1 | # coding: utf-8
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2 | ##
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3 | # String ISO Test
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4 |
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5 | UTF8STRING = __ENCODING__ == "UTF-8"
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6 |
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7 | assert('String', '15.2.10') do
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8 | assert_equal Class, String.class
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9 | end
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10 |
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11 | assert('String#<=>', '15.2.10.5.1') do
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12 | a = '' <=> ''
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13 | b = '' <=> 'not empty'
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14 | c = 'not empty' <=> ''
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15 | d = 'abc' <=> 'cba'
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16 | e = 'cba' <=> 'abc'
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17 |
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18 | assert_equal 0, a
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19 | assert_equal(-1, b)
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20 | assert_equal 1, c
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21 | assert_equal(-1, d)
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22 | assert_equal 1, e
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23 | assert_nil 'a' <=> 1024
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24 | end
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25 |
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26 | assert('String#==', '15.2.10.5.2') do
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27 | assert_equal 'abc', 'abc'
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28 | assert_not_equal 'abc', 'cba'
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29 | end
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30 |
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31 | # 'String#=~', '15.2.10.5.3' will be tested in mrbgems.
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32 |
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33 | assert('String#+', '15.2.10.5.4') do
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34 | assert_equal 'ab', 'a' + 'b'
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35 | end
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36 |
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37 | assert('String#*', '15.2.10.5.5') do
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38 | assert_equal 'aaaaa', 'a' * 5
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39 | assert_equal '', 'a' * 0
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40 | assert_raise(ArgumentError) { 'a' * -1 }
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41 | assert_raise(TypeError) { 'a' * '1' }
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42 | assert_raise(TypeError) { 'a' * nil }
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43 |
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44 | skip unless Object.const_defined?(:Float)
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45 | assert_equal 'aa', 'a' * 2.1
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46 | assert_raise(RangeError) { '' * 1e30 }
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47 | assert_raise(RangeError) { '' * Float::INFINITY }
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48 | assert_raise(RangeError) { '' * Float::NAN }
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49 | end
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50 |
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51 | assert('String#[]', '15.2.10.5.6') do
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52 | # length of args is 1
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53 | assert_equal 'a', 'abc'[0]
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54 | assert_equal 'c', 'abc'[-1]
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55 | assert_nil 'abc'[10]
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56 | assert_nil 'abc'[-10]
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57 | assert_equal 'b', 'abc'[1.1] if Object.const_defined?(:Float)
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58 |
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59 | # length of args is 2
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60 | assert_nil 'abc'[0, -1]
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61 | assert_nil 'abc'[10, 0]
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62 | assert_nil 'abc'[-10, 0]
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63 | assert_equal '', 'abc'[0, 0]
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64 | assert_equal 'bc', 'abc'[1, 2]
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65 |
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66 | # args is String
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67 | assert_equal 'bc', 'abc'['bc']
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68 | assert_nil 'abc'['XX']
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69 |
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70 | assert_raise(TypeError) { 'abc'[nil] }
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71 | end
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72 |
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73 | assert('String#[](UTF-8)', '15.2.10.5.6') do
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74 | assert_equal "ち", "こんにちは世界"[3]
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75 | assert_equal nil, "こんにちは世界"[20]
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76 | assert_equal "世", "こんにちは世界"[-2]
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77 | assert_equal "世界", "こんにちは世界"[-2..-1]
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78 | assert_equal "んに", "こんにちは世界"[1,2]
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79 | assert_equal "世", "こんにちは世界"["世"]
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80 | end if UTF8STRING
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81 |
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82 | assert('String#[] with Range') do
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83 | a1 = 'abc'[1..0]
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84 | b1 = 'abc'[1..1]
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85 | c1 = 'abc'[1..2]
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86 | d1 = 'abc'[1..3]
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87 | e1 = 'abc'[1..4]
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88 | f1 = 'abc'[0..-2]
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89 | g1 = 'abc'[-2..3]
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90 | h1 = 'abc'[3..4]
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91 | i1 = 'abc'[4..5]
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92 | j1 = 'abcdefghijklmnopqrstuvwxyz'[1..3]
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93 | a2 = 'abc'[1...0]
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94 | b2 = 'abc'[1...1]
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95 | c2 = 'abc'[1...2]
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96 | d2 = 'abc'[1...3]
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97 | e2 = 'abc'[1...4]
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98 | f2 = 'abc'[0...-2]
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99 | g2 = 'abc'[-2...3]
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100 | h2 = 'abc'[3...4]
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101 | i2 = 'abc'[4...5]
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102 | j2 = 'abcdefghijklmnopqrstuvwxyz'[1...3]
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103 |
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104 | assert_equal '', a1
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105 | assert_equal 'b', b1
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106 | assert_equal 'bc', c1
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107 | assert_equal 'bc', d1
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108 | assert_equal 'bc', e1
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109 | assert_equal 'ab', f1
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110 | assert_equal 'bc', g1
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111 | assert_equal '', h1
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112 | assert_nil i2
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113 | assert_equal 'bcd', j1
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114 | assert_equal '', a2
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115 | assert_equal '', b2
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116 | assert_equal 'b', c2
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117 | assert_equal 'bc', d2
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118 | assert_equal 'bc', e2
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119 | assert_equal 'a', f2
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120 | assert_equal 'bc', g2
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121 | assert_equal '', h2
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122 | assert_nil i2
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123 | assert_equal 'bc', j2
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124 | end
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125 |
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126 | assert('String#[]=') do
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127 | # length of args is 1
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128 | a = 'abc'
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129 | a[0] = 'X'
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130 | assert_equal 'Xbc', a
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131 |
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132 | b = 'abc'
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133 | b[-1] = 'X'
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134 | assert_equal 'abX', b
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135 |
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136 | c = 'abc'
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137 | assert_raise(IndexError) do
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138 | c[10] = 'X'
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139 | end
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140 |
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141 | d = 'abc'
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142 | assert_raise(IndexError) do
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143 | d[-10] = 'X'
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144 | end
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145 |
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146 | if Object.const_defined?(:Float)
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147 | e = 'abc'
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148 | e[1.1] = 'X'
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149 | assert_equal 'aXc', e
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150 | end
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151 |
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152 | assert_raise(TypeError) { 'a'[0] = 1 }
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153 | assert_raise(TypeError) { 'a'[:a] = '1' }
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154 |
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155 | # length of args is 2
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156 | a1 = 'abc'
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157 | assert_raise(IndexError) do
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158 | a1[0, -1] = 'X'
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159 | end
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160 |
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161 | b1 = 'abc'
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162 | assert_raise(IndexError) do
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163 | b1[10, 0] = 'X'
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164 | end
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165 |
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166 | c1 = 'abc'
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167 | assert_raise(IndexError) do
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168 | c1[-10, 0] = 'X'
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169 | end
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170 |
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171 | d1 = 'abc'
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172 | d1[0, 0] = 'X'
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173 | assert_equal 'Xabc', d1
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174 |
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175 | e1 = 'abc'
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176 | e1[1, 3] = 'X'
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177 | assert_equal 'aX', e1
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178 |
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179 | # args is RegExp
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180 | # It will be tested in mrbgems.
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181 |
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182 | # args is String
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183 | a3 = 'abc'
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184 | a3['bc'] = 'X'
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185 | assert_equal a3, 'aX'
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186 |
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187 | b3 = 'abc'
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188 | assert_raise(IndexError) do
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189 | b3['XX'] = 'Y'
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190 | end
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191 |
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192 | assert_raise(TypeError) { 'a'[:a, 0] = '1' }
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193 | assert_raise(TypeError) { 'a'[0, :a] = '1' }
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194 | assert_raise(TypeError) { 'a'[0, 1] = 1 }
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195 | end
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196 |
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197 | assert('String[]=(UTF-8)') do
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198 | a = "➀➁➂➃➄"
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199 | a[3] = "⚃"
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200 | assert_equal "➀➁➂⚃➄", a
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201 |
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202 | b = "➀➁➂➃➄"
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203 | b[3, 0] = "⛄"
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204 | assert_equal "➀➁➂⛄➃➄", b
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205 |
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206 | c = "➀➁➂➃➄"
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207 | c[3, 2] = "⚃⚄"
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208 | assert_equal "➀➁➂⚃⚄", c
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209 |
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210 | d = "➀➁➂➃➄"
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211 | d[5] = "⛄"
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212 | assert_equal "➀➁➂➃➄⛄", d
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213 |
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214 | e = "➀➁➂➃➄"
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215 | e[5, 0] = "⛄"
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216 | assert_equal "➀➁➂➃➄⛄", e
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217 |
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218 | f = "➀➁➂➃➄"
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219 | f[5, 2] = "⛄"
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220 | assert_equal "➀➁➂➃➄⛄", f
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221 |
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222 | g = "➀➁➂➃➄"
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223 | assert_raise(IndexError) { g[6] = "⛄" }
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224 |
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225 | h = "➀➁➂➃➄"
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226 | assert_raise(IndexError) { h[6, 0] = "⛄" }
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227 |
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228 | i = "➀➁➂➃➄"
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229 | assert_raise(IndexError) { i[6, 2] = "⛄" }
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230 |
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231 | j = "➀➁➂➃➄"
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232 | j["➃"] = "⚃"
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233 | assert_equal "➀➁➂⚃➄", j
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234 |
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235 | k = "➀➁➂➃➄"
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236 | assert_raise(IndexError) { k["⛄"] = "⛇" }
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237 |
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238 | l = "➀➁➂➃➄"
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239 | assert_nothing_raised { l["➂"] = "" }
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240 | assert_equal "➀➁➃➄", l
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241 |
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242 | m = "➀➁➂➃➄"
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243 | assert_raise(TypeError) { m["➂"] = nil }
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244 | assert_equal "➀➁➂➃➄", m
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245 | end if UTF8STRING
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246 |
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247 | assert('String#capitalize', '15.2.10.5.7') do
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248 | a = 'abc'
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249 | a.capitalize
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250 |
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251 | assert_equal 'abc', a
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252 | assert_equal 'Abc', 'abc'.capitalize
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253 | end
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254 |
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255 | assert('String#capitalize!', '15.2.10.5.8') do
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256 | a = 'abc'
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257 | a.capitalize!
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258 |
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259 | assert_equal 'Abc', a
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260 | assert_equal nil, 'Abc'.capitalize!
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261 | end
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262 |
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263 | assert('String#chomp', '15.2.10.5.9') do
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264 | a = 'abc'.chomp
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265 | b = ''.chomp
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266 | c = "abc\n".chomp
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267 | d = "abc\n\n".chomp
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268 | e = "abc\t".chomp("\t")
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269 | f = "abc\n"
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270 |
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271 | f.chomp
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272 |
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273 | assert_equal 'abc', a
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274 | assert_equal '', b
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275 | assert_equal 'abc', c
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276 | assert_equal "abc\n", d
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277 | assert_equal 'abc', e
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278 | assert_equal "abc\n", f
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279 | end
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280 |
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281 | assert('String#chomp!', '15.2.10.5.10') do
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282 | a = 'abc'
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283 | b = ''
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284 | c = "abc\n"
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285 | d = "abc\n\n"
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286 | e = "abc\t"
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287 |
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288 | a.chomp!
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289 | b.chomp!
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290 | c.chomp!
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291 | d.chomp!
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292 | e.chomp!("\t")
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293 |
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294 | assert_equal 'abc', a
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295 | assert_equal '', b
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296 | assert_equal 'abc', c
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297 | assert_equal "abc\n", d
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298 | assert_equal 'abc', e
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299 | end
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300 |
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301 | assert('String#chop', '15.2.10.5.11') do
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302 | a = ''.chop
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303 | b = 'abc'.chop
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304 | c = 'abc'
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305 |
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306 | c.chop
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307 |
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308 | assert_equal '', a
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309 | assert_equal 'ab', b
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310 | assert_equal 'abc', c
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311 | end
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312 |
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313 | assert('String#chop(UTF-8)', '15.2.10.5.11') do
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314 | a = ''.chop
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315 | b = 'あいう'.chop
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316 | c = "あ\nい".chop.chop
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317 |
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318 | assert_equal '', a
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319 | assert_equal 'あい', b
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320 | assert_equal 'あ', c
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321 | end if UTF8STRING
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322 |
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323 | assert('String#chop!', '15.2.10.5.12') do
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324 | a = ''
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325 | b = 'abc'
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326 |
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327 | a.chop!
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328 | b.chop!
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329 |
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330 | assert_equal a, ''
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331 | assert_equal b, 'ab'
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332 | end
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333 |
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334 | assert('String#chop!(UTF-8)', '15.2.10.5.12') do
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335 | a = ''
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336 | b = "あいうえ\n"
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337 | c = "あいうえ\n"
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338 |
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339 | a.chop!
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340 | b.chop!
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341 | c.chop!
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342 | c.chop!
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343 |
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344 | assert_equal a, ''
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345 | assert_equal b, 'あいうえ'
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346 | assert_equal c, 'あいう'
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347 | end if UTF8STRING
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348 |
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349 | assert('String#downcase', '15.2.10.5.13') do
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350 | a = 'ABC'.downcase
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351 | b = 'ABC'
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352 |
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353 | b.downcase
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354 |
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355 | assert_equal 'abc', a
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356 | assert_equal 'ABC', b
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357 | end
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358 |
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359 | assert('String#downcase!', '15.2.10.5.14') do
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360 | a = 'ABC'
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361 |
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362 | a.downcase!
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363 |
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364 | assert_equal 'abc', a
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365 | assert_equal nil, 'abc'.downcase!
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366 | end
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367 |
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368 | assert('String#each_line', '15.2.10.5.15') do
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369 | a = "first line\nsecond line\nthird line"
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370 | list = ["first line\n", "second line\n", "third line"]
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371 | n_list = []
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372 |
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373 | a.each_line do |line|
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374 | n_list << line
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375 | end
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376 |
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377 | assert_equal list, n_list
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378 |
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379 | n_list.clear
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380 | a.each_line("li") do |line|
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381 | n_list << line
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382 | end
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383 | assert_equal ["first li", "ne\nsecond li", "ne\nthird li", "ne"], n_list
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384 | end
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385 |
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386 | assert('String#empty?', '15.2.10.5.16') do
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387 | a = ''
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388 | b = 'not empty'
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389 |
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390 | assert_true a.empty?
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391 | assert_false b.empty?
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392 | end
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393 |
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394 | assert('String#eql?', '15.2.10.5.17') do
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395 | assert_true 'abc'.eql?('abc')
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396 | assert_false 'abc'.eql?('cba')
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397 | end
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398 |
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399 | assert('String#gsub', '15.2.10.5.18') do
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400 | assert_equal('aBcaBc', 'abcabc'.gsub('b', 'B'), 'gsub without block')
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401 | assert_equal('aBcaBc', 'abcabc'.gsub('b'){|w| w.capitalize }, 'gsub with block')
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402 | assert_equal('$a$a$', '#a#a#'.gsub('#', '$'), 'mruby/mruby#847')
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403 | assert_equal('$a$a$', '#a#a#'.gsub('#'){|_w| '$' }, 'mruby/mruby#847 with block')
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404 | assert_equal('$$a$$', '##a##'.gsub('##', '$$'), 'mruby/mruby#847 another case')
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405 | assert_equal('$$a$$', '##a##'.gsub('##'){|_w| '$$' }, 'mruby/mruby#847 another case with block')
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406 | assert_equal('A', 'a'.gsub('a', 'A'))
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407 | assert_equal('A', 'a'.gsub('a'){|w| w.capitalize })
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408 | assert_equal("<a><><>", 'a'.gsub('a', '<\0><\1><\2>'))
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409 | assert_equal(".h.e.l.l.o.", "hello".gsub("", "."))
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410 | a = []
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411 | assert_equal(".h.e.l.l.o.", "hello".gsub("") { |i| a << i; "." })
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412 | assert_equal(["", "", "", "", "", ""], a)
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413 | assert_raise(ArgumentError) { "".gsub }
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414 | assert_raise(ArgumentError) { "".gsub("", "", "") }
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415 | end
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416 |
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417 | assert('String#gsub with backslash') do
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418 | s = 'abXcdXef'
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419 | assert_equal 'ab<\\>cd<\\>ef', s.gsub('X', '<\\\\>')
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420 | assert_equal 'ab<X>cd<X>ef', s.gsub('X', '<\\&>')
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421 | assert_equal 'ab<X>cd<X>ef', s.gsub('X', '<\\0>')
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422 | assert_equal 'ab<ab>cd<abXcd>ef', s.gsub('X', '<\\`>')
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423 | assert_equal 'ab<cdXef>cd<ef>ef', s.gsub('X', '<\\\'>')
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424 | end
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425 |
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426 | assert('String#gsub!', '15.2.10.5.19') do
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427 | a = 'abcabc'
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428 | a.gsub!('b', 'B')
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429 |
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430 | b = 'abcabc'
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431 | b.gsub!('b') { |w| w.capitalize }
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432 |
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433 | assert_equal 'aBcaBc', a
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434 | assert_equal 'aBcaBc', b
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435 | end
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436 |
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---|
437 | assert('String#hash', '15.2.10.5.20') do
|
---|
438 | a = 'abc'
|
---|
439 |
|
---|
440 | assert_equal 'abc'.hash, a.hash
|
---|
441 | end
|
---|
442 |
|
---|
443 | assert('String#include?', '15.2.10.5.21') do
|
---|
444 | assert_true 'abc'.include?('a')
|
---|
445 | assert_false 'abc'.include?('d')
|
---|
446 | end
|
---|
447 |
|
---|
448 | assert('String#index', '15.2.10.5.22') do
|
---|
449 | assert_equal 0, 'abc'.index('a')
|
---|
450 | assert_nil 'abc'.index('d')
|
---|
451 | assert_equal 3, 'abcabc'.index('a', 1)
|
---|
452 | assert_equal 5, "hello".index("", 5)
|
---|
453 | assert_equal nil, "hello".index("", 6)
|
---|
454 | assert_equal 3, "hello".index("l", -2)
|
---|
455 | assert_raise(ArgumentError) { "hello".index }
|
---|
456 | assert_raise(TypeError) { "hello".index(101) }
|
---|
457 | end
|
---|
458 |
|
---|
459 | assert('String#index(UTF-8)', '15.2.10.5.22') do
|
---|
460 | assert_equal 0, '⓿➊➋➌➍➎'.index('⓿')
|
---|
461 | assert_nil '⓿➊➋➌➍➎'.index('➓')
|
---|
462 | assert_equal 6, '⓿➊➋➌➍➎⓿➊➋➌➍➎'.index('⓿', 1)
|
---|
463 | assert_equal 6, '⓿➊➋➌➍➎⓿➊➋➌➍➎'.index('⓿', -7)
|
---|
464 | assert_equal 6, "⓿➊➋➌➍➎".index("", 6)
|
---|
465 | assert_equal nil, "⓿➊➋➌➍➎".index("", 7)
|
---|
466 | assert_equal 0, '⓿➊➋➌➍➎'.index("\xe2")
|
---|
467 | assert_equal nil, '⓿➊➋➌➍➎'.index("\xe3")
|
---|
468 | assert_equal 6, "\xd1\xd1\xd1\xd1\xd1\xd1⓿➊➋➌➍➎".index('⓿')
|
---|
469 | end if UTF8STRING
|
---|
470 |
|
---|
471 | assert('String#initialize', '15.2.10.5.23') do
|
---|
472 | a = ''
|
---|
473 | a.initialize('abc')
|
---|
474 | assert_equal 'abc', a
|
---|
475 |
|
---|
476 | a.initialize('abcdefghijklmnopqrstuvwxyz')
|
---|
477 | assert_equal 'abcdefghijklmnopqrstuvwxyz', a
|
---|
478 | end
|
---|
479 |
|
---|
480 | assert('String#initialize_copy', '15.2.10.5.24') do
|
---|
481 | a = ''
|
---|
482 | a.initialize_copy('abc')
|
---|
483 |
|
---|
484 | assert_equal 'abc', a
|
---|
485 | end
|
---|
486 |
|
---|
487 | assert('String#intern', '15.2.10.5.25') do
|
---|
488 | assert_equal :abc, 'abc'.intern
|
---|
489 | end
|
---|
490 |
|
---|
491 | assert('String#length', '15.2.10.5.26') do
|
---|
492 | assert_equal 3, 'abc'.length
|
---|
493 | end
|
---|
494 |
|
---|
495 | # 'String#match', '15.2.10.5.27' will be tested in mrbgems.
|
---|
496 |
|
---|
497 | assert('String#replace', '15.2.10.5.28') do
|
---|
498 | a = ''
|
---|
499 | a.replace('abc')
|
---|
500 |
|
---|
501 | assert_equal 'abc', a
|
---|
502 | assert_equal 'abc', 'cba'.replace(a)
|
---|
503 |
|
---|
504 | b = 'abc' * 10
|
---|
505 | c = ('cba' * 10).dup
|
---|
506 | b.replace(c);
|
---|
507 | c.replace(b);
|
---|
508 | assert_equal c, b
|
---|
509 |
|
---|
510 | # shared string
|
---|
511 | s = "foo" * 100
|
---|
512 | a = s[10, 90] # create shared string
|
---|
513 | assert_equal("", s.replace("")) # clear
|
---|
514 | assert_equal("", s) # s is cleared
|
---|
515 | assert_not_equal("", a) # a should not be affected
|
---|
516 | end
|
---|
517 |
|
---|
518 | assert('String#reverse', '15.2.10.5.29') do
|
---|
519 | a = 'abc'
|
---|
520 | a.reverse
|
---|
521 |
|
---|
522 | assert_equal 'abc', a
|
---|
523 | assert_equal 'cba', 'abc'.reverse
|
---|
524 | end
|
---|
525 |
|
---|
526 | assert('String#reverse(UTF-8)', '15.2.10.5.29') do
|
---|
527 | a = 'こんにちは世界!'
|
---|
528 | a.reverse
|
---|
529 |
|
---|
530 | assert_equal 'こんにちは世界!', a
|
---|
531 | assert_equal '!界世はちにんこ', 'こんにちは世界!'.reverse
|
---|
532 | assert_equal 'あ', 'あ'.reverse
|
---|
533 | end if UTF8STRING
|
---|
534 |
|
---|
535 | assert('String#reverse!', '15.2.10.5.30') do
|
---|
536 | a = 'abc'
|
---|
537 | a.reverse!
|
---|
538 |
|
---|
539 | assert_equal 'cba', a
|
---|
540 | assert_equal 'cba', 'abc'.reverse!
|
---|
541 | end
|
---|
542 |
|
---|
543 | assert('String#reverse!(UTF-8)', '15.2.10.5.30') do
|
---|
544 | a = 'こんにちは世界!'
|
---|
545 | a.reverse!
|
---|
546 |
|
---|
547 | assert_equal '!界世はちにんこ', a
|
---|
548 | assert_equal '!界世はちにんこ', 'こんにちは世界!'.reverse!
|
---|
549 |
|
---|
550 | b = 'あ'
|
---|
551 | b.reverse!
|
---|
552 | assert_equal 'あ', b
|
---|
553 | end if UTF8STRING
|
---|
554 |
|
---|
555 | assert('String#rindex', '15.2.10.5.31') do
|
---|
556 | assert_equal 0, 'abc'.rindex('a')
|
---|
557 | assert_equal 0, 'abc'.rindex('a', 3)
|
---|
558 | assert_nil 'abc'.rindex('a', -4)
|
---|
559 | assert_nil 'abc'.rindex('d')
|
---|
560 | assert_equal 6, 'abcabc'.rindex('')
|
---|
561 | assert_equal 3, 'abcabc'.rindex('a')
|
---|
562 | assert_equal 0, 'abcabc'.rindex('a', 1)
|
---|
563 | assert_equal 3, 'abcabc'.rindex('a', 4)
|
---|
564 | assert_equal 0, 'abcabc'.rindex('a', -4)
|
---|
565 | assert_raise(ArgumentError) { "hello".rindex }
|
---|
566 | assert_raise(TypeError) { "hello".rindex(101) }
|
---|
567 | end
|
---|
568 |
|
---|
569 | assert('String#rindex(UTF-8)', '15.2.10.5.31') do
|
---|
570 | str = "こんにちは世界!\nこんにちは世界!"
|
---|
571 | assert_nil str.rindex('さ')
|
---|
572 | assert_equal 12, str.rindex('ち')
|
---|
573 | assert_equal 3, str.rindex('ち', 10)
|
---|
574 | assert_equal 3, str.rindex('ち', -6)
|
---|
575 |
|
---|
576 | broken = "\xf0☀\xf1☁\xf2☂\xf3☃\xf0☀\xf1☁\xf2☂\xf3☃"
|
---|
577 | assert_nil broken.rindex("\x81") # "\x81" is a part of "☁" ("\xe2\x98\x81")
|
---|
578 | assert_equal 11, broken.rindex("☁")
|
---|
579 | assert_equal 11, broken.rindex("☁", 12)
|
---|
580 | assert_equal 11, broken.rindex("☁", 11)
|
---|
581 | assert_equal 3, broken.rindex("☁", 10)
|
---|
582 | end if UTF8STRING
|
---|
583 |
|
---|
584 | # assert('String#scan', '15.2.10.5.32') do
|
---|
585 | # # Not implemented yet
|
---|
586 | # end
|
---|
587 |
|
---|
588 | assert('String#size', '15.2.10.5.33') do
|
---|
589 | assert_equal 3, 'abc'.size
|
---|
590 | end
|
---|
591 |
|
---|
592 | assert('String#size(UTF-8)', '15.2.10.5.33') do
|
---|
593 | str = 'こんにちは世界!'
|
---|
594 | assert_equal 8, str.size
|
---|
595 | assert_not_equal str.bytesize, str.size
|
---|
596 | assert_equal 2, str[1, 2].size
|
---|
597 | end if UTF8STRING
|
---|
598 |
|
---|
599 | assert('String#slice', '15.2.10.5.34') do
|
---|
600 | # length of args is 1
|
---|
601 | a = 'abc'.slice(0)
|
---|
602 | b = 'abc'.slice(-1)
|
---|
603 | c = 'abc'.slice(10)
|
---|
604 | d = 'abc'.slice(-10)
|
---|
605 |
|
---|
606 | # length of args is 2
|
---|
607 | a1 = 'abc'.slice(0, -1)
|
---|
608 | b1 = 'abc'.slice(10, 0)
|
---|
609 | c1 = 'abc'.slice(-10, 0)
|
---|
610 | d1 = 'abc'.slice(0, 0)
|
---|
611 | e1 = 'abc'.slice(1, 2)
|
---|
612 |
|
---|
613 | # slice of shared string
|
---|
614 | e11 = e1.slice(0)
|
---|
615 |
|
---|
616 | # args is RegExp
|
---|
617 | # It will be tested in mrbgems.
|
---|
618 |
|
---|
619 | # args is String
|
---|
620 | a3 = 'abc'.slice('bc')
|
---|
621 | b3 = 'abc'.slice('XX')
|
---|
622 |
|
---|
623 | assert_equal 'a', a
|
---|
624 | assert_equal 'c', b
|
---|
625 | assert_nil c
|
---|
626 | assert_nil d
|
---|
627 | assert_nil a1
|
---|
628 | assert_nil b1
|
---|
629 | assert_nil c1
|
---|
630 | assert_equal '', d1
|
---|
631 | assert_equal 'bc', e1
|
---|
632 | assert_equal 'b', e11
|
---|
633 | assert_equal 'bc', a3
|
---|
634 | assert_nil b3
|
---|
635 | end
|
---|
636 |
|
---|
637 | # TODO Broken ATM
|
---|
638 | assert('String#split', '15.2.10.5.35') do
|
---|
639 | # without RegExp behavior is actually unspecified
|
---|
640 | assert_equal ['abc', 'abc', 'abc'], 'abc abc abc'.split
|
---|
641 | assert_equal ["a", "b", "c", "", "d"], 'a,b,c,,d'.split(',')
|
---|
642 | assert_equal ['abc', 'abc', 'abc'], 'abc abc abc'.split(nil)
|
---|
643 | assert_equal ['a', 'b', 'c'], 'abc'.split("")
|
---|
644 | end
|
---|
645 |
|
---|
646 | assert('String#split(UTF-8)', '15.2.10.5.35') do
|
---|
647 | got = "こんにちは世界!".split('')
|
---|
648 | assert_equal ['こ', 'ん', 'に', 'ち', 'は', '世', '界', '!'], got
|
---|
649 | got = "こんにちは世界!".split('に')
|
---|
650 | assert_equal ['こん', 'ちは世界!'], got
|
---|
651 | end if UTF8STRING
|
---|
652 |
|
---|
653 | assert('String#sub', '15.2.10.5.36') do
|
---|
654 | assert_equal 'aBcabc', 'abcabc'.sub('b', 'B')
|
---|
655 | assert_equal 'aBcabc', 'abcabc'.sub('b') { |w| w.capitalize }
|
---|
656 | assert_equal 'aa$', 'aa#'.sub('#', '$')
|
---|
657 | assert_equal '.abc', "abc".sub("", ".")
|
---|
658 |
|
---|
659 | str = "abc"
|
---|
660 | miss = str.sub("X", "Z")
|
---|
661 | assert_equal str, miss
|
---|
662 | assert_not_same str, miss
|
---|
663 |
|
---|
664 | a = []
|
---|
665 | assert_equal '.abc', "abc".sub("") { |i| a << i; "." }
|
---|
666 | assert_equal [""], a
|
---|
667 | end
|
---|
668 |
|
---|
669 | assert('String#sub with backslash') do
|
---|
670 | s = 'abXcdXef'
|
---|
671 | assert_equal 'ab<\\>cdXef', s.sub('X', '<\\\\>')
|
---|
672 | assert_equal 'ab<X>cdXef', s.sub('X', '<\\&>')
|
---|
673 | assert_equal 'ab<X>cdXef', s.sub('X', '<\\0>')
|
---|
674 | assert_equal 'ab<ab>cdXef', s.sub('X', '<\\`>')
|
---|
675 | assert_equal 'ab<cdXef>cdXef', s.sub('X', '<\\\'>')
|
---|
676 | end
|
---|
677 |
|
---|
678 | assert('String#sub!', '15.2.10.5.37') do
|
---|
679 | a = 'abcabc'
|
---|
680 | a.sub!('b', 'B')
|
---|
681 |
|
---|
682 | b = 'abcabc'
|
---|
683 | b.sub!('b') { |w| w.capitalize }
|
---|
684 |
|
---|
685 | assert_equal 'aBcabc', a
|
---|
686 | assert_equal 'aBcabc', b
|
---|
687 | end
|
---|
688 |
|
---|
689 | assert('String#to_f', '15.2.10.5.38') do
|
---|
690 | assert_operator(0.0, :eql?, ''.to_f)
|
---|
691 | assert_operator(123456789.0, :eql?, '123456789'.to_f)
|
---|
692 | assert_operator(12345.6789, :eql?, '12345.6789'.to_f)
|
---|
693 | assert_operator(0.0, :eql?, '1e-2147483648'.to_f)
|
---|
694 | assert_operator(Float::INFINITY, :eql?, '1e2147483648'.to_f)
|
---|
695 | assert_operator(0.0, :eql?, 'a'.to_f)
|
---|
696 | assert_operator(4.0, :eql?, '4a5'.to_f)
|
---|
697 | assert_operator(12.0, :eql?, '1_2__3'.to_f)
|
---|
698 | assert_operator(123.0, :eql?, '1_2_3'.to_f)
|
---|
699 | assert_operator(68.0, :eql?, '68_'.to_f)
|
---|
700 | assert_operator(68.0, :eql?, '68._7'.to_f)
|
---|
701 | assert_operator(68.7, :eql?, '68.7_'.to_f)
|
---|
702 | assert_operator(68.7, :eql?, '68.7_ '.to_f)
|
---|
703 | assert_operator(6.0, :eql?, '6 8.7'.to_f)
|
---|
704 | assert_operator(68.0, :eql?, '68. 7'.to_f)
|
---|
705 | assert_operator(0.0, :eql?, '_68'.to_f)
|
---|
706 | assert_operator(0.0, :eql?, ' _68'.to_f)
|
---|
707 | assert_operator(12.34, :eql?, '1_2.3_4'.to_f)
|
---|
708 | assert_operator(12.3, :eql?, '1_2.3__4'.to_f)
|
---|
709 | assert_operator(0.9, :eql?, '.9'.to_f)
|
---|
710 | assert_operator(0.9, :eql?, "\t\r\n\f\v .9 \t\r\n\f\v".to_f)
|
---|
711 | end if Object.const_defined?(:Float)
|
---|
712 |
|
---|
713 | assert('String#to_i', '15.2.10.5.39') do
|
---|
714 | assert_operator 0, :eql?, ''.to_i
|
---|
715 | assert_operator 32143, :eql?, '32143'.to_i
|
---|
716 | assert_operator 10, :eql?, 'a'.to_i(16)
|
---|
717 | assert_operator 4, :eql?, '100'.to_i(2)
|
---|
718 | assert_operator 1_000, :eql?, '1_000'.to_i
|
---|
719 | assert_operator 0, :eql?, 'a'.to_i
|
---|
720 | assert_operator 4, :eql?, '4a5'.to_i
|
---|
721 | assert_operator 12, :eql?, '1_2__3'.to_i
|
---|
722 | assert_operator 123, :eql?, '1_2_3'.to_i
|
---|
723 | assert_operator 68, :eql?, '68_'.to_i
|
---|
724 | assert_operator 68, :eql?, '68_ '.to_i
|
---|
725 | assert_operator 0, :eql?, '_68'.to_i
|
---|
726 | assert_operator 0, :eql?, ' _68'.to_i
|
---|
727 | assert_operator 68, :eql?, "\t\r\n\f\v 68 \t\r\n\f\v".to_i
|
---|
728 | assert_operator 6, :eql?, ' 6 8 '.to_i
|
---|
729 | end
|
---|
730 |
|
---|
731 | assert('String#to_s', '15.2.10.5.40') do
|
---|
732 | assert_equal 'abc', 'abc'.to_s
|
---|
733 | end
|
---|
734 |
|
---|
735 | assert('String#to_sym', '15.2.10.5.41') do
|
---|
736 | assert_equal :abc, 'abc'.to_sym
|
---|
737 | end
|
---|
738 |
|
---|
739 | assert('String#upcase', '15.2.10.5.42') do
|
---|
740 | a = 'abc'.upcase
|
---|
741 | b = 'abc'
|
---|
742 |
|
---|
743 | b.upcase
|
---|
744 |
|
---|
745 | assert_equal 'ABC', a
|
---|
746 | assert_equal 'abc', b
|
---|
747 | end
|
---|
748 |
|
---|
749 | assert('String#upcase!', '15.2.10.5.43') do
|
---|
750 | a = 'abc'
|
---|
751 |
|
---|
752 | a.upcase!
|
---|
753 |
|
---|
754 | assert_equal 'ABC', a
|
---|
755 | assert_equal nil, 'ABC'.upcase!
|
---|
756 |
|
---|
757 | a = 'abcdefghijklmnopqrstuvwxyz'
|
---|
758 | b = a.dup
|
---|
759 | a.upcase!
|
---|
760 | b.upcase!
|
---|
761 | assert_equal 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', b
|
---|
762 | end
|
---|
763 |
|
---|
764 | assert('String#inspect', '15.2.10.5.46') do
|
---|
765 | assert_equal "\"\\x00\"", "\0".inspect
|
---|
766 | assert_equal "\"foo\"", "foo".inspect
|
---|
767 | if UTF8STRING
|
---|
768 | assert_equal '"る"', "る".inspect
|
---|
769 | else
|
---|
770 | assert_equal '"\xe3\x82\x8b"', "る".inspect
|
---|
771 | end
|
---|
772 |
|
---|
773 | # should not raise an exception - regress #1210
|
---|
774 | assert_nothing_raised do
|
---|
775 | ("\1" * 100).inspect
|
---|
776 | end
|
---|
777 | end
|
---|
778 |
|
---|
779 | # Not ISO specified
|
---|
780 |
|
---|
781 | assert('String interpolation (mrb_str_concat for shared strings)') do
|
---|
782 | a = "A" * 32
|
---|
783 | assert_equal "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA:", "#{a}:"
|
---|
784 | end
|
---|
785 |
|
---|
786 | assert('String#bytes') do
|
---|
787 | str1 = "hello"
|
---|
788 | bytes1 = [104, 101, 108, 108, 111]
|
---|
789 |
|
---|
790 | str2 = "\xFF"
|
---|
791 | bytes2 = [0xFF]
|
---|
792 |
|
---|
793 | assert_equal bytes1, str1.bytes
|
---|
794 | assert_equal bytes2, str2.bytes
|
---|
795 | end
|
---|
796 |
|
---|
797 | assert('String#each_byte') do
|
---|
798 | str1 = "hello"
|
---|
799 | bytes1 = [104, 101, 108, 108, 111]
|
---|
800 | bytes2 = []
|
---|
801 |
|
---|
802 | str1.each_byte {|b| bytes2 << b }
|
---|
803 |
|
---|
804 | assert_equal bytes1, bytes2
|
---|
805 | end
|
---|
806 |
|
---|
807 | assert('String#freeze') do
|
---|
808 | str = "hello"
|
---|
809 | str.freeze
|
---|
810 |
|
---|
811 | assert_raise(FrozenError) { str.upcase! }
|
---|
812 | end
|
---|
813 |
|
---|
814 | assert('String literal concatenation') do
|
---|
815 | assert_equal 2, ("A" "B").size
|
---|
816 | assert_equal 3, ('A' "B" 'C').size
|
---|
817 | assert_equal 4, (%(A) "B#{?C}" "D").size
|
---|
818 | end
|
---|
819 |
|
---|
820 | assert('String#getbyte') do
|
---|
821 | str1 = "hello"
|
---|
822 | bytes1 = [104, 101, 108, 108, 111]
|
---|
823 | assert_equal bytes1[0], str1.getbyte(0)
|
---|
824 | assert_equal bytes1[-1], str1.getbyte(-1)
|
---|
825 | assert_equal bytes1[6], str1.getbyte(6)
|
---|
826 |
|
---|
827 | str2 = "\xFF"
|
---|
828 | bytes2 = [0xFF]
|
---|
829 | assert_equal bytes2[0], str2.getbyte(0)
|
---|
830 | end
|
---|
831 |
|
---|
832 | assert('String#setbyte') do
|
---|
833 | str1 = "hello"
|
---|
834 | h = "H".getbyte(0)
|
---|
835 | str1.setbyte(0, h)
|
---|
836 | assert_equal(h, str1.getbyte(0))
|
---|
837 | assert_equal("Hello", str1)
|
---|
838 | end
|
---|
839 |
|
---|
840 | assert('String#byteslice') do
|
---|
841 | str1 = "hello"
|
---|
842 | str2 = "\u3042ab" # "\xE3\x81\x82ab"
|
---|
843 |
|
---|
844 | assert_equal("h", str1.byteslice(0))
|
---|
845 | assert_equal("e", str1.byteslice(1))
|
---|
846 | assert_equal(nil, str1.byteslice(5))
|
---|
847 | assert_equal("o", str1.byteslice(-1))
|
---|
848 | assert_equal(nil, str1.byteslice(-6))
|
---|
849 | assert_equal("\xE3", str2.byteslice(0))
|
---|
850 | assert_equal("\x81", str2.byteslice(1))
|
---|
851 | assert_equal(nil, str2.byteslice(5))
|
---|
852 | assert_equal("b", str2.byteslice(-1))
|
---|
853 | assert_equal(nil, str2.byteslice(-6))
|
---|
854 |
|
---|
855 | assert_equal("", str1.byteslice(0, 0))
|
---|
856 | assert_equal(str1, str1.byteslice(0, 6))
|
---|
857 | assert_equal("el", str1.byteslice(1, 2))
|
---|
858 | assert_equal("", str1.byteslice(5, 1))
|
---|
859 | assert_equal("o", str1.byteslice(-1, 6))
|
---|
860 | assert_equal(nil, str1.byteslice(-6, 1))
|
---|
861 | assert_equal(nil, str1.byteslice(0, -1))
|
---|
862 | assert_equal("", str2.byteslice(0, 0))
|
---|
863 | assert_equal(str2, str2.byteslice(0, 6))
|
---|
864 | assert_equal("\x81\x82", str2.byteslice(1, 2))
|
---|
865 | assert_equal("", str2.byteslice(5, 1))
|
---|
866 | assert_equal("b", str2.byteslice(-1, 6))
|
---|
867 | assert_equal(nil, str2.byteslice(-6, 1))
|
---|
868 | assert_equal(nil, str2.byteslice(0, -1))
|
---|
869 |
|
---|
870 | assert_equal("ell", str1.byteslice(1..3))
|
---|
871 | assert_equal("el", str1.byteslice(1...3))
|
---|
872 | assert_equal("h", str1.byteslice(0..0))
|
---|
873 | assert_equal("", str1.byteslice(5..0))
|
---|
874 | assert_equal("o", str1.byteslice(4..5))
|
---|
875 | assert_equal(nil, str1.byteslice(6..0))
|
---|
876 | assert_equal("", str1.byteslice(-1..0))
|
---|
877 | assert_equal("llo", str1.byteslice(-3..5))
|
---|
878 | assert_equal("\x81\x82a", str2.byteslice(1..3))
|
---|
879 | assert_equal("\x81\x82", str2.byteslice(1...3))
|
---|
880 | assert_equal("\xE3", str2.byteslice(0..0))
|
---|
881 | assert_equal("", str2.byteslice(5..0))
|
---|
882 | assert_equal("b", str2.byteslice(4..5))
|
---|
883 | assert_equal(nil, str2.byteslice(6..0))
|
---|
884 | assert_equal("", str2.byteslice(-1..0))
|
---|
885 | assert_equal("\x82ab", str2.byteslice(-3..5))
|
---|
886 |
|
---|
887 | assert_raise(ArgumentError) { str1.byteslice }
|
---|
888 | assert_raise(ArgumentError) { str1.byteslice(1, 2, 3) }
|
---|
889 | assert_raise(TypeError) { str1.byteslice("1") }
|
---|
890 | assert_raise(TypeError) { str1.byteslice("1", 2) }
|
---|
891 | assert_raise(TypeError) { str1.byteslice(1, "2") }
|
---|
892 | assert_raise(TypeError) { str1.byteslice(1..2, 3) }
|
---|
893 |
|
---|
894 | skip unless Object.const_defined?(:Float)
|
---|
895 | assert_equal("o", str1.byteslice(4.0))
|
---|
896 | assert_equal("\x82ab", str2.byteslice(2.0, 3.0))
|
---|
897 | end
|
---|