| /******************************************************************************* |
| * Copyright (c) 2010 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.debug.tests.variables; |
| |
| import org.eclipse.debug.core.model.IBreakpoint; |
| import org.eclipse.jdt.debug.core.IJavaDebugTarget; |
| import org.eclipse.jdt.debug.core.IJavaLineBreakpoint; |
| import org.eclipse.jdt.debug.core.IJavaObject; |
| import org.eclipse.jdt.debug.core.IJavaReferenceType; |
| import org.eclipse.jdt.debug.core.IJavaStackFrame; |
| import org.eclipse.jdt.debug.core.IJavaThread; |
| import org.eclipse.jdt.debug.core.IJavaVariable; |
| import org.eclipse.jdt.debug.tests.AbstractDebugTest; |
| |
| /** |
| * Tests for instance retrieval |
| */ |
| public class TestInstanceRetrieval extends AbstractDebugTest { |
| |
| /** |
| * Constructs test. |
| * |
| * @param name test name |
| */ |
| public TestInstanceRetrieval(String name) { |
| super(name); |
| } |
| |
| /** |
| * Test the logical structure for a list. |
| * |
| * @throws Exception |
| */ |
| public void testGetInstances() throws Exception { |
| String typeName = "java6.AllInstancesTests"; |
| createLineBreakpoint(64, typeName); |
| IJavaLineBreakpoint bp2 = createLineBreakpoint(66, typeName); |
| IJavaThread thread= null; |
| try { |
| thread= launchToBreakpoint(typeName); |
| IJavaDebugTarget target = (IJavaDebugTarget) thread.getDebugTarget(); |
| if (target.supportsInstanceRetrieval()) { |
| assertNotNull("Breakpoint not hit within timeout period", thread); |
| |
| IBreakpoint hit = getBreakpoint(thread); |
| assertNotNull("suspended, but not by breakpoint", hit); |
| |
| IJavaStackFrame frame = (IJavaStackFrame) thread.getTopStackFrame(); |
| assertNotNull("missing top frame", frame); |
| |
| IJavaVariable variable = frame.findVariable("ro"); |
| assertNotNull("Missing variable 'ro'", variable); |
| |
| IJavaObject object = (IJavaObject) variable.getValue(); |
| IJavaReferenceType refType = (IJavaReferenceType) object.getJavaType(); |
| long instanceCount = refType.getInstanceCount(); |
| IJavaObject[] instances = refType.getInstances(100); |
| |
| assertEquals("Wrong instance count", 13, instanceCount); |
| assertEquals("Wrong number of instances", 13, instances.length); |
| for (int i = 0; i < instances.length; i++) { |
| assertEquals("Instance is of unexpected type", refType, instances[i].getJavaType()); |
| } |
| |
| thread = resumeToLineBreakpoint(thread, bp2); |
| frame = (IJavaStackFrame) thread.getTopStackFrame(); |
| assertNotNull("missing top frame", frame); |
| |
| variable = frame.findVariable("rc"); |
| assertNotNull("Missing variable 'rc'", variable); |
| |
| object = (IJavaObject) variable.getValue(); |
| refType = (IJavaReferenceType) object.getJavaType(); |
| instanceCount = refType.getInstanceCount(); |
| instances = refType.getInstances(100); |
| |
| assertEquals("Wrong instance count", 1002, instanceCount); |
| assertEquals("Wrong number of instances", 100, instances.length); |
| for (int i = 0; i < instances.length; i++) { |
| assertEquals("Instance is of unexpected type", refType, instances[i].getJavaType()); |
| } |
| } |
| } finally { |
| terminateAndRemove(thread); |
| removeAllBreakpoints(); |
| } |
| } |
| |
| } |