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1 // Copyright 2011 the V8 project authors. All rights reserved. | |
2 // Redistribution and use in source and binary forms, with or without | |
3 // modification, are permitted provided that the following conditions are | |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | |
28 // Flags: --expose-debug-as debug | |
29 // Get the Debug object exposed from the debug context global object. | |
30 Debug = debug.Debug | |
31 var breaks = 0; | |
32 | |
33 function sendCommand(state, cmd) { | |
34 // Get the debug command processor in paused state. | |
35 var dcp = state.debugCommandProcessor(false); | |
36 var request = JSON.stringify(cmd); | |
37 var response = dcp.processDebugJSONRequest(request); | |
38 } | |
39 | |
40 function listener(event, exec_state, event_data, data) { | |
41 try { | |
42 if (event == Debug.DebugEvent.Break) { | |
43 var line = event_data.sourceLineText(); | |
44 print('break: ' + line); | |
45 | |
46 assertEquals(-1, line.indexOf('NOBREAK'), | |
47 "should not break on unexpected lines") | |
48 assertEquals('BREAK ' + breaks, line.substr(-7)); | |
49 breaks++; | |
50 sendCommand(exec_state, { | |
51 seq: 0, | |
52 type: "request", | |
53 command: "continue", | |
54 arguments: { stepaction: "next" } | |
55 }); | |
56 } | |
57 } catch (e) { | |
58 print(e); | |
59 } | |
60 } | |
61 | |
62 // Add the debug event listener. | |
63 Debug.setListener(listener); | |
64 | |
65 function a(f) { | |
66 if (f) { // NOBREAK: should not break here! | |
67 try { | |
68 f(); | |
69 } catch(e) { | |
70 } | |
71 } | |
72 } // BREAK 2 | |
73 | |
74 function b() { | |
75 c(); // BREAK 0 | |
76 } // BREAK 1 | |
77 | |
78 function c() { | |
79 a(); | |
80 } | |
81 | |
82 // Set a break point and call to invoke the debug event listener. | |
83 Debug.setBreakPoint(b, 0, 0); | |
84 a(b); | |
85 // BREAK 3 | |
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