1 | ##
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2 | # Kernel ISO Test
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3 |
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4 | assert('Kernel', '15.3.1') do
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5 | assert_equal Module, Kernel.class
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6 | end
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7 |
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8 | assert('Kernel.block_given?', '15.3.1.2.2') do
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9 | def bg_try(&b)
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10 | if Kernel.block_given?
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11 | yield
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12 | else
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13 | "no block"
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14 | end
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15 | end
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16 |
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17 | assert_false Kernel.block_given?
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18 | # test without block
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19 | assert_equal "no block", bg_try
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20 | # test with block
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21 | assert_equal "block" do
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22 | bg_try { "block" }
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23 | end
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24 | # test with block
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25 | assert_equal "block" do
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26 | bg_try do
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27 | "block"
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28 | end
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29 | end
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30 | end
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31 |
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32 | # Kernel.eval is provided by the mruby-gem mrbgem. '15.3.1.2.3'
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33 |
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34 | assert('Kernel.global_variables', '15.3.1.2.4') do
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35 | assert_equal Array, Kernel.global_variables.class
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36 | end
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37 |
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38 | assert('Kernel.iterator?', '15.3.1.2.5') do
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39 | assert_false Kernel.iterator?
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40 | end
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41 |
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42 | assert('Kernel.lambda', '15.3.1.2.6') do
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43 | l = Kernel.lambda do
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44 | true
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45 | end
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46 |
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47 | m = Kernel.lambda(&l)
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48 |
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49 | assert_true l.call
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50 | assert_equal Proc, l.class
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51 | assert_true m.call
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52 | assert_equal Proc, m.class
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53 | end
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54 |
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55 | # Not implemented at the moment
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56 | #assert('Kernel.local_variables', '15.3.1.2.7') do
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57 | # Kernel.local_variables.class == Array
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58 | #end
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59 |
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60 | assert('Kernel.loop', '15.3.1.2.8') do
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61 | i = 0
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62 |
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63 | Kernel.loop do
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64 | i += 1
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65 | break if i == 100
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66 | end
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67 |
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68 | assert_equal 100, i
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69 | end
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70 |
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71 | assert('Kernel.p', '15.3.1.2.9') do
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72 | # TODO search for a way to test p to stdio
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73 | assert_true true
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74 | end
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75 |
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76 | assert('Kernel.print', '15.3.1.2.10') do
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77 | # TODO search for a way to test print to stdio
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78 | assert_true true
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79 | end
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80 |
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81 | assert('Kernel.puts', '15.3.1.2.11') do
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82 | # TODO search for a way to test puts to stdio
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83 | assert_true true
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84 | end
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85 |
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86 | assert('Kernel.raise', '15.3.1.2.12') do
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87 | assert_raise RuntimeError do
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88 | Kernel.raise
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89 | end
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90 |
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91 | assert_raise RuntimeError do
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92 | Kernel.raise RuntimeError.new
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93 | end
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94 | end
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95 |
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96 | assert('Kernel#__id__', '15.3.1.3.3') do
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97 | assert_equal Fixnum, __id__.class
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98 | end
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99 |
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100 | assert('Kernel#__send__', '15.3.1.3.4') do
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101 | # test with block
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102 | l = __send__(:lambda) do
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103 | true
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104 | end
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105 |
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106 | assert_true l.call
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107 | assert_equal Proc, l.class
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108 | # test with argument
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109 | assert_true __send__(:respond_to?, :nil?)
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110 | # test without argument and without block
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111 | assert_equal Array, __send__(:public_methods).class
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112 | end
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113 |
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114 | assert('Kernel#block_given?', '15.3.1.3.6') do
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115 | def bg_try(&b)
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116 | if block_given?
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117 | yield
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118 | else
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119 | "no block"
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120 | end
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121 | end
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122 |
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123 | assert_false block_given?
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124 | assert_equal "no block", bg_try
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125 | assert_equal "block" do
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126 | bg_try { "block" }
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127 | end
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128 | assert_equal "block" do
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129 | bg_try do
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130 | "block"
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131 | end
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132 | end
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133 | end
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134 |
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135 | assert('Kernel#class', '15.3.1.3.7') do
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136 | assert_equal Module, Kernel.class
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137 | end
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138 |
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139 | assert('Kernel#clone', '15.3.1.3.8') do
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140 | class KernelCloneTest
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141 | def initialize
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142 | @v = 0
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143 | end
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144 |
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145 | def get
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146 | @v
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147 | end
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148 |
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149 | def set(v)
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150 | @v = v
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151 | end
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152 | end
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153 |
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154 | a = KernelCloneTest.new
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155 | a.set(1)
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156 | b = a.clone
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157 |
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158 | def a.test
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159 | end
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160 | a.set(2)
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161 | c = a.clone
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162 |
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163 | immutables = [ 1, :foo, true, false, nil ]
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164 | error_count = 0
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165 | immutables.each do |i|
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166 | begin
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167 | i.clone
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168 | rescue TypeError
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169 | error_count += 1
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170 | end
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171 | end
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172 |
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173 | assert_equal 2, a.get
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174 | assert_equal 1, b.get
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175 | assert_equal 2, c.get
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176 | assert_true a.respond_to?(:test)
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177 | assert_false b.respond_to?(:test)
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178 | assert_true c.respond_to?(:test)
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179 | end
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180 |
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181 | assert('Kernel#dup', '15.3.1.3.9') do
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182 | class KernelDupTest
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183 | def initialize
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184 | @v = 0
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185 | end
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186 |
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187 | def get
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188 | @v
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189 | end
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190 |
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191 | def set(v)
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192 | @v = v
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193 | end
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194 | end
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195 |
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196 | a = KernelDupTest.new
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197 | a.set(1)
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198 | b = a.dup
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199 |
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200 | def a.test
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201 | end
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202 | a.set(2)
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203 | c = a.dup
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204 |
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205 | immutables = [ 1, :foo, true, false, nil ]
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206 | error_count = 0
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207 | immutables.each do |i|
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208 | begin
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209 | i.dup
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210 | rescue TypeError
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211 | error_count += 1
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212 | end
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213 | end
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214 |
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215 | assert_equal immutables.size, error_count
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216 | assert_equal 2, a.get
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217 | assert_equal 1, b.get
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218 | assert_equal 2, c.get
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219 | assert_true a.respond_to?(:test)
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220 | assert_false b.respond_to?(:test)
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221 | assert_false c.respond_to?(:test)
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222 | end
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223 |
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224 | # Kernel#eval is provided by mruby-eval mrbgem '15.3.1.3.12'
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225 |
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226 | assert('Kernel#extend', '15.3.1.3.13') do
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227 | class Test4ExtendClass
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228 | end
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229 |
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230 | module Test4ExtendModule
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231 | def test_method; end
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232 | end
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233 |
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234 | a = Test4ExtendClass.new
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235 | a.extend(Test4ExtendModule)
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236 | b = Test4ExtendClass.new
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237 |
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238 | assert_true a.respond_to?(:test_method)
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239 | assert_false b.respond_to?(:test_method)
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240 | end
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241 |
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242 | assert('Kernel#extend works on toplevel', '15.3.1.3.13') do
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243 | module Test4ExtendModule
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244 | def test_method; end
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245 | end
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246 | # This would crash...
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247 | extend(Test4ExtendModule)
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248 |
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249 | assert_true respond_to?(:test_method)
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250 | end
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251 |
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252 | assert('Kernel#global_variables', '15.3.1.3.14') do
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253 | assert_equal Array, global_variables.class
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254 | end
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255 |
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256 | assert('Kernel#hash', '15.3.1.3.15') do
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257 | assert_equal hash, hash
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258 | end
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259 |
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260 | assert('Kernel#inspect', '15.3.1.3.17') do
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261 | s = inspect
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262 |
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263 | assert_equal String, s.class
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264 | assert_equal "main", s
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265 | end
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266 |
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267 | assert('Kernel#instance_variable_defined?', '15.3.1.3.20') do
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268 | o = Object.new
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269 | o.instance_variable_set(:@a, 1)
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270 |
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271 | assert_true o.instance_variable_defined?("@a")
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272 | assert_false o.instance_variable_defined?("@b")
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273 | assert_true o.instance_variable_defined?("@a"[0,2])
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274 | assert_true o.instance_variable_defined?("@abc"[0,2])
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275 | end
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276 |
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277 | assert('Kernel#instance_variables', '15.3.1.3.23') do
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278 | o = Object.new
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279 | o.instance_eval do
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280 | @a = 11
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281 | @b = 12
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282 | end
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283 | ivars = o.instance_variables
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284 |
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285 | assert_equal Array, ivars.class,
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286 | assert_equal(2, ivars.size)
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287 | assert_true ivars.include?(:@a)
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288 | assert_true ivars.include?(:@b)
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289 | end
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290 |
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291 | assert('Kernel#is_a?', '15.3.1.3.24') do
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292 | assert_true is_a?(Kernel)
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293 | assert_false is_a?(Array)
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294 |
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295 | assert_raise TypeError do
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296 | 42.is_a?(42)
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297 | end
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298 | end
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299 |
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300 | assert('Kernel#iterator?', '15.3.1.3.25') do
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301 | assert_false iterator?
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302 | end
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303 |
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304 | assert('Kernel#kind_of?', '15.3.1.3.26') do
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305 | assert_true kind_of?(Kernel)
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306 | assert_false kind_of?(Array)
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307 | end
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308 |
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309 | assert('Kernel#lambda', '15.3.1.3.27') do
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310 | l = lambda do
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311 | true
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312 | end
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313 |
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314 | m = lambda(&l)
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315 |
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316 | assert_true l.call
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317 | assert_equal Proc, l.class
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318 | assert_true m.call
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319 | assert_equal Proc, m.class
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320 | end
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321 |
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322 | # Not implemented yet
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323 | #assert('Kernel#local_variables', '15.3.1.3.28') do
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324 | # local_variables.class == Array
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325 | #end
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326 |
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327 | assert('Kernel#loop', '15.3.1.3.29') do
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328 | i = 0
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329 |
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330 | loop do
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331 | i += 1
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332 | break if i == 100
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333 | end
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334 |
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335 | assert_equal i, 100
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336 | end
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337 |
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338 | assert('Kernel#method_missing', '15.3.1.3.30') do
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339 | class MMTestClass
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340 | def method_missing(sym)
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341 | "A call to #{sym}"
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342 | end
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343 | end
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344 | mm_test = MMTestClass.new
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345 | assert_equal 'A call to no_method_named_this', mm_test.no_method_named_this
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346 |
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347 | a = String.new
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348 | begin
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349 | a.no_method_named_this
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350 | rescue NoMethodError => e
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351 | assert_equal "undefined method 'no_method_named_this' for \"\"", e.message
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352 | end
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353 |
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354 | class ShortInspectClass
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355 | def inspect
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356 | 'An inspect string'
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357 | end
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358 | end
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359 | b = ShortInspectClass.new
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360 | begin
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361 | b.no_method_named_this
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362 | rescue NoMethodError => e
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363 | assert_equal "undefined method 'no_method_named_this' for An inspect string", e.message
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364 | end
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365 |
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366 | class LongInspectClass
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367 | def inspect
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368 | "A" * 70
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369 | end
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370 | end
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371 | c = LongInspectClass.new
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372 | begin
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373 | c.no_method_named_this
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374 | rescue NoMethodError => e
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375 | assert_equal "undefined method 'no_method_named_this' for #{c.to_s}", e.message
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376 | end
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377 |
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378 | class NoInspectClass
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379 | undef inspect
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380 | end
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381 | d = NoInspectClass.new
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382 | begin
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383 | d.no_method_named_this
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384 | rescue NoMethodError => e
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385 | assert_equal "undefined method 'no_method_named_this' for #{d.to_s}", e.message
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386 | end
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387 | end
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388 |
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389 | assert('Kernel#methods', '15.3.1.3.31') do
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390 | assert_equal Array, methods.class
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391 | end
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392 |
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393 | assert('Kernel#nil?', '15.3.1.3.32') do
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394 | assert_false nil?
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395 | end
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396 |
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397 | assert('Kernel#object_id', '15.3.1.3.33') do
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398 | a = ""
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399 | b = ""
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400 | assert_not_equal a.object_id, b.object_id
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401 |
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402 | assert_kind_of Numeric, object_id
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403 | assert_kind_of Numeric, "".object_id
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404 | assert_kind_of Numeric, true.object_id
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405 | assert_kind_of Numeric, false.object_id
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406 | assert_kind_of Numeric, nil.object_id
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407 | assert_kind_of Numeric, :no.object_id
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408 | assert_kind_of Numeric, 1.object_id
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409 | assert_kind_of Numeric, 1.0.object_id
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410 | end
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411 |
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412 | # Kernel#p is defined in mruby-print mrbgem. '15.3.1.3.34'
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413 |
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414 | # Kernel#print is defined in mruby-print mrbgem. '15.3.1.3.35'
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415 |
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416 | assert('Kernel#private_methods', '15.3.1.3.36') do
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417 | assert_equal Array, private_methods.class
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418 | end
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419 |
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420 | assert('Kernel#protected_methods', '15.3.1.3.37') do
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421 | assert_equal Array, protected_methods.class
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422 | end
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423 |
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424 | assert('Kernel#public_methods', '15.3.1.3.38') do
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425 | assert_equal Array, public_methods.class
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426 | end
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427 |
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428 | # Kernel#puts is defined in mruby-print mrbgem. '15.3.1.3.39'
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429 |
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430 | assert('Kernel#raise', '15.3.1.3.40') do
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431 | assert_raise RuntimeError do
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432 | raise
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433 | end
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434 |
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435 | assert_raise RuntimeError do
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436 | raise RuntimeError.new
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437 | end
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438 | end
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439 |
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440 | assert('Kernel#remove_instance_variable', '15.3.1.3.41') do
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441 | class Test4RemoveInstanceVar
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442 | attr_reader :var
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443 | def initialize
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444 | @var = 99
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445 | end
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446 | def remove
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447 | remove_instance_variable(:@var)
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448 | end
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449 | end
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450 |
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451 | tri = Test4RemoveInstanceVar.new
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452 | assert_equal 99, tri.var
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453 | tri.remove
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454 | assert_equal nil, tri.var
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455 | assert_raise NameError do
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456 | tri.remove
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457 | end
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458 | end
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459 |
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460 | # Kernel#require is defined in mruby-require. '15.3.1.3.42'
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461 |
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462 | assert('Kernel#respond_to?', '15.3.1.3.43') do
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463 | class Test4RespondTo
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464 | def valid_method; end
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465 |
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466 | def test_method; end
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467 | undef test_method
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468 | end
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469 |
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470 | assert_raise TypeError do
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471 | Test4RespondTo.new.respond_to?(1)
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472 | end
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473 |
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474 | assert_raise ArgumentError do
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475 | Test4RespondTo.new.respond_to?
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476 | end
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477 |
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478 | assert_raise ArgumentError do
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479 | Test4RespondTo.new.respond_to? :a, true, :aa
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480 | end
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481 |
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482 | assert_true respond_to?(:nil?)
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483 | assert_true Test4RespondTo.new.respond_to?(:valid_method)
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484 | assert_true Test4RespondTo.new.respond_to?('valid_method')
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485 | assert_false Test4RespondTo.new.respond_to?(:test_method)
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486 | end
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487 |
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488 | assert('Kernel#send', '15.3.1.3.44') do
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489 | # test with block
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490 | l = send(:lambda) do
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491 | true
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492 | end
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493 |
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494 | assert_true l.call
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495 | assert_equal l.class, Proc
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496 | # test with argument
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497 | assert_true send(:respond_to?, :nil?)
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498 | # test without argument and without block
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499 | assert_equal send(:public_methods).class, Array
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500 | end
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501 |
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502 | assert('Kernel#singleton_methods', '15.3.1.3.45') do
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503 | assert_equal singleton_methods.class, Array
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504 | end
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505 |
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506 | assert('Kernel#to_s', '15.3.1.3.46') do
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507 | assert_equal to_s.class, String
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508 | end
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509 |
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510 | assert('Kernel.local_variables', '15.3.1.2.7') do
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511 | a, b = 0, 1
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512 | a += b
|
---|
513 |
|
---|
514 | vars = Kernel.local_variables.sort
|
---|
515 | assert_equal [:a, :b, :vars], vars
|
---|
516 |
|
---|
517 | Proc.new {
|
---|
518 | c = 2
|
---|
519 | vars = Kernel.local_variables.sort
|
---|
520 | assert_equal [:a, :b, :c, :vars], vars
|
---|
521 | }.call
|
---|
522 | end
|
---|
523 |
|
---|
524 | assert('Kernel#!=') do
|
---|
525 | str1 = "hello"
|
---|
526 | str2 = str1
|
---|
527 | str3 = "world"
|
---|
528 |
|
---|
529 | assert_false (str1[1] != 'e')
|
---|
530 | assert_true (str1 != str3)
|
---|
531 | assert_false (str2 != str1)
|
---|
532 | end
|
---|
533 |
|
---|
534 | # operator "!~" is defined in ISO Ruby 11.4.4.
|
---|
535 | assert('Kernel#!~') do
|
---|
536 | x = "x"
|
---|
537 | def x.=~(other)
|
---|
538 | other == "x"
|
---|
539 | end
|
---|
540 | assert_false x !~ "x"
|
---|
541 | assert_true x !~ "z"
|
---|
542 |
|
---|
543 | y = "y"
|
---|
544 | def y.=~(other)
|
---|
545 | other == "y"
|
---|
546 | end
|
---|
547 | def y.!~(other)
|
---|
548 | other == "not y"
|
---|
549 | end
|
---|
550 | assert_false y !~ "y"
|
---|
551 | assert_false y !~ "z"
|
---|
552 | assert_true y !~ "not y"
|
---|
553 | end
|
---|
554 |
|
---|
555 | assert('Kernel#respond_to_missing?') do
|
---|
556 | class Test4RespondToMissing
|
---|
557 | def respond_to_missing?(method_name, include_private = false)
|
---|
558 | method_name == :a_method
|
---|
559 | end
|
---|
560 | end
|
---|
561 |
|
---|
562 | assert_true Test4RespondToMissing.new.respond_to?(:a_method)
|
---|
563 | assert_false Test4RespondToMissing.new.respond_to?(:no_method)
|
---|
564 | end
|
---|
565 |
|
---|
566 | assert('Kernel#global_variables') do
|
---|
567 | variables = global_variables
|
---|
568 | 1.upto(9) do |i|
|
---|
569 | assert_equal variables.include?(:"$#{i}"), true
|
---|
570 | end
|
---|
571 | end
|
---|
572 |
|
---|
573 | assert('Kernel#define_singleton_method') do
|
---|
574 | o = Object.new
|
---|
575 | ret = o.define_singleton_method(:test_method) do
|
---|
576 | :singleton_method_ok
|
---|
577 | end
|
---|
578 | assert_equal :test_method, ret
|
---|
579 | assert_equal :singleton_method_ok, o.test_method
|
---|
580 | end
|
---|
581 |
|
---|
582 | assert('stack extend') do
|
---|
583 | def recurse(count, stop)
|
---|
584 | return count if count > stop
|
---|
585 | recurse(count+1, stop)
|
---|
586 | end
|
---|
587 |
|
---|
588 | assert_equal 6, recurse(0, 5)
|
---|
589 | end
|
---|
590 |
|
---|