require_relative '../../spec_helper' require 'strscan' describe "StringScanner#check" do before :each do @s = StringScanner.new("This is a test") end it "returns the value that scan would return, without advancing the scan pointer" do @s.check(/This/).should == "This" @s.matched.should == "This" @s.pos.should == 0 @s.check(/is/).should == nil @s.matched.should == nil end end