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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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