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/*******************************************************************************
* Copyright (c) 2013, 2018 IBM Corporation and others.
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Rafael Medeiros Teixeira <rafaelmt@linux.vnet.ibm.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.valgrind.ui.quickfixes.tests;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Scanner;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.Document;
import org.eclipse.linuxtools.internal.valgrind.tests.AbstractValgrindTest;
import org.eclipse.linuxtools.internal.valgrind.ui.quickfixes.WrongDeallocationResolution;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class WrongDeallocationResolutionTest extends AbstractValgrindTest {
private final String EMPTY_STRING = ""; //$NON-NLS-1$
private final String VALGRIND_MARKER_TYPE = "org.eclipse.linuxtools.valgrind.launch.marker"; //$NON-NLS-1$
private Document document;
private IMarker[] markers;
@Override
protected String getToolID() {
return "org.eclipse.linuxtools.valgrind.launch.memcheck"; //$NON-NLS-1$
}
@Before
public void prep() throws Exception {
proj = createProjectAndBuild("wrongDeallocTest"); //$NON-NLS-1$
ILaunchConfiguration config = createConfiguration(proj.getProject());
doLaunch(config, "wrongDeallocTest"); //$NON-NLS-1$
document = new Document();
InputStream fileInputStream = proj.getProject()
.getFile("wrongDealloc.cpp").getContents(); //$NON-NLS-1$
try (Scanner scanner = new Scanner(fileInputStream)) {
scanner.useDelimiter("\\A"); //$NON-NLS-1$
String content;
if (scanner.hasNext()) {
content = scanner.next();
} else {
content = EMPTY_STRING;
}
document.set(content);
}
markers = proj.getProject().findMarkers(VALGRIND_MARKER_TYPE, true, 1);
Arrays.sort(markers, new MarkerComparator());
}
@Override
@After
public void tearDown() throws CoreException {
deleteProject(proj);
super.tearDown();
}
@Test
public void testMallocDeleteQuickFix() throws CoreException {
IMarker mallocDeleteMarker = markers[1];
int markerLine = mallocDeleteMarker.getAttribute(IMarker.LINE_NUMBER,
-1);
createResolutionAndApply(mallocDeleteMarker);
String newContent = getLineContent(document, markerLine);
assertTrue(newContent.contains("free")); //$NON-NLS-1$
assertFalse(newContent.contains("delete")); //$NON-NLS-1$
}
@Test
public void testMallocDeleteArrayQuickFix() throws CoreException {
IMarker mallocDeleteArrayMarker = markers[3];
int markerLine = mallocDeleteArrayMarker.getAttribute(
IMarker.LINE_NUMBER, -1);
createResolutionAndApply(mallocDeleteArrayMarker);
String newContent = getLineContent(document, markerLine);
assertTrue(newContent.contains("free")); //$NON-NLS-1$
assertFalse(newContent.contains("delete")); //$NON-NLS-1$
assertFalse(newContent.contains("[")); //$NON-NLS-1$
}
@Test
public void testNewFreeQuickFix() throws CoreException {
IMarker newFreeMarker = markers[5];
int markerLine = newFreeMarker.getAttribute(IMarker.LINE_NUMBER, -1);
createResolutionAndApply(newFreeMarker);
String newContent = getLineContent(document, markerLine);
assertTrue(newContent.contains("delete")); //$NON-NLS-1$
assertFalse(newContent.contains("free")); //$NON-NLS-1$
}
@Test
public void testNewArrayFreeQuickFix() throws CoreException {
IMarker newArrayFreeMarker = markers[7];
int markerLine = newArrayFreeMarker.getAttribute(IMarker.LINE_NUMBER,
-1);
createResolutionAndApply(newArrayFreeMarker);
String newContent = getLineContent(document, markerLine);
assertTrue(newContent.contains("delete[]")); //$NON-NLS-1$
assertFalse(newContent.contains("free")); //$NON-NLS-1$
}
@Test
public void testNewArrayDeleteQuickFix() throws CoreException {
IMarker newArrayDeleteMarker = markers[9];
int markerLine = newArrayDeleteMarker.getAttribute(IMarker.LINE_NUMBER,
-1);
createResolutionAndApply(newArrayDeleteMarker);
String newContent = getLineContent(document, markerLine);
assertTrue(newContent.contains("delete[]")); //$NON-NLS-1$
}
private void createResolutionAndApply(IMarker marker) throws CoreException {
WrongDeallocationResolution resolution = new WrongDeallocationResolution();
assertNotNull(resolution);
int numMarkersBefore = proj.getProject().findMarkers(
VALGRIND_MARKER_TYPE, true, 1).length;
resolution.apply(marker, document);
int numMarkersAfter = proj.getProject().findMarkers(
VALGRIND_MARKER_TYPE, true, 1).length;
assertEquals(numMarkersAfter, numMarkersBefore - 2);
}
private String getLineContent(Document document, int line) {
try {
int lineOffset = document.getLineOffset(line - 1);
int lineLength = document.getLineLength(line - 1);
return document.get(lineOffset, lineLength);
} catch (BadLocationException e) {
return null;
}
}
private static class MarkerComparator implements Comparator<IMarker> {
@Override
public int compare(IMarker marker1, IMarker marker2) {
int line1 = marker1.getAttribute(IMarker.LINE_NUMBER, -1);
int line2 = marker2.getAttribute(IMarker.LINE_NUMBER, -1);
if (line1 > line2) {
return 1;
} else if (line2 > line1) {
return -1;
}
return 0;
}
}
}
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