tests/org.eclipse.core.tests.resources/src/org/eclipse/core/tests/internal/watson/DeltaFlatteningTest.java

/**********************************************************************
 * Copyright (c) 2000,2002 IBM Corporation and others.
 * All rights reserved.   This program and the accompanying materials
 * are made available under the terms of the Common Public License v0.5
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v05.html
 * 
 * Contributors: 
 * IBM - Initial API and implementation
 **********************************************************************/
package org.eclipse.core.tests.internal.watson;

import java.io.*;

import junit.framework.Test;
import junit.framework.TestSuite;
import org.eclipse.core.internal.watson.*;
import org.eclipse.core.runtime.IPath;

public class DeltaFlatteningTest extends ElementTreeSerializationTest {
	protected ElementTree fNewTree;
	protected IPath project3, folder5, file4, file5;
public DeltaFlatteningTest() {
	super(null);
}
public DeltaFlatteningTest(String name) {
	super(name);
}
/**
 * Performs the serialization activity for this test
 */
public Object doRead(ElementTreeReader reader, DataInputStream input) throws IOException {
	return reader.readDelta(fNewTree, input);
}
/**
 * Runs a test for this class at a certain depth and path
 */
public void doTest(IPath path, int depth) {

	/* Get an element tree from somewhere. */
	fTree= TestUtil.createTestElementTree();
	fSubtreePath = path;
	fDepth = depth;
	ElementTree newTree = (ElementTree)doPipeTest();
	TestUtil.assertEqualTrees(this.getClass().toString() + "test0", fTree, newTree, fSubtreePath, fDepth);
}
/**
 * Performs the serialization activity for this test
 */
public void doWrite(ElementTreeWriter writer, DataOutputStream output) throws IOException{
	writer.writeDelta(fTree, fNewTree, fSubtreePath, fDepth, output, DefaultElementComparator.getComparator());
}
protected void setUp() throws Exception {
	super.setUp();
	fTree = TestUtil.createTestElementTree();
	/**
	 * The following changes will be made to the base tree:
	 *	- add project3
	 *  - add folder5 below project3
	 *  - delete file1
	 *  - change data of folder2
	 *	- add file4 below project2
	 *  - add file5 below folder1
	 *  - delete folder3
	 */

	fNewTree = fTree.newEmptyDelta();

	project3 = solution.append("project3");
	folder5 = project3.append("folder5");
	file4 = project2.append("file4");
	file5 = folder1.append("file5");
	 
	fNewTree.createElement(project3, "project3");
	fNewTree.createElement(folder5, "folder5");
	fNewTree.deleteElement(file1);
	fNewTree.createElement(folder2, "ChangedData");
	fNewTree.createElement(file4, "file4");
	fNewTree.createElement(file5, "file5");
	fNewTree.deleteElement(folder3);
	fNewTree.immutable();

	/* assert the new structure */
	TestUtil.assertHasPaths(fNewTree, new IPath[] {solution, project1, project2, project3,
		file2, file4, file5, folder1, folder2, folder4, folder5});
	TestUtil.assertNoPaths(fNewTree, new IPath[] {file1, file3, folder3});
}
public static Test suite() { 
	TestSuite suite= new TestSuite(DeltaFlatteningTest.class);
	return suite;
}
/**
 * Tests the reading and writing of element deltas
 */
public void test0() {
	doExhaustiveTests();
}
}