1 | ##
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2 | # Module ISO Test
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3 |
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4 | def labeled_module(name, &block)
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5 | Module.new do
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6 | singleton_class.class_eval do
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7 | define_method(:to_s) { name }
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8 | alias_method :inspect, :to_s
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9 | end
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10 | class_eval(&block) if block
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11 | end
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12 | end
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13 |
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14 | def labeled_class(name, supklass = Object, &block)
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15 | Class.new(supklass) do
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16 | singleton_class.class_eval do
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17 | define_method(:to_s) { name }
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18 | alias_method :inspect, :to_s
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19 | end
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20 | class_eval(&block) if block
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21 | end
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22 | end
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23 |
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24 | assert('Module', '15.2.2') do
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25 | assert_equal Class, Module.class
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26 | end
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27 |
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28 | # TODO not implemented ATM assert('Module.constants', '15.2.2.3.1') do
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29 |
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30 | # TODO not implemented ATM assert('Module.nesting', '15.2.2.3.2') do
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31 |
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32 | assert('Module#ancestors', '15.2.2.4.9') do
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33 | class Test4ModuleAncestors
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34 | end
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35 | sc = Test4ModuleAncestors.singleton_class
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36 | r = String.ancestors
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37 |
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38 | assert_equal Array, r.class
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39 | assert_true r.include?(String)
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40 | assert_true r.include?(Object)
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41 | end
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42 |
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43 | assert('Module#append_features', '15.2.2.4.10') do
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44 | module Test4AppendFeatures
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45 | def self.append_features(mod)
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46 | Test4AppendFeatures2.const_set(:Const4AppendFeatures2, mod)
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47 | end
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48 | end
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49 | module Test4AppendFeatures2
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50 | include Test4AppendFeatures
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51 | end
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52 |
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53 | assert_equal Test4AppendFeatures2, Test4AppendFeatures2.const_get(:Const4AppendFeatures2)
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54 | end
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55 |
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56 | assert('Module#attr NameError') do
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57 | %w[
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58 | foo?
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59 | @foo
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60 | @@foo
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61 | $foo
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62 | ].each do |name|
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63 | module NameTest; end
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64 |
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65 | assert_raise(NameError) do
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66 | NameTest.module_eval { attr_reader name.to_sym }
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67 | end
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68 |
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69 | assert_raise(NameError) do
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70 | NameTest.module_eval { attr_writer name.to_sym }
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71 | end
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72 |
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73 | assert_raise(NameError) do
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74 | NameTest.module_eval { attr name.to_sym }
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75 | end
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76 |
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77 | assert_raise(NameError) do
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78 | NameTest.module_eval { attr_accessor name.to_sym }
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79 | end
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80 | end
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81 |
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82 | end
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83 |
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84 | assert('Module#attr', '15.2.2.4.11') do
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85 | class AttrTest
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86 | class << self
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87 | attr :cattr
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88 | def cattr_val=(val)
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89 | @cattr = val
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90 | end
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91 | end
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92 | attr :iattr
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93 | def iattr_val=(val)
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94 | @iattr = val
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95 | end
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96 | end
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97 |
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98 | test = AttrTest.new
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99 | assert_true AttrTest.respond_to?(:cattr)
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100 | assert_true test.respond_to?(:iattr)
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101 |
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102 | assert_false AttrTest.respond_to?(:cattr=)
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103 | assert_false test.respond_to?(:iattr=)
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104 |
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105 | test.iattr_val = 'test'
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106 | assert_equal 'test', test.iattr
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107 |
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108 | AttrTest.cattr_val = 'test'
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109 | assert_equal 'test', AttrTest.cattr
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110 | end
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111 |
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112 | assert('Module#attr_accessor', '15.2.2.4.12') do
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113 | class AttrTestAccessor
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114 | class << self
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115 | attr_accessor :cattr
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116 | end
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117 | attr_accessor :iattr, 'iattr2'
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118 | end
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119 |
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120 | attr_instance = AttrTestAccessor.new
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121 | assert_true AttrTestAccessor.respond_to?(:cattr=)
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122 | assert_true attr_instance.respond_to?(:iattr=)
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123 | assert_true attr_instance.respond_to?(:iattr2=)
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124 | assert_true AttrTestAccessor.respond_to?(:cattr)
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125 | assert_true attr_instance.respond_to?(:iattr)
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126 | assert_true attr_instance.respond_to?(:iattr2)
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127 |
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128 | attr_instance.iattr = 'test'
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129 | assert_equal 'test', attr_instance.iattr
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130 |
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131 | AttrTestAccessor.cattr = 'test'
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132 | assert_equal 'test', AttrTestAccessor.cattr
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133 | end
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134 |
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135 | assert('Module#attr_reader', '15.2.2.4.13') do
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136 | class AttrTestReader
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137 | class << self
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138 | attr_reader :cattr
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139 | def cattr_val=(val)
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140 | @cattr = val
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141 | end
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142 | end
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143 | attr_reader :iattr, 'iattr2'
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144 | def iattr_val=(val)
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145 | @iattr = val
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146 | end
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147 | end
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148 |
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149 | attr_instance = AttrTestReader.new
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150 | assert_true AttrTestReader.respond_to?(:cattr)
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151 | assert_true attr_instance.respond_to?(:iattr)
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152 | assert_true attr_instance.respond_to?(:iattr2)
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153 |
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154 | assert_false AttrTestReader.respond_to?(:cattr=)
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155 | assert_false attr_instance.respond_to?(:iattr=)
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156 | assert_false attr_instance.respond_to?(:iattr2=)
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157 |
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158 | attr_instance.iattr_val = 'test'
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159 | assert_equal 'test', attr_instance.iattr
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160 |
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161 | AttrTestReader.cattr_val = 'test'
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162 | assert_equal 'test', AttrTestReader.cattr
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163 | end
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164 |
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165 | assert('Module#attr_writer', '15.2.2.4.14') do
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166 | class AttrTestWriter
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167 | class << self
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168 | attr_writer :cattr
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169 | def cattr_val
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170 | @cattr
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171 | end
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172 | end
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173 | attr_writer :iattr, 'iattr2'
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174 | def iattr_val
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175 | @iattr
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176 | end
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177 | end
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178 |
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179 | attr_instance = AttrTestWriter.new
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180 | assert_true AttrTestWriter.respond_to?(:cattr=)
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181 | assert_true attr_instance.respond_to?(:iattr=)
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182 | assert_true attr_instance.respond_to?(:iattr2=)
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183 |
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184 | assert_false AttrTestWriter.respond_to?(:cattr)
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185 | assert_false attr_instance.respond_to?(:iattr)
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186 | assert_false attr_instance.respond_to?(:iattr2)
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187 |
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188 | attr_instance.iattr = 'test'
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189 | assert_equal 'test', attr_instance.iattr_val
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190 |
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191 | AttrTestWriter.cattr = 'test'
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192 | assert_equal 'test', AttrTestWriter.cattr_val
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193 | end
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194 |
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195 | assert('Module#class_eval', '15.2.2.4.15') do
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196 | class Test4ClassEval
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197 | @a = 11
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198 | @b = 12
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199 | end
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200 | Test4ClassEval.class_eval do
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201 | def method1
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202 | end
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203 | end
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204 | r = Test4ClassEval.instance_methods
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205 |
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206 | assert_equal 11, Test4ClassEval.class_eval{ @a }
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207 | assert_equal 12, Test4ClassEval.class_eval{ @b }
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208 | assert_equal Array, r.class
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209 | assert_true r.include?(:method1)
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210 | end
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211 |
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212 | assert('Module#class_variable_defined?', '15.2.2.4.16') do
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213 | class Test4ClassVariableDefined
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214 | @@cv = 99
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215 | end
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216 |
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217 | assert_true Test4ClassVariableDefined.class_variable_defined?(:@@cv)
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218 | assert_false Test4ClassVariableDefined.class_variable_defined?(:@@noexisting)
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219 | end
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220 |
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221 | assert('Module#class_variable_get', '15.2.2.4.17') do
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222 | class Test4ClassVariableGet
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223 | @@cv = 99
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224 | end
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225 |
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226 | assert_equal 99, Test4ClassVariableGet.class_variable_get(:@@cv)
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227 | end
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228 |
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229 | assert('Module#class_variable_set', '15.2.2.4.18') do
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230 | class Test4ClassVariableSet
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231 | @@foo = 100
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232 | def foo
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233 | @@foo
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234 | end
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235 | end
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236 |
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237 | assert_true Test4ClassVariableSet.class_variable_set(:@@cv, 99)
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238 | assert_true Test4ClassVariableSet.class_variable_set(:@@foo, 101)
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239 | assert_true Test4ClassVariableSet.class_variables.include? :@@cv
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240 | assert_equal 99, Test4ClassVariableSet.class_variable_get(:@@cv)
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241 | assert_equal 101, Test4ClassVariableSet.new.foo
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242 | end
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243 |
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244 | assert('Module#class_variables', '15.2.2.4.19') do
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245 | class Test4ClassVariables1
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246 | @@var1 = 1
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247 | end
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248 | class Test4ClassVariables2 < Test4ClassVariables1
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249 | @@var2 = 2
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250 | end
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251 |
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252 | assert_equal [:@@var1], Test4ClassVariables1.class_variables
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253 | assert_equal [:@@var2, :@@var1], Test4ClassVariables2.class_variables
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254 | end
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255 |
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256 | assert('Module#const_defined?', '15.2.2.4.20') do
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257 | module Test4ConstDefined
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258 | Const4Test4ConstDefined = true
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259 | end
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260 |
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261 | assert_true Test4ConstDefined.const_defined?(:Const4Test4ConstDefined)
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262 | assert_false Test4ConstDefined.const_defined?(:NotExisting)
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263 | end
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264 |
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265 | assert('Module#const_get', '15.2.2.4.21') do
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266 | module Test4ConstGet
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267 | Const4Test4ConstGet = 42
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268 | end
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269 |
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270 | assert_equal 42, Test4ConstGet.const_get(:Const4Test4ConstGet)
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271 | end
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272 |
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273 | assert('Module#const_missing', '15.2.2.4.22') do
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274 | module Test4ConstMissing
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275 | def self.const_missing(sym)
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276 | 42 # the answer to everything
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277 | end
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278 | end
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279 |
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280 | assert_equal 42, Test4ConstMissing.const_get(:ConstDoesntExist)
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281 | end
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282 |
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283 | assert('Module#const_get', '15.2.2.4.23') do
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284 | module Test4ConstSet
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285 | Const4Test4ConstSet = 42
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286 | end
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287 |
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288 | assert_true Test4ConstSet.const_set(:Const4Test4ConstSet, 23)
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289 | assert_equal 23, Test4ConstSet.const_get(:Const4Test4ConstSet)
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290 | end
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291 |
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292 | assert('Module#constants', '15.2.2.4.24') do
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293 | $n = []
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294 | module TestA
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295 | C = 1
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296 | end
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297 | class TestB
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298 | include TestA
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299 | C2 = 1
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300 | $n = constants.sort
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301 | end
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302 |
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303 | assert_equal [ :C ], TestA.constants
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304 | assert_equal [ :C, :C2 ], $n
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305 | end
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306 |
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307 | assert('Module#include', '15.2.2.4.27') do
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308 | module Test4Include
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309 | Const4Include = 42
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310 | end
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311 | module Test4Include2
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312 | include Test4Include
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313 | end
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314 |
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315 | assert_equal 42, Test4Include2.const_get(:Const4Include)
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316 | end
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317 |
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318 | assert('Module#include?', '15.2.2.4.28') do
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319 | module Test4IncludeP
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320 | end
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321 | class Test4IncludeP2
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322 | include Test4IncludeP
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323 | end
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324 | class Test4IncludeP3 < Test4IncludeP2
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325 | end
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326 |
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327 | assert_true Test4IncludeP2.include?(Test4IncludeP)
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328 | assert_true Test4IncludeP3.include?(Test4IncludeP)
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329 | assert_false Test4IncludeP.include?(Test4IncludeP)
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330 | end
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331 |
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332 | assert('Module#included', '15.2.2.4.29') do
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333 | module Test4Included
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334 | Const4Included = 42
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335 | def self.included mod
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336 | Test4Included.const_set(:Const4Included2, mod)
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337 | end
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338 | end
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339 | module Test4Included2
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340 | include Test4Included
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341 | end
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342 |
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343 | assert_equal 42, Test4Included2.const_get(:Const4Included)
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344 | assert_equal Test4Included2, Test4Included2.const_get(:Const4Included2)
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345 | end
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346 |
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347 | assert('Module#included_modules', '15.2.2.4.30') do
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348 | module Test4includedModules
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349 | end
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350 | module Test4includedModules2
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351 | include Test4includedModules
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352 | end
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353 | r = Test4includedModules2.included_modules
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354 |
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355 | assert_equal Array, r.class
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356 | assert_true r.include?(Test4includedModules)
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357 | end
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358 |
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359 | assert('Module#initialize', '15.2.2.4.31') do
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360 | assert_kind_of Module, Module.new
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361 | mod = Module.new { def hello; "hello"; end }
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362 | assert_equal [:hello], mod.instance_methods
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363 | a = nil
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364 | mod = Module.new { |m| a = m }
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365 | assert_equal mod, a
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366 | end
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367 |
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368 | assert('Module#instance_methods', '15.2.2.4.33') do
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369 | module Test4InstanceMethodsA
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370 | def method1() end
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371 | end
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372 | class Test4InstanceMethodsB
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373 | def method2() end
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374 | end
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375 | class Test4InstanceMethodsC < Test4InstanceMethodsB
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376 | def method3() end
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377 | end
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378 |
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379 | r = Test4InstanceMethodsC.instance_methods(true)
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380 |
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381 | assert_equal [:method1], Test4InstanceMethodsA.instance_methods
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382 | assert_equal [:method2], Test4InstanceMethodsB.instance_methods(false)
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383 | assert_equal [:method3], Test4InstanceMethodsC.instance_methods(false)
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384 | assert_equal Array, r.class
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385 | assert_true r.include?(:method3)
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386 | assert_true r.include?(:method2)
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387 | end
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388 |
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389 | assert('Module#method_defined?', '15.2.2.4.34') do
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390 | module Test4MethodDefined
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391 | module A
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392 | def method1() end
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393 | end
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394 |
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395 | class B
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396 | def method2() end
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397 | end
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398 |
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399 | class C < B
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400 | include A
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401 | def method3() end
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402 | end
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403 | end
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404 |
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405 | assert_true Test4MethodDefined::A.method_defined? :method1
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406 | assert_true Test4MethodDefined::C.method_defined? :method1
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407 | assert_true Test4MethodDefined::C.method_defined? "method2"
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408 | assert_true Test4MethodDefined::C.method_defined? "method3"
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409 | assert_false Test4MethodDefined::C.method_defined? "method4"
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410 | end
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411 |
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412 |
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413 | assert('Module#module_eval', '15.2.2.4.35') do
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414 | module Test4ModuleEval
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415 | @a = 11
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416 | @b = 12
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417 | end
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418 |
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419 | assert_equal 11, Test4ModuleEval.module_eval{ @a }
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420 | assert_equal 12, Test4ModuleEval.module_eval{ @b }
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421 | end
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422 |
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423 | assert('Module#remove_class_variable', '15.2.2.4.39') do
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424 | class Test4RemoveClassVariable
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425 | @@cv = 99
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426 | end
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427 |
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428 | assert_equal 99, Test4RemoveClassVariable.remove_class_variable(:@@cv)
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429 | assert_false Test4RemoveClassVariable.class_variables.include? :@@cv
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430 | end
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431 |
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432 | assert('Module#remove_const', '15.2.2.4.40') do
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433 | module Test4RemoveConst
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434 | ExistingConst = 23
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435 | end
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436 |
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437 | result = Test4RemoveConst.module_eval { remove_const :ExistingConst }
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438 |
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439 | name_error = false
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440 | begin
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441 | Test4RemoveConst.module_eval { remove_const :NonExistingConst }
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442 | rescue NameError
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443 | name_error = true
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444 | end
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445 |
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446 | # Constant removed from Module
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447 | assert_false Test4RemoveConst.const_defined? :ExistingConst
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448 | # Return value of binding
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449 | assert_equal 23, result
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450 | # Name Error raised when Constant doesn't exist
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451 | assert_true name_error
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452 | end
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453 |
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454 | assert('Module#remove_method', '15.2.2.4.41') do
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455 | module Test4RemoveMethod
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456 | class Parent
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457 | def hello
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458 | end
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459 | end
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460 |
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461 | class Child < Parent
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462 | def hello
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463 | end
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464 | end
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465 | end
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466 |
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467 | assert_true Test4RemoveMethod::Child.class_eval{ remove_method :hello }
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468 | assert_true Test4RemoveMethod::Child.instance_methods.include? :hello
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469 | assert_false Test4RemoveMethod::Child.instance_methods(false).include? :hello
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470 | end
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471 |
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472 | assert('Module#undef_method', '15.2.2.4.42') do
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473 | module Test4UndefMethod
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474 | class Parent
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475 | def hello
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476 | end
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477 | end
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478 |
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479 | class Child < Parent
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480 | def hello
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481 | end
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482 | end
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483 |
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484 | class GrandChild < Child
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485 | end
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486 | end
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487 | Test4UndefMethod::Child.class_eval{ undef_method :hello }
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488 |
|
---|
489 | assert_true Test4UndefMethod::Parent.new.respond_to?(:hello)
|
---|
490 | assert_false Test4UndefMethod::Child.new.respond_to?(:hello)
|
---|
491 | assert_false Test4UndefMethod::GrandChild.new.respond_to?(:hello)
|
---|
492 | assert_false Test4UndefMethod::Child.instance_methods(false).include? :hello
|
---|
493 | end
|
---|
494 |
|
---|
495 | # Not ISO specified
|
---|
496 |
|
---|
497 | # @!group prepend
|
---|
498 | assert('Module#prepend') do
|
---|
499 | module M0
|
---|
500 | def m1; [:M0] end
|
---|
501 | end
|
---|
502 | module M1
|
---|
503 | def m1; [:M1, super, :M1] end
|
---|
504 | end
|
---|
505 | module M2
|
---|
506 | def m1; [:M2, super, :M2] end
|
---|
507 | end
|
---|
508 | M3 = Module.new do
|
---|
509 | def m1; [:M3, super, :M3] end
|
---|
510 | end
|
---|
511 | module M4
|
---|
512 | def m1; [:M4, super, :M4] end
|
---|
513 | end
|
---|
514 |
|
---|
515 | class P0
|
---|
516 | include M0
|
---|
517 | prepend M1
|
---|
518 | def m1; [:C0, super, :C0] end
|
---|
519 | end
|
---|
520 | class P1 < P0
|
---|
521 | prepend M2, M3
|
---|
522 | include M4
|
---|
523 | def m1; [:C1, super, :C1] end
|
---|
524 | end
|
---|
525 |
|
---|
526 | obj = P1.new
|
---|
527 | expected = [:M2,[:M3,[:C1,[:M4,[:M1,[:C0,[:M0],:C0],:M1],:M4],:C1],:M3],:M2]
|
---|
528 | assert_equal(expected, obj.m1)
|
---|
529 | end
|
---|
530 |
|
---|
531 | # mruby shouldn't be affected by this since there is
|
---|
532 | # no visibility control (yet)
|
---|
533 | assert('Module#prepend public') do
|
---|
534 | assert_nothing_raised('ruby/ruby #8846') do
|
---|
535 | Class.new.prepend(Module.new)
|
---|
536 | end
|
---|
537 | end
|
---|
538 |
|
---|
539 | assert('Module#prepend inheritance') do
|
---|
540 | bug6654 = '[ruby-core:45914]'
|
---|
541 | a = labeled_module('a')
|
---|
542 | b = labeled_module('b') { include a }
|
---|
543 | c = labeled_module('c') { prepend b }
|
---|
544 |
|
---|
545 | #assert bug6654 do
|
---|
546 | # the Module#< operator should be used here instead, but we don't have it
|
---|
547 | assert_include(c.ancestors, a)
|
---|
548 | assert_include(c.ancestors, b)
|
---|
549 | #end
|
---|
550 |
|
---|
551 | bug8357 = '[ruby-core:54736] [Bug #8357]'
|
---|
552 | b = labeled_module('b') { prepend a }
|
---|
553 | c = labeled_class('c') { include b }
|
---|
554 |
|
---|
555 | #assert bug8357 do
|
---|
556 | # the Module#< operator should be used here instead, but we don't have it
|
---|
557 | assert_include(c.ancestors, a)
|
---|
558 | assert_include(c.ancestors, b)
|
---|
559 | #end
|
---|
560 |
|
---|
561 | bug8357 = '[ruby-core:54742] [Bug #8357]'
|
---|
562 | assert_kind_of(b, c.new, bug8357)
|
---|
563 | end
|
---|
564 |
|
---|
565 | assert('Moduler#prepend + #instance_methods') do
|
---|
566 | bug6655 = '[ruby-core:45915]'
|
---|
567 | assert_equal(Object.instance_methods, Class.new {prepend Module.new}.instance_methods, bug6655)
|
---|
568 | end
|
---|
569 |
|
---|
570 | assert 'Module#prepend + #singleton_methods' do
|
---|
571 | o = Object.new
|
---|
572 | o.singleton_class.class_eval {prepend Module.new}
|
---|
573 | assert_equal([], o.singleton_methods)
|
---|
574 | end
|
---|
575 |
|
---|
576 | assert 'Module#prepend + #remove_method' do
|
---|
577 | c = Class.new do
|
---|
578 | prepend Module.new { def foo; end }
|
---|
579 | end
|
---|
580 | assert_raise(NameError) do
|
---|
581 | c.class_eval do
|
---|
582 | remove_method(:foo)
|
---|
583 | end
|
---|
584 | end
|
---|
585 | c.class_eval do
|
---|
586 | def foo; end
|
---|
587 | end
|
---|
588 | removed = nil
|
---|
589 | c.singleton_class.class_eval do
|
---|
590 | define_method(:method_removed) {|id| removed = id}
|
---|
591 | end
|
---|
592 | assert_nothing_raised(NoMethodError, NameError, '[Bug #7843]') do
|
---|
593 | c.class_eval do
|
---|
594 | remove_method(:foo)
|
---|
595 | end
|
---|
596 | end
|
---|
597 | assert_equal(:foo, removed)
|
---|
598 | end
|
---|
599 |
|
---|
600 | assert 'Module#prepend + Class#ancestors' do
|
---|
601 | bug6658 = '[ruby-core:45919]'
|
---|
602 | m = labeled_module("m")
|
---|
603 | c = labeled_class("c") {prepend m}
|
---|
604 | assert_equal([m, c], c.ancestors[0, 2], bug6658)
|
---|
605 |
|
---|
606 | bug6662 = '[ruby-dev:45868]'
|
---|
607 | c2 = labeled_class("c2", c)
|
---|
608 | anc = c2.ancestors
|
---|
609 | assert_equal([c2, m, c, Object], anc[0..anc.index(Object)], bug6662)
|
---|
610 | end
|
---|
611 |
|
---|
612 | assert 'Module#prepend + Module#ancestors' do
|
---|
613 | bug6659 = '[ruby-dev:45861]'
|
---|
614 | m0 = labeled_module("m0") { def x; [:m0, *super] end }
|
---|
615 | m1 = labeled_module("m1") { def x; [:m1, *super] end; prepend m0 }
|
---|
616 | m2 = labeled_module("m2") { def x; [:m2, *super] end; prepend m1 }
|
---|
617 | c0 = labeled_class("c0") { def x; [:c0] end }
|
---|
618 | c1 = labeled_class("c1") { def x; [:c1] end; prepend m2 }
|
---|
619 | c2 = labeled_class("c2", c0) { def x; [:c2, *super] end; include m2 }
|
---|
620 | #
|
---|
621 | assert_equal([m0, m1], m1.ancestors, bug6659)
|
---|
622 | #
|
---|
623 | bug6662 = '[ruby-dev:45868]'
|
---|
624 | assert_equal([m0, m1, m2], m2.ancestors, bug6662)
|
---|
625 | assert_equal([m0, m1, m2, c1], c1.ancestors[0, 4], bug6662)
|
---|
626 | assert_equal([:m0, :m1, :m2, :c1], c1.new.x)
|
---|
627 | assert_equal([c2, m0, m1, m2, c0], c2.ancestors[0, 5], bug6662)
|
---|
628 | assert_equal([:c2, :m0, :m1, :m2, :c0], c2.new.x)
|
---|
629 | #
|
---|
630 | m3 = labeled_module("m3") { include m1; prepend m1 }
|
---|
631 | assert_equal([m3, m0, m1], m3.ancestors)
|
---|
632 | m3 = labeled_module("m3") { prepend m1; include m1 }
|
---|
633 | assert_equal([m0, m1, m3], m3.ancestors)
|
---|
634 | m3 = labeled_module("m3") { prepend m1; prepend m1 }
|
---|
635 | assert_equal([m0, m1, m3], m3.ancestors)
|
---|
636 | m3 = labeled_module("m3") { include m1; include m1 }
|
---|
637 | assert_equal([m3, m0, m1], m3.ancestors)
|
---|
638 | end
|
---|
639 |
|
---|
640 | assert 'Module#prepend #instance_methods(false)' do
|
---|
641 | bug6660 = '[ruby-dev:45863]'
|
---|
642 | assert_equal([:m1], Class.new{ prepend Module.new; def m1; end }.instance_methods(false), bug6660)
|
---|
643 | assert_equal([:m1], Class.new(Class.new{def m2;end}){ prepend Module.new; def m1; end }.instance_methods(false), bug6660)
|
---|
644 | end
|
---|
645 |
|
---|
646 | assert 'cyclic Module#prepend' do
|
---|
647 | bug7841 = '[ruby-core:52205] [Bug #7841]'
|
---|
648 | m1 = Module.new
|
---|
649 | m2 = Module.new
|
---|
650 | m1.instance_eval { prepend(m2) }
|
---|
651 | assert_raise(ArgumentError, bug7841) do
|
---|
652 | m2.instance_eval { prepend(m1) }
|
---|
653 | end
|
---|
654 | end
|
---|
655 |
|
---|
656 | # these assertions will not run without a #assert_seperately method
|
---|
657 | #assert 'test_prepend_optmethod' do
|
---|
658 | # bug7983 = '[ruby-dev:47124] [Bug #7983]'
|
---|
659 | # assert_separately [], %{
|
---|
660 | # module M
|
---|
661 | # def /(other)
|
---|
662 | # to_f / other
|
---|
663 | # end
|
---|
664 | # end
|
---|
665 | # Fixnum.send(:prepend, M)
|
---|
666 | # assert_equal(0.5, 1 / 2, "#{bug7983}")
|
---|
667 | # }
|
---|
668 | # assert_equal(0, 1 / 2)
|
---|
669 | #end
|
---|
670 |
|
---|
671 | # mruby has no visibility control
|
---|
672 | assert 'Module#prepend visibility' do
|
---|
673 | bug8005 = '[ruby-core:53106] [Bug #8005]'
|
---|
674 | c = Class.new do
|
---|
675 | prepend Module.new {}
|
---|
676 | def foo() end
|
---|
677 | protected :foo
|
---|
678 | end
|
---|
679 | a = c.new
|
---|
680 | assert_true a.respond_to?(:foo), bug8005
|
---|
681 | assert_nothing_raised(NoMethodError, bug8005) {a.send :foo}
|
---|
682 | end
|
---|
683 |
|
---|
684 | # mruby has no visibility control
|
---|
685 | assert 'Module#prepend inherited visibility' do
|
---|
686 | bug8238 = '[ruby-core:54105] [Bug #8238]'
|
---|
687 | module Test4PrependVisibilityInherited
|
---|
688 | class A
|
---|
689 | def foo() A; end
|
---|
690 | private :foo
|
---|
691 | end
|
---|
692 | class B < A
|
---|
693 | public :foo
|
---|
694 | prepend Module.new
|
---|
695 | end
|
---|
696 | end
|
---|
697 | assert_equal(Test4PrependVisibilityInherited::A, Test4PrependVisibilityInherited::B.new.foo, "#{bug8238}")
|
---|
698 | end
|
---|
699 |
|
---|
700 | assert 'Module#prepend + #included_modules' do
|
---|
701 | bug8025 = '[ruby-core:53158] [Bug #8025]'
|
---|
702 | mixin = labeled_module("mixin")
|
---|
703 | c = labeled_module("c") {prepend mixin}
|
---|
704 | im = c.included_modules
|
---|
705 | assert_not_include(im, c, bug8025)
|
---|
706 | assert_include(im, mixin, bug8025)
|
---|
707 | c1 = labeled_class("c1") {prepend mixin}
|
---|
708 | c2 = labeled_class("c2", c1)
|
---|
709 | im = c2.included_modules
|
---|
710 | assert_not_include(im, c1, bug8025)
|
---|
711 | assert_not_include(im, c2, bug8025)
|
---|
712 | assert_include(im, mixin, bug8025)
|
---|
713 | end
|
---|
714 |
|
---|
715 | assert 'Module#prepend super in alias' do
|
---|
716 | skip "super does not currently work in aliased methods"
|
---|
717 | bug7842 = '[Bug #7842]'
|
---|
718 |
|
---|
719 | p = labeled_module("P") do
|
---|
720 | def m; "P"+super; end
|
---|
721 | end
|
---|
722 |
|
---|
723 | a = labeled_class("A") do
|
---|
724 | def m; "A"; end
|
---|
725 | end
|
---|
726 |
|
---|
727 | b = labeled_class("B", a) do
|
---|
728 | def m; "B"+super; end
|
---|
729 | alias m2 m
|
---|
730 | prepend p
|
---|
731 | alias m3 m
|
---|
732 | end
|
---|
733 |
|
---|
734 | assert_nothing_raised do
|
---|
735 | assert_equal("BA", b.new.m2, bug7842)
|
---|
736 | end
|
---|
737 |
|
---|
738 | assert_nothing_raised do
|
---|
739 | assert_equal("PBA", b.new.m3, bug7842)
|
---|
740 | end
|
---|
741 | end
|
---|
742 |
|
---|
743 | assert 'Module#prepend each class' do
|
---|
744 | m = labeled_module("M")
|
---|
745 | c1 = labeled_class("C1") {prepend m}
|
---|
746 | c2 = labeled_class("C2", c1) {prepend m}
|
---|
747 | assert_equal([m, c2, m, c1], c2.ancestors[0, 4], "should be able to prepend each class")
|
---|
748 | end
|
---|
749 |
|
---|
750 | assert 'Module#prepend no duplication' do
|
---|
751 | m = labeled_module("M")
|
---|
752 | c = labeled_class("C") {prepend m; prepend m}
|
---|
753 | assert_equal([m, c], c.ancestors[0, 2], "should never duplicate")
|
---|
754 | end
|
---|
755 |
|
---|
756 | assert 'Module#prepend in superclass' do
|
---|
757 | m = labeled_module("M")
|
---|
758 | c1 = labeled_class("C1")
|
---|
759 | c2 = labeled_class("C2", c1) {prepend m}
|
---|
760 | c1.class_eval {prepend m}
|
---|
761 | assert_equal([m, c2, m, c1], c2.ancestors[0, 4], "should accesisble prepended module in superclass")
|
---|
762 | end
|
---|
763 |
|
---|
764 | # requires #assert_seperately
|
---|
765 | #assert 'Module#prepend call super' do
|
---|
766 | # assert_separately([], <<-'end;') #do
|
---|
767 | # bug10847 = '[ruby-core:68093] [Bug #10847]'
|
---|
768 | # module M; end
|
---|
769 | # Float.prepend M
|
---|
770 | # assert_nothing_raised(SystemStackError, bug10847) do
|
---|
771 | # 0.3.numerator
|
---|
772 | # end
|
---|
773 | # end;
|
---|
774 | #end
|
---|
775 | # @!endgroup prepend
|
---|
776 |
|
---|
777 | assert('Module#to_s') do
|
---|
778 | module Test4to_sModules
|
---|
779 | end
|
---|
780 |
|
---|
781 | assert_equal 'Test4to_sModules', Test4to_sModules.to_s
|
---|
782 | end
|
---|
783 |
|
---|
784 | assert('Module#inspect') do
|
---|
785 | module Test4to_sModules
|
---|
786 | end
|
---|
787 |
|
---|
788 | assert_equal 'Test4to_sModules', Test4to_sModules.inspect
|
---|
789 | end
|
---|
790 |
|
---|
791 | assert('Issue 1467') do
|
---|
792 | module M1
|
---|
793 | def initialize()
|
---|
794 | super()
|
---|
795 | end
|
---|
796 | end
|
---|
797 |
|
---|
798 | class C1
|
---|
799 | include M1
|
---|
800 | def initialize()
|
---|
801 | super()
|
---|
802 | end
|
---|
803 | end
|
---|
804 |
|
---|
805 | class C2
|
---|
806 | include M1
|
---|
807 | end
|
---|
808 |
|
---|
809 | C1.new
|
---|
810 | C2.new
|
---|
811 | end
|
---|
812 |
|
---|
813 | assert('clone Module') do
|
---|
814 | module M1
|
---|
815 | def foo
|
---|
816 | true
|
---|
817 | end
|
---|
818 | end
|
---|
819 |
|
---|
820 | class B
|
---|
821 | include M1.clone
|
---|
822 | end
|
---|
823 |
|
---|
824 | B.new.foo
|
---|
825 | end
|
---|
826 |
|
---|
827 | assert('Module#module_function') do
|
---|
828 | module M
|
---|
829 | def modfunc; end
|
---|
830 | module_function :modfunc
|
---|
831 | end
|
---|
832 |
|
---|
833 | assert_true M.respond_to?(:modfunc)
|
---|
834 | end
|
---|
835 |
|
---|
836 | assert('module with non-class/module outer raises TypeError') do
|
---|
837 | assert_raise(TypeError) { module 0::M1 end }
|
---|
838 | assert_raise(TypeError) { module []::M2 end }
|
---|
839 | end
|
---|