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Groovy example source code file (AntTest.groovy)

This example Groovy source code file (AntTest.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

antbuilder, antbuilder, antbuilder's, couldn't, file, file, path, path, project, simplelistener, spooftask, spooftaskcontainer, spooftaskcontainer, unknownelement

The Groovy AntTest.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.util

import org.apache.tools.ant.BuildEvent
import org.apache.tools.ant.Project
import org.apache.tools.ant.ProjectHelper
import groovy.xml.NamespaceBuilder
import org.apache.tools.ant.UnknownElement
import org.junit.Assert

/**
 * Tests for the <groovy> task.
 *
 * @author Marc Guillemot
 */
class AntTest extends GroovyTestCase {

    void testAnt() {
        def ant = new AntBuilder()

        // let's just call one task
        ant.echo("hello")

        // here's an example of a block of Ant inside GroovyMarkup
        ant.sequential {
            echo("inside sequential")

            def myDir = "target/AntTest/"

            mkdir(dir: myDir)
            copy(todir: myDir) {
                fileset(dir: "src/test") {
                    include(name: "**/*.groovy")
                }
            }

            echo("done")
        }

        // now let's do some normal Groovy again
        def file = new File("target/AntTest/groovy/util/AntTest.groovy")
        assert file.exists()
    }

    void testFileIteration() {
        def ant = new AntBuilder()

        // let's create a scanner of filesets
        def scanner = ant.fileScanner {
            fileset(dir: "src/test") {
                include(name: "**/Ant*.groovy")
            }
        }

        // now let's iterate over
        def found = false
        for (f in scanner) {
            println("Found file ${f}")

            found = true

            assert f instanceof File
            assert f.name.endsWith(".groovy")
        }
        assert found
    }

    void testJunitTask() {
        def ant = new AntBuilder()

        ant.junit {
            test(name: 'groovy.util.SomethingThatDoesNotExist')
        }
    }

    void testPathBuilding() {
        def ant = new AntBuilder()

        def value = ant.path {
            fileset(dir: "xdocs") {
                include(name: "*.wiki")
            }
        }

        assert value != null
        assertEquals org.apache.tools.ant.types.Path, value.getClass()
    }

    void testTaskContainerExecutionSequence() {
        SpoofTaskContainer.getSpoof().length = 0

        def antFile = new File("src/test/groovy/util/AntTest.xml")
        assertTrue "Couldn't find ant test script", antFile.exists()

        // run it with ant, to be sure that our assumptions are correct
        def project = new Project()
        project.init()
        ProjectHelper.projectHelper.parse(project, antFile)
        project.executeTarget(project.defaultTarget);

        def expectedSpoof =
        """SpoofTaskContainer ctor
in addTask
configuring UnknownElement
SpoofTask ctor
begin SpoofTaskContainer execute
begin SpoofTask execute
tag name from wrapper: spoof
attributes map from wrapper: [foo:123]
param foo: 123
end SpoofTask execute
end SpoofTaskContainer execute
"""
        println SpoofTaskContainer.getSpoof().toString()
        assertEquals expectedSpoof, SpoofTaskContainer.getSpoof().toString()
        SpoofTaskContainer.spoof.length = 0

        def ant = new AntBuilder()
        def PATH = 'task.path'

        // and now run it with the AntBuilder        
        ant.path(id: PATH) {ant.pathelement(location: 'classes')}
        ['spoofcontainer': SpoofTaskContainer, 'spoof': SpoofTask].each { pair ->
            ant.taskdef(name: pair.key, classname: pair.value.name, classpathref: PATH)
        }
        ant.spoofcontainer() {
            ant.spoof(foo: 123)
        }
        assertEquals expectedSpoof, SpoofTaskContainer.getSpoof().toString()

        // now run it with AntBuilder using Namespaces (test for GROOVY-1070)
        def antNS = new AntBuilder()
        SpoofTaskContainer.resetSpoof()

        // and now run it with the AntBuilder        
        antNS.path(id: PATH) {antNS.pathelement(location: 'classes')}
        ['spoofcontainer': SpoofTaskContainer, 'spoof': SpoofTask].each { pair ->
            antNS.taskdef(name: pair.key, classname: pair.value.name, classpathref: PATH,
                    uri: 'testNS')
        }
        def testNS = NamespaceBuilder.newInstance(antNS, "testNS", "testNSprefix");
        testNS.spoofcontainer() {
            testNS.spoof(foo: 123)
        }
        assertEquals expectedSpoof, SpoofTaskContainer.getSpoof().toString()
    }

    /** Checks that we can access dynamically (through Ant's property task) defined properties in Groovy scriptlets  */
    void testDynamicProperties() {
        def antBuilder = new AntBuilder()

        antBuilder.property(name: "testProp1", value: "TEST 1")
        antBuilder.taskdef(name: "groovy", classname: "org.codehaus.groovy.ant.Groovy")
        antBuilder.groovy("""
            ant.property(name: "testProp2", value: "TEST 2")

            assert properties.testProp1 == project.properties.testProp1
            assert properties.testProp2 == project.properties.testProp2
        """)
    }

    /**
     * Test access to AntBuilder properties
     */
    void testAntBuilderProperties() {
        def ant = new AntBuilder()

        assertNull ant.project.properties.'myProp'
        ant.property(name: 'myProp', value: 'blabla')
        assertEquals 'blabla', ant.project.properties.'myProp'
    }

    /**
     * Tests that the AntBuilder can handle conditions (conditions aren't tasks)
     * (test for GROOVY-824)
     */
    void testCondition() {
        def ant = new AntBuilder()
        ant.condition(property: "containsHi") {
            contains([string: "hi", substring: "hi"])
        }
        assertEquals "true", ant.project.properties["containsHi"]

        ant.condition(property: "equalsHi", else: "false") {
            Equals([arg1: "hi", arg2: "bye"])
        }
        assertEquals "false", ant.project.properties["equalsHi"]
    }

    /**
     * Tests that using the AntBuilder within the <groovy> task doesn't cause double execution
     * (test for GROOVY-1602)
     */
    void testAntBuilderWithinGroovyTask() {
        def antFile = new File("src/test/groovy/util/AntTest.xml")
        assertTrue "Couldn't find ant test script", antFile.exists()

        def project = new Project()
        project.init()
        ProjectHelper.projectHelper.parse(project, antFile)

        def customListener = new SimpleListener()
        project.addBuildListener customListener

        project.executeTarget("testAntBuilderWithinGroovyTask");

        def expectedSpoof =
        """started: taskdef[name:groovy, classname:org.codehaus.groovy.ant.Groovy]
finished: taskdef[name:groovy, classname:org.codehaus.groovy.ant.Groovy]
started: echo[message:before groovy task]
finished: echo[message:before groovy task]
started: groovy[:]
started: echo[message:ant builder within groovy task]
finished: echo[message:ant builder within groovy task]
finished: groovy[:]
started: echo[message:after groovy task]
finished: echo[message:after groovy task]
"""

        assertEquals expectedSpoof, customListener.spoof.toString()
    }

    /**
     * Test usage of import
     */
    void testImport() {
        def antFile = new File("src/test/groovy/util/AntTest_import.xml")
        assertTrue "Couldn't find ant test script", antFile.exists()

        def ant = new AntBuilder()
        def customListener = new SimpleListener()
        ant.project.addBuildListener customListener

        ant.'import'(file: antFile.absolutePath)
        def expectedSpoof = """\
started: import[file:${antFile.absolutePath}]
started: echo[message:outside targets, at the top]
finished: echo[message:outside targets, at the top]
finished: import[file:${antFile.absolutePath}]
"""
        assertEquals expectedSpoof, customListener.spoof.toString()

        customListener.spoof.length = 0
        ant.project.executeTarget('firstTarget')
        expectedSpoof = """\
started: echo[message:inside firstTarget]
finished: echo[message:inside firstTarget]
"""
        assertEquals expectedSpoof, customListener.spoof.toString()

        customListener.spoof.length = 0
        ant.target(name: "myTestTarget", depends: "2ndTarget") {
            echo(message: "echo from AntBuilder's target foo")
        }
        expectedSpoof = """\
started: echo[message:inside 2ndTarget]
finished: echo[message:inside 2ndTarget]
started: echo[message:echo from AntBuilder's target foo]
finished: echo[message:echo from AntBuilder's target foo]
"""
        assertEquals expectedSpoof, customListener.spoof.toString()

        // test that the previously created target can be called
        customListener.spoof.length = 0
        ant.project.executeTarget('myTestTarget')
        assertEquals expectedSpoof, customListener.spoof.toString()
    }
}

class SimpleListener extends org.apache.tools.ant.DefaultLogger {
    def spoof = new StringBuffer()

    void taskStarted(BuildEvent event) {
        if (!(event.task instanceof UnknownElement)) Assert.fail("Task is already configured. Listeners won't have a chance to alter UnknownElement for additional configuration");
        spoof << "started: " + logTask(event.task) + "\n"
    }

    void taskFinished(BuildEvent event) {
        spoof << "finished: " + logTask(event.task) + "\n"
    }

    private String logTask(task) {
        task.taskName + task.wrapper.attributeMap
    }
}

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