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/**********************************************************************
* Copyright (c) 2004 Rational Software 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 Rational Software - Initial API and implementation
***********************************************************************/
package org.eclipse.cdt.ui.tests.text.contentassist;
/**
* @author hamer
*
* This abstract class is the base class for all completion proposals test cases
*
*/
import java.io.FileInputStream;
import junit.framework.TestCase;
import org.eclipse.cdt.core.CCProjectNature;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.model.CModelException;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.IWorkingCopy;
import org.eclipse.cdt.core.parser.ast.IASTCompletionNode;
import org.eclipse.cdt.core.parser.ast.IASTNode;
import org.eclipse.cdt.core.parser.ast.IASTScope;
import org.eclipse.cdt.internal.core.model.TranslationUnit;
import org.eclipse.cdt.internal.core.search.indexing.IndexManager;
import org.eclipse.cdt.internal.ui.text.contentassist.CCompletionProcessor;
import org.eclipse.cdt.testplugin.CProjectHelper;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IProjectDescription;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.text.Document;
import org.eclipse.jface.text.contentassist.ICompletionProposal;
public abstract class CompletionProposalsBaseTest extends TestCase{
private final String pluginName = "org.eclipse.cdt.ui.tests";
private final String projectName = "TestProject1";
private final String projectType = "bin";
private ICProject fCProject;
private IFile fCFile;
private IFile fHeaderFile;
private NullProgressMonitor monitor;
private TranslationUnit tu = null;
private String buffer = "";
private Document document = null;
public CompletionProposalsBaseTest(String name) {
super(name);
}
/*
* Derived classes have to provide there abstract methods
*/
protected abstract String getFileName();
protected abstract String getFileFullPath();
protected abstract String getHeaderFileName();
protected abstract String getHeaderFileFullPath();
protected abstract int getCompletionPosition();
protected abstract String getExpectedScopeClassName();
protected abstract String getExpectedContextClassName();
protected abstract String getExpectedPrefix();
protected abstract IASTCompletionNode.CompletionKind getExpectedKind();
protected abstract String[] getExpectedResultsValues();
protected void setUp() throws Exception {
monitor = new NullProgressMonitor();
String pluginRoot=org.eclipse.core.runtime.Platform.getPlugin(pluginName).find(new Path("/")).getFile();
fCProject= CProjectHelper.createCProject(projectName, projectType);
fHeaderFile = fCProject.getProject().getFile(getHeaderFileName());
String fileName = getFileName();
fCFile = fCProject.getProject().getFile(fileName);
if ( (!fCFile.exists()) &&( !fHeaderFile.exists() )) {
try{
FileInputStream headerFileIn = new FileInputStream(pluginRoot+ getHeaderFileFullPath());
fHeaderFile.create(headerFileIn,false, monitor);
String fileFullPath = pluginRoot+ getFileFullPath();
FileInputStream bodyFileIn = new FileInputStream(fileFullPath);
fCFile.create(bodyFileIn,false, monitor);
} catch (CoreException e) {
e.printStackTrace();
}
}
if (!fCProject.getProject().hasNature(CCProjectNature.CC_NATURE_ID)) {
addNatureToProject(fCProject.getProject(), CCProjectNature.CC_NATURE_ID, null);
}
// use the new indexer
IndexManager indexManager = CCorePlugin.getDefault().getCoreModel().getIndexManager();
indexManager.reset();
}
private static void addNatureToProject(IProject proj, String natureId, IProgressMonitor monitor) throws CoreException {
IProjectDescription description = proj.getDescription();
String[] prevNatures= description.getNatureIds();
String[] newNatures= new String[prevNatures.length + 1];
System.arraycopy(prevNatures, 0, newNatures, 0, prevNatures.length);
newNatures[prevNatures.length]= natureId;
description.setNatureIds(newNatures);
proj.setDescription(description, monitor);
}
protected void tearDown() {
CProjectHelper.delete(fCProject);
}
public void testCompletionProposals(){
try{
// setup the translation unit, the buffer and the document
TranslationUnit header = new TranslationUnit(fCProject, fHeaderFile);
tu = new TranslationUnit(fCProject, fCFile);
buffer = tu.getBuffer().getContents();
document = new Document(buffer);
int pos = getCompletionPosition();
CCompletionProcessor completionProcessor = new CCompletionProcessor(null);
IWorkingCopy wc = null;
try{
wc = tu.getWorkingCopy();
}catch (CModelException e){
fail("Failed to get working copy");
}
// call the CompletionProcessor
ICompletionProposal[] results = completionProcessor.evalProposals(document, pos, wc, null);
assertTrue(results != null);
// check the completion node
IASTCompletionNode completionNode = completionProcessor.getCurrentCompletionNode();
assertNotNull(completionNode);
// scope
IASTScope scope = completionNode.getCompletionScope();
assertNotNull(scope);
String scopeClassName = scope.getClass().getName();
assertTrue(scope.getClass().getName().endsWith(getExpectedScopeClassName()));
// context
IASTNode context = completionNode.getCompletionContext();
if(context == null)
assertTrue(getExpectedContextClassName().equals("null"));
else
assertTrue(context.getClass().getName().endsWith(getExpectedContextClassName()));
// kind
IASTCompletionNode.CompletionKind kind = completionNode.getCompletionKind();
assertTrue(kind == getExpectedKind());
// prefix
String prefix = completionNode.getCompletionPrefix();
assertEquals(prefix, getExpectedPrefix());
String[] expected = getExpectedResultsValues();
assertTrue(results.length >= expected.length);
for (int i = 0; i< expected.length; i++){
ICompletionProposal proposal = results[i];
String displayString = proposal.getDisplayString();
assertEquals(displayString, expected[i]);
}
} catch(CModelException e){
}
}
/**
* @return Returns the buffer.
*/
public String getBuffer() {
return buffer;
}
/**
* @return Returns the document.
*/
public Document getDocument() {
return document;
}
/**
* @return Returns the tu.
*/
public TranslationUnit getTranslationUnit() {
return tu;
}
}
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