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# -*- encoding: utf-8 -*-
require File.expand_path('../../../spec_helper', __FILE__)
describe "Symbol#swapcase" do
it "returns a Symbol" do
:glark.swapcase.should be_an_instance_of(Symbol)
end
it "converts lowercase ASCII characters to their uppercase equivalents" do
:lower.swapcase.should == :LOWER
end
it "converts uppercase ASCII characters to their lowercase equivalents" do
:UPPER.swapcase.should == :upper
end
it "works with both upper- and lowercase ASCII characters in the same Symbol" do
:mIxEd.swapcase.should == :MiXeD
end
ruby_version_is ''...'2.4' do
it "leaves uppercase Unicode characters as they were" do
"\u{00DE}Bc".to_sym.swapcase.should == :"ÞbC"
end
it "leaves lowercase Unicode characters as they were" do
"\u{00DF}Bc".to_sym.swapcase.should == :"ßbC"
end
end
it "leaves non-alphabetic ASCII characters as they were" do
"Glark?!?".to_sym.swapcase.should == :"gLARK?!?"
end
end
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