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Ant example source code file (AbstractFileSetTest.java)

This example Ant source code file (AbstractFileSetTest.java) 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 - Ant tags/keywords

abstractfileset, abstractfilesettest, buildexception, buildexception, can, can, dir, file, io, project, reference, reference, this, you, you

The AbstractFileSetTest.java source code

/*
 *  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 org.apache.tools.ant.types;

import java.io.File;

import junit.framework.TestCase;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;

/**
 * Base class for FileSetTest and DirSetTest.
 *
 * <p>This doesn't actually test much, mainly reference handling.
 *
 */

public abstract class AbstractFileSetTest extends TestCase {

    private Project project;

    public AbstractFileSetTest(String name) {
        super(name);
    }

    public void setUp() {
        project = new Project();
        project.setBasedir(".");
    }

    protected abstract AbstractFileSet getInstance();

    protected final Project getProject() {
        return project;
    }

    public final void testEmptyElementIfIsReference() {
        AbstractFileSet f = getInstance();
        f.setIncludes("**/*.java");
        try {
            f.setRefid(new Reference("dummyref"));
            fail("Can add reference to "
                 + f.getDataTypeName()
                 + " with elements from setIncludes");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }

        f = getInstance();
        f.createPatternSet();
        try {
            f.setRefid(new Reference("dummyref"));
            fail("Can add reference to "
                 + f.getDataTypeName()
                 + " with nested patternset element.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when "
                         + "using refid", be.getMessage());
        }

        f = getInstance();
        f.createInclude();
        try {
            f.setRefid(new Reference("dummyref"));
            fail("Can add reference to "
                 + f.getDataTypeName()
                 + " with nested include element.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }

        f = getInstance();
        f.setRefid(new Reference("dummyref"));
        try {
            f.setIncludes("**/*.java");
            fail("Can set includes in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }
        try {
            f.setIncludesfile(new File("/a"));
            fail("Can set includesfile in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }
        try {
            f.setExcludes("**/*.java");
            fail("Can set excludes in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }
        try {
            f.setExcludesfile(new File("/a"));
            fail("Can set excludesfile in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }
        try {
            f.setDir(project.resolveFile("."));
            fail("Can set dir in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify more than one attribute "
                         + "when using refid", be.getMessage());
        }
        try {
            f.createInclude();
            fail("Can add nested include in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when using "
                         + "refid", be.getMessage());
        }
        try {
            f.createExclude();
            fail("Can add nested exclude in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when using "
                         + "refid", be.getMessage());
        }
        try {
            f.createIncludesFile();
            fail("Can add nested includesfile in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when using "
                         + "refid", be.getMessage());
        }
        try {
            f.createExcludesFile();
            fail("Can add nested excludesfile in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when using "
                         + "refid", be.getMessage());
        }
        try {
            f.createPatternSet();
            fail("Can add nested patternset in "
                 + f.getDataTypeName()
                 + " that is a reference.");
        } catch (BuildException be) {
            assertEquals("You must not specify nested elements when using "
                         + "refid", be.getMessage());
        }
    }

    public void testCircularReferenceCheck() {
        AbstractFileSet f = getInstance();
        project.addReference("dummy", f);
        f.setRefid(new Reference("dummy"));
        try {
            f.getDir(project);
            fail("Can make " + f.getDataTypeName()
                 + " a Reference to itself.");
        } catch (BuildException be) {
            assertEquals("This data type contains a circular reference.",
                         be.getMessage());
        }
        try {
            f.getDirectoryScanner(project);
            fail("Can make " + f.getDataTypeName()
                 + " a Reference to itself.");
        } catch (BuildException be) {
            assertEquals("This data type contains a circular reference.",
                         be.getMessage());
        }

        // dummy1 --> dummy2 --> dummy3 --> dummy1
        AbstractFileSet f1 = getInstance();
        project.addReference("dummy1", f1);
        f1.setRefid(new Reference("dummy2"));
        AbstractFileSet f2 = getInstance();
        project.addReference("dummy2", f2);
        f2.setRefid(new Reference("dummy3"));
        AbstractFileSet f3 = getInstance();
        project.addReference("dummy3", f3);
        f3.setRefid(new Reference("dummy1"));
        try {
            f1.getDir(project);
            fail("Can make circular reference.");
        } catch (BuildException be) {
            assertEquals("This data type contains a circular reference.",
                         be.getMessage());
        }
        try {
            f1.getDirectoryScanner(project);
            fail("Can make circular reference.");
        } catch (BuildException be) {
            assertEquals("This data type contains a circular reference.",
                         be.getMessage());
        }

        // dummy1 --> dummy2 --> dummy3
        // (which has the Project's basedir as root).
        f1 = getInstance();
        project.addReference("dummy1", f1);
        f1.setRefid(new Reference("dummy2"));
        f2 = getInstance();
        project.addReference("dummy2", f2);
        f2.setRefid(new Reference("dummy3"));
        f3 = getInstance();
        project.addReference("dummy3", f3);
        f3.setDir(project.resolveFile("."));
        File dir = f1.getDir(project);
        assertEquals("Dir is basedir", dir, project.getBaseDir());
    }
}

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