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ruby--ruby/spec/ruby/core/symbol/swapcase_spec.rb
eregon 8c5b60eb22 Update to ruby/spec@a6b8805
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60525 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-10-28 15:15:48 +00:00

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Ruby

# -*- 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
ruby_version_is '2.4' do
it "swaps the case for Unicode characters" do
"äÖü".to_sym.swapcase.should == :"ÄöÜ"
"aOu".to_sym.swapcase.should == :"AoU"
end
end
it "leaves non-alphabetic ASCII characters as they were" do
"Glark?!?".to_sym.swapcase.should == :"gLARK?!?"
end
end