1 | ##
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2 | # IO Test
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3 |
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4 | unless Object.respond_to? :assert_nothing_raised
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5 | def assert_nothing_raised(*exp)
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6 | ret = true
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7 | if $mrbtest_assert
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8 | $mrbtest_assert_idx += 1
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9 | msg = exp.last.class == String ? exp.pop : ""
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10 | begin
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11 | yield
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12 | rescue Exception => e
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13 | msg = "#{msg} exception raised."
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14 | diff = " Class: <#{e.class}>\n" +
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15 | " Message: #{e.message}"
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16 | $mrbtest_assert.push([$mrbtest_assert_idx, msg, diff])
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17 | ret = false
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18 | end
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19 | end
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20 | ret
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21 | end
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22 | end
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23 |
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24 | assert('IO TEST SETUP') do
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25 | MRubyIOTestUtil.io_test_setup
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26 | end
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27 |
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28 | assert('IO', '15.2.20') do
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29 | assert_equal(Class, IO.class)
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30 | end
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31 |
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32 | assert('IO', '15.2.20.2') do
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33 | assert_equal(Object, IO.superclass)
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34 | end
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35 |
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36 | assert('IO', '15.2.20.3') do
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37 | assert_include(IO.included_modules, Enumerable)
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38 | end
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39 |
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40 | assert('IO.open', '15.2.20.4.1') do
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41 | fd = IO.sysopen $mrbtest_io_rfname
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42 | assert_equal Fixnum, fd.class
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43 | io = IO.open fd
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44 | assert_equal IO, io.class
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45 | assert_equal $mrbtest_io_msg, io.read
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46 | io.close
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47 |
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48 | fd = IO.sysopen $mrbtest_io_rfname
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49 | IO.open(fd) do |io|
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50 | assert_equal $mrbtest_io_msg, io.read
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51 | end
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52 |
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53 | true
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54 | end
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55 |
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56 | assert('IO#close', '15.2.20.5.1') do
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57 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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58 | assert_nil io.close
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59 | end
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60 |
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61 | assert('IO#closed?', '15.2.20.5.2') do
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62 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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63 | assert_false io.closed?
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64 | io.close
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65 | assert_true io.closed?
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66 | end
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67 |
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68 | #assert('IO#each', '15.2.20.5.3') do
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69 | #assert('IO#each_byte', '15.2.20.5.4') do
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70 | #assert('IO#each_line', '15.2.20.5.5') do
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71 |
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72 | assert('IO#eof?', '15.2.20.5.6') do
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73 | io = IO.new(IO.sysopen($mrbtest_io_wfname, 'w'), 'w')
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74 | assert_raise(IOError) do
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75 | io.eof?
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76 | end
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77 | io.close
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78 |
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79 | # empty file
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80 | io = IO.open(IO.sysopen($mrbtest_io_wfname, 'w'), 'w')
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81 | io.close
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82 | io = IO.open(IO.sysopen($mrbtest_io_wfname, 'r'), 'r')
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83 | assert_true io.eof?
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84 | io.close
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85 |
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86 | # nonempty file
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87 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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88 | assert_false io.eof?
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89 | io.readchar
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90 | assert_false io.eof?
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91 | io.read
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92 | assert_true io.eof?
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93 | io.close
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94 |
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95 | true
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96 | end
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97 |
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98 | assert('IO#flush', '15.2.20.5.7') do
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99 | # Note: mruby-io does not have any buffer to be flushed now.
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100 | io = IO.new(IO.sysopen($mrbtest_io_wfname))
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101 | assert_equal io, io.flush
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102 | io.close
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103 | assert_raise(IOError) do
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104 | io.flush
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105 | end
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106 | end
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107 |
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108 | assert('IO#getc', '15.2.20.5.8') do
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109 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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110 | $mrbtest_io_msg.each_char { |ch|
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111 | assert_equal ch, io.getc
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112 | }
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113 | assert_equal nil, io.getc
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114 | io.close
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115 | true
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116 | end
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117 |
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118 | #assert('IO#gets', '15.2.20.5.9') do
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119 | #assert('IO#initialize_copy', '15.2.20.5.10') do
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120 | #assert('IO#print', '15.2.20.5.11') do
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121 | #assert('IO#putc', '15.2.20.5.12') do
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122 | #assert('IO#puts', '15.2.20.5.13') do
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123 |
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124 | assert('IO#read', '15.2.20.5.14') do
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125 | IO.open(IO.sysopen($mrbtest_io_rfname)) do |io|
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126 | assert_raise(ArgumentError) { io.read(-5) }
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127 | assert_raise(TypeError) { io.read("str") }
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128 |
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129 | len = $mrbtest_io_msg.length
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130 | assert_equal '', io.read(0)
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131 | assert_equal 'mruby', io.read(5)
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132 | assert_equal $mrbtest_io_msg[5,len], io.read(len)
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133 |
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134 | assert_equal "", io.read
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135 | assert_nil io.read(1)
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136 | end
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137 |
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138 | IO.open(IO.sysopen($mrbtest_io_rfname)) do |io|
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139 | assert_equal $mrbtest_io_msg, io.read
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140 | end
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141 | end
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142 |
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143 | assert "IO#read(n) with n > IO::BUF_SIZE" do
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144 | r,w = IO.pipe
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145 | n = IO::BUF_SIZE+1
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146 | w.write 'a'*n
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147 | assert_equal r.read(n), 'a'*n
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148 | end
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149 |
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150 | assert('IO#readchar', '15.2.20.5.15') do
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151 | # almost same as IO#getc
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152 | IO.open(IO.sysopen($mrbtest_io_rfname)) do |io|
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153 | $mrbtest_io_msg.each_char { |ch|
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154 | assert_equal ch, io.readchar
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155 | }
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156 | assert_raise(EOFError) do
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157 | io.readchar
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158 | end
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159 | end
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160 | end
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161 |
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162 | #assert('IO#readline', '15.2.20.5.16') do
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163 | #assert('IO#readlines', '15.2.20.5.17') do
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164 |
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165 | assert('IO#sync', '15.2.20.5.18') do
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166 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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167 | s = io.sync
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168 | assert_true(s == true || s == false)
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169 | io.close
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170 | assert_raise(IOError) do
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171 | io.sync
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172 | end
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173 | end
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174 |
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175 | assert('IO#sync=', '15.2.20.5.19') do
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176 | io = IO.new(IO.sysopen($mrbtest_io_rfname))
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177 | io.sync = true
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178 | assert_true io.sync
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179 | io.sync = false
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180 | assert_false io.sync
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181 | io.close
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182 | assert_raise(IOError) do
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183 | io.sync = true
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184 | end
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185 | end
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186 |
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187 | assert('IO#write', '15.2.20.5.20') do
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188 | io = IO.open(IO.sysopen($mrbtest_io_wfname))
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189 | assert_equal 0, io.write("")
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190 | io.close
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191 |
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192 | io = IO.open(IO.sysopen($mrbtest_io_wfname, "r+"), "r+")
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193 | assert_equal 7, io.write("abcdefg")
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194 | io.rewind
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195 | assert_equal "ab", io.read(2)
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196 | assert_equal 3, io.write("123")
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197 | io.rewind
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198 | assert_equal "ab123fg", io.read
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199 | io.close
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200 |
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201 | true
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202 | end
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203 |
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204 | assert('IO#<<') do
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205 | io = IO.open(IO.sysopen($mrbtest_io_wfname))
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206 | io << "" << ""
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207 | assert_equal 0, io.pos
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208 | io.close
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209 | true
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210 | end
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211 |
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212 | assert('IO.for_fd') do
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213 | fd = IO.sysopen($mrbtest_io_rfname)
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214 | io = IO.for_fd(fd)
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215 | assert_equal $mrbtest_io_msg, io.read
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216 | io.close
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217 | true
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218 | end
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219 |
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220 | assert('IO.new') do
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221 | io = IO.new(0)
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222 | io.close
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223 | true
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224 | end
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225 |
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226 | assert('IO gc check') do
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227 | 100.times { IO.new(0) }
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228 | end
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229 |
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230 | assert('IO.sysopen("./nonexistent")') do
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231 | if Object.const_defined? :Errno
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232 | eclass = Errno::ENOENT
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233 | else
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234 | eclass = RuntimeError
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235 | end
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236 | assert_raise eclass do
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237 | fd = IO.sysopen "./nonexistent"
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238 | IO._sysclose fd
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239 | end
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240 | end
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241 |
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242 | assert('IO.sysopen, IO#sysread') do
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243 | fd = IO.sysopen $mrbtest_io_rfname
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244 | io = IO.new fd
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245 | str1 = " "
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246 | str2 = io.sysread(5, str1)
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247 | assert_equal $mrbtest_io_msg[0,5], str1
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248 | assert_equal $mrbtest_io_msg[0,5], str2
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249 | assert_raise EOFError do
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250 | io.sysread(10000)
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251 | io.sysread(10000)
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252 | end
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253 |
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254 | assert_raise RuntimeError do
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255 | io.sysread(5, "abcde".freeze)
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256 | end
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257 |
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258 | io.close
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259 | assert_equal "", io.sysread(0)
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260 | assert_raise(IOError) { io.sysread(1) }
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261 | assert_raise(ArgumentError) { io.sysread(-1) }
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262 | io.closed?
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263 |
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264 | fd = IO.sysopen $mrbtest_io_wfname, "w"
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265 | io = IO.new fd, "w"
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266 | assert_raise(IOError) { io.sysread(1) }
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267 | io.close
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268 | true
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269 | end
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270 |
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271 | assert('IO.sysopen, IO#syswrite') do
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272 | fd = IO.sysopen $mrbtest_io_wfname, "w"
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273 | io = IO.new fd, "w"
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274 | str = "abcdefg"
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275 | len = io.syswrite(str)
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276 | assert_equal str.size, len
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277 | io.close
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278 |
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279 | io = IO.new(IO.sysopen($mrbtest_io_rfname), "r")
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280 | assert_raise(IOError) { io.syswrite("a") }
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281 | io.close
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282 |
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283 | true
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284 | end
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285 |
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286 | assert('IO#_read_buf') do
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287 | fd = IO.sysopen $mrbtest_io_rfname
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288 | io = IO.new fd
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289 | def io._buf
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290 | @buf
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291 | end
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292 | msg_len = $mrbtest_io_msg.size
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293 | assert_equal '', io._buf
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294 | assert_equal $mrbtest_io_msg, io._read_buf
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295 | assert_equal $mrbtest_io_msg, io._buf
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296 | assert_equal 'mruby', io.read(5)
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297 | assert_equal 5, io.pos
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298 | assert_equal msg_len - 5, io._buf.size
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299 | assert_equal $mrbtest_io_msg[5,100], io.read
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300 | assert_equal 0, io._buf.size
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301 | assert_raise EOFError do
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302 | io._read_buf
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303 | end
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304 | assert_equal true, io.eof
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305 | assert_equal true, io.eof?
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306 | io.close
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307 | io.closed?
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308 | end
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309 |
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310 | assert('IO#isatty') do
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311 | f1 = File.open("/dev/tty")
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312 | f2 = File.open($mrbtest_io_rfname)
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313 |
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314 | assert_true f1.isatty
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315 | assert_false f2.isatty
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316 |
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317 | f1.close
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318 | f2.close
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319 | true
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320 | end
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321 |
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322 | assert('IO#pos=, IO#seek') do
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323 | fd = IO.sysopen $mrbtest_io_rfname
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324 | io = IO.new fd
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325 | def io._buf
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326 | @buf
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327 | end
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328 | assert_equal 'm', io.getc
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329 | assert_equal 1, io.pos
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330 | assert_equal 0, io.seek(0)
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331 | assert_equal 0, io.pos
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332 | io.close
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333 | io.closed?
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334 | end
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335 |
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336 | assert('IO#rewind') do
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337 | fd = IO.sysopen $mrbtest_io_rfname
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338 | io = IO.new fd
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339 | assert_equal 'm', io.getc
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340 | assert_equal 1, io.pos
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341 | assert_equal 0, io.rewind
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342 | assert_equal 0, io.pos
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343 | io.close
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344 | io.closed?
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345 | end
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346 |
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347 | assert('IO#gets') do
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348 | fd = IO.sysopen $mrbtest_io_rfname
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349 | io = IO.new fd
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350 |
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351 | # gets without arguments
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352 | assert_equal $mrbtest_io_msg, io.gets, "gets without arguments"
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353 | assert_equal nil, io.gets, "gets returns nil, when EOF"
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354 |
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355 | # gets with limit
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356 | io.pos = 0
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357 | assert_equal $mrbtest_io_msg[0, 5], io.gets(5), "gets with limit"
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358 |
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359 | # gets with rs
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360 | io.pos = 0
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361 | assert_equal $mrbtest_io_msg[0, 6], io.gets(' '), "gets with rs"
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362 |
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363 | # gets with rs, limit
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364 | io.pos = 0
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365 | assert_equal $mrbtest_io_msg[0, 5], io.gets(' ', 5), "gets with rs, limit"
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366 | io.close
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367 | assert_equal true, io.closed?, "close success"
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368 |
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369 | # reading many-lines file.
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370 | fd = IO.sysopen $mrbtest_io_wfname, "w"
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371 | io = IO.new fd, "w"
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372 | io.write "0123456789" * 2 + "\na"
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373 | assert_equal 22, io.pos
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374 | io.close
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375 | assert_equal true, io.closed?
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376 |
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377 | fd = IO.sysopen $mrbtest_io_wfname
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378 | io = IO.new fd
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379 | line = io.gets
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380 |
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381 | # gets first line
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382 | assert_equal "0123456789" * 2 + "\n", line, "gets first line"
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383 | assert_equal 21, line.size
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384 | assert_equal 21, io.pos
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385 |
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386 | # gets second line
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387 | assert_equal "a", io.gets, "gets second line"
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388 |
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389 | # gets third line
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390 | assert_equal nil, io.gets, "gets third line; returns nil"
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391 |
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392 | io.close
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393 | io.closed?
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394 | end
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395 |
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396 | assert('IO#gets - paragraph mode') do
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397 | fd = IO.sysopen $mrbtest_io_wfname, "w"
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398 | io = IO.new fd, "w"
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399 | io.write "0" * 10 + "\n"
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400 | io.write "1" * 10 + "\n\n"
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401 | io.write "2" * 10 + "\n"
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402 | assert_equal 34, io.pos
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403 | io.close
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404 | assert_equal true, io.closed?
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405 |
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406 | fd = IO.sysopen $mrbtest_io_wfname
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407 | io = IO.new fd
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408 | para1 = "#{'0' * 10}\n#{'1' * 10}\n\n"
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409 | text1 = io.gets("")
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410 | assert_equal para1, text1
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411 | para2 = "#{'2' * 10}\n"
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412 | text2 = io.gets("")
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413 | assert_equal para2, text2
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414 | io.close
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415 | io.closed?
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416 | end
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417 |
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418 | assert('IO.popen') do
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419 | begin
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420 | $? = nil
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421 | io = IO.popen("echo mruby-io")
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422 | assert_true io.close_on_exec?
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423 | assert_equal Fixnum, io.pid.class
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424 |
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425 | out = io.read
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426 | assert_equal out.class, String
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427 | assert_include out, 'mruby-io'
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428 |
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429 | io.close
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430 | if Object.const_defined? :Process
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431 | assert_true $?.success?
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432 | else
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433 | assert_equal 0, $?
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434 | end
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435 |
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436 | assert_true io.closed?
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437 | rescue NotImplementedError => e
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438 | skip e.message
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439 | end
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440 | end
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441 |
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442 | assert('IO.popen with in option') do
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443 | begin
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444 | IO.pipe do |r, w|
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445 | w.write 'hello'
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446 | w.close
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447 | assert_equal "hello", IO.popen("cat", "r", in: r) { |i| i.read }
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448 | assert_equal "", r.read
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449 | end
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450 | assert_raise(ArgumentError) { IO.popen("hello", "r", in: Object.new) }
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451 | rescue NotImplementedError => e
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452 | skip e.message
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453 | end
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454 | end
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455 |
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456 | assert('IO.popen with out option') do
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457 | begin
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458 | IO.pipe do |r, w|
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459 | IO.popen("echo 'hello'", "w", out: w) {}
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460 | w.close
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461 | assert_equal "hello\n", r.read
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462 | end
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463 | rescue NotImplementedError => e
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464 | skip e.message
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465 | end
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466 | end
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467 |
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468 | assert('IO.popen with err option') do
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469 | begin
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470 | IO.pipe do |r, w|
|
---|
471 | assert_equal "", IO.popen("echo 'hello' 1>&2", "r", err: w) { |i| i.read }
|
---|
472 | w.close
|
---|
473 | assert_equal "hello\n", r.read
|
---|
474 | end
|
---|
475 | rescue NotImplementedError => e
|
---|
476 | skip e.message
|
---|
477 | end
|
---|
478 | end
|
---|
479 |
|
---|
480 | assert('IO.read') do
|
---|
481 | # empty file
|
---|
482 | fd = IO.sysopen $mrbtest_io_wfname, "w"
|
---|
483 | io = IO.new fd, "w"
|
---|
484 | io.close
|
---|
485 | assert_equal "", IO.read($mrbtest_io_wfname)
|
---|
486 | assert_equal nil, IO.read($mrbtest_io_wfname, 1)
|
---|
487 |
|
---|
488 | # one byte file
|
---|
489 | fd = IO.sysopen $mrbtest_io_wfname, "w"
|
---|
490 | io = IO.new fd, "w"
|
---|
491 | io.write "123"
|
---|
492 | io.close
|
---|
493 | assert_equal "123", IO.read($mrbtest_io_wfname)
|
---|
494 | assert_equal "", IO.read($mrbtest_io_wfname, 0)
|
---|
495 | assert_equal "1", IO.read($mrbtest_io_wfname, 1)
|
---|
496 | assert_equal "", IO.read($mrbtest_io_wfname, 0, 10)
|
---|
497 | assert_equal "23", IO.read($mrbtest_io_wfname, 2, 1)
|
---|
498 | assert_equal "23", IO.read($mrbtest_io_wfname, 10, 1)
|
---|
499 | assert_equal "", IO.read($mrbtest_io_wfname, nil, 10)
|
---|
500 | assert_equal nil, IO.read($mrbtest_io_wfname, 1, 10)
|
---|
501 | end
|
---|
502 |
|
---|
503 | assert('IO#fileno') do
|
---|
504 | fd = IO.sysopen $mrbtest_io_rfname
|
---|
505 | io = IO.new fd
|
---|
506 | assert_equal io.fileno, fd
|
---|
507 | assert_equal io.to_i, fd
|
---|
508 | io.close
|
---|
509 | io.closed?
|
---|
510 | end
|
---|
511 |
|
---|
512 | assert('IO#close_on_exec') do
|
---|
513 | fd = IO.sysopen $mrbtest_io_wfname, "w"
|
---|
514 | io = IO.new fd, "w"
|
---|
515 | begin
|
---|
516 | # IO.sysopen opens a file descripter with O_CLOEXEC flag.
|
---|
517 | assert_true io.close_on_exec?
|
---|
518 | rescue ScriptError
|
---|
519 | skip "IO\#close_on_exec is not implemented."
|
---|
520 | end
|
---|
521 |
|
---|
522 | io.close_on_exec = false
|
---|
523 | assert_equal(false, io.close_on_exec?)
|
---|
524 | io.close_on_exec = true
|
---|
525 | assert_equal(true, io.close_on_exec?)
|
---|
526 | io.close_on_exec = false
|
---|
527 | assert_equal(false, io.close_on_exec?)
|
---|
528 |
|
---|
529 | io.close
|
---|
530 | io.closed?
|
---|
531 |
|
---|
532 | begin
|
---|
533 | r, w = IO.pipe
|
---|
534 | assert_equal(true, r.close_on_exec?)
|
---|
535 | r.close_on_exec = false
|
---|
536 | assert_equal(false, r.close_on_exec?)
|
---|
537 | r.close_on_exec = true
|
---|
538 | assert_equal(true, r.close_on_exec?)
|
---|
539 |
|
---|
540 | assert_equal(true, w.close_on_exec?)
|
---|
541 | w.close_on_exec = false
|
---|
542 | assert_equal(false, w.close_on_exec?)
|
---|
543 | w.close_on_exec = true
|
---|
544 | assert_equal(true, w.close_on_exec?)
|
---|
545 | ensure
|
---|
546 | r.close unless r.closed?
|
---|
547 | w.close unless w.closed?
|
---|
548 | end
|
---|
549 | end
|
---|
550 |
|
---|
551 | assert('IO#sysseek') do
|
---|
552 | IO.open(IO.sysopen($mrbtest_io_rfname)) do |io|
|
---|
553 | assert_equal 2, io.sysseek(2)
|
---|
554 | assert_equal 5, io.sysseek(3, IO::SEEK_CUR) # 2 + 3 => 5
|
---|
555 | assert_equal $mrbtest_io_msg.size - 4, io.sysseek(-4, IO::SEEK_END)
|
---|
556 | end
|
---|
557 | end
|
---|
558 |
|
---|
559 | assert('IO.pipe') do
|
---|
560 | begin
|
---|
561 | called = false
|
---|
562 | IO.pipe do |r, w|
|
---|
563 | assert_true r.kind_of?(IO)
|
---|
564 | assert_true w.kind_of?(IO)
|
---|
565 | assert_false r.closed?
|
---|
566 | assert_false w.closed?
|
---|
567 | assert_true FileTest.pipe?(r)
|
---|
568 | assert_true FileTest.pipe?(w)
|
---|
569 | assert_nil r.pid
|
---|
570 | assert_nil w.pid
|
---|
571 | assert_true 2 < r.fileno
|
---|
572 | assert_true 2 < w.fileno
|
---|
573 | assert_true r.fileno != w.fileno
|
---|
574 | assert_false r.sync
|
---|
575 | assert_true w.sync
|
---|
576 | assert_equal 8, w.write('test for')
|
---|
577 | assert_equal 'test', r.read(4)
|
---|
578 | assert_equal ' for', r.read(4)
|
---|
579 | assert_equal 5, w.write(' pipe')
|
---|
580 | assert_equal nil, w.close
|
---|
581 | assert_equal ' pipe', r.read
|
---|
582 | called = true
|
---|
583 | assert_raise(IOError) { r.write 'test' }
|
---|
584 | # TODO:
|
---|
585 | # This assert expect raise IOError but got RuntimeError
|
---|
586 | # Because mruby-io not have flag for I/O readable
|
---|
587 | # assert_raise(IOError) { w.read }
|
---|
588 | end
|
---|
589 | assert_true called
|
---|
590 |
|
---|
591 | assert_nothing_raised do
|
---|
592 | IO.pipe { |r, w| r.close; w.close }
|
---|
593 | end
|
---|
594 | rescue NotImplementedError => e
|
---|
595 | skip e.message
|
---|
596 | end
|
---|
597 | end
|
---|
598 |
|
---|
599 | assert('`cmd`') do
|
---|
600 | begin
|
---|
601 | assert_equal `echo foo`, "foo\n"
|
---|
602 | rescue NotImplementedError => e
|
---|
603 | skip e.message
|
---|
604 | end
|
---|
605 | end
|
---|
606 |
|
---|
607 | assert('IO TEST CLEANUP') do
|
---|
608 | assert_nil MRubyIOTestUtil.io_test_cleanup
|
---|
609 | end
|
---|