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# -*- encoding: binary -*-
require_relative '../../spec_helper'
describe "Encoding#replicate" do
before :all do
@i = 0
end
before :each do
@i += 1
@prefix = "RS#{@i}"
end
it "returns a replica of ASCII" do
name = @prefix + '-ASCII'
e = Encoding::ASCII.replicate(name)
e.name.should == name
Encoding.find(name).should == e
"a".force_encoding(e).valid_encoding?.should be_true
"\x80".force_encoding(e).valid_encoding?.should be_false
end
it "returns a replica of UTF-8" do
name = @prefix + 'UTF-8'
e = Encoding::UTF_8.replicate(name)
e.name.should == name
Encoding.find(name).should == e
"a".force_encoding(e).valid_encoding?.should be_true
"\u3042".force_encoding(e).valid_encoding?.should be_true
"\x80".force_encoding(e).valid_encoding?.should be_false
end
it "returns a replica of UTF-16BE" do
name = @prefix + 'UTF-16-BE'
e = Encoding::UTF_16BE.replicate(name)
e.name.should == name
Encoding.find(name).should == e
"a".force_encoding(e).valid_encoding?.should be_false
"\x30\x42".force_encoding(e).valid_encoding?.should be_true
"\x80".force_encoding(e).valid_encoding?.should be_false
end
it "returns a replica of ISO-2022-JP" do
name = @prefix + 'ISO-2022-JP'
e = Encoding::ISO_2022_JP.replicate(name)
Encoding.find(name).should == e
e.name.should == name
e.dummy?.should be_true
end
# NOTE: it's unclear of the value of this (for the complexity cost of it),
# but it is the current CRuby behavior.
it "can be associated with a String" do
name = @prefix + '-US-ASCII'
e = Encoding::US_ASCII.replicate(name)
e.name.should == name
Encoding.find(name).should == e
s = "abc".force_encoding(e)
s.encoding.should == e
s.encoding.name.should == name
end
end
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