src/test/groovy/bugs/Groovy4516Bug.groovy

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 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
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 *  KIND, either express or implied.  See the License for the
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package groovy.bugs

import groovy.test.GroovyTestCase

class Groovy4516Bug extends GroovyTestCase {
    void testDelegateMethodsWithDefaultValues() {
        assertScript """
            class Del4516 {
                def doSomething(boolean flag = true) { 
                    flag 
                }
            }
            
            class AClass4516 { 
                @Delegate Del4516 Del4516 = new Del4516() 
            }
            
            def a = new AClass4516()
            assert a.doSomething(false) == false
            assert a.doSomething() == true
        """
    }
}