/*******************************************************************************
* Copyright (c) 2000, 2010 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
* Anton Leherbauer (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.ui.tests.text;
import java.io.File;
import java.net.URI;
import junit.extensions.TestSetup;
import junit.framework.Test;
import junit.framework.TestCase;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.BadPositionCategoryException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.SourceViewer;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.index.IIndexLocationConverter;
import org.eclipse.cdt.core.index.ResourceContainerRelativeLocationConverter;
import org.eclipse.cdt.core.index.URIRelativeLocationConverter;
import org.eclipse.cdt.core.index.provider.IPDOMDescriptor;
import org.eclipse.cdt.core.index.provider.IReadOnlyPDOMProvider;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
import org.eclipse.cdt.core.testplugin.CProjectHelper;
import org.eclipse.cdt.core.testplugin.util.TestSourceReader;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.ui.PreferenceConstants;
import org.eclipse.cdt.ui.testplugin.Accessor;
import org.eclipse.cdt.ui.testplugin.EditorTestHelper;
import org.eclipse.cdt.ui.testplugin.ResourceTestHelper;
import org.eclipse.cdt.internal.core.CCoreInternals;
import org.eclipse.cdt.internal.core.index.provider.IndexProviderManager;
import org.eclipse.cdt.internal.core.index.provider.ReadOnlyPDOMProviderBridge;
import org.eclipse.cdt.internal.ui.editor.CEditor;
import org.eclipse.cdt.internal.ui.editor.SemanticHighlighting;
import org.eclipse.cdt.internal.ui.editor.SemanticHighlightingManager;
import org.eclipse.cdt.internal.ui.editor.SemanticHighlightingPresenter;
import org.eclipse.cdt.internal.ui.editor.SemanticHighlightings;
/**
* Derived from JDT.
*
* @since 4.0
*/
public class AbstractSemanticHighlightingTest extends TestCase {
protected static class SemanticHighlightingTestSetup extends TestSetup {
private ICProject fCProject;
private final String fTestFilename;
private File fSdkFile;
public SemanticHighlightingTestSetup(Test test, String testFilename) {
super(test);
fTestFilename= testFilename;
}
@Override
protected void setUp() throws Exception {
super.setUp();
String sdkCode=
"void SDKFunction();\n"+
"class SDKClass { public: void SDKMethod(); };\n\n";
fSdkFile= createExternalSDK(sdkCode);
assertNotNull(fSdkFile);
fSdkFile.deleteOnExit();
fCProject= EditorTestHelper.createCProject(PROJECT, LINKED_FOLDER);
importExternalSDK(fSdkFile, fCProject);
fEditor= (CEditor) EditorTestHelper.openInEditor(ResourceTestHelper.findFile(fTestFilename), true);
fSourceViewer= EditorTestHelper.getSourceViewer(fEditor);
assertTrue(EditorTestHelper.joinReconciler(fSourceViewer, 500, 10000, 100));
EditorTestHelper.joinBackgroundActivities();
}
private static void importExternalSDK(final File sdk, final ICProject associatedProject) {
final URI baseURI= new File("c:/ExternalSDK/").toURI();
IndexProviderManager ipm= CCoreInternals.getPDOMManager().getIndexProviderManager();
ipm.addIndexProvider(new ReadOnlyPDOMProviderBridge(
new IReadOnlyPDOMProvider() {
public IPDOMDescriptor[] getDescriptors(
ICConfigurationDescription config) {
return new IPDOMDescriptor[] {
new IPDOMDescriptor() {
public IIndexLocationConverter getIndexLocationConverter() {
return new URIRelativeLocationConverter(baseURI);
}
public IPath getLocation() {
return new Path(sdk.getAbsolutePath());
}
}
};
}
public boolean providesFor(ICProject project)
throws CoreException {
return associatedProject.equals(project);
}
}
));
}
private static File createExternalSDK(final String code) throws Exception {
final File sdk= File.createTempFile("foo", "bar");
ICProject cproject= CProjectHelper.createCCProject("foo"+System.currentTimeMillis(), null, IPDOMManager.ID_FAST_INDEXER);
TestSourceReader.createFile(cproject.getProject(), new Path("/this.h"), code);
CCorePlugin.getIndexManager().joinIndexer(5000, new NullProgressMonitor());
ResourceContainerRelativeLocationConverter cvr= new ResourceContainerRelativeLocationConverter(cproject.getProject());
CCoreInternals.getPDOMManager().exportProjectPDOM(cproject, sdk, cvr);
assertTrue(sdk.exists());
CProjectHelper.delete(cproject);
return sdk;
}
protected String getTestFilename() {
return fTestFilename;
}
@Override
protected void tearDown () throws Exception {
EditorTestHelper.closeEditor(fEditor);
IPreferenceStore store= CUIPlugin.getDefault().getPreferenceStore();
store.setToDefault(PreferenceConstants.EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED);
SemanticHighlighting[] semanticHighlightings= SemanticHighlightings.getSemanticHighlightings();
for (SemanticHighlighting semanticHighlighting : semanticHighlightings) {
String enabledPreferenceKey= SemanticHighlightings.getEnabledPreferenceKey(semanticHighlighting);
if (!store.isDefault(enabledPreferenceKey))
store.setToDefault(enabledPreferenceKey);
}
if (fCProject != null)
CProjectHelper.delete(fCProject);
if (fSdkFile != null) {
fSdkFile.delete();
}
super.tearDown();
}
}
public static final String LINKED_FOLDER= "resources/semanticHighlighting";
public static final String PROJECT= "SHTest";
public static final String TESTFILE= "/SHTest/src/SHTest.cpp";
private static CEditor fEditor;
private static SourceViewer fSourceViewer;
private String fCurrentHighlighting;
private SemanticHighlightingTestSetup fProjectSetup;
@Override
protected void setUp() throws Exception {
super.setUp();
if (!ResourcesPlugin.getWorkspace().getRoot().exists(new Path(PROJECT))) {
fProjectSetup= new SemanticHighlightingTestSetup(this, TESTFILE);
fProjectSetup.setUp();
}
disableAllSemanticHighlightings();
EditorTestHelper.runEventQueue(500);
}
@Override
protected void tearDown() throws Exception {
if (fProjectSetup != null) {
fProjectSetup.tearDown();
fProjectSetup= null;
}
super.tearDown();
}
protected void assertEqualPositions(Position[] expected, Position[] actual) {
assertEquals(expected.length, actual.length);
for (int i= 0, n= expected.length; i < n; i++) {
assertEquals(expected[i].isDeleted(), actual[i].isDeleted());
assertEquals(expected[i].getOffset(), actual[i].getOffset());
assertEquals(expected[i].getLength(), actual[i].getLength());
}
}
protected Position createPosition(int line, int column, int length) throws BadLocationException {
IDocument document= fSourceViewer.getDocument();
return new Position(document.getLineOffset(line) + column, length);
}
String toString(Position[] positions) throws BadLocationException {
StringBuffer buf= new StringBuffer();
buf.append("// "+fCurrentHighlighting+'\n');
IDocument document= fSourceViewer.getDocument();
buf.append("Position[] expected= new Position[] {\n");
for (Position position : positions) {
int line= document.getLineOfOffset(position.getOffset());
int column= position.getOffset() - document.getLineOffset(line);
buf.append("\tcreatePosition(" + line + ", " + column + ", " + position.getLength() + "),\n");
}
buf.append("};\n");
return buf.toString();
}
protected Position[] getSemanticHighlightingPositions() throws BadPositionCategoryException {
SemanticHighlightingManager manager= (SemanticHighlightingManager) new Accessor(fEditor, CEditor.class).get("fSemanticManager");
SemanticHighlightingPresenter presenter= (SemanticHighlightingPresenter) new Accessor(manager, manager.getClass()).get("fPresenter");
String positionCategory= (String) new Accessor(presenter, presenter.getClass()).invoke("getPositionCategory", new Object[0]);
IDocument document= fSourceViewer.getDocument();
return document.getPositions(positionCategory);
}
protected void setUpSemanticHighlighting(String semanticHighlighting) {
fCurrentHighlighting= semanticHighlighting;
enableSemanticHighlighting(semanticHighlighting);
// give enough time to finish updating the highlighting positions
EditorTestHelper.runEventQueue(1000);
}
private void enableSemanticHighlighting(String preferenceKey) {
IPreferenceStore store= CUIPlugin.getDefault().getPreferenceStore();
store.setValue(getEnabledPreferenceKey(preferenceKey), true);
}
private String getEnabledPreferenceKey(String preferenceKey) {
return PreferenceConstants.EDITOR_SEMANTIC_HIGHLIGHTING_PREFIX + preferenceKey + PreferenceConstants.EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED_SUFFIX;
}
private static void disableAllSemanticHighlightings() {
IPreferenceStore store= CUIPlugin.getDefault().getPreferenceStore();
store.setValue(PreferenceConstants.EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED, true);
SemanticHighlighting[] semanticHilightings= SemanticHighlightings.getSemanticHighlightings();
for (SemanticHighlighting semanticHilighting : semanticHilightings) {
if (store.getBoolean(SemanticHighlightings.getEnabledPreferenceKey(semanticHilighting)))
store.setValue(SemanticHighlightings.getEnabledPreferenceKey(semanticHilighting), false);
}
}
}