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# frozen_string_literal: false
require_relative '../../spec_helper'
describe 'String#+@' do
it 'returns an unfrozen copy of a frozen String' do
input = 'foo'.freeze
output = +input
output.should_not.frozen?
output.should == 'foo'
output << 'bar'
output.should == 'foobar'
end
it 'returns self if the String is not frozen' do
input = 'foo'
output = +input
output.equal?(input).should == true
end
it 'returns mutable copy despite freeze-magic-comment in file' do
ruby_exe(fixture(__FILE__, "freeze_magic_comment.rb")).should == 'mutable'
end
end
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