/*******************************************************************************
* Copyright (c) 2000, 2017 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.core.tests.resources;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.eclipse.core.resources.*;
import org.eclipse.core.runtime.CoreException;
/**
* This class tests the public API of IResourceChangeEvent.
*/
public class IResourceChangeEventTest extends ResourceTest {
/* some random resource handles */
protected IProject project1;
protected IProject project2;
protected IFolder folder1;//below project2
protected IFolder folder2;//below folder1
protected IFolder folder3;//same as file1
protected IFile file1;//below folder1
protected IFile file2;//below folder1
protected IFile file3;//below folder2
protected IMarker marker1;//on file1
protected IMarker marker2;//on file1
protected IMarker marker3;//on file1
protected IResource[] allResources;
public IResourceChangeEventTest() {
super();
}
public IResourceChangeEventTest(String name) {
super(name);
}
/**
* Sets up the fixture, for example, open a network connection.
* This method is called before a test is executed.
*/
@Override
protected void setUp() throws Exception {
super.setUp();
// Create some resource handles
project1 = getWorkspace().getRoot().getProject("Project" + 1);
project2 = getWorkspace().getRoot().getProject("Project" + 2);
folder1 = project1.getFolder("Folder" + 1);
folder2 = folder1.getFolder("Folder" + 2);
folder3 = folder1.getFolder("Folder" + 3);
file1 = folder1.getFile("File" + 1);
file2 = folder1.getFile("File" + 2);
file3 = folder2.getFile("File" + 3);
allResources = new IResource[] {project1, project2, folder1, folder2, folder3, file1, file2, file3};
// Create and open the resources
IWorkspaceRunnable body = monitor -> {
ensureExistsInWorkspace(allResources, true);
marker2 = file2.createMarker(IMarker.BOOKMARK);
marker3 = file3.createMarker(IMarker.BOOKMARK);
};
try {
getWorkspace().run(body, getMonitor());
} catch (CoreException e) {
fail("1.0", e);
}
}
public static Test suite() {
return new TestSuite(IResourceChangeEventTest.class);
}
/**
* Tears down the fixture, for example, close a network connection.
* This method is called after a test is executed.
*/
@Override
protected void tearDown() throws Exception {
super.tearDown();
ensureDoesNotExistInWorkspace(getWorkspace().getRoot());
}
/**
* Tests the IResourceChangeEvent#findMarkerDeltas method.
*/
public void testFindMarkerDeltas() {
/*
* The following changes will occur:
* - add marker1
* - remove marker2
* - change marker3
*/
IResourceChangeListener listener = event -> {
//bookmark type, no subtypes
IMarkerDelta[] deltas = event.findMarkerDeltas(IMarker.BOOKMARK, false);
verifyDeltas(deltas);
//bookmark type, with subtypes
deltas = event.findMarkerDeltas(IMarker.BOOKMARK, true);
verifyDeltas(deltas);
//marker type, no subtypes
deltas = event.findMarkerDeltas(IMarker.MARKER, false);
assertNotNull("10.0", deltas);
assertTrue("10.1", deltas.length == 0);
//marker type, with subtypes
deltas = event.findMarkerDeltas(IMarker.MARKER, true);
verifyDeltas(deltas);
//problem type, with subtypes
deltas = event.findMarkerDeltas(IMarker.PROBLEM, true);
assertNotNull("12.0", deltas);
assertTrue("12.1", deltas.length == 0);
//all types, include subtypes
deltas = event.findMarkerDeltas(null, true);
verifyDeltas(deltas);
//all types, no subtypes
deltas = event.findMarkerDeltas(null, false);
verifyDeltas(deltas);
};
getWorkspace().addResourceChangeListener(listener);
//do the work
IWorkspaceRunnable body = monitor -> {
marker1 = file1.createMarker(IMarker.BOOKMARK);
marker2.delete();
marker3.setAttribute("Foo", true);
};
try {
getWorkspace().run(body, getMonitor());
} catch (CoreException e) {
fail("Exception1", e);
} finally {
getWorkspace().removeResourceChangeListener(listener);
}
}
public void testFindMarkerDeltasInEmptyDelta() {
/*
* The following changes will occur:
* - change file1
*/
IResourceChangeListener listener = event -> {
//bookmark type, no subtypes
IMarkerDelta[] deltas = event.findMarkerDeltas(IMarker.BOOKMARK, false);
assertNotNull("1.0", deltas);
assertTrue("1.1", deltas.length == 0);
//bookmark type, with subtypes
deltas = event.findMarkerDeltas(IMarker.BOOKMARK, true);
assertNotNull("2.0", deltas);
assertTrue("2.1", deltas.length == 0);
//marker type, no subtypes
deltas = event.findMarkerDeltas(IMarker.MARKER, false);
assertNotNull("3.0", deltas);
assertTrue("3.1", deltas.length == 0);
//marker type, with subtypes
deltas = event.findMarkerDeltas(IMarker.MARKER, true);
assertNotNull("4.0", deltas);
assertTrue("4.1", deltas.length == 0);
//problem type, with subtypes
deltas = event.findMarkerDeltas(IMarker.PROBLEM, true);
assertNotNull("5.0", deltas);
assertTrue("5.1", deltas.length == 0);
//all types, include subtypes
deltas = event.findMarkerDeltas(null, true);
assertNotNull("6.0", deltas);
assertTrue("6.1", deltas.length == 0);
//all types, no subtypes
deltas = event.findMarkerDeltas(null, false);
assertNotNull("7.0", deltas);
assertTrue("7.1", deltas.length == 0);
};
getWorkspace().addResourceChangeListener(listener);
//do the work
try {
file1.setContents(getRandomContents(), true, true, getMonitor());
} catch (CoreException e) {
fail("Exception2", e);
} finally {
getWorkspace().removeResourceChangeListener(listener);
}
}
/**
* Verifies that the marker deltas have the right changes.
*/
protected void verifyDeltas(IMarkerDelta[] deltas) {
assertNotNull("1.0", deltas);
assertTrue("1.1", deltas.length == 3);
//delta order is not defined..
boolean found1 = false, found2 = false, found3 = false;
for (int i = 0; i < deltas.length; i++) {
assertTrue("kind" + i, deltas[i].getType().equals(IMarker.BOOKMARK));
long id = deltas[i].getId();
if (id == marker1.getId()) {
found1 = true;
assertTrue("2.0", deltas[i].getKind() == IResourceDelta.ADDED);
} else if (id == marker2.getId()) {
found2 = true;
assertTrue("3.0", deltas[i].getKind() == IResourceDelta.REMOVED);
} else if (id == marker3.getId()) {
found3 = true;
assertTrue("4.0", deltas[i].getKind() == IResourceDelta.CHANGED);
} else {
assertTrue("4.99", false);
}
}
assertTrue("5.0", found1);
assertTrue("5.1", found2);
assertTrue("5.2", found3);
}
}