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1 // Copyright 2010 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 | |
32 // Note: the following tests only checks the debugger handling of the | |
33 // setexceptionbreak command. It does not test whether the debugger | |
34 // actually breaks on exceptions or not. That functionality is tested | |
35 // in test-debug.cc instead. | |
36 | |
37 // Simple function which stores the last debug event. | |
38 listenerComplete = false; | |
39 exception = false; | |
40 | |
41 var breakpoint = -1; | |
42 var base_request = '"seq":0,"type":"request","command":"setexceptionbreak"' | |
43 | |
44 function safeEval(code) { | |
45 try { | |
46 return eval('(' + code + ')'); | |
47 } catch (e) { | |
48 assertEquals(void 0, e); | |
49 return undefined; | |
50 } | |
51 } | |
52 | |
53 function testArguments(dcp, arguments, success, type, enabled) { | |
54 var request = '{' + base_request + ',"arguments":' + arguments + '}' | |
55 var json_response = dcp.processDebugJSONRequest(request); | |
56 var response = safeEval(json_response); | |
57 if (success) { | |
58 assertTrue(response.success, json_response); | |
59 assertEquals(response.body.type, type); | |
60 assertEquals(response.body.enabled, enabled); | |
61 } else { | |
62 assertFalse(response.success, json_response); | |
63 } | |
64 } | |
65 | |
66 function listener(event, exec_state, event_data, data) { | |
67 try { | |
68 if (event == Debug.DebugEvent.Break) { | |
69 // Get the debug command processor. | |
70 var dcp = exec_state.debugCommandProcessor("unspecified_running_state"); | |
71 | |
72 // Test some illegal setexceptionbreak requests. | |
73 var request = '{' + base_request + '}' | |
74 var response = safeEval(dcp.processDebugJSONRequest(request)); | |
75 assertFalse(response.success); | |
76 | |
77 testArguments(dcp, '{}', false); | |
78 testArguments(dcp, '{"type":0}', false); | |
79 | |
80 // Test some legal setexceptionbreak requests with default. | |
81 // Note: by default, break on exceptions should be disabled. Hence, | |
82 // the first time, we send the command with no enabled arg, the debugger | |
83 // should toggle it on. The second time, it should toggle it off. | |
84 testArguments(dcp, '{"type":"all"}', true, "all", true); | |
85 testArguments(dcp, '{"type":"all"}', true, "all", false); | |
86 testArguments(dcp, '{"type":"uncaught"}', true, "uncaught", true); | |
87 testArguments(dcp, '{"type":"uncaught"}', true, "uncaught", false); | |
88 | |
89 // Test some legal setexceptionbreak requests with explicit enabled arg. | |
90 testArguments(dcp, '{"type":"all","enabled":true}', true, "all", true); | |
91 testArguments(dcp, '{"type":"all","enabled":false}', true, "all", false); | |
92 | |
93 testArguments(dcp, '{"type":"uncaught","enabled":true}', true, | |
94 "uncaught", true); | |
95 testArguments(dcp, '{"type":"uncaught","enabled":false}', true, | |
96 "uncaught", false); | |
97 | |
98 // Indicate that all was processed. | |
99 listenerComplete = true; | |
100 | |
101 } | |
102 } catch (e) { | |
103 exception = e | |
104 }; | |
105 }; | |
106 | |
107 // Add the debug event listener. | |
108 Debug.setListener(listener); | |
109 | |
110 function g() {}; | |
111 | |
112 | |
113 // Set a break point and call to invoke the debug event listener. | |
114 breakpoint = Debug.setBreakPoint(g, 0, 0); | |
115 g(); | |
116 | |
117 // Make sure that the debug event listener vas invoked. | |
118 assertFalse(exception, "exception in listener") | |
119 assertTrue(listenerComplete, "listener did not run to completion"); | |
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