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require_relative '../../spec_helper'
describe "MatchData#string" do
it "returns a copy of the match string" do
str = /(.)(.)(\d+)(\d)/.match("THX1138.").string
str.should == "THX1138."
end
it "returns a frozen copy of the match string" do
str = /(.)(.)(\d+)(\d)/.match("THX1138.").string
str.should == "THX1138."
str.frozen?.should == true
end
it "returns the same frozen string for every call" do
md = /(.)(.)(\d+)(\d)/.match("THX1138.")
md.string.should equal(md.string)
end
it "returns a frozen copy of the matched string for gsub(String)" do
'he[[o'.gsub!('[', ']')
$~.string.should == 'he[[o'
$~.string.frozen?.should == true
end
end
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