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1 // Copyright 2008 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 // Simple function which stores the last debug event. | |
33 var listenerComplete = false; | |
34 var exception = false; | |
35 var f_script_id = 0; | |
36 var g_script_id = 0; | |
37 var h_script_id = 0; | |
38 var f_line = 0; | |
39 var g_line = 0; | |
40 var h_line = 0; | |
41 | |
42 function listener(event, exec_state, event_data, data) { | |
43 try { | |
44 if (event == Debug.DebugEvent.Break) { | |
45 Debug.setBreakPoint(exec_state.evaluateGlobal("f").value()); | |
46 Debug.setBreakPoint(exec_state.evaluateGlobal("h").value()); | |
47 Debug.setBreakPoint(exec_state.evaluateGlobal("f").value(), 1); | |
48 Debug.setBreakPoint(exec_state.evaluateGlobal("f").value(), 1); | |
49 Debug.setBreakPoint(exec_state.evaluateGlobal("f").value(), | |
50 undefined, undefined, "i == 1"); | |
51 | |
52 Debug.setScriptBreakPointByName("test"); | |
53 Debug.setScriptBreakPointByName("test", 1); | |
54 Debug.setScriptBreakPointByName("test", 1, 1); | |
55 | |
56 Debug.setScriptBreakPointByName(f_script_id, f_line); | |
57 Debug.setScriptBreakPointByName(g_script_id, g_line); | |
58 Debug.setScriptBreakPointByName(h_script_id, h_line); | |
59 | |
60 // Indicate that all was processed. | |
61 listenerComplete = true; | |
62 } | |
63 } catch (e) { | |
64 exception = e | |
65 }; | |
66 }; | |
67 | |
68 // Add the debug event listener. | |
69 Debug.setListener(listener); | |
70 | |
71 function f() { | |
72 a=1 | |
73 }; | |
74 | |
75 function g() { | |
76 // Comment. | |
77 f(); | |
78 }; | |
79 | |
80 eval('function h(){}'); | |
81 eval('function sourceUrlFunc() { a = 2; }\n//# sourceURL=sourceUrlScript'); | |
82 | |
83 o = {a:function(){},b:function(){}} | |
84 | |
85 // Check the script ids for the test functions. | |
86 f_script_id = Debug.findScript(f).id; | |
87 g_script_id = Debug.findScript(g).id; | |
88 h_script_id = Debug.findScript(h).id; | |
89 sourceURL_script_id = Debug.findScript(sourceUrlFunc).id; | |
90 | |
91 assertTrue(f_script_id > 0, "invalid script id for f"); | |
92 assertTrue(g_script_id > 0, "invalid script id for g"); | |
93 assertTrue(h_script_id > 0, "invalid script id for h"); | |
94 assertTrue(sourceURL_script_id > 0, "invalid script id for sourceUrlFunc"); | |
95 assertEquals(f_script_id, g_script_id); | |
96 | |
97 // Get the source line for the test functions. | |
98 f_line = Debug.findFunctionSourceLocation(f).line; | |
99 g_line = Debug.findFunctionSourceLocation(g).line; | |
100 h_line = Debug.findFunctionSourceLocation(h).line; | |
101 assertTrue(f_line > 0, "invalid line for f"); | |
102 assertTrue(g_line > 0, "invalid line for g"); | |
103 assertTrue(f_line < g_line); | |
104 assertEquals(h_line, 0, "invalid line for h"); | |
105 | |
106 // Set a break point and call to invoke the debug event listener. | |
107 Debug.setBreakPoint(g, 0, 0); | |
108 g(); | |
109 | |
110 // Make sure that the debug event listener was invoked. | |
111 assertTrue(listenerComplete, "listener did not run to completion: " + exception)
; | |
112 | |
113 // Try setting breakpoint by url specified in sourceURL | |
114 | |
115 var breakListenerCalled = false; | |
116 | |
117 function breakListener(event) { | |
118 if (event == Debug.DebugEvent.Break) | |
119 breakListenerCalled = true; | |
120 } | |
121 | |
122 Debug.setBreakPoint(sourceUrlFunc); | |
123 | |
124 Debug.setListener(breakListener); | |
125 | |
126 sourceUrlFunc(); | |
127 | |
128 assertTrue(breakListenerCalled, "Break listener not called on breakpoint set by
sourceURL"); | |
129 | |
130 | |
131 // Breakpoint in a script with no statements test case. If breakpoint is set | |
132 // to the script body, its actual position is taken from the nearest statement | |
133 // below or like in this case is reset to the very end of the script. | |
134 // Unless some precautions made, this position becomes out-of-range and | |
135 // we get an exception. | |
136 | |
137 // Gets a script of 'i1' function and sets the breakpoint at line #4 which | |
138 // should be empty. | |
139 function SetBreakpointInI1Script() { | |
140 var i_script = Debug.findScript(i1); | |
141 assertTrue(!!i_script, "invalid script for i1"); | |
142 Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId, | |
143 i_script.id, 4); | |
144 } | |
145 | |
146 // Creates the eval script and tries to set the breakpoint. | |
147 // The tricky part is that the script function must be strongly reachable at the | |
148 // moment. Since there's no way of simply getting the pointer to the function, | |
149 // we run this code while the script function is being activated on stack. | |
150 eval('SetBreakpointInI1Script()\nfunction i1(){}\n\n\n\nfunction i2(){}\n'); | |
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