1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.harmony.jpda.tests.jdwp.Events;
import org.apache.harmony.jpda.tests.framework.jdwp.CommandPacket;
import org.apache.harmony.jpda.tests.framework.jdwp.JDWPConstants;
import org.apache.harmony.jpda.tests.framework.jdwp.Location;
import org.apache.harmony.jpda.tests.framework.jdwp.ParsedEvent;
import org.apache.harmony.jpda.tests.framework.jdwp.ParsedEvent.EventThread;
import org.apache.harmony.jpda.tests.framework.jdwp.ParsedEvent.Event_EXCEPTION;
import org.apache.harmony.jpda.tests.framework.jdwp.ReplyPacket;
import org.apache.harmony.jpda.tests.share.JPDADebuggeeSynchronizer;
/**
* JDWP Unit test for BREAKPOINT event on "catch (...)" line.
*/
public class BreakpointOnCatchTest extends JDWPEventTestCase {
@Override
protected String getDebuggeeClassName() {
return BreakpointOnCatchDebuggee.class.getName();
}
/**
* This testcase is for BREAKPOINT event.
* <BR>It runs BreakpointOnCatchDebuggee and set breakpoint to its breakpointOnCatch
* method, then verifies that the requested BREAKPOINT event occurs on a catch statement
* (with a pending exception).
*/
public void testBreakpointOnCatch() {
logWriter.println("testBreakpointOnCatch started");
// Wait for debuggee to start.
synchronizer.receiveMessage(JPDADebuggeeSynchronizer.SGNL_READY);
long classID = getClassIDBySignature(getDebuggeeClassSignature());
long methodID = getMethodID(classID, BreakpointOnCatchDebuggee.BREAKPOINT_METHOD_NAME);
// First, we set an EXCEPTION caught event to know the location of the catch.
int exceptionRequestID = requestExceptionCaughtEvent();
// Execute the EXCEPTION.
synchronizer.sendMessage(JPDADebuggeeSynchronizer.SGNL_CONTINUE);
// Wait for EXCEPTION event.
CommandPacket event =
debuggeeWrapper.vmMirror.receiveCertainEvent(JDWPConstants.EventKind.EXCEPTION);
ParsedEvent[] parsedEvents = ParsedEvent.parseEventPacket(event);
assertEquals("Invalid number of events:", 1, parsedEvents.length);
assertEquals("Invalid request ID:", exceptionRequestID, parsedEvents[0].getRequestID());
// Extract catch location and check it is in the tested method.
Location catchLocation = ((Event_EXCEPTION) parsedEvents[0]).getCatchLocation();
assertEquals("Invalid class ID:", classID, catchLocation.classID);
assertEquals("Invalid method ID:", methodID, catchLocation.methodID);
// Clear the EXCEPTION event.
debuggeeWrapper.vmMirror.clearEvent(JDWPConstants.EventKind.EXCEPTION, exceptionRequestID);
// Now we can set the BREAKPOINT on the catch location.
int requestID = requestBreakpointEvent(catchLocation);
// The debuggee is suspended on the EXCEPTION event: resume it to hit the BREAKPOINT event.
resumeDebuggee();
// Wait for BREAKPOINT event.
event =
debuggeeWrapper.vmMirror.receiveCertainEvent(JDWPConstants.EventKind.BREAKPOINT);
parsedEvents = ParsedEvent.parseEventPacket(event);
assertEquals("Invalid number of events:", 1, parsedEvents.length);
assertEquals("Invalid request ID:", requestID, parsedEvents[0].getRequestID());
// Check the thread is in an expected state.
long eventThreadID = ((EventThread) parsedEvents[0]).getThreadID();
checkThreadState(eventThreadID, JDWPConstants.ThreadStatus.RUNNING,
JDWPConstants.SuspendStatus.SUSPEND_STATUS_SUSPENDED);
logWriter.println("Successfully suspended on a catch statement");
logWriter.println("testBreakpointOnCatch done");
}
private int requestExceptionCaughtEvent() {
String exceptionSig =
getClassSignature(BreakpointOnCatchDebuggee.BreakpointOnCatchDebuggeeException.class);
ReplyPacket replyPacket = debuggeeWrapper.vmMirror.setException(exceptionSig, true, false);
return replyPacket.getNextValueAsInt();
}
private int requestBreakpointEvent(Location location) {
logWriter.println("Install breakpoint at " + location);
ReplyPacket replyPacket = debuggeeWrapper.vmMirror.setBreakpoint(location);
return replyPacket.getNextValueAsInt();
}
}
|