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500 lines
15 KiB
Ruby
500 lines
15 KiB
Ruby
# -*- encoding: utf-8 -*-
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require_relative '../../spec_helper'
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require_relative 'fixtures/classes'
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describe "String#inspect" do
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it "does not return a subclass instance" do
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StringSpecs::MyString.new.inspect.should be_an_instance_of(String)
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end
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it "returns a string with special characters replaced with \\<char> notation" do
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[ ["\a", '"\\a"'],
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["\b", '"\\b"'],
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["\t", '"\\t"'],
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["\n", '"\\n"'],
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["\v", '"\\v"'],
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["\f", '"\\f"'],
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["\r", '"\\r"'],
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["\e", '"\\e"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with \" and \\ escaped with a backslash" do
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[ ["\"", '"\\""'],
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["\\", '"\\\\"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with \\#<char> when # is followed by $, @, {" do
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[ ["\#$", '"\\#$"'],
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["\#@", '"\\#@"'],
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["\#{", '"\\#{"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with # not escaped when followed by any other character" do
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[ ["#", '"#"'],
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["#1", '"#1"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with printable non-alphanumeric characters unescaped" do
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[ [" ", '" "'],
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["!", '"!"'],
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["$", '"$"'],
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["%", '"%"'],
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["&", '"&"'],
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["'", '"\'"'],
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["(", '"("'],
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[")", '")"'],
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["*", '"*"'],
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["+", '"+"'],
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[",", '","'],
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["-", '"-"'],
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[".", '"."'],
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["/", '"/"'],
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[":", '":"'],
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[";", '";"'],
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["<", '"<"'],
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["=", '"="'],
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[">", '">"'],
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["?", '"?"'],
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["@", '"@"'],
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["[", '"["'],
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["]", '"]"'],
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["^", '"^"'],
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["_", '"_"'],
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["`", '"`"'],
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["{", '"{"'],
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["|", '"|"'],
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["}", '"}"'],
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["~", '"~"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with numeric characters unescaped" do
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[ ["0", '"0"'],
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["1", '"1"'],
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["2", '"2"'],
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["3", '"3"'],
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["4", '"4"'],
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["5", '"5"'],
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["6", '"6"'],
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["7", '"7"'],
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["8", '"8"'],
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["9", '"9"'],
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].should be_computed_by(:inspect)
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end
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it "returns a string with upper-case alpha characters unescaped" do
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[ ["A", '"A"'],
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["B", '"B"'],
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["C", '"C"'],
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["D", '"D"'],
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["E", '"E"'],
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["F", '"F"'],
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["G", '"G"'],
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["H", '"H"'],
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["I", '"I"'],
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["J", '"J"'],
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["K", '"K"'],
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["L", '"L"'],
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["M", '"M"'],
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["N", '"N"'],
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["O", '"O"'],
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["P", '"P"'],
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["Q", '"Q"'],
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["R", '"R"'],
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["S", '"S"'],
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["T", '"T"'],
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["U", '"U"'],
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["V", '"V"'],
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["W", '"W"'],
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["X", '"X"'],
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["Y", '"Y"'],
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["Z", '"Z"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with lower-case alpha characters unescaped" do
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[ ["a", '"a"'],
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["b", '"b"'],
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["c", '"c"'],
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["d", '"d"'],
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["e", '"e"'],
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["f", '"f"'],
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["g", '"g"'],
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["h", '"h"'],
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["i", '"i"'],
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["j", '"j"'],
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["k", '"k"'],
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["l", '"l"'],
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["m", '"m"'],
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["n", '"n"'],
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["o", '"o"'],
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["p", '"p"'],
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["q", '"q"'],
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["r", '"r"'],
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["s", '"s"'],
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["t", '"t"'],
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["u", '"u"'],
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["v", '"v"'],
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["w", '"w"'],
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["x", '"x"'],
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["y", '"y"'],
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["z", '"z"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with non-printing characters replaced by \\x notation" do
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# Avoid the file encoding by computing the string with #chr.
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[ [0001.chr, '"\\x01"'],
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[0002.chr, '"\\x02"'],
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[0003.chr, '"\\x03"'],
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[0004.chr, '"\\x04"'],
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[0005.chr, '"\\x05"'],
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[0006.chr, '"\\x06"'],
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[0016.chr, '"\\x0E"'],
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[0017.chr, '"\\x0F"'],
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[0020.chr, '"\\x10"'],
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[0021.chr, '"\\x11"'],
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[0022.chr, '"\\x12"'],
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[0023.chr, '"\\x13"'],
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[0024.chr, '"\\x14"'],
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[0025.chr, '"\\x15"'],
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[0026.chr, '"\\x16"'],
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[0027.chr, '"\\x17"'],
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[0030.chr, '"\\x18"'],
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[0031.chr, '"\\x19"'],
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[0032.chr, '"\\x1A"'],
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[0034.chr, '"\\x1C"'],
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[0035.chr, '"\\x1D"'],
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[0036.chr, '"\\x1E"'],
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[0037.chr, '"\\x1F"'],
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[0177.chr, '"\\x7F"'],
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[0200.chr, '"\\x80"'],
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[0201.chr, '"\\x81"'],
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[0202.chr, '"\\x82"'],
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[0203.chr, '"\\x83"'],
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[0204.chr, '"\\x84"'],
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[0205.chr, '"\\x85"'],
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[0206.chr, '"\\x86"'],
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[0207.chr, '"\\x87"'],
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[0210.chr, '"\\x88"'],
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[0211.chr, '"\\x89"'],
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[0212.chr, '"\\x8A"'],
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[0213.chr, '"\\x8B"'],
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[0214.chr, '"\\x8C"'],
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[0215.chr, '"\\x8D"'],
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[0216.chr, '"\\x8E"'],
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[0217.chr, '"\\x8F"'],
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[0220.chr, '"\\x90"'],
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[0221.chr, '"\\x91"'],
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[0222.chr, '"\\x92"'],
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[0223.chr, '"\\x93"'],
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[0224.chr, '"\\x94"'],
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[0225.chr, '"\\x95"'],
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[0226.chr, '"\\x96"'],
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[0227.chr, '"\\x97"'],
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[0230.chr, '"\\x98"'],
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[0231.chr, '"\\x99"'],
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[0232.chr, '"\\x9A"'],
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[0233.chr, '"\\x9B"'],
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[0234.chr, '"\\x9C"'],
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[0235.chr, '"\\x9D"'],
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[0236.chr, '"\\x9E"'],
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[0237.chr, '"\\x9F"'],
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[0240.chr, '"\\xA0"'],
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[0241.chr, '"\\xA1"'],
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[0242.chr, '"\\xA2"'],
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[0243.chr, '"\\xA3"'],
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[0244.chr, '"\\xA4"'],
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[0245.chr, '"\\xA5"'],
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[0246.chr, '"\\xA6"'],
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[0247.chr, '"\\xA7"'],
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[0250.chr, '"\\xA8"'],
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[0251.chr, '"\\xA9"'],
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[0252.chr, '"\\xAA"'],
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[0253.chr, '"\\xAB"'],
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[0254.chr, '"\\xAC"'],
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[0255.chr, '"\\xAD"'],
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[0256.chr, '"\\xAE"'],
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[0257.chr, '"\\xAF"'],
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[0260.chr, '"\\xB0"'],
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[0261.chr, '"\\xB1"'],
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[0262.chr, '"\\xB2"'],
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[0263.chr, '"\\xB3"'],
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[0264.chr, '"\\xB4"'],
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[0265.chr, '"\\xB5"'],
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[0266.chr, '"\\xB6"'],
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[0267.chr, '"\\xB7"'],
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[0270.chr, '"\\xB8"'],
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[0271.chr, '"\\xB9"'],
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[0272.chr, '"\\xBA"'],
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[0273.chr, '"\\xBB"'],
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[0274.chr, '"\\xBC"'],
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[0275.chr, '"\\xBD"'],
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[0276.chr, '"\\xBE"'],
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[0277.chr, '"\\xBF"'],
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[0300.chr, '"\\xC0"'],
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[0301.chr, '"\\xC1"'],
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[0302.chr, '"\\xC2"'],
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[0303.chr, '"\\xC3"'],
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[0304.chr, '"\\xC4"'],
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[0305.chr, '"\\xC5"'],
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[0306.chr, '"\\xC6"'],
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[0307.chr, '"\\xC7"'],
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[0310.chr, '"\\xC8"'],
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[0311.chr, '"\\xC9"'],
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[0312.chr, '"\\xCA"'],
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[0313.chr, '"\\xCB"'],
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[0314.chr, '"\\xCC"'],
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[0315.chr, '"\\xCD"'],
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[0316.chr, '"\\xCE"'],
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[0317.chr, '"\\xCF"'],
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[0320.chr, '"\\xD0"'],
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[0321.chr, '"\\xD1"'],
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[0322.chr, '"\\xD2"'],
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[0323.chr, '"\\xD3"'],
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[0324.chr, '"\\xD4"'],
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[0325.chr, '"\\xD5"'],
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[0326.chr, '"\\xD6"'],
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[0327.chr, '"\\xD7"'],
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[0330.chr, '"\\xD8"'],
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[0331.chr, '"\\xD9"'],
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[0332.chr, '"\\xDA"'],
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[0333.chr, '"\\xDB"'],
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[0334.chr, '"\\xDC"'],
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[0335.chr, '"\\xDD"'],
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[0336.chr, '"\\xDE"'],
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[0337.chr, '"\\xDF"'],
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[0340.chr, '"\\xE0"'],
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[0341.chr, '"\\xE1"'],
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[0342.chr, '"\\xE2"'],
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[0343.chr, '"\\xE3"'],
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[0344.chr, '"\\xE4"'],
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[0345.chr, '"\\xE5"'],
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[0346.chr, '"\\xE6"'],
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[0347.chr, '"\\xE7"'],
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[0350.chr, '"\\xE8"'],
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[0351.chr, '"\\xE9"'],
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[0352.chr, '"\\xEA"'],
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[0353.chr, '"\\xEB"'],
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[0354.chr, '"\\xEC"'],
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[0355.chr, '"\\xED"'],
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[0356.chr, '"\\xEE"'],
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[0357.chr, '"\\xEF"'],
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[0360.chr, '"\\xF0"'],
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[0361.chr, '"\\xF1"'],
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[0362.chr, '"\\xF2"'],
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[0363.chr, '"\\xF3"'],
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[0364.chr, '"\\xF4"'],
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[0365.chr, '"\\xF5"'],
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[0366.chr, '"\\xF6"'],
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[0367.chr, '"\\xF7"'],
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[0370.chr, '"\\xF8"'],
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[0371.chr, '"\\xF9"'],
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[0372.chr, '"\\xFA"'],
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[0373.chr, '"\\xFB"'],
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[0374.chr, '"\\xFC"'],
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[0375.chr, '"\\xFD"'],
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[0376.chr, '"\\xFE"'],
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[0377.chr, '"\\xFF"']
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].should be_computed_by(:inspect)
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end
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it "returns a string with a NUL character replaced by \\x notation" do
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0.chr.inspect.should == '"\\x00"'
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end
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it "uses \\x notation for broken UTF-8 sequences" do
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"\xF0\x9F".inspect.should == '"\\xF0\\x9F"'
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end
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describe "when default external is UTF-8" do
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before :each do
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@extenc, Encoding.default_external = Encoding.default_external, Encoding::UTF_8
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end
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after :each do
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Encoding.default_external = @extenc
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end
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it "returns a string with non-printing characters replaced by \\u notation for Unicode strings" do
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[ [0001.chr('utf-8'), '"\u0001"'],
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[0002.chr('utf-8'), '"\u0002"'],
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[0003.chr('utf-8'), '"\u0003"'],
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[0004.chr('utf-8'), '"\u0004"'],
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[0005.chr('utf-8'), '"\u0005"'],
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[0006.chr('utf-8'), '"\u0006"'],
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[0016.chr('utf-8'), '"\u000E"'],
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[0017.chr('utf-8'), '"\u000F"'],
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[0020.chr('utf-8'), '"\u0010"'],
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[0021.chr('utf-8'), '"\u0011"'],
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[0022.chr('utf-8'), '"\u0012"'],
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[0023.chr('utf-8'), '"\u0013"'],
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[0024.chr('utf-8'), '"\u0014"'],
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[0025.chr('utf-8'), '"\u0015"'],
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[0026.chr('utf-8'), '"\u0016"'],
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[0027.chr('utf-8'), '"\u0017"'],
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[0030.chr('utf-8'), '"\u0018"'],
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[0031.chr('utf-8'), '"\u0019"'],
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[0032.chr('utf-8'), '"\u001A"'],
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[0034.chr('utf-8'), '"\u001C"'],
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[0035.chr('utf-8'), '"\u001D"'],
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[0036.chr('utf-8'), '"\u001E"'],
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[0037.chr('utf-8'), '"\u001F"'],
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[0177.chr('utf-8'), '"\u007F"'],
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[0200.chr('utf-8'), '"\u0080"'],
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[0201.chr('utf-8'), '"\u0081"'],
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[0202.chr('utf-8'), '"\u0082"'],
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[0203.chr('utf-8'), '"\u0083"'],
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[0204.chr('utf-8'), '"\u0084"'],
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[0206.chr('utf-8'), '"\u0086"'],
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[0207.chr('utf-8'), '"\u0087"'],
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[0210.chr('utf-8'), '"\u0088"'],
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[0211.chr('utf-8'), '"\u0089"'],
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[0212.chr('utf-8'), '"\u008A"'],
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[0213.chr('utf-8'), '"\u008B"'],
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[0214.chr('utf-8'), '"\u008C"'],
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[0215.chr('utf-8'), '"\u008D"'],
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[0216.chr('utf-8'), '"\u008E"'],
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[0217.chr('utf-8'), '"\u008F"'],
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[0220.chr('utf-8'), '"\u0090"'],
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[0221.chr('utf-8'), '"\u0091"'],
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[0222.chr('utf-8'), '"\u0092"'],
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[0223.chr('utf-8'), '"\u0093"'],
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[0224.chr('utf-8'), '"\u0094"'],
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[0225.chr('utf-8'), '"\u0095"'],
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[0226.chr('utf-8'), '"\u0096"'],
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[0227.chr('utf-8'), '"\u0097"'],
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[0230.chr('utf-8'), '"\u0098"'],
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[0231.chr('utf-8'), '"\u0099"'],
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[0232.chr('utf-8'), '"\u009A"'],
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[0233.chr('utf-8'), '"\u009B"'],
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[0234.chr('utf-8'), '"\u009C"'],
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[0235.chr('utf-8'), '"\u009D"'],
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[0236.chr('utf-8'), '"\u009E"'],
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[0237.chr('utf-8'), '"\u009F"'],
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].should be_computed_by(:inspect)
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end
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it "returns a string with a NUL character replaced by \\u notation" do
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0.chr('utf-8').inspect.should == '"\\u0000"'
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end
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it "returns a string with extended characters for Unicode strings" do
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[ [0240.chr('utf-8'), '" "'],
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[0241.chr('utf-8'), '"¡"'],
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[0242.chr('utf-8'), '"¢"'],
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[0243.chr('utf-8'), '"£"'],
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[0244.chr('utf-8'), '"¤"'],
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[0245.chr('utf-8'), '"¥"'],
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[0246.chr('utf-8'), '"¦"'],
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[0247.chr('utf-8'), '"§"'],
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[0250.chr('utf-8'), '"¨"'],
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[0251.chr('utf-8'), '"©"'],
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[0252.chr('utf-8'), '"ª"'],
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[0253.chr('utf-8'), '"«"'],
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[0254.chr('utf-8'), '"¬"'],
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[0255.chr('utf-8'), '""'],
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[0256.chr('utf-8'), '"®"'],
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[0257.chr('utf-8'), '"¯"'],
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[0260.chr('utf-8'), '"°"'],
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[0261.chr('utf-8'), '"±"'],
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[0262.chr('utf-8'), '"²"'],
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[0263.chr('utf-8'), '"³"'],
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[0264.chr('utf-8'), '"´"'],
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[0265.chr('utf-8'), '"µ"'],
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[0266.chr('utf-8'), '"¶"'],
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[0267.chr('utf-8'), '"·"'],
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[0270.chr('utf-8'), '"¸"'],
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[0271.chr('utf-8'), '"¹"'],
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[0272.chr('utf-8'), '"º"'],
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[0273.chr('utf-8'), '"»"'],
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[0274.chr('utf-8'), '"¼"'],
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[0275.chr('utf-8'), '"½"'],
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[0276.chr('utf-8'), '"¾"'],
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[0277.chr('utf-8'), '"¿"'],
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[0300.chr('utf-8'), '"À"'],
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[0301.chr('utf-8'), '"Á"'],
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[0302.chr('utf-8'), '"Â"'],
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[0303.chr('utf-8'), '"Ã"'],
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[0304.chr('utf-8'), '"Ä"'],
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[0305.chr('utf-8'), '"Å"'],
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[0306.chr('utf-8'), '"Æ"'],
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[0307.chr('utf-8'), '"Ç"'],
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[0310.chr('utf-8'), '"È"'],
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[0311.chr('utf-8'), '"É"'],
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[0312.chr('utf-8'), '"Ê"'],
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[0313.chr('utf-8'), '"Ë"'],
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[0314.chr('utf-8'), '"Ì"'],
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[0315.chr('utf-8'), '"Í"'],
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[0316.chr('utf-8'), '"Î"'],
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[0317.chr('utf-8'), '"Ï"'],
|
||
[0320.chr('utf-8'), '"Ð"'],
|
||
[0321.chr('utf-8'), '"Ñ"'],
|
||
[0322.chr('utf-8'), '"Ò"'],
|
||
[0323.chr('utf-8'), '"Ó"'],
|
||
[0324.chr('utf-8'), '"Ô"'],
|
||
[0325.chr('utf-8'), '"Õ"'],
|
||
[0326.chr('utf-8'), '"Ö"'],
|
||
[0327.chr('utf-8'), '"×"'],
|
||
[0330.chr('utf-8'), '"Ø"'],
|
||
[0331.chr('utf-8'), '"Ù"'],
|
||
[0332.chr('utf-8'), '"Ú"'],
|
||
[0333.chr('utf-8'), '"Û"'],
|
||
[0334.chr('utf-8'), '"Ü"'],
|
||
[0335.chr('utf-8'), '"Ý"'],
|
||
[0336.chr('utf-8'), '"Þ"'],
|
||
[0337.chr('utf-8'), '"ß"'],
|
||
[0340.chr('utf-8'), '"à"'],
|
||
[0341.chr('utf-8'), '"á"'],
|
||
[0342.chr('utf-8'), '"â"'],
|
||
[0343.chr('utf-8'), '"ã"'],
|
||
[0344.chr('utf-8'), '"ä"'],
|
||
[0345.chr('utf-8'), '"å"'],
|
||
[0346.chr('utf-8'), '"æ"'],
|
||
[0347.chr('utf-8'), '"ç"'],
|
||
[0350.chr('utf-8'), '"è"'],
|
||
[0351.chr('utf-8'), '"é"'],
|
||
[0352.chr('utf-8'), '"ê"'],
|
||
[0353.chr('utf-8'), '"ë"'],
|
||
[0354.chr('utf-8'), '"ì"'],
|
||
[0355.chr('utf-8'), '"í"'],
|
||
[0356.chr('utf-8'), '"î"'],
|
||
[0357.chr('utf-8'), '"ï"'],
|
||
[0360.chr('utf-8'), '"ð"'],
|
||
[0361.chr('utf-8'), '"ñ"'],
|
||
[0362.chr('utf-8'), '"ò"'],
|
||
[0363.chr('utf-8'), '"ó"'],
|
||
[0364.chr('utf-8'), '"ô"'],
|
||
[0365.chr('utf-8'), '"õ"'],
|
||
[0366.chr('utf-8'), '"ö"'],
|
||
[0367.chr('utf-8'), '"÷"'],
|
||
[0370.chr('utf-8'), '"ø"'],
|
||
[0371.chr('utf-8'), '"ù"'],
|
||
[0372.chr('utf-8'), '"ú"'],
|
||
[0373.chr('utf-8'), '"û"'],
|
||
[0374.chr('utf-8'), '"ü"'],
|
||
[0375.chr('utf-8'), '"ý"'],
|
||
[0376.chr('utf-8'), '"þ"'],
|
||
[0377.chr('utf-8'), '"ÿ"']
|
||
].should be_computed_by(:inspect)
|
||
end
|
||
end
|
||
|
||
describe "when the string's encoding is different than the result's encoding" do
|
||
describe "and the string's encoding is ASCII-compatible but the characters are non-ASCII" do
|
||
it "returns a string with the non-ASCII characters replaced by \\x notation" do
|
||
"\u{3042}".encode("EUC-JP").inspect.should == '"\\x{A4A2}"'
|
||
end
|
||
end
|
||
|
||
describe "and the string has both ASCII-compatible and ASCII-incompatible chars" do
|
||
it "returns a string with the non-ASCII characters replaced by \\u notation" do
|
||
"hello привет".encode("utf-16le").inspect.should == '"hello \\u043F\\u0440\\u0438\\u0432\\u0435\\u0442"'
|
||
end
|
||
end
|
||
end
|
||
end
|