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-rw-r--r--spec/ruby/core/string/dump_spec.rb424
1 files changed, 424 insertions, 0 deletions
diff --git a/spec/ruby/core/string/dump_spec.rb b/spec/ruby/core/string/dump_spec.rb
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+++ b/spec/ruby/core/string/dump_spec.rb
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+# -*- encoding: utf-8 -*-
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../fixtures/classes', __FILE__)
+
+describe "String#dump" do
+ it "taints the result if self is tainted" do
+ "foo".taint.dump.tainted?.should == true
+ "foo\n".taint.dump.tainted?.should == true
+ end
+
+ it "untrusts the result if self is untrusted" do
+ "foo".untrust.dump.untrusted?.should == true
+ "foo\n".untrust.dump.untrusted?.should == true
+ end
+
+ it "returns a subclass instance" do
+ StringSpecs::MyString.new.dump.should be_an_instance_of(StringSpecs::MyString)
+ end
+
+ it "returns a string with special characters replaced with \\<char> notation" do
+ [ ["\a", '"\\a"'],
+ ["\b", '"\\b"'],
+ ["\t", '"\\t"'],
+ ["\n", '"\\n"'],
+ ["\v", '"\\v"'],
+ ["\f", '"\\f"'],
+ ["\r", '"\\r"'],
+ ["\e", '"\\e"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with \" and \\ escaped with a backslash" do
+ [ ["\"", '"\\""'],
+ ["\\", '"\\\\"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with \\#<char> when # is followed by $, @, {" do
+ [ ["\#$", '"\\#$"'],
+ ["\#@", '"\\#@"'],
+ ["\#{", '"\\#{"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with # not escaped when followed by any other character" do
+ [ ["#", '"#"'],
+ ["#1", '"#1"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with printable non-alphanumeric characters unescaped" do
+ [ [" ", '" "'],
+ ["!", '"!"'],
+ ["$", '"$"'],
+ ["%", '"%"'],
+ ["&", '"&"'],
+ ["'", '"\'"'],
+ ["(", '"("'],
+ [")", '")"'],
+ ["*", '"*"'],
+ ["+", '"+"'],
+ [",", '","'],
+ ["-", '"-"'],
+ [".", '"."'],
+ ["/", '"/"'],
+ [":", '":"'],
+ [";", '";"'],
+ ["<", '"<"'],
+ ["=", '"="'],
+ [">", '">"'],
+ ["?", '"?"'],
+ ["@", '"@"'],
+ ["[", '"["'],
+ ["]", '"]"'],
+ ["^", '"^"'],
+ ["_", '"_"'],
+ ["`", '"`"'],
+ ["{", '"{"'],
+ ["|", '"|"'],
+ ["}", '"}"'],
+ ["~", '"~"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with numeric characters unescaped" do
+ [ ["0", '"0"'],
+ ["1", '"1"'],
+ ["2", '"2"'],
+ ["3", '"3"'],
+ ["4", '"4"'],
+ ["5", '"5"'],
+ ["6", '"6"'],
+ ["7", '"7"'],
+ ["8", '"8"'],
+ ["9", '"9"'],
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with upper-case alpha characters unescaped" do
+ [ ["A", '"A"'],
+ ["B", '"B"'],
+ ["C", '"C"'],
+ ["D", '"D"'],
+ ["E", '"E"'],
+ ["F", '"F"'],
+ ["G", '"G"'],
+ ["H", '"H"'],
+ ["I", '"I"'],
+ ["J", '"J"'],
+ ["K", '"K"'],
+ ["L", '"L"'],
+ ["M", '"M"'],
+ ["N", '"N"'],
+ ["O", '"O"'],
+ ["P", '"P"'],
+ ["Q", '"Q"'],
+ ["R", '"R"'],
+ ["S", '"S"'],
+ ["T", '"T"'],
+ ["U", '"U"'],
+ ["V", '"V"'],
+ ["W", '"W"'],
+ ["X", '"X"'],
+ ["Y", '"Y"'],
+ ["Z", '"Z"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with lower-case alpha characters unescaped" do
+ [ ["a", '"a"'],
+ ["b", '"b"'],
+ ["c", '"c"'],
+ ["d", '"d"'],
+ ["e", '"e"'],
+ ["f", '"f"'],
+ ["g", '"g"'],
+ ["h", '"h"'],
+ ["i", '"i"'],
+ ["j", '"j"'],
+ ["k", '"k"'],
+ ["l", '"l"'],
+ ["m", '"m"'],
+ ["n", '"n"'],
+ ["o", '"o"'],
+ ["p", '"p"'],
+ ["q", '"q"'],
+ ["r", '"r"'],
+ ["s", '"s"'],
+ ["t", '"t"'],
+ ["u", '"u"'],
+ ["v", '"v"'],
+ ["w", '"w"'],
+ ["x", '"x"'],
+ ["y", '"y"'],
+ ["z", '"z"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with non-printing ASCII characters replaced by \\x notation" do
+ # Avoid the file encoding by computing the string with #chr.
+ [ [0000.chr, '"\\x00"'],
+ [0001.chr, '"\\x01"'],
+ [0002.chr, '"\\x02"'],
+ [0003.chr, '"\\x03"'],
+ [0004.chr, '"\\x04"'],
+ [0005.chr, '"\\x05"'],
+ [0006.chr, '"\\x06"'],
+ [0016.chr, '"\\x0E"'],
+ [0017.chr, '"\\x0F"'],
+ [0020.chr, '"\\x10"'],
+ [0021.chr, '"\\x11"'],
+ [0022.chr, '"\\x12"'],
+ [0023.chr, '"\\x13"'],
+ [0024.chr, '"\\x14"'],
+ [0025.chr, '"\\x15"'],
+ [0026.chr, '"\\x16"'],
+ [0027.chr, '"\\x17"'],
+ [0030.chr, '"\\x18"'],
+ [0031.chr, '"\\x19"'],
+ [0032.chr, '"\\x1A"'],
+ [0034.chr, '"\\x1C"'],
+ [0035.chr, '"\\x1D"'],
+ [0036.chr, '"\\x1E"'],
+ [0037.chr, '"\\x1F"'],
+ [0177.chr, '"\\x7F"'],
+ [0200.chr, '"\\x80"'],
+ [0201.chr, '"\\x81"'],
+ [0202.chr, '"\\x82"'],
+ [0203.chr, '"\\x83"'],
+ [0204.chr, '"\\x84"'],
+ [0205.chr, '"\\x85"'],
+ [0206.chr, '"\\x86"'],
+ [0207.chr, '"\\x87"'],
+ [0210.chr, '"\\x88"'],
+ [0211.chr, '"\\x89"'],
+ [0212.chr, '"\\x8A"'],
+ [0213.chr, '"\\x8B"'],
+ [0214.chr, '"\\x8C"'],
+ [0215.chr, '"\\x8D"'],
+ [0216.chr, '"\\x8E"'],
+ [0217.chr, '"\\x8F"'],
+ [0220.chr, '"\\x90"'],
+ [0221.chr, '"\\x91"'],
+ [0222.chr, '"\\x92"'],
+ [0223.chr, '"\\x93"'],
+ [0224.chr, '"\\x94"'],
+ [0225.chr, '"\\x95"'],
+ [0226.chr, '"\\x96"'],
+ [0227.chr, '"\\x97"'],
+ [0230.chr, '"\\x98"'],
+ [0231.chr, '"\\x99"'],
+ [0232.chr, '"\\x9A"'],
+ [0233.chr, '"\\x9B"'],
+ [0234.chr, '"\\x9C"'],
+ [0235.chr, '"\\x9D"'],
+ [0236.chr, '"\\x9E"'],
+ [0237.chr, '"\\x9F"'],
+ [0240.chr, '"\\xA0"'],
+ [0241.chr, '"\\xA1"'],
+ [0242.chr, '"\\xA2"'],
+ [0243.chr, '"\\xA3"'],
+ [0244.chr, '"\\xA4"'],
+ [0245.chr, '"\\xA5"'],
+ [0246.chr, '"\\xA6"'],
+ [0247.chr, '"\\xA7"'],
+ [0250.chr, '"\\xA8"'],
+ [0251.chr, '"\\xA9"'],
+ [0252.chr, '"\\xAA"'],
+ [0253.chr, '"\\xAB"'],
+ [0254.chr, '"\\xAC"'],
+ [0255.chr, '"\\xAD"'],
+ [0256.chr, '"\\xAE"'],
+ [0257.chr, '"\\xAF"'],
+ [0260.chr, '"\\xB0"'],
+ [0261.chr, '"\\xB1"'],
+ [0262.chr, '"\\xB2"'],
+ [0263.chr, '"\\xB3"'],
+ [0264.chr, '"\\xB4"'],
+ [0265.chr, '"\\xB5"'],
+ [0266.chr, '"\\xB6"'],
+ [0267.chr, '"\\xB7"'],
+ [0270.chr, '"\\xB8"'],
+ [0271.chr, '"\\xB9"'],
+ [0272.chr, '"\\xBA"'],
+ [0273.chr, '"\\xBB"'],
+ [0274.chr, '"\\xBC"'],
+ [0275.chr, '"\\xBD"'],
+ [0276.chr, '"\\xBE"'],
+ [0277.chr, '"\\xBF"'],
+ [0300.chr, '"\\xC0"'],
+ [0301.chr, '"\\xC1"'],
+ [0302.chr, '"\\xC2"'],
+ [0303.chr, '"\\xC3"'],
+ [0304.chr, '"\\xC4"'],
+ [0305.chr, '"\\xC5"'],
+ [0306.chr, '"\\xC6"'],
+ [0307.chr, '"\\xC7"'],
+ [0310.chr, '"\\xC8"'],
+ [0311.chr, '"\\xC9"'],
+ [0312.chr, '"\\xCA"'],
+ [0313.chr, '"\\xCB"'],
+ [0314.chr, '"\\xCC"'],
+ [0315.chr, '"\\xCD"'],
+ [0316.chr, '"\\xCE"'],
+ [0317.chr, '"\\xCF"'],
+ [0320.chr, '"\\xD0"'],
+ [0321.chr, '"\\xD1"'],
+ [0322.chr, '"\\xD2"'],
+ [0323.chr, '"\\xD3"'],
+ [0324.chr, '"\\xD4"'],
+ [0325.chr, '"\\xD5"'],
+ [0326.chr, '"\\xD6"'],
+ [0327.chr, '"\\xD7"'],
+ [0330.chr, '"\\xD8"'],
+ [0331.chr, '"\\xD9"'],
+ [0332.chr, '"\\xDA"'],
+ [0333.chr, '"\\xDB"'],
+ [0334.chr, '"\\xDC"'],
+ [0335.chr, '"\\xDD"'],
+ [0336.chr, '"\\xDE"'],
+ [0337.chr, '"\\xDF"'],
+ [0340.chr, '"\\xE0"'],
+ [0341.chr, '"\\xE1"'],
+ [0342.chr, '"\\xE2"'],
+ [0343.chr, '"\\xE3"'],
+ [0344.chr, '"\\xE4"'],
+ [0345.chr, '"\\xE5"'],
+ [0346.chr, '"\\xE6"'],
+ [0347.chr, '"\\xE7"'],
+ [0350.chr, '"\\xE8"'],
+ [0351.chr, '"\\xE9"'],
+ [0352.chr, '"\\xEA"'],
+ [0353.chr, '"\\xEB"'],
+ [0354.chr, '"\\xEC"'],
+ [0355.chr, '"\\xED"'],
+ [0356.chr, '"\\xEE"'],
+ [0357.chr, '"\\xEF"'],
+ [0360.chr, '"\\xF0"'],
+ [0361.chr, '"\\xF1"'],
+ [0362.chr, '"\\xF2"'],
+ [0363.chr, '"\\xF3"'],
+ [0364.chr, '"\\xF4"'],
+ [0365.chr, '"\\xF5"'],
+ [0366.chr, '"\\xF6"'],
+ [0367.chr, '"\\xF7"'],
+ [0370.chr, '"\\xF8"'],
+ [0371.chr, '"\\xF9"'],
+ [0372.chr, '"\\xFA"'],
+ [0373.chr, '"\\xFB"'],
+ [0374.chr, '"\\xFC"'],
+ [0375.chr, '"\\xFD"'],
+ [0376.chr, '"\\xFE"'],
+ [0377.chr, '"\\xFF"']
+ ].should be_computed_by(:dump)
+ end
+
+ it "returns a string with non-printing single-byte UTF-8 characters replaced by \\x notation" do
+ [ [0000.chr('utf-8'), '"\x00"'],
+ [0001.chr('utf-8'), '"\x01"'],
+ [0002.chr('utf-8'), '"\x02"'],
+ [0003.chr('utf-8'), '"\x03"'],
+ [0004.chr('utf-8'), '"\x04"'],
+ [0005.chr('utf-8'), '"\x05"'],
+ [0006.chr('utf-8'), '"\x06"'],
+ [0016.chr('utf-8'), '"\x0E"'],
+ [0017.chr('utf-8'), '"\x0F"'],
+ [0020.chr('utf-8'), '"\x10"'],
+ [0021.chr('utf-8'), '"\x11"'],
+ [0022.chr('utf-8'), '"\x12"'],
+ [0023.chr('utf-8'), '"\x13"'],
+ [0024.chr('utf-8'), '"\x14"'],
+ [0025.chr('utf-8'), '"\x15"'],
+ [0026.chr('utf-8'), '"\x16"'],
+ [0027.chr('utf-8'), '"\x17"'],
+ [0030.chr('utf-8'), '"\x18"'],
+ [0031.chr('utf-8'), '"\x19"'],
+ [0032.chr('utf-8'), '"\x1A"'],
+ [0034.chr('utf-8'), '"\x1C"'],
+ [0035.chr('utf-8'), '"\x1D"'],
+ [0036.chr('utf-8'), '"\x1E"'],
+ [0037.chr('utf-8'), '"\x1F"'],
+ [0177.chr('utf-8'), '"\x7F"']
+ ].should be_computed_by(:dump)
+ end
+
+ ruby_version_is ''...'2.4' do
+ it "returns a string with multi-byte UTF-8 characters replaced by \\u{} notation with lower-case hex digits" do
+ [ [0200.chr('utf-8'), '"\u{80}"'],
+ [0201.chr('utf-8'), '"\u{81}"'],
+ [0202.chr('utf-8'), '"\u{82}"'],
+ [0203.chr('utf-8'), '"\u{83}"'],
+ [0204.chr('utf-8'), '"\u{84}"'],
+ [0206.chr('utf-8'), '"\u{86}"'],
+ [0207.chr('utf-8'), '"\u{87}"'],
+ [0210.chr('utf-8'), '"\u{88}"'],
+ [0211.chr('utf-8'), '"\u{89}"'],
+ [0212.chr('utf-8'), '"\u{8a}"'],
+ [0213.chr('utf-8'), '"\u{8b}"'],
+ [0214.chr('utf-8'), '"\u{8c}"'],
+ [0215.chr('utf-8'), '"\u{8d}"'],
+ [0216.chr('utf-8'), '"\u{8e}"'],
+ [0217.chr('utf-8'), '"\u{8f}"'],
+ [0220.chr('utf-8'), '"\u{90}"'],
+ [0221.chr('utf-8'), '"\u{91}"'],
+ [0222.chr('utf-8'), '"\u{92}"'],
+ [0223.chr('utf-8'), '"\u{93}"'],
+ [0224.chr('utf-8'), '"\u{94}"'],
+ [0225.chr('utf-8'), '"\u{95}"'],
+ [0226.chr('utf-8'), '"\u{96}"'],
+ [0227.chr('utf-8'), '"\u{97}"'],
+ [0230.chr('utf-8'), '"\u{98}"'],
+ [0231.chr('utf-8'), '"\u{99}"'],
+ [0232.chr('utf-8'), '"\u{9a}"'],
+ [0233.chr('utf-8'), '"\u{9b}"'],
+ [0234.chr('utf-8'), '"\u{9c}"'],
+ [0235.chr('utf-8'), '"\u{9d}"'],
+ [0236.chr('utf-8'), '"\u{9e}"'],
+ [0237.chr('utf-8'), '"\u{9f}"'],
+ ].should be_computed_by(:dump)
+ end
+ end
+
+ ruby_version_is '2.4' do
+ it "returns a string with multi-byte UTF-8 characters replaced by \\u{} notation with lower-case hex digits" do
+ [ [0200.chr('utf-8'), '"\u0080"'],
+ [0201.chr('utf-8'), '"\u0081"'],
+ [0202.chr('utf-8'), '"\u0082"'],
+ [0203.chr('utf-8'), '"\u0083"'],
+ [0204.chr('utf-8'), '"\u0084"'],
+ [0206.chr('utf-8'), '"\u0086"'],
+ [0207.chr('utf-8'), '"\u0087"'],
+ [0210.chr('utf-8'), '"\u0088"'],
+ [0211.chr('utf-8'), '"\u0089"'],
+ [0212.chr('utf-8'), '"\u008A"'],
+ [0213.chr('utf-8'), '"\u008B"'],
+ [0214.chr('utf-8'), '"\u008C"'],
+ [0215.chr('utf-8'), '"\u008D"'],
+ [0216.chr('utf-8'), '"\u008E"'],
+ [0217.chr('utf-8'), '"\u008F"'],
+ [0220.chr('utf-8'), '"\u0090"'],
+ [0221.chr('utf-8'), '"\u0091"'],
+ [0222.chr('utf-8'), '"\u0092"'],
+ [0223.chr('utf-8'), '"\u0093"'],
+ [0224.chr('utf-8'), '"\u0094"'],
+ [0225.chr('utf-8'), '"\u0095"'],
+ [0226.chr('utf-8'), '"\u0096"'],
+ [0227.chr('utf-8'), '"\u0097"'],
+ [0230.chr('utf-8'), '"\u0098"'],
+ [0231.chr('utf-8'), '"\u0099"'],
+ [0232.chr('utf-8'), '"\u009A"'],
+ [0233.chr('utf-8'), '"\u009B"'],
+ [0234.chr('utf-8'), '"\u009C"'],
+ [0235.chr('utf-8'), '"\u009D"'],
+ [0236.chr('utf-8'), '"\u009E"'],
+ [0237.chr('utf-8'), '"\u009F"'],
+ ].should be_computed_by(:dump)
+ end
+ end
+
+ it "includes .force_encoding(name) if the encoding isn't ASCII compatible" do
+ "\u{876}".encode('utf-16be').dump.should == "\"\\bv\".force_encoding(\"UTF-16BE\")"
+ "\u{876}".encode('utf-16le').dump.should == "\"v\\b\".force_encoding(\"UTF-16LE\")"
+ end
+end
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