1 | ##
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2 | # Array ISO Test
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3 |
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4 | assert('Array', '15.2.12') do
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5 | assert_equal(Class, Array.class)
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6 | end
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7 |
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8 | assert('Array inclueded modules', '15.2.12.3') do
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9 | assert_true(Array.include?(Enumerable))
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10 | end
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11 |
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12 | assert('Array.[]', '15.2.12.4.1') do
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13 | assert_equal([1, 2, 3], Array.[](1,2,3))
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14 | end
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15 |
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16 | class SubArray < Array
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17 | end
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18 |
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19 | assert('SubArray.[]') do
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20 | a = SubArray[1, 2, 3]
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21 | assert_equal(SubArray, a.class)
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22 | end
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23 |
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24 | assert('Array#+', '15.2.12.5.1') do
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25 | assert_equal([1, 1], [1].+([1]))
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26 | end
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27 |
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28 | assert('Array#*', '15.2.12.5.2') do
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29 | assert_raise(ArgumentError) do
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30 | # this will cause an exception due to the wrong argument
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31 | [1].*(-1)
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32 | end
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33 | assert_equal([1, 1, 1], [1].*(3))
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34 | assert_equal([], [1].*(0))
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35 | end
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36 |
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37 | assert('Array#<<', '15.2.12.5.3') do
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38 | assert_equal([1, 1], [1].<<(1))
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39 | end
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40 |
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41 | assert('Array#[]', '15.2.12.5.4') do
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42 | a = Array.new
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43 | assert_raise(ArgumentError) do
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44 | # this will cause an exception due to the wrong arguments
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45 | a.[]()
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46 | end
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47 | assert_raise(ArgumentError) do
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48 | # this will cause an exception due to the wrong arguments
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49 | a.[](1,2,3)
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50 | end
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51 |
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52 | assert_equal(2, [1,2,3].[](1))
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53 | assert_equal(nil, [1,2,3].[](4))
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54 | assert_equal(3, [1,2,3].[](-1))
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55 | assert_equal(nil, [1,2,3].[](-4))
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56 |
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57 | a = [ "a", "b", "c", "d", "e" ]
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58 | assert_equal(["b", "c"], a[1,2])
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59 | assert_equal(["b", "c", "d"], a[1..-2])
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60 | skip unless Object.const_defined?(:Float)
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61 | assert_equal("b", a[1.1])
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62 | end
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63 |
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64 | assert('Array#[]=', '15.2.12.5.5') do
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65 | a = Array.new
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66 | assert_raise(ArgumentError) do
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67 | # this will cause an exception due to the wrong arguments
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68 | a.[]=()
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69 | end
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70 | assert_raise(ArgumentError) do
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71 | # this will cause an exception due to the wrong arguments
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72 | a.[]=(1,2,3,4)
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73 | end
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74 | assert_raise(IndexError) do
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75 | # this will cause an exception due to the wrong arguments
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76 | a = [1,2,3,4,5]
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77 | a[1, -1] = 10
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78 | end
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79 |
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80 | assert_equal(4, [1,2,3].[]=(1,4))
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81 | assert_equal(3, [1,2,3].[]=(1,2,3))
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82 |
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83 | a = [1,2,3,4,5]
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84 | a[3..-1] = 6
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85 | assert_equal([1,2,3,6], a)
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86 |
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87 | a = [1,2,3,4,5]
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88 | a[3..-1] = []
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89 | assert_equal([1,2,3], a)
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90 |
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91 | a = [1,2,3,4,5]
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92 | a[2...4] = 6
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93 | assert_equal([1,2,6,5], a)
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94 |
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95 | # passing self (#3274)
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96 | a = [1,2,3]
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97 | a[1,0] = a
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98 | assert_equal([1,1,2,3,2,3], a)
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99 | a = [1,2,3]
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100 | a[-1,0] = a
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101 | assert_equal([1,2,1,2,3,3], a)
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102 | end
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103 |
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104 | assert('Array#clear', '15.2.12.5.6') do
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105 | a = [1]
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106 | a.clear
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107 | assert_equal([], a)
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108 | end
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109 |
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110 | assert('Array#collect!', '15.2.12.5.7') do
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111 | a = [1,2,3]
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112 | a.collect! { |i| i + i }
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113 | assert_equal([2,4,6], a)
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114 | end
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115 |
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116 | assert('Array#concat', '15.2.12.5.8') do
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117 | assert_equal([1,2,3,4], [1, 2].concat([3, 4]))
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118 |
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119 | # passing self (#3302)
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120 | a = [1,2,3]
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121 | a.concat(a)
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122 | assert_equal([1,2,3,1,2,3], a)
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123 | end
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124 |
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125 | assert('Array#delete_at', '15.2.12.5.9') do
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126 | a = [1,2,3]
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127 | assert_equal(2, a.delete_at(1))
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128 | assert_equal([1,3], a)
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129 | assert_equal(nil, a.delete_at(3))
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130 | assert_equal([1,3], a)
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131 | assert_equal(nil, a.delete_at(-3))
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132 | assert_equal([1,3], a)
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133 | assert_equal(3, a.delete_at(-1))
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134 | assert_equal([1], a)
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135 | end
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136 |
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137 | assert('Array#each', '15.2.12.5.10') do
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138 | a = [1,2,3]
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139 | b = 0
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140 | a.each {|i| b += i}
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141 | assert_equal(6, b)
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142 | end
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143 |
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144 | assert('Array#each_index', '15.2.12.5.11') do
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145 | a = [1]
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146 | b = nil
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147 | a.each_index {|i| b = i}
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148 | assert_equal(0, b)
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149 | end
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150 |
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151 | assert('Array#empty?', '15.2.12.5.12') do
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152 | a = []
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153 | b = [b]
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154 | assert_true([].empty?)
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155 | assert_false([1].empty?)
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156 | end
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157 |
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158 | assert('Array#first', '15.2.12.5.13') do
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159 | assert_raise(ArgumentError) do
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160 | # this will cause an exception due to the wrong argument
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161 | [1,2,3].first(-1)
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162 | end
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163 | assert_raise(ArgumentError) do
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164 | # this will cause an exception due to the wrong argument
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165 | [1,2,3].first(1,2)
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166 | end
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167 |
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168 | assert_nil([].first)
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169 |
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170 | b = [1,2,3]
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171 | assert_equal(1, b.first)
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172 | assert_equal([], b.first(0))
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173 | assert_equal([1], b.first(1))
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174 | assert_equal([1,2,3], b.first(4))
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175 | end
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176 |
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177 | assert('Array#index', '15.2.12.5.14') do
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178 | a = [1,2,3]
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179 |
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180 | assert_equal(1, a.index(2))
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181 | assert_equal(nil, a.index(0))
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182 | end
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183 |
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184 | assert('Array#initialize', '15.2.12.5.15') do
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185 | a = [].initialize(1)
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186 | b = [].initialize(2)
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187 | c = [].initialize(2, 1)
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188 | d = [].initialize(2) {|i| i}
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189 |
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190 | assert_equal([nil], a)
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191 | assert_equal([nil,nil], b)
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192 | assert_equal([1,1], c)
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193 | assert_equal([0,1], d)
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194 | end
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195 |
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196 | assert('Array#initialize_copy', '15.2.12.5.16') do
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197 | a = [1,2,3]
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198 | b = [].initialize_copy(a)
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199 |
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200 | assert_equal([1,2,3], b)
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201 | end
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202 |
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203 | assert('Array#join', '15.2.12.5.17') do
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204 | a = [1,2,3].join
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205 | b = [1,2,3].join(',')
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206 |
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207 | assert_equal('123', a)
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208 | assert_equal('1,2,3', b)
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209 | end
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210 |
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211 | assert('Array#last', '15.2.12.5.18') do
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212 | assert_raise(ArgumentError) do
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213 | # this will cause an exception due to the wrong argument
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214 | [1,2,3].last(-1)
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215 | end
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216 |
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217 | a = [1,2,3]
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218 | assert_equal(3, a.last)
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219 | assert_nil([].last)
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220 | end
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221 |
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222 | assert('Array#length', '15.2.12.5.19') do
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223 | a = [1,2,3]
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224 |
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225 | assert_equal(3, a.length)
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226 | end
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227 |
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228 | assert('Array#map!', '15.2.12.5.20') do
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229 | a = [1,2,3]
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230 | a.map! { |i| i + i }
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231 | assert_equal([2,4,6], a)
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232 | end
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233 |
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234 | assert('Array#pop', '15.2.12.5.21') do
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235 | a = [1,2,3]
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236 | b = a.pop
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237 |
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238 | assert_nil([].pop)
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239 | assert_equal([1,2], a)
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240 | assert_equal(3, b)
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241 |
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242 | assert_raise(FrozenError) { [].freeze.pop }
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243 | end
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244 |
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245 | assert('Array#push', '15.2.12.5.22') do
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246 | a = [1,2,3]
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247 | b = a.push(4)
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248 |
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249 | assert_equal([1,2,3,4], a)
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250 | assert_equal([1,2,3,4], b)
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251 | end
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252 |
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253 | assert('Array#replace', '15.2.12.5.23') do
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254 | a = [1,2,3]
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255 | b = [].replace(a)
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256 |
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257 | assert_equal([1,2,3], b)
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258 | end
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259 |
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260 | assert('Array#reverse', '15.2.12.5.24') do
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261 | a = [1,2,3]
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262 | b = a.reverse
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263 |
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264 | assert_equal([1,2,3], a)
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265 | assert_equal([3,2,1], b)
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266 | end
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267 |
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268 | assert('Array#reverse!', '15.2.12.5.25') do
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269 | a = [1,2,3]
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270 | b = a.reverse!
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271 |
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272 | assert_equal([3,2,1], a)
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273 | assert_equal([3,2,1], b)
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274 | end
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275 |
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276 | assert('Array#rindex', '15.2.12.5.26') do
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277 | a = [1,2,3]
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278 |
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279 | assert_equal(1, a.rindex(2))
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280 | assert_equal(nil, a.rindex(0))
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281 | end
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282 |
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283 | assert('Array#shift', '15.2.12.5.27') do
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284 | a = [1,2,3]
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285 | b = a.shift
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286 |
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287 | assert_nil([].shift)
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288 | assert_equal([2,3], a)
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289 | assert_equal(1, b)
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290 |
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291 | assert_raise(FrozenError) { [].freeze.shift }
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292 | end
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293 |
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294 | assert('Array#size', '15.2.12.5.28') do
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295 | a = [1,2,3]
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296 |
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297 | assert_equal(3, a.size)
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298 | end
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299 |
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300 | assert('Array#slice', '15.2.12.5.29') do
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301 | a = [*(1..100)]
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302 | b = a.dup
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303 |
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304 | assert_equal(1, a.slice(0))
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305 | assert_equal(100, a.slice(99))
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306 | assert_nil(a.slice(100))
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307 | assert_equal(100, a.slice(-1))
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308 | assert_equal(99, a.slice(-2))
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309 | assert_equal(1, a.slice(-100))
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310 | assert_nil(a.slice(-101))
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311 | assert_equal([1], a.slice(0,1))
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312 | assert_equal([100], a.slice(99,1))
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313 | assert_equal([], a.slice(100,1))
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314 | assert_equal([100], a.slice(99,100))
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315 | assert_equal([100], a.slice(-1,1))
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316 | assert_equal([99], a.slice(-2,1))
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317 | assert_equal([10, 11, 12], a.slice(9, 3))
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318 | assert_equal([10, 11, 12], a.slice(-91, 3))
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319 | assert_nil(a.slice(-101, 2))
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320 | assert_equal([1], a.slice(0..0))
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321 | assert_equal([100], a.slice(99..99))
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322 | assert_equal([], a.slice(100..100))
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323 | assert_equal([100], a.slice(99..200))
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324 | assert_equal([100], a.slice(-1..-1))
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325 | assert_equal([99], a.slice(-2..-2))
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326 | assert_equal([10, 11, 12], a.slice(9..11))
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327 | assert_equal([10, 11, 12], a.slice(-91..-89))
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328 | assert_equal([10, 11, 12], a.slice(-91..-89))
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329 | assert_nil(a.slice(-101..-1))
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330 | assert_nil(a.slice(10, -3))
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331 | assert_equal([], a.slice(10..7))
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332 | assert_equal(b, a)
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333 | end
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334 |
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335 | assert('Array#unshift', '15.2.12.5.30') do
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336 | a = [2,3]
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337 | b = a.unshift(1)
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338 | c = [2,3]
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339 | d = c.unshift(0, 1)
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340 |
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341 | assert_equal([1,2,3], a)
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342 | assert_equal([1,2,3], b)
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343 | assert_equal([0,1,2,3], c)
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344 | assert_equal([0,1,2,3], d)
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345 | end
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346 |
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347 | assert('Array#to_s', '15.2.12.5.31 / 15.2.12.5.32') do
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348 | a = [2, 3, 4, 5]
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349 | a[4] = a
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350 | r1 = a.to_s
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351 | r2 = a.inspect
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352 |
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353 | assert_equal(r2, r1)
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354 | assert_equal("[2, 3, 4, 5, [...]]", r1)
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355 | end
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356 |
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357 | assert('Array#==', '15.2.12.5.33') do
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358 | assert_false(["a", "c"] == ["a", "c", 7])
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359 | assert_true(["a", "c", 7] == ["a", "c", 7])
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360 | assert_false(["a", "c", 7] == ["a", "d", "f"])
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361 | end
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362 |
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363 | assert('Array#eql?', '15.2.12.5.34') do
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364 | a1 = [ 1, 2, 3 ]
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365 | a2 = [ 1, 2, 3 ]
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366 | a3 = [ 1.0, 2.0, 3.0 ]
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367 |
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368 | assert_true(a1.eql? a2)
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369 | assert_false(a1.eql? a3)
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370 | end
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371 |
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372 | assert('Array#hash', '15.2.12.5.35') do
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373 | a = [ 1, 2, 3 ]
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374 |
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375 | #assert_true(a.hash.is_a? Integer)
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376 | assert_true(a.hash.is_a? Integral) # mruby special
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377 | assert_equal([1,2].hash, [1,2].hash)
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378 | end
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379 |
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380 | assert('Array#<=>', '15.2.12.5.36') do
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381 | r1 = [ "a", "a", "c" ] <=> [ "a", "b", "c" ] #=> -1
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382 | r2 = [ 1, 2, 3, 4, 5, 6 ] <=> [ 1, 2 ] #=> +1
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383 | r3 = [ "a", "b", "c" ] <=> [ "a", "b", "c" ] #=> 0
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384 |
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385 | assert_equal(-1, r1)
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386 | assert_equal(+1, r2)
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387 | assert_equal(0, r3)
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388 | end
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389 |
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390 | # Not ISO specified
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391 |
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392 | assert("Array (Longish inline array)") do
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393 | ary = [[0, 0], [1, 1], [2, 2], [3, 3], [4, 4], [5, 5], [6, 6], [7, 7], [8, 8], [9, 9], [10, 10], [11, 11], [12, 12], [13, 13], [14, 14], [15, 15], [16, 16], [17, 17], [18, 18], [19, 19], [20, 20], [21, 21], [22, 22], [23, 23], [24, 24], [25, 25], [26, 26], [27, 27], [28, 28], [29, 29], [30, 30], [31, 31], [32, 32], [33, 33], [34, 34], [35, 35], [36, 36], [37, 37], [38, 38], [39, 39], [40, 40], [41, 41], [42, 42], [43, 43], [44, 44], [45, 45], [46, 46], [47, 47], [48, 48], [49, 49], [50, 50], [51, 51], [52, 52], [53, 53], [54, 54], [55, 55], [56, 56], [57, 57], [58, 58], [59, 59], [60, 60], [61, 61], [62, 62], [63, 63], [64, 64], [65, 65], [66, 66], [67, 67], [68, 68], [69, 69], [70, 70], [71, 71], [72, 72], [73, 73], [74, 74], [75, 75], [76, 76], [77, 77], [78, 78], [79, 79], [80, 80], [81, 81], [82, 82], [83, 83], [84, 84], [85, 85], [86, 86], [87, 87], [88, 88], [89, 89], [90, 90], [91, 91], [92, 92], [93, 93], [94, 94], [95, 95], [96, 96], [97, 97], [98, 98], [99, 99], [100, 100], [101, 101], [102, 102], [103, 103], [104, 104], [105, 105], [106, 106], [107, 107], [108, 108], [109, 109], [110, 110], [111, 111], [112, 112], [113, 113], [114, 114], [115, 115], [116, 116], [117, 117], [118, 118], [119, 119], [120, 120], [121, 121], [122, 122], [123, 123], [124, 124], [125, 125], [126, 126], [127, 127], [128, 128], [129, 129], [130, 130], [131, 131], [132, 132], [133, 133], [134, 134], [135, 135], [136, 136], [137, 137], [138, 138], [139, 139], [140, 140], [141, 141], [142, 142], [143, 143], [144, 144], [145, 145], [146, 146], [147, 147], [148, 148], [149, 149], [150, 150], [151, 151], [152, 152], [153, 153], [154, 154], [155, 155], [156, 156], [157, 157], [158, 158], [159, 159], [160, 160], [161, 161], [162, 162], [163, 163], [164, 164], [165, 165], [166, 166], [167, 167], [168, 168], [169, 169], [170, 170], [171, 171], [172, 172], [173, 173], [174, 174], [175, 175], [176, 176], [177, 177], [178, 178], [179, 179], [180, 180], [181, 181], [182, 182], [183, 183], [184, 184], [185, 185], [186, 186], [187, 187], [188, 188], [189, 189], [190, 190], [191, 191], [192, 192], [193, 193], [194, 194], [195, 195], [196, 196], [197, 197], [198, 198], [199, 199]]
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394 | h = Hash.new(0)
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395 | ary.each {|p| h[p.class] += 1}
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396 | assert_equal({Array=>200}, h)
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397 | end
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398 |
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399 | assert("Array#rindex") do
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400 | class Sneaky
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401 | def ==(*)
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402 | $a.clear
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403 | $a.replace([1])
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404 | false
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405 | end
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406 | end
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407 | $a = [2, 3, 4, 5, 6, 7, 8, 9, 10, Sneaky.new]
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408 | assert_equal 0, $a.rindex(1)
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409 | end
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410 |
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411 | assert('Array#sort!') do
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412 | a = [3, 2, 1]
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413 | assert_equal a, a.sort! # sort! returns self.
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414 | assert_equal [1, 2, 3], a # it is sorted.
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415 | end
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416 |
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417 | assert('Array#freeze') do
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418 | a = [].freeze
|
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419 | assert_raise(FrozenError) do
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420 | a[0] = 1
|
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421 | end
|
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422 | end
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