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Groovy example source code file (Groovy779_Bug.groovy)

This example Groovy source code file (Groovy779_Bug.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

classcastexception, groovy779_bug, groovy779anotherperson, groovy779anotherperson, groovy779anotherprofit, groovy779anotherprofit, groovy779oneperson, groovy779oneprofit, groovy779oneprofit, groovytestcase, string, string

The Groovy Groovy779_Bug.groovy source code

/*
 * Copyright 2003-2010 the original author or authors.
 *
 * Licensed 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.bugs

class Groovy779_Bug extends GroovyTestCase {

    def boolean exceptionCalled = false
    def boolean finallyCalled = false

    public static void main(String[] args) {
        Groovy779_Bug app = new Groovy779_Bug()
        app.testFieldProperty()
        app.testBeanProperty()
        app.testAutoboxingProperty()
    }

    public void testFieldProperty() {

        try {
            def p = new Groovy779OnePerson(nameID: "foo-", age: 12.2)
            assert p.age == 12
            assert p.nameID == "foo-"
            p = new Groovy779OnePerson(nameID: "foo-", age: "12")
            println p.age
            println p.nameID
        }
        catch (ClassCastException e) {
            onException(e)
        }
        finally {
            onFinally()
        }
        assert exceptionCalled, "should have invoked the catch clause"
        assert finallyCalled, "should have invoked the finally clause"
        // println("Success!")
    }

    public void testBeanProperty() {

        try {
            def p2 = new Groovy779AnotherPerson(nameID: 1234, age: 12.2)
            assert p2.age == 12
            assert p2.nameID == "1234"
            p2 = new Groovy779AnotherPerson(nameID: 111, age: "12")
            println p2.age
            println p2.nameID
        }
        catch (ClassCastException e) {
            onException(e)
        }
        finally {
            onFinally()
        }
        assert exceptionCalled, "should have invoked the catch clause"
        assert finallyCalled, "should have invoked the finally clause"
        // println("Success!")
    }

    public void testAutoboxingProperty() {
        def p = new Groovy779OneProfit(signal: "bar", rate: 15)
        assert p.signal == "bar"
        assert p.rate == 15.0

        p = new Groovy779OneProfit(signal: 111 + 22, rate: new java.math.BigDecimal("15"))
        assert p.signal == "133"
        assert p.rate == 15.0

        def p2 = new Groovy779AnotherProfit(signal: "bar~", rate: 15)
        assert p2.signal == "bar~"
        assert p2.rate == 15.0

        p2 = new Groovy779AnotherProfit(signal: 111 - 22, rate: new java.math.BigDecimal("15"))
        assert p2.signal == "89"
        assert p2.rate == 15.0
    }

    void onException(e) {
        assert e != null
        exceptionCalled = true
    }

    void onFinally() {
        finallyCalled = true
    }

}

class Groovy779OnePerson {
    def public String nameID
    def public int age
}

class Groovy779AnotherPerson {
    String nameID
    int age
}

class Groovy779OneProfit {
    public String signal
    public double rate
}

class Groovy779AnotherProfit {
    String signal
    double rate
}

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