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# -*- encoding: utf-8 -*-
require File.expand_path('../../../spec_helper', __FILE__)
describe "MatchData#begin" do
it "returns the offset of the start of the nth element" do
match_data = /(.)(.)(\d+)(\d)/.match("THX1138.")
match_data.begin(0).should == 1
match_data.begin(2).should == 2
end
it "returns nil when the nth match isn't found" do
match_data = /something is( not)? (right)/.match("something is right")
match_data.begin(1).should be_nil
end
it "returns the offset for multi byte strings" do
match_data = /(.)(.)(\d+)(\d)/.match("TñX1138.")
match_data.begin(0).should == 1
match_data.begin(2).should == 2
end
not_supported_on :opal do
it "returns the offset for multi byte strings with unicode regexp" do
match_data = /(.)(.)(\d+)(\d)/u.match("TñX1138.")
match_data.begin(0).should == 1
match_data.begin(2).should == 2
end
end
end
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