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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | 27 |
| 28 // Flags: --expose-debug-as debug | 28 // Flags: --expose-debug-as debug |
| 29 // Get the Debug object exposed from the debug context global object. | 29 // Get the Debug object exposed from the debug context global object. |
| 30 | 30 |
| 31 Debug = debug.Debug | 31 Debug = debug.Debug; |
| 32 | 32 |
| 33 unique_id = 1; | 33 unique_id = 1; |
| 34 | 34 |
| 35 function TestBase(name) { | 35 function TestBase(name) { |
| 36 print("TestBase constructor: " + name); | 36 print("TestBase constructor: " + name); |
| 37 | 37 |
| 38 this.ChooseAnimal = eval( | 38 this.ChooseAnimal = eval( |
| 39 "/* " + unique_id + "*/\n" + | 39 "/* " + unique_id + "*/\n" + |
| 40 "(function ChooseAnimal(callback) {\n " + | 40 "(function ChooseAnimal(callback) {\n " + |
| 41 " callback();\n" + | 41 " callback();\n" + |
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| 98 } | 98 } |
| 99 | 99 |
| 100 function WrapInRestartProof(f) { | 100 function WrapInRestartProof(f) { |
| 101 var already_called = false; | 101 var already_called = false; |
| 102 return function() { | 102 return function() { |
| 103 if (already_called) { | 103 if (already_called) { |
| 104 return; | 104 return; |
| 105 } | 105 } |
| 106 already_called = true; | 106 already_called = true; |
| 107 f(); | 107 f(); |
| 108 } | 108 }; |
| 109 } | 109 } |
| 110 | 110 |
| 111 function WrapInConstructor(f) { | 111 function WrapInConstructor(f) { |
| 112 return function() { | 112 return function() { |
| 113 return new function() { | 113 return new function() { |
| 114 f(); | 114 f(); |
| 115 }; | 115 }; |
| 116 } | 116 }; |
| 117 } | 117 } |
| 118 | 118 |
| 119 | 119 |
| 120 // A series of tests. In each test we call ChooseAnimal function that calls | 120 // A series of tests. In each test we call ChooseAnimal function that calls |
| 121 // a callback that attempts to modify the function on the fly. | 121 // a callback that attempts to modify the function on the fly. |
| 122 | 122 |
| 123 test = new TestBase("First test ChooseAnimal without edit"); | 123 test = new TestBase("First test ChooseAnimal without edit"); |
| 124 assertEquals("Cat", test.ChooseAnimal(Noop)); | 124 assertEquals("Cat", test.ChooseAnimal(Noop)); |
| 125 | 125 |
| 126 test = new TestBase("Test without function on stack"); | 126 test = new TestBase("Test without function on stack"); |
| 127 test.ScriptChanger(); | 127 test.ScriptChanger(); |
| 128 assertEquals("Capybara", test.ChooseAnimal(Noop)); | 128 assertEquals("Capybara", test.ChooseAnimal(Noop)); |
| 129 | 129 |
| 130 test = new TestBase("Test with function on stack"); | 130 test = new TestBase("Test with function on stack"); |
| 131 assertEquals("Capybara", test.ChooseAnimal(WrapInDebuggerCall(WrapInRestartProof
(test.ScriptChanger)))); | 131 assertEquals("Capybara", test.ChooseAnimal(WrapInDebuggerCall(WrapInRestartProof
(test.ScriptChanger)))); |
| 132 | 132 |
| 133 | 133 |
| 134 test = new TestBase("Test with function on stack and with constructor frame"); | 134 test = new TestBase("Test with function on stack and with constructor frame"); |
| 135 assertEquals("Capybara", test.ChooseAnimal(WrapInConstructor(WrapInDebuggerCall(
WrapInRestartProof(test.ScriptChanger))))); | 135 assertEquals("Capybara", test.ChooseAnimal(WrapInConstructor(WrapInDebuggerCall(
WrapInRestartProof(test.ScriptChanger))))); |
| 136 | 136 |
| 137 test = new TestBase("Test with C++ frame above ChooseAnimal frame"); | 137 test = new TestBase("Test with C++ frame above ChooseAnimal frame"); |
| 138 exception_holder = {}; | 138 exception_holder = {}; |
| 139 assertEquals("Cat", test.ChooseAnimal(WrapInNativeCall(WrapInDebuggerCall(WrapIn
Catcher(test.ScriptChanger, exception_holder))))); | 139 assertEquals("Cat", test.ChooseAnimal(WrapInNativeCall(WrapInDebuggerCall(WrapIn
Catcher(test.ScriptChanger, exception_holder))))); |
| 140 assertTrue(!!exception_holder[0]); | 140 assertTrue(!!exception_holder[0]); |
| 141 | 141 |
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