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require_relative '../../../spec_helper'
describe "Encoding::Converter.asciicompat_encoding" do
it "accepts an encoding name as a String argument" do
-> { Encoding::Converter.asciicompat_encoding('UTF-8') }.
should_not raise_error
end
it "coerces non-String/Encoding objects with #to_str" do
str = mock('string')
str.should_receive(:to_str).at_least(1).times.and_return('string')
Encoding::Converter.asciicompat_encoding(str)
end
it "accepts an Encoding object as an argument" do
Encoding::Converter.
asciicompat_encoding(Encoding.find("ISO-2022-JP")).
should == Encoding::Converter.asciicompat_encoding("ISO-2022-JP")
end
it "returns a corresponding ASCII compatible encoding for ASCII-incompatible encodings" do
Encoding::Converter.asciicompat_encoding('UTF-16BE').should == Encoding::UTF_8
Encoding::Converter.asciicompat_encoding("ISO-2022-JP").should == Encoding.find("stateless-ISO-2022-JP")
end
it "returns nil when the given encoding is ASCII compatible" do
Encoding::Converter.asciicompat_encoding('ASCII').should be_nil
Encoding::Converter.asciicompat_encoding('UTF-8').should be_nil
end
it "handles encoding names who resolve to nil encodings" do
internal = Encoding.default_internal
Encoding.default_internal = nil
Encoding::Converter.asciicompat_encoding('internal').should be_nil
Encoding.default_internal = internal
end
end
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