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/*******************************************************************************
* Copyright (c) 2004, 2012 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 Rational Software - Initial API and implementation
* Anton Leherbauer (Wind River Systems)
* Bryan Wilkinson (QNX)
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.ui.tests.text.contentassist2;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.TextUtilities;
import org.eclipse.jface.text.contentassist.ContentAssistant;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
import org.eclipse.jface.text.contentassist.IContextInformation;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.templates.TemplateProposal;
import org.eclipse.ui.texteditor.AbstractTextEditor;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.IPDOMManager;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.testplugin.CProjectHelper;
import org.eclipse.cdt.ui.testplugin.CTestPlugin;
import org.eclipse.cdt.ui.testplugin.EditorTestHelper;
import org.eclipse.cdt.ui.tests.BaseUITestCase;
import org.eclipse.cdt.ui.text.ICCompletionProposal;
import org.eclipse.cdt.ui.text.ICPartitions;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTNameBase;
import org.eclipse.cdt.internal.ui.text.contentassist.CCompletionProposal;
import org.eclipse.cdt.internal.ui.text.contentassist.CContentAssistProcessor;
import org.eclipse.cdt.internal.ui.text.contentassist.RelevanceConstants;
public abstract class AbstractContentAssistTest extends BaseUITestCase {
public static final int COMPARE_ID_STRINGS = 0;
public static final int COMPARE_DISP_STRINGS = 1;
public static final int COMPARE_REP_STRINGS = 2;
protected ICProject fCProject;
private IFile fCFile;
protected ITextEditor fEditor;
private boolean fIsCpp;
public AbstractContentAssistTest(String name, boolean isCpp) {
super(name);
fIsCpp= isCpp;
}
@Override
protected void setUp() throws Exception {
super.setUp();
if (fIsCpp) {
fCProject= CProjectHelper.createCCProject(getName(), "unused", IPDOMManager.ID_FAST_INDEXER);
}
else {
fCProject= CProjectHelper.createCProject(getName(), "unused", IPDOMManager.ID_FAST_INDEXER);
}
fCFile= setUpProjectContent(fCProject.getProject());
assertNotNull(fCFile);
CCorePlugin.getIndexManager().joinIndexer(8000, new NullProgressMonitor());
fEditor= (ITextEditor)EditorTestHelper.openInEditor(fCFile, true);
assertNotNull(fEditor);
CPPASTNameBase.sAllowNameComputation= true;
// EditorTestHelper.joinBackgroundActivities((AbstractTextEditor)fEditor);
}
/**
* Setup the project's content.
* @param project
* @return the file to be opened in the editor
* @throws Exception
*/
protected abstract IFile setUpProjectContent(IProject project) throws Exception;
@Override
protected void tearDown() throws Exception {
EditorTestHelper.closeEditor(fEditor);
fEditor= null;
CProjectHelper.delete(fCProject);
fCProject= null;
fCFile= null;
super.tearDown();
}
protected void assertContentAssistResults(int offset, int length, String[] expected, boolean isCompletion, boolean isTemplate, int compareType) throws Exception {
if (CTestPlugin.getDefault().isDebugging()) {
System.out.println("\n\n\n\n\nTesting "+this.getClass().getName());
}
//Call the CContentAssistProcessor
ISourceViewer sourceViewer= EditorTestHelper.getSourceViewer((AbstractTextEditor)fEditor);
String contentType= TextUtilities.getContentType(sourceViewer.getDocument(), ICPartitions.C_PARTITIONING, offset, true);
boolean isCode= IDocument.DEFAULT_CONTENT_TYPE.equals(contentType);
ContentAssistant assistant = new ContentAssistant();
CContentAssistProcessor processor = new CContentAssistProcessor(fEditor, assistant, contentType);
long startTime= System.currentTimeMillis();
sourceViewer.setSelectedRange(offset, length);
Object[] results = isCompletion
? (Object[]) processor.computeCompletionProposals(sourceViewer, offset)
: (Object[]) processor.computeContextInformation(sourceViewer, offset);
long endTime= System.currentTimeMillis();
assertTrue(results != null);
if(isTemplate) {
results= filterResultsKeepTemplates(results);
} else {
results= filterResults(results, isCode);
}
String[] resultStrings= toStringArray(results, compareType);
Arrays.sort(expected);
Arrays.sort(resultStrings);
if (CTestPlugin.getDefault().isDebugging()) {
System.out.println("Time (ms): " + (endTime-startTime));
for (int i = 0; i < resultStrings.length; i++) {
String proposal = resultStrings[i];
System.out.println("Result: " + proposal);
}
}
boolean allFound = true ; // for the time being, let's be optimistic
for (int i = 0; i< expected.length; i++){
boolean found = false;
for(int j = 0; j< resultStrings.length; j++){
String proposal = resultStrings[j];
if(expected[i].equals(proposal)){
found = true;
if (CTestPlugin.getDefault().isDebugging()) {
System.out.println("Lookup success for " + expected[i]);
}
break;
}
}
if (!found) {
allFound = false ;
if (CTestPlugin.getDefault().isDebugging()) {
System.out.println( "Lookup failed for " + expected[i]); //$NON-NLS-1$
}
}
}
if (!allFound) {
assertEquals("Missing results!", toString(expected), toString(resultStrings));
} else if (doCheckExtraResults()) {
assertEquals("Extra results!", toString(expected), toString(resultStrings));
}
}
protected void assertContentAssistResults(int offset, String[] expected, boolean isCompletion, int compareType) throws Exception {
assertContentAssistResults(offset, 0, expected, isCompletion, false, compareType);
}
/**
* Filter out template and keyword proposals.
* @param results
* @param isCodeCompletion completion is in code, not preprocessor, etc.
* @return filtered proposals
*/
private Object[] filterResults(Object[] results, boolean isCodeCompletion) {
List<Object> filtered= new ArrayList<Object>();
for (int i = 0; i < results.length; i++) {
Object result = results[i];
if (result instanceof TemplateProposal) {
continue;
}
if (result instanceof ICCompletionProposal) {
if (isCodeCompletion) {
// check for keywords proposal
int relevance = ((ICCompletionProposal)result).getRelevance();
if (relevance >= RelevanceConstants.CASE_MATCH_RELEVANCE) {
relevance -= RelevanceConstants.CASE_MATCH_RELEVANCE;
}
if (relevance <= RelevanceConstants.KEYWORD_TYPE_RELEVANCE) {
continue;
}
}
filtered.add(result);
} else if (result instanceof IContextInformation) {
filtered.add(result);
}
}
return filtered.toArray();
}
/**
* Filter out proposals, keep only templates
*/
private Object[] filterResultsKeepTemplates(Object[] results) {
List<Object> filtered= new ArrayList<Object>();
for (int i = 0; i < results.length; i++) {
Object result = results[i];
if (result instanceof TemplateProposal) {
filtered.add(result);
}
}
return filtered.toArray();
}
private String[] toStringArray(Object[] results, int compareType) {
String[] strings= new String[results.length];
for(int i=0; i< results.length; i++){
Object result = results[i];
if (result instanceof CCompletionProposal) {
if (compareType == COMPARE_ID_STRINGS) {
strings[i]= ((CCompletionProposal)result).getIdString();
} else if (compareType == COMPARE_DISP_STRINGS) {
strings[i]= ((CCompletionProposal)result).getDisplayString();
} else {
strings[i]= ((CCompletionProposal)result).getReplacementString();
}
} else if (result instanceof ICCompletionProposal) {
if (compareType == COMPARE_ID_STRINGS) {
strings[i]= ((ICCompletionProposal)result).getIdString();
} else if (compareType == COMPARE_DISP_STRINGS) {
strings[i]= ((ICCompletionProposal)result).getDisplayString();
} else {
strings[i]= ((ICCompletionProposal)result).getDisplayString();
}
} else if (result instanceof ICompletionProposal) {
strings[i]= ((ICompletionProposal)result).getDisplayString();
} else if (result instanceof IContextInformation) {
strings[i]= ((IContextInformation)result).getContextDisplayString();
} else {
strings[i]= result.toString();
}
}
return strings;
}
private String toString(String[] strings) {
StringBuffer buf= new StringBuffer();
for(int i=0; i< strings.length; i++){
buf.append(strings[i]).append('\n');
}
return buf.toString();
}
/**
* Override to relax checking of extra results
*/
protected boolean doCheckExtraResults() {
return true ;
}
/**
* @return the content of the editor buffer
*/
protected String getBuffer() {
return getDocument().get();
}
/**
* @return the editor document
*/
protected IDocument getDocument() {
return EditorTestHelper.getDocument(fEditor);
}
}
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