Groovy example source code file (GroovyTestCaseTest.groovy)

This example Groovy source code file (GroovyTestCaseTest.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

foo, groovytestcase, groovytestcasetest, groovytestcasetest, myexception, myexception, nullpointerexception, nullpointerexception, runtimeexception, runtimeexception

The Groovy GroovyTestCaseTest.groovy source code

package groovy.util

/**
    Testing the notYetImplemented feature of GroovyTestCase.
    Todo: testing all other features.
    @author Dierk Koenig
*/

class GroovyTestCaseTest extends GroovyTestCase {

    void testNotYetImplementedSubclassUse () {
        if (notYetImplemented()) return
        fail 'here the code that is expected to fail'
    }
    void testNotYetImplementedStaticUse () {
        if (GroovyTestCase.notYetImplemented(this)) return
        fail 'here the code that is expected to fail'
    }

    // we cannot test this automatically...
    // remove the leading x, run the test and see it failing
    void xtestSubclassFailing() {
        if (notYetImplemented()) return
        assert true // passes unexpectedly
    }
    void xtestStaticFailing() {
        if (GroovyTestCase.notYetImplemented(this)) return
        assert true // passes unexpectedly
    }

// ----------------

    void testShouldFailWithMessage() {
        def msg = shouldFail { throw new RuntimeException('x') }
        assertEquals 'x', msg
    }
    void testShouldFailWithMessageForClass() {
        def msg = shouldFail(RuntimeException.class) { throw new RuntimeException('x') }
        println msg
        assertEquals 'x', msg
    }

    void testShouldFail() {
        shouldFail(MyException) {
            new Foo().createBar()
        }
    }

    void testShouldFailWithNestedException() {
        shouldFail(MyException) {
            new Foo().createBarWithNestedException()
        }
    }
}

class Foo {
    def createBar() {
        throw new MyException(null)
    }

    def createBarWithNestedException() {
        throw new MyException(new NullPointerException())
    }
}

class MyException extends RuntimeException {
    MyException(Throwable cause) {
        super(cause);
    }
}