src/test/groovy/InvokeNormalMethodsFirstTest.groovy

/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package groovy

import groovy.test.GroovyTestCase

/**
 * Invoke normal methods first: if no statically typed method exist, use invokeMethod().
 */
class InvokeNormalMethodsFirstTest extends GroovyTestCase {

    void testPrintln() {
        println "call global println function"
    }

    void testStaticMethodOnJdkObject() {
        def myString = " static method "
        def newString = myString.trim()

        assert newString == "static method"
    }

    void testCallClosure() {
        def clos = { msg -> msg + " is Groovy" }
        def str = clos("Guillaume")

        assert str == "Guillaume is Groovy"
    }

    void testCallNormalMethodFromAGroovyDefinedClass() {
        def p = new Printer()
        def str = "Guillaume"
        def result = p.returnSelf(str)

        assert result == str
    }

    void testCallNormalMethodFirstFromWackyObject() {
        def w = new Wacky()
        def str = "Groovy"
        def staticResult = w.returnSelf(str)
        def invokeResult = w.nonExistingMethod(str)

        assert staticResult == str
        assert invokeResult == "invokerMethod call"
    }
}

class Printer {
    String returnSelf(msg) {
        return msg
    }
}

class Wacky {
    String returnSelf(msg) {
        return msg
    }

    Object invokeMethod(String name, Object args) {
        return "invokerMethod call"
    }
}