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 | (class <<self; self end).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 | (class <<self; self end).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 | def assert_uninitialized_const(&block)
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25 | assert_raise_with_message_pattern(NameError, "uninitialized constant *", &block)
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26 | end
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27 |
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28 | def assert_wrong_const_name(&block)
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29 | assert_raise_with_message_pattern(NameError, "wrong constant name *", &block)
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30 | end
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31 |
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32 | assert('Module', '15.2.2') do
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33 | assert_equal Class, Module.class
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34 | end
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35 |
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36 | assert('Module#alias_method', '15.2.2.4.8') do
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37 | cls = Class.new do
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38 | def foo
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39 | "FOO"
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40 | end
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41 | end
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42 |
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43 | assert_same(cls, cls.alias_method(:bar, :foo))
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44 | assert_equal("FOO", cls.new.bar)
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45 | end
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46 |
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47 | # TODO not implemented ATM assert('Module.constants', '15.2.2.3.1') do
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48 |
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49 | assert('Module#ancestors', '15.2.2.4.9') do
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50 | class Test4ModuleAncestors
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51 | end
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52 | r = String.ancestors
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53 |
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54 | assert_equal Array, r.class
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55 | assert_true r.include?(String)
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56 | assert_true r.include?(Object)
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57 | end
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58 |
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59 | assert('Module#append_features', '15.2.2.4.10') do
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60 | module Test4AppendFeatures
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61 | def self.append_features(mod)
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62 | Test4AppendFeatures2.const_set(:Const4AppendFeatures2, mod)
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63 | end
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64 | end
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65 | module Test4AppendFeatures2
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66 | include Test4AppendFeatures
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67 | end
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68 |
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69 | assert_equal Test4AppendFeatures2, Test4AppendFeatures2.const_get(:Const4AppendFeatures2)
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70 | assert_raise(FrozenError) { Module.new.append_features Class.new.freeze }
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71 | end
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72 |
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73 | assert('Module#attr NameError') do
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74 | %w[
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75 | foo?
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76 | @foo
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77 | @@foo
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78 | $foo
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79 | ].each do |name|
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80 | module NameTest; end
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81 |
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82 | assert_raise(NameError) do
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83 | NameTest.module_eval { attr_reader name.to_sym }
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84 | end
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85 |
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86 | assert_raise(NameError) do
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87 | NameTest.module_eval { attr_writer name.to_sym }
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88 | end
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89 |
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90 | assert_raise(NameError) do
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91 | NameTest.module_eval { attr name.to_sym }
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92 | end
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93 |
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94 | assert_raise(NameError) do
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95 | NameTest.module_eval { attr_accessor name.to_sym }
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96 | end
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97 | end
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98 |
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99 | end
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100 |
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101 | assert('Module#attr', '15.2.2.4.11') do
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102 | class AttrTest
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103 | class << self
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104 | attr :cattr
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105 | def cattr_val=(val)
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106 | @cattr = val
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107 | end
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108 | end
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109 | attr :iattr
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110 | def iattr_val=(val)
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111 | @iattr = val
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112 | end
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113 | end
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114 |
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115 | test = AttrTest.new
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116 | assert_true AttrTest.respond_to?(:cattr)
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117 | assert_true test.respond_to?(:iattr)
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118 |
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119 | assert_false AttrTest.respond_to?(:cattr=)
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120 | assert_false test.respond_to?(:iattr=)
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121 |
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122 | test.iattr_val = 'test'
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123 | assert_equal 'test', test.iattr
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124 |
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125 | AttrTest.cattr_val = 'test'
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126 | assert_equal 'test', AttrTest.cattr
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127 | end
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128 |
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129 | assert('Module#attr_accessor', '15.2.2.4.12') do
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130 | class AttrTestAccessor
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131 | class << self
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132 | attr_accessor :cattr
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133 | end
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134 | attr_accessor :iattr, 'iattr2'
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135 | end
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136 |
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137 | attr_instance = AttrTestAccessor.new
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138 | assert_true AttrTestAccessor.respond_to?(:cattr=)
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139 | assert_true attr_instance.respond_to?(:iattr=)
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140 | assert_true attr_instance.respond_to?(:iattr2=)
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141 | assert_true AttrTestAccessor.respond_to?(:cattr)
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142 | assert_true attr_instance.respond_to?(:iattr)
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143 | assert_true attr_instance.respond_to?(:iattr2)
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144 |
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145 | attr_instance.iattr = 'test'
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146 | assert_equal 'test', attr_instance.iattr
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147 |
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148 | AttrTestAccessor.cattr = 'test'
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149 | assert_equal 'test', AttrTestAccessor.cattr
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150 | end
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151 |
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152 | assert('Module#attr_reader', '15.2.2.4.13') do
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153 | class AttrTestReader
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154 | class << self
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155 | attr_reader :cattr
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156 | def cattr_val=(val)
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157 | @cattr = val
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158 | end
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159 | end
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160 | attr_reader :iattr, 'iattr2'
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161 | def iattr_val=(val)
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162 | @iattr = val
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163 | end
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164 | end
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165 |
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166 | attr_instance = AttrTestReader.new
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167 | assert_true AttrTestReader.respond_to?(:cattr)
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168 | assert_true attr_instance.respond_to?(:iattr)
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169 | assert_true attr_instance.respond_to?(:iattr2)
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170 |
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171 | assert_false AttrTestReader.respond_to?(:cattr=)
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172 | assert_false attr_instance.respond_to?(:iattr=)
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173 | assert_false attr_instance.respond_to?(:iattr2=)
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174 |
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175 | attr_instance.iattr_val = 'test'
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176 | assert_equal 'test', attr_instance.iattr
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177 |
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178 | AttrTestReader.cattr_val = 'test'
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179 | assert_equal 'test', AttrTestReader.cattr
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180 | end
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181 |
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182 | assert('Module#attr_writer', '15.2.2.4.14') do
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183 | class AttrTestWriter
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184 | class << self
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185 | attr_writer :cattr
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186 | def cattr_val
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187 | @cattr
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188 | end
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189 | end
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190 | attr_writer :iattr, 'iattr2'
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191 | def iattr_val
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192 | @iattr
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193 | end
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194 | end
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195 |
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196 | attr_instance = AttrTestWriter.new
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197 | assert_true AttrTestWriter.respond_to?(:cattr=)
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198 | assert_true attr_instance.respond_to?(:iattr=)
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199 | assert_true attr_instance.respond_to?(:iattr2=)
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200 |
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201 | assert_false AttrTestWriter.respond_to?(:cattr)
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202 | assert_false attr_instance.respond_to?(:iattr)
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203 | assert_false attr_instance.respond_to?(:iattr2)
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204 |
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205 | attr_instance.iattr = 'test'
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206 | assert_equal 'test', attr_instance.iattr_val
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207 |
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208 | AttrTestWriter.cattr = 'test'
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209 | assert_equal 'test', AttrTestWriter.cattr_val
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210 | end
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211 |
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212 | assert('Module#class_eval', '15.2.2.4.15') do
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213 | class Test4ClassEval
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214 | @a = 11
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215 | @b = 12
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216 | end
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217 | Test4ClassEval.class_eval do
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218 | def method1
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219 | end
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220 | end
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221 | assert_equal 11, Test4ClassEval.class_eval{ @a }
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222 | assert_equal 12, Test4ClassEval.class_eval{ @b }
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223 | assert_equal true, Test4ClassEval.new.respond_to?(:method1)
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224 | end
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225 |
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226 | assert('Module#const_defined?', '15.2.2.4.20') do
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227 | module Test4ConstDefined
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228 | Const4Test4ConstDefined = true
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229 | end
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230 |
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231 | assert_true Test4ConstDefined.const_defined?(:Const4Test4ConstDefined)
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232 | assert_false Test4ConstDefined.const_defined?(:NotExisting)
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233 | assert_wrong_const_name{ Test4ConstDefined.const_defined?(:wrong_name) }
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234 | end
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235 |
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236 | assert('Module#const_get', '15.2.2.4.21') do
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237 | module Test4ConstGet
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238 | Const4Test4ConstGet = 42
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239 | end
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240 |
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241 | assert_equal 42, Test4ConstGet.const_get(:Const4Test4ConstGet)
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242 | assert_equal 42, Test4ConstGet.const_get("Const4Test4ConstGet")
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243 | assert_equal 42, Object.const_get("Test4ConstGet::Const4Test4ConstGet")
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244 |
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245 | assert_raise(TypeError){ Test4ConstGet.const_get(123) }
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246 | assert_uninitialized_const{ Test4ConstGet.const_get(:I_DO_NOT_EXIST) }
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247 | assert_uninitialized_const{ Test4ConstGet.const_get("I_DO_NOT_EXIST::ME_NEITHER") }
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248 | assert_wrong_const_name{ Test4ConstGet.const_get(:wrong_name) }
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249 | end
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250 |
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251 | assert('Module#const_set', '15.2.2.4.23') do
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252 | module Test4ConstSet
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253 | Const4Test4ConstSet = 42
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254 | end
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255 |
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256 | assert_equal 23, Test4ConstSet.const_set(:Const4Test4ConstSet, 23)
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257 | assert_equal 23, Test4ConstSet.const_get(:Const4Test4ConstSet)
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258 | ["", "wrongNAME", "Wrong-Name"].each do |n|
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259 | assert_wrong_const_name { Test4ConstSet.const_set(n, 1) }
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260 | end
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261 | end
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262 |
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263 | assert('Module#remove_const', '15.2.2.4.40') do
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264 | module Test4RemoveConst
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265 | ExistingConst = 23
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266 | end
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267 |
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268 | assert_equal 23, Test4RemoveConst.remove_const(:ExistingConst)
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269 | assert_false Test4RemoveConst.const_defined?(:ExistingConst)
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270 | assert_raise_with_message_pattern(NameError, "constant * not defined") do
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271 | Test4RemoveConst.remove_const(:NonExistingConst)
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272 | end
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273 | %i[x X!].each do |n|
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274 | assert_wrong_const_name { Test4RemoveConst.remove_const(n) }
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275 | end
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276 | assert_raise(FrozenError) { Test4RemoveConst.freeze.remove_const(:A) }
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277 | end
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278 |
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279 | assert('Module#const_missing', '15.2.2.4.22') do
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280 | module Test4ConstMissing
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281 | def self.const_missing(sym)
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282 | 42 # the answer to everything
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283 | end
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284 | end
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285 |
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286 | assert_equal 42, Test4ConstMissing.const_get(:ConstDoesntExist)
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287 | end
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288 |
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289 | assert('Module#extend_object', '15.2.2.4.25') do
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290 | cls = Class.new
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291 | mod = Module.new { def foo; end }
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292 | a = cls.new
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293 | b = cls.new
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294 | mod.extend_object(b)
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295 | assert_false a.respond_to?(:foo)
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296 | assert_true b.respond_to?(:foo)
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297 | assert_raise(FrozenError) { mod.extend_object(cls.new.freeze) }
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298 | assert_raise(FrozenError, TypeError) { mod.extend_object(1) }
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299 | end
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300 |
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301 | assert('Module#include', '15.2.2.4.27') do
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302 | module Test4Include
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303 | Const4Include = 42
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304 | end
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305 | module Test4Include2
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306 | @include_result = include Test4Include
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307 | class << self
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308 | attr_reader :include_result
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309 | end
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310 | end
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311 |
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312 | assert_equal 42, Test4Include2.const_get(:Const4Include)
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313 | assert_equal Test4Include2, Test4Include2.include_result
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314 | assert_raise(FrozenError) { Module.new.freeze.include Test4Include }
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315 | end
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316 |
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317 | assert('Module#include?', '15.2.2.4.28') do
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318 | module Test4IncludeP
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319 | end
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320 | class Test4IncludeP2
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321 | include Test4IncludeP
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322 | end
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323 | class Test4IncludeP3 < Test4IncludeP2
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324 | end
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325 |
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326 | assert_true Test4IncludeP2.include?(Test4IncludeP)
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327 | assert_true Test4IncludeP3.include?(Test4IncludeP)
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328 | assert_false Test4IncludeP.include?(Test4IncludeP)
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329 | end
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330 |
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331 | assert('Module#included', '15.2.2.4.29') do
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332 | module Test4Included
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333 | Const4Included = 42
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334 | def self.included mod
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335 | Test4Included.const_set(:Const4Included2, mod)
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336 | end
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337 | end
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338 | module Test4Included2
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339 | include Test4Included
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340 | end
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341 |
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342 | assert_equal 42, Test4Included2.const_get(:Const4Included)
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343 | assert_equal Test4Included2, Test4Included2.const_get(:Const4Included2)
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344 | end
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345 |
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346 | assert('Module#initialize', '15.2.2.4.31') do
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347 | assert_kind_of Module, Module.new
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348 | mod = Module.new { def hello; "hello"; end }
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349 | cls = Class.new{include mod}
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350 | assert_true cls.new.respond_to?(:hello)
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351 | a = nil
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352 | mod = Module.new { |m| a = m }
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353 | assert_equal mod, a
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354 | end
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355 |
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356 | assert('Module#method_defined?', '15.2.2.4.34') do
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357 | module Test4MethodDefined
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358 | module A
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359 | def method1() end
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360 | end
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361 |
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362 | class B
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363 | def method2() end
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364 | end
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365 |
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366 | class C < B
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367 | include A
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368 | def method3() end
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369 | end
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370 | end
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371 |
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372 | assert_true Test4MethodDefined::A.method_defined? :method1
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373 | assert_true Test4MethodDefined::C.method_defined? :method1
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374 | assert_true Test4MethodDefined::C.method_defined? "method2"
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375 | assert_true Test4MethodDefined::C.method_defined? "method3"
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376 | assert_false Test4MethodDefined::C.method_defined? "method4"
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377 | end
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378 |
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379 | assert('Module#module_eval', '15.2.2.4.35') do
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380 | module Test4ModuleEval
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381 | @a = 11
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382 | @b = 12
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383 | end
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384 |
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385 | assert_equal 11, Test4ModuleEval.module_eval{ @a }
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386 | assert_equal 12, Test4ModuleEval.module_eval{ @b }
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387 | end
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388 |
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389 | assert('Module#undef_method', '15.2.2.4.42') do
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390 | module Test4UndefMethod
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391 | class Parent
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392 | def hello
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393 | end
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394 | end
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395 |
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396 | class Child < Parent
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397 | def hello
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398 | end
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399 | end
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400 |
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401 | class GrandChild < Child
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402 | end
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403 | end
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404 | Test4UndefMethod::Child.class_eval{ undef_method :hello }
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405 |
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406 | assert_true Test4UndefMethod::Parent.new.respond_to?(:hello)
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407 | assert_false Test4UndefMethod::Child.new.respond_to?(:hello)
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408 | assert_false Test4UndefMethod::GrandChild.new.respond_to?(:hello)
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409 | end
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410 |
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411 | # Not ISO specified
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412 |
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413 | assert('Module#dup') do
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414 | module TestModuleDup
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415 | @@cvar = :cvar
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416 | class << self
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417 | attr_accessor :cattr
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418 | def cmeth; :cmeth end
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419 | end
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420 | def cvar; @@cvar end
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421 | def imeth; :imeth end
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422 | self.cattr = :cattr
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423 | end
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424 |
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425 | m = TestModuleDup.dup
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426 | o = Object.include(m).new
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427 | assert_equal(:cattr, m.cattr)
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428 | assert_equal(:cmeth, m.cmeth)
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429 | assert_equal(:cvar, o.cvar)
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430 | assert_equal(:imeth, o.imeth)
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431 | assert_match("#<Module:0x*>", m.to_s)
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432 | assert_not_predicate(m, :frozen?)
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433 | assert_not_predicate(TestModuleDup.freeze.dup, :frozen?)
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434 | end
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435 |
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436 | assert('Module#define_method') do
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437 | c = Class.new {
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438 | define_method(:m1) { :ok }
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439 | define_method(:m2, Proc.new { :ok })
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440 | }
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441 | assert_equal c.new.m1, :ok
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442 | assert_equal c.new.m2, :ok
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443 | assert_raise(TypeError) do
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444 | Class.new { define_method(:n1, nil) }
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445 | end
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446 | end
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447 |
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448 | assert 'Module#prepend_features' do
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449 | mod = Module.new { def m; :mod end }
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450 | cls = Class.new { def m; :cls end }
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451 | assert_equal :cls, cls.new.m
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452 | mod.prepend_features(cls)
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453 | assert_equal :mod, cls.new.m
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454 | assert_raise(FrozenError) { Module.new.prepend_features(Class.new.freeze) }
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455 | end
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456 |
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457 | # @!group prepend
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458 | assert('Module#prepend') do
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459 | module M0
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460 | def m1; [:M0] end
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461 | end
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462 | module M1
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463 | def m1; [:M1, super, :M1] end
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464 | end
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465 | module M2
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466 | def m1; [:M2, super, :M2] end
|
---|
467 | end
|
---|
468 | M3 = Module.new do
|
---|
469 | def m1; [:M3, super, :M3] end
|
---|
470 | end
|
---|
471 | module M4
|
---|
472 | def m1; [:M4, super, :M4] end
|
---|
473 | end
|
---|
474 |
|
---|
475 | class P0
|
---|
476 | include M0
|
---|
477 | prepend M1
|
---|
478 | def m1; [:C0, super, :C0] end
|
---|
479 | end
|
---|
480 | class P1 < P0
|
---|
481 | prepend M2, M3
|
---|
482 | include M4
|
---|
483 | def m1; [:C1, super, :C1] end
|
---|
484 | end
|
---|
485 |
|
---|
486 | obj = P1.new
|
---|
487 | expected = [:M2,[:M3,[:C1,[:M4,[:M1,[:C0,[:M0],:C0],:M1],:M4],:C1],:M3],:M2]
|
---|
488 | assert_equal(expected, obj.m1)
|
---|
489 | end
|
---|
490 |
|
---|
491 | assert('Module#prepend result') do
|
---|
492 | module TestPrepended; end
|
---|
493 | module TestPrependResult
|
---|
494 | @prepend_result = prepend TestPrepended
|
---|
495 | class << self
|
---|
496 | attr_reader :prepend_result
|
---|
497 | end
|
---|
498 | end
|
---|
499 |
|
---|
500 | assert_equal TestPrependResult, TestPrependResult.prepend_result
|
---|
501 | end
|
---|
502 |
|
---|
503 | # mruby shouldn't be affected by this since there is
|
---|
504 | # no visibility control (yet)
|
---|
505 | assert('Module#prepend public') do
|
---|
506 | assert_nothing_raised('ruby/ruby #8846') do
|
---|
507 | Class.new.prepend(Module.new)
|
---|
508 | end
|
---|
509 | end
|
---|
510 |
|
---|
511 | assert('Module#prepend inheritance') do
|
---|
512 | bug6654 = '[ruby-core:45914]'
|
---|
513 | a = labeled_module('a')
|
---|
514 | b = labeled_module('b') { include a }
|
---|
515 | c = labeled_module('c') { prepend b }
|
---|
516 |
|
---|
517 | #assert bug6654 do
|
---|
518 | # the Module#< operator should be used here instead, but we don't have it
|
---|
519 | assert_include(c.ancestors, a)
|
---|
520 | assert_include(c.ancestors, b)
|
---|
521 | #end
|
---|
522 |
|
---|
523 | bug8357 = '[ruby-core:54736] [Bug #8357]'
|
---|
524 | b = labeled_module('b') { prepend a }
|
---|
525 | c = labeled_class('c') { include b }
|
---|
526 |
|
---|
527 | #assert bug8357 do
|
---|
528 | # the Module#< operator should be used here instead, but we don't have it
|
---|
529 | assert_include(c.ancestors, a)
|
---|
530 | assert_include(c.ancestors, b)
|
---|
531 | #end
|
---|
532 |
|
---|
533 | bug8357 = '[ruby-core:54742] [Bug #8357]'
|
---|
534 | assert_kind_of(b, c.new, bug8357)
|
---|
535 | end
|
---|
536 |
|
---|
537 | assert 'Module#prepend + Class#ancestors' do
|
---|
538 | bug6658 = '[ruby-core:45919]'
|
---|
539 | m = labeled_module("m")
|
---|
540 | c = labeled_class("c") {prepend m}
|
---|
541 | assert_equal([m, c], c.ancestors[0, 2], bug6658)
|
---|
542 |
|
---|
543 | bug6662 = '[ruby-dev:45868]'
|
---|
544 | c2 = labeled_class("c2", c)
|
---|
545 | anc = c2.ancestors
|
---|
546 | assert_equal([c2, m, c, Object], anc[0..anc.index(Object)], bug6662)
|
---|
547 | end
|
---|
548 |
|
---|
549 | assert 'Module#prepend + Module#ancestors' do
|
---|
550 | bug6659 = '[ruby-dev:45861]'
|
---|
551 | m0 = labeled_module("m0") { def x; [:m0, *super] end }
|
---|
552 | m1 = labeled_module("m1") { def x; [:m1, *super] end; prepend m0 }
|
---|
553 | m2 = labeled_module("m2") { def x; [:m2, *super] end; prepend m1 }
|
---|
554 | c0 = labeled_class("c0") { def x; [:c0] end }
|
---|
555 | c1 = labeled_class("c1") { def x; [:c1] end; prepend m2 }
|
---|
556 | c2 = labeled_class("c2", c0) { def x; [:c2, *super] end; include m2 }
|
---|
557 | #
|
---|
558 | assert_equal([m0, m1], m1.ancestors, bug6659)
|
---|
559 | #
|
---|
560 | bug6662 = '[ruby-dev:45868]'
|
---|
561 | assert_equal([m0, m1, m2], m2.ancestors, bug6662)
|
---|
562 | assert_equal([m0, m1, m2, c1], c1.ancestors[0, 4], bug6662)
|
---|
563 | assert_equal([:m0, :m1, :m2, :c1], c1.new.x)
|
---|
564 | assert_equal([c2, m0, m1, m2, c0], c2.ancestors[0, 5], bug6662)
|
---|
565 | assert_equal([:c2, :m0, :m1, :m2, :c0], c2.new.x)
|
---|
566 | #
|
---|
567 | m3 = labeled_module("m3") { include m1; prepend m1 }
|
---|
568 | assert_equal([m3, m0, m1], m3.ancestors)
|
---|
569 | m3 = labeled_module("m3") { prepend m1; include m1 }
|
---|
570 | assert_equal([m0, m1, m3], m3.ancestors)
|
---|
571 | m3 = labeled_module("m3") { prepend m1; prepend m1 }
|
---|
572 | assert_equal([m0, m1, m3], m3.ancestors)
|
---|
573 | m3 = labeled_module("m3") { include m1; include m1 }
|
---|
574 | assert_equal([m3, m0, m1], m3.ancestors)
|
---|
575 | end
|
---|
576 |
|
---|
577 | assert 'cyclic Module#prepend' do
|
---|
578 | bug7841 = '[ruby-core:52205] [Bug #7841]'
|
---|
579 | m1 = Module.new
|
---|
580 | m2 = Module.new
|
---|
581 | m1.instance_eval { prepend(m2) }
|
---|
582 | assert_raise(ArgumentError, bug7841) do
|
---|
583 | m2.instance_eval { prepend(m1) }
|
---|
584 | end
|
---|
585 | end
|
---|
586 |
|
---|
587 | # these assertions will not run without a #assert_separately method
|
---|
588 | #assert 'test_prepend_optmethod' do
|
---|
589 | # bug7983 = '[ruby-dev:47124] [Bug #7983]'
|
---|
590 | # assert_separately [], %{
|
---|
591 | # module M
|
---|
592 | # def /(other)
|
---|
593 | # to_f / other
|
---|
594 | # end
|
---|
595 | # end
|
---|
596 | # Fixnum.send(:prepend, M)
|
---|
597 | # assert_equal(0.5, 1 / 2, "#{bug7983}")
|
---|
598 | # }
|
---|
599 | # assert_equal(0, 1 / 2)
|
---|
600 | #end
|
---|
601 |
|
---|
602 | # mruby has no visibility control
|
---|
603 | # assert 'Module#prepend visibility' do
|
---|
604 | # bug8005 = '[ruby-core:53106] [Bug #8005]'
|
---|
605 | # c = Class.new do
|
---|
606 | # prepend Module.new {}
|
---|
607 | # def foo() end
|
---|
608 | # protected :foo
|
---|
609 | # end
|
---|
610 | # a = c.new
|
---|
611 | # assert_true a.respond_to?(:foo), bug8005
|
---|
612 | # assert_nothing_raised(bug8005) {a.send :foo}
|
---|
613 | # end
|
---|
614 |
|
---|
615 | # mruby has no visibility control
|
---|
616 | # assert 'Module#prepend inherited visibility' do
|
---|
617 | # bug8238 = '[ruby-core:54105] [Bug #8238]'
|
---|
618 | # module Test4PrependVisibilityInherited
|
---|
619 | # class A
|
---|
620 | # def foo() A; end
|
---|
621 | # private :foo
|
---|
622 | # end
|
---|
623 | # class B < A
|
---|
624 | # public :foo
|
---|
625 | # prepend Module.new
|
---|
626 | # end
|
---|
627 | # end
|
---|
628 | # assert_equal(Test4PrependVisibilityInherited::A, Test4PrependVisibilityInherited::B.new.foo, "#{bug8238}")
|
---|
629 | # end
|
---|
630 |
|
---|
631 | # assert 'Module#prepend super in alias' do
|
---|
632 | # skip "super does not currently work in aliased methods"
|
---|
633 | # bug7842 = '[Bug #7842]'
|
---|
634 |
|
---|
635 | # p = labeled_module("P") do
|
---|
636 | # def m; "P"+super; end
|
---|
637 | # end
|
---|
638 |
|
---|
639 | # a = labeled_class("A") do
|
---|
640 | # def m; "A"; end
|
---|
641 | # end
|
---|
642 |
|
---|
643 | # b = labeled_class("B", a) do
|
---|
644 | # def m; "B"+super; end
|
---|
645 | # alias m2 m
|
---|
646 | # prepend p
|
---|
647 | # alias m3 m
|
---|
648 | # end
|
---|
649 |
|
---|
650 | # assert_nothing_raised do
|
---|
651 | # assert_equal("BA", b.new.m2, bug7842)
|
---|
652 | # end
|
---|
653 |
|
---|
654 | # assert_nothing_raised do
|
---|
655 | # assert_equal("PBA", b.new.m3, bug7842)
|
---|
656 | # end
|
---|
657 | # end
|
---|
658 |
|
---|
659 | assert 'Module#prepend each class' do
|
---|
660 | m = labeled_module("M")
|
---|
661 | c1 = labeled_class("C1") {prepend m}
|
---|
662 | c2 = labeled_class("C2", c1) {prepend m}
|
---|
663 | assert_equal([m, c2, m, c1], c2.ancestors[0, 4], "should be able to prepend each class")
|
---|
664 | end
|
---|
665 |
|
---|
666 | assert 'Module#prepend no duplication' do
|
---|
667 | m = labeled_module("M")
|
---|
668 | c = labeled_class("C") {prepend m; prepend m}
|
---|
669 | assert_equal([m, c], c.ancestors[0, 2], "should never duplicate")
|
---|
670 | end
|
---|
671 |
|
---|
672 | assert 'Module#prepend in superclass' do
|
---|
673 | m = labeled_module("M")
|
---|
674 | c1 = labeled_class("C1")
|
---|
675 | c2 = labeled_class("C2", c1) {prepend m}
|
---|
676 | c1.class_eval {prepend m}
|
---|
677 | assert_equal([m, c2, m, c1], c2.ancestors[0, 4], "should accesisble prepended module in superclass")
|
---|
678 | end
|
---|
679 |
|
---|
680 | # requires #assert_separately
|
---|
681 | #assert 'Module#prepend call super' do
|
---|
682 | # assert_separately([], <<-'end;') #do
|
---|
683 | # bug10847 = '[ruby-core:68093] [Bug #10847]'
|
---|
684 | # module M; end
|
---|
685 | # Float.prepend M
|
---|
686 | # assert_nothing_raised(SystemStackError, bug10847) do
|
---|
687 | # 0.3.numerator
|
---|
688 | # end
|
---|
689 | # end;
|
---|
690 | #end
|
---|
691 |
|
---|
692 | assert 'Module#prepend to frozen class' do
|
---|
693 | assert_raise(FrozenError) { Class.new.freeze.prepend Module.new }
|
---|
694 | end
|
---|
695 | # @!endgroup prepend
|
---|
696 |
|
---|
697 | assert('Module#to_s') do
|
---|
698 | module Outer
|
---|
699 | class Inner; end
|
---|
700 | const_set :SetInner, Class.new
|
---|
701 | end
|
---|
702 |
|
---|
703 | assert_equal 'Outer', Outer.to_s
|
---|
704 | assert_equal 'Outer::Inner', Outer::Inner.to_s
|
---|
705 | assert_equal 'Outer::SetInner', Outer::SetInner.to_s
|
---|
706 |
|
---|
707 | outer = Module.new do
|
---|
708 | const_set :SetInner, Class.new
|
---|
709 | end
|
---|
710 | Object.const_set :SetOuter, outer
|
---|
711 |
|
---|
712 | assert_equal 'SetOuter', SetOuter.to_s
|
---|
713 | assert_equal 'SetOuter::SetInner', SetOuter::SetInner.to_s
|
---|
714 |
|
---|
715 | assert_match "#<Module:0x*>", Module.new.to_s
|
---|
716 | assert_match "#<Class:0x*>", Class.new.to_s
|
---|
717 |
|
---|
718 | assert_equal "FrozenClassToS", (FrozenClassToS = Class.new.freeze).to_s
|
---|
719 | assert_equal "Outer::A", (Outer::A = Module.new.freeze).to_s
|
---|
720 | assert_match "#<Module:0x*>::A", (Module.new::A = Class.new.freeze).to_s
|
---|
721 | end
|
---|
722 |
|
---|
723 | assert('Module#inspect') do
|
---|
724 | module Test4to_sModules
|
---|
725 | end
|
---|
726 |
|
---|
727 | assert_equal 'Test4to_sModules', Test4to_sModules.inspect
|
---|
728 | end
|
---|
729 |
|
---|
730 | assert('Issue 1467') do
|
---|
731 | module M1
|
---|
732 | def initialize()
|
---|
733 | super()
|
---|
734 | end
|
---|
735 | end
|
---|
736 |
|
---|
737 | class C1
|
---|
738 | include M1
|
---|
739 | def initialize()
|
---|
740 | super()
|
---|
741 | end
|
---|
742 | end
|
---|
743 |
|
---|
744 | class C2
|
---|
745 | include M1
|
---|
746 | end
|
---|
747 |
|
---|
748 | assert_kind_of(M1, C1.new)
|
---|
749 | assert_kind_of(M1, C2.new)
|
---|
750 | end
|
---|
751 |
|
---|
752 | assert('clone Module') do
|
---|
753 | module M1
|
---|
754 | def foo
|
---|
755 | true
|
---|
756 | end
|
---|
757 | end
|
---|
758 |
|
---|
759 | class B
|
---|
760 | include M1.clone
|
---|
761 | end
|
---|
762 |
|
---|
763 | assert_true(B.new.foo)
|
---|
764 | end
|
---|
765 |
|
---|
766 | assert('Module#module_function') do
|
---|
767 | module M
|
---|
768 | def modfunc; end
|
---|
769 | module_function :modfunc
|
---|
770 | end
|
---|
771 |
|
---|
772 | assert_true M.respond_to?(:modfunc)
|
---|
773 | end
|
---|
774 |
|
---|
775 | assert('module with non-class/module outer raises TypeError') do
|
---|
776 | assert_raise(TypeError) { module 0::M1 end }
|
---|
777 | assert_raise(TypeError) { module []::M2 end }
|
---|
778 | end
|
---|
779 |
|
---|
780 | assert('module to return the last value') do
|
---|
781 | m = module M; :m end
|
---|
782 | assert_equal(m, :m)
|
---|
783 | end
|
---|
784 |
|
---|
785 | assert('module to return nil if body is empty') do
|
---|
786 | assert_nil(module M end)
|
---|
787 | end
|
---|
788 |
|
---|
789 | assert('get constant of parent module in singleton class; issue #3568') do
|
---|
790 | actual = module GetConstantInSingletonTest
|
---|
791 | EXPECTED = "value"
|
---|
792 | class << self
|
---|
793 | EXPECTED
|
---|
794 | end
|
---|
795 | end
|
---|
796 |
|
---|
797 | assert_equal("value", actual)
|
---|
798 | end
|
---|