| /******************************************************************************* |
| * Copyright (c) 2018 Andrey Loskutov 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: |
| * Andrey Loskutov <loskutov@gmx.de> - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.debug.tests.ui; |
| |
| import java.util.Arrays; |
| |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.debug.core.model.IStackFrame; |
| import org.eclipse.debug.ui.IDebugUIConstants; |
| import org.eclipse.jdt.debug.core.IJavaStackFrame; |
| import org.eclipse.jdt.debug.core.IJavaThread; |
| import org.eclipse.jdt.debug.tests.TestAgainException; |
| import org.eclipse.jdt.debug.ui.IJavaDebugUIConstants; |
| import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.swt.widgets.TreeItem; |
| import org.eclipse.test.OrderedTestSuite; |
| import org.eclipse.ui.IViewPart; |
| |
| import junit.framework.Test; |
| |
| /** |
| * Tests for debug view. |
| */ |
| public class DebugViewTests extends AbstractDebugViewTests { |
| |
| public static Test suite() { |
| return new OrderedTestSuite(DebugViewTests.class); |
| } |
| |
| public DebugViewTests(String name) { |
| super(name); |
| } |
| |
| public void testLastStackElementShown() throws Exception { |
| final String typeName = "DropTests"; |
| final int expectedFramesNumber = 5; |
| final String expectedMethod = "method" + (expectedFramesNumber - 1); |
| createMethodBreakpoint(typeName, expectedMethod); |
| |
| // Open editor to avoid UI overhead on suspend |
| sync(() -> openEditor(typeName + ".java")); |
| |
| IJavaThread thread = null; |
| try { |
| thread = launchToBreakpoint(typeName); |
| |
| IJavaStackFrame topFrame = (IJavaStackFrame) thread.getTopStackFrame(); |
| assertNotNull("There should be a stackframe", topFrame); |
| assertEquals(expectedMethod, topFrame.getMethodName()); |
| |
| IStackFrame[] frames = topFrame.getThread().getStackFrames(); |
| assertEquals(expectedFramesNumber, frames.length); |
| |
| IJavaStackFrame mainFrame = (IJavaStackFrame) frames[expectedFramesNumber - 1]; |
| assertEquals("First frame must be 'main'", "main", mainFrame.getMethodName()); |
| |
| waitForNonConsoleJobs(); |
| |
| // Get and check the selection form the tree, we expect only one method selected |
| TreeItem[] selected = getSelectedItemsFromDebugView(true); |
| Object[] selectedText = selectedText(selected); |
| if (selected.length != 1) { |
| if (Platform.getOS().equals(Platform.OS_MACOSX)) { |
| // skip this test on Mac - see bug 516024 |
| return; |
| } |
| throw new TestAgainException("Unexpected selection: " + Arrays.toString(selectedText)); |
| } |
| assertEquals("Unexpected selection: " + Arrays.toString(selectedText), 1, selected.length); |
| TreeItem selectedTreeItem = selected[selected.length - 1]; |
| IJavaStackFrame selectedFrame = selectedFrame(selected); |
| |
| // DropTests.method5() should be selected |
| assertEquals(selectedFrame.getMethodName(), topFrame.getMethodName()); |
| |
| // Now we inspect the children of the stopped thread (parent element of selected method) |
| TreeItem threadItem = sync(() -> selectedTreeItem.getParentItem()); |
| TreeItem[] children = sync(() -> threadItem.getItems()); |
| Object[] childrenText = sync(() -> Arrays.stream(children).map(x -> x.getText()).toArray()); |
| |
| // we expect to see one monitor + frames |
| final int expectedChildrenCount = expectedFramesNumber + 1; |
| if (childrenText.length != expectedChildrenCount) { |
| throw new TestAgainException("Not all frames shown: " + dumpFrames(childrenText)); |
| } |
| assertEquals("Unexpected stack: " + dumpFrames(childrenText), expectedChildrenCount, childrenText.length); |
| |
| // This is too unstable, see bug 516024 comment 10 |
| |
| // // Now we will check if the very first frame (main) is shown in the tree (on the bottom of the stack) |
| // Object firstFrame = childrenText[expectedChildrenCount - 1].toString(); |
| // |
| // String frameLabel = firstFrame.toString(); |
| // if (frameLabel.trim().isEmpty()) { |
| // // Some times (see bug 516024 comment 7) tree items are there but they are "empty", let restart test |
| // throw new TestAgainException("Tree children not rendered: " + dumpFrames(childrenText)); |
| // } |
| // |
| // assertTrue("Unexpected first frame: " + firstFrame + ", ALL: " |
| // + dumpFrames(childrenText), frameLabel.contains("DropTests.main")); |
| } finally { |
| terminateAndCleanUp(thread); |
| } |
| } |
| |
| public void testWrongSelectionBug534319singleThread() throws Exception { |
| // Run a few times since the problem doesn't occur always |
| int iterations = 5; |
| final String typeName = "Bug534319singleThread"; |
| final String breakpointMethodName = "breakpointMethod"; |
| doTestWrongSelectionBug534319(iterations, typeName, breakpointMethodName); |
| } |
| |
| public void testWrongSelectionBug534319earlyStart() throws Exception { |
| // Run a few times since the problem doesn't occur always |
| int iterations = 5; |
| final String typeName = "Bug534319earlyStart"; |
| final String breakpointMethodName = "breakpointMethod"; |
| doTestWrongSelectionBug534319(iterations, typeName, breakpointMethodName); |
| } |
| |
| public void testWrongSelectionBug534319lateStart() throws Exception { |
| // Run a few times since the problem doesn't occur always |
| int iterations = 5; |
| final String typeName = "Bug534319lateStart"; |
| final String breakpointMethodName = "breakpointMethod"; |
| doTestWrongSelectionBug534319(iterations, typeName, breakpointMethodName); |
| } |
| |
| public void testWrongSelectionBug534319startBetwen() throws Exception { |
| // Run a few times since the problem doesn't occur always |
| int iterations = 5; |
| final String typeName = "Bug534319startBetwen"; |
| final String breakpointMethodName = "breakpointMethod"; |
| doTestWrongSelectionBug534319(iterations, typeName, breakpointMethodName); |
| } |
| |
| /** |
| * Test for Bug 538303 - Debug View shows wrong selection if switched to by breakpoint hit |
| * |
| * When hitting a breakpoint, if the Debug View is not active in its part stack, its possible to see a wrong selection in the Debug View. To |
| * ensure this doesn't occur, this test does the following: |
| * |
| * <ol> |
| * <li>create a Java snippet which starts a threads</li> |
| * <li>set a break point in a loop which is run by the thread</li> |
| * <li>debug the snippet until the break point is reached</li> |
| * <li>validate that the selection in the Debug View contains is exactly the method with a break point</li> |
| * <li>switch to another view in the same part stack as the Debug View</li> |
| * <li>resume the suspended thread</li> |
| * <li>validate that the selection in the Debug View contains is exactly the method with a break point</li> |
| * <li>terminate and remove break point</li> |
| * </ol> |
| */ |
| public void testWrongSelectionBug538303() throws Exception { |
| String typeName = "Bug538303"; |
| String breakpointMethodName = "breakpointMethod"; |
| int expectedBreakpointHitsCount = 1; |
| |
| IViewPart anotherView = sync(() -> getActivePage().showView(ViewManagementTests.VIEW_THREE)); |
| activateDebugView(); |
| |
| waitForNonConsoleJobs(); |
| assertNoErrorMarkersExist(); |
| setPreferenceToShowSystemThreads(); |
| |
| IJavaThread thread = null; |
| try { |
| thread = launchToBreakpoint(typeName, breakpointMethodName, expectedBreakpointHitsCount); |
| |
| assertStackFrameIsSelected(breakpointMethodName); |
| |
| sync(() -> getActivePage().activate(anotherView)); |
| waitForNonConsoleJobs(); |
| |
| thread.resume(); |
| waitForNonConsoleJobs(); |
| assertDebugViewIsActive(); |
| |
| assertStackFrameIsSelected(breakpointMethodName); |
| } finally { |
| terminateAndCleanUp(thread); |
| sync(() -> getActivePage().hideView(anotherView)); |
| activateDebugView(); |
| } |
| } |
| |
| /** |
| * Test for Bug 540243 - Wrong selection when first opening view due to breakpoint |
| * |
| * When hitting a breakpoint, if the Debug View is open at all, and we show Java thread owned monitors, its possible to see a wrong selection in |
| * the Debug View. To ensure this doesn't occur, this test does the following: |
| * |
| * <ol> |
| * <li>ensures the Debug View is showing owned monitors for threads</li> |
| * <li>close the Debug View</li> |
| * <li>create a Java snippet which starts a thread</li> |
| * <li>set a break point in the code executed by the thread</li> |
| * <li>debug the snippet until the break point is reached</li> |
| * <li>validate that the selection in the Debug View contains is exactly the method with a break point</li> |
| * </ol> |
| */ |
| public void testWrongSelectionBug540243() throws Exception { |
| IPreferenceStore jdiUIPreferences = JDIDebugUIPlugin.getDefault().getPreferenceStore(); |
| Boolean isShowingMonitorThreadInfo = jdiUIPreferences.getBoolean(IJavaDebugUIConstants.PREF_SHOW_MONITOR_THREAD_INFO); |
| assertNotNull("Preference to show thread owned monitors must be set but is not", isShowingMonitorThreadInfo); |
| assertTrue("Preference to show thread owned monitors must be enabled but is not", isShowingMonitorThreadInfo); |
| |
| sync(() -> getActivePage().hideView(getActivePage().findView(IDebugUIConstants.ID_DEBUG_VIEW))); |
| |
| int iterations = 1; |
| String typeName = "Bug540243"; |
| String breakpointMethodName = "breakpointMethod"; |
| int expectedBreakpointHitsCount = 1; |
| doTestWrongSelection(iterations, typeName, breakpointMethodName, expectedBreakpointHitsCount); |
| } |
| |
| /** |
| * Test for Bug 534319 - Debug View shows wrong information due to threads with short lifetime |
| * |
| * We observe that e.g. starting new threads from the debugged JVM can cause incorrect selections in the Debug View. To assure this doesn't occur, |
| * the test does the following multiple times: |
| * |
| * <ol> |
| * <li>create a Java snippet which starts some threads</li> |
| * <li>set a break point in a method which is run by the first snippet thread</li> |
| * <li>debug the snippet until the break point is reached</li> |
| * <li>validate that the selection in the Debug View contains is exactly the method with a break point</li> |
| * <li>terminate and remove break point</li> |
| * </ol> |
| */ |
| private void doTestWrongSelectionBug534319(int iterations, String typeName, String breakpointMethodName) throws Exception { |
| doTestWrongSelection(iterations, typeName, breakpointMethodName); |
| } |
| } |