42, piet.age)
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228 assert_equal("unknown", piet.education)
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229
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230 var chris = Person.new("Chris", 4, "none")
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231 assert_equal("Chris", chris.name)
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232 assert_equal(4, chris.age)
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233 assert_equal("none", chris.education)
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234 END
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235 v9.CheckScriptSuccess(lines)
31443
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236
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237 lines =<< trim END
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238 vim9script
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239 class Person
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240 this.name: string
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241 this.age: number = 42
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242 this.education: string = "unknown"
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243
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244 def new(this.name, this.age = v:none, this.education = v:none)
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245 enddef
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246 endclass
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247
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248 var missing = Person.new()
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249 END
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250 v9.CheckScriptFailure(lines, 'E119:')
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251 enddef
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252
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253 def Test_class_object_member_inits()
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254 var lines =<< trim END
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diff changeset
255 vim9script
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256 class TextPosition
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257 this.lnum: number
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258 this.col = 1
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diff changeset
259 this.addcol: number = 2
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260 endclass
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261
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diff changeset
262 var pos = TextPosition.new()
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diff changeset
263 assert_equal(0, pos.lnum)
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diff changeset
264 assert_equal(1, pos.col)
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diff changeset
265 assert_equal(2, pos.addcol)
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266 END
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267 v9.CheckScriptSuccess(lines)
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diff changeset
268
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diff changeset
269 lines =<< trim END
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diff changeset
270 vim9script
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271 class TextPosition
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272 this.lnum
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273 this.col = 1
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274 endclass
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275 END
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276 v9.CheckScriptFailure(lines, 'E1022:')
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277
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278 lines =<< trim END
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279 vim9script
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280 class TextPosition
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281 this.lnum = v:none
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282 this.col = 1
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283 endclass
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284 END
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285 v9.CheckScriptFailure(lines, 'E1330:')
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286 enddef
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287
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288 def Test_class_object_member_access()
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289 var lines =<< trim END
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290 vim9script
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291 class Triple
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292 this._one = 1
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293 this.two = 2
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294 public this.three = 3
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295
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296 def GetOne(): number
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297 return this._one
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298 enddef
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299 endclass
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300
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301 var trip = Triple.new()
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302 assert_equal(1, trip.GetOne())
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303 assert_equal(2, trip.two)
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304 assert_equal(3, trip.three)
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305 assert_fails('echo trip._one', 'E1333')
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306
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307 assert_fails('trip._one = 11', 'E1333')
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308 assert_fails('trip.two = 22', 'E1335')
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309 trip.three = 33
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310 assert_equal(33, trip.three)
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311
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312 assert_fails('trip.four = 4', 'E1334')
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313 END
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314 v9.CheckScriptSuccess(lines)
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315 enddef
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316
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317 def Test_class_member_access()
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318 var lines =<< trim END
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319 vim9script
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320 class TextPos
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321 this.lnum = 1
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322 this.col = 1
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323 static counter = 0
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324
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325 def AddToCounter(nr: number)
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326 counter += nr
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327 enddef
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328 endclass
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329
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330 assert_equal(0, TextPos.counter)
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331 TextPos.AddToCounter(3)
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332 assert_equal(3, TextPos.counter)
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333
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334 assert_fails('TextPos.counter += 5', 'E1335')
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335 END
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336 v9.CheckScriptSuccess(lines)
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337 enddef
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338
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339 def Test_class_object_to_string()
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340 var lines =<< trim END
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341 vim9script
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342 class TextPosition
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343 this.lnum = 1
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344 this.col = 22
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345 endclass
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346
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347 assert_equal("class TextPosition", string(TextPosition))
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348
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349 var pos = TextPosition.new()
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350 assert_equal("object of TextPosition {lnum: 1, col: 22}", string(pos))
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351 END
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352 v9.CheckScriptSuccess(lines)
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353 enddef
31396
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354
31443
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355
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356 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker