| OLD | NEW |
|---|
| (Empty) |
| 1 // Copyright 2012 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 --expose-gc --allow-natives-syntax | |
| 29 // Flags: --inline-construct | |
| 30 | |
| 31 // Get the Debug object exposed from the debug context global object. | |
| 32 Debug = debug.Debug | |
| 33 | |
| 34 var listenerComplete = false; | |
| 35 var exception = false; | |
| 36 | |
| 37 var testingConstructCall = false; | |
| 38 | |
| 39 var expected = [ | |
| 40 { locals: {a0: 1, b0: 2}, | |
| 41 args: { names: ["i", "x0", "y0"], values: [0, 3, 4] } }, | |
| 42 { locals: {a1: 3, b1: 4}, | |
| 43 args: { names: ["i", "x1", "y1"], values: [1, 5, 6] } }, | |
| 44 { locals: {a2: 5, b2: 6}, | |
| 45 args: { names: ["i"], values: [2] } }, | |
| 46 { locals: {a3: 7, b3: 8}, | |
| 47 args: { names: ["i", "x3", "y3", "z3"], values: [3, 9, 10, undefined] } }, | |
| 48 { locals: {a4: 9, b4: 10}, | |
| 49 args: { names: ["i", "x4", "y4"], values: [4, 11, 12] } } | |
| 50 ]; | |
| 51 | |
| 52 function arraySum(arr) { | |
| 53 return arr.reduce(function (a, b) { return a + b; }, 0); | |
| 54 } | |
| 55 | |
| 56 function listener(event, exec_state, event_data, data) { | |
| 57 try { | |
| 58 if (event == Debug.DebugEvent.Break) | |
| 59 { | |
| 60 assertEquals(6, exec_state.frameCount()); | |
| 61 | |
| 62 for (var i = 0; i < exec_state.frameCount(); i++) { | |
| 63 var frame = exec_state.frame(i); | |
| 64 if (i < exec_state.frameCount() - 1) { | |
| 65 var expected_args = expected[i].args; | |
| 66 var expected_locals = expected[i].locals; | |
| 67 | |
| 68 // All frames except the bottom one have expected locals. | |
| 69 var locals = {}; | |
| 70 for (var j = 0; j < frame.localCount(); j++) { | |
| 71 locals[frame.localName(j)] = frame.localValue(j).value(); | |
| 72 } | |
| 73 assertPropertiesEqual(expected_locals, locals); | |
| 74 | |
| 75 // All frames except the bottom one have expected arguments. | |
| 76 for (var j = 0; j < expected_args.names.length; j++) { | |
| 77 assertEquals(expected_args.names[j], frame.argumentName(j)); | |
| 78 assertEquals(expected_args.values[j], | |
| 79 frame.argumentValue(j).value()); | |
| 80 } | |
| 81 | |
| 82 // All frames except the bottom one have three scopes. | |
| 83 assertEquals(3, frame.scopeCount()); | |
| 84 assertEquals(debug.ScopeType.Local, frame.scope(0).scopeType()); | |
| 85 assertEquals(debug.ScopeType.Script, frame.scope(1).scopeType()); | |
| 86 assertEquals(debug.ScopeType.Global, frame.scope(2).scopeType()); | |
| 87 | |
| 88 Object.keys(expected_locals).forEach(function (name) { | |
| 89 assertEquals(expected_locals[name], | |
| 90 frame.scope(0).scopeObject().value()[name]); | |
| 91 }); | |
| 92 | |
| 93 for (var j = 0; j < expected_args.names.length; j++) { | |
| 94 var arg_name = expected_args.names[j]; | |
| 95 var arg_value = expected_args.values[j]; | |
| 96 assertEquals(arg_value, | |
| 97 frame.scope(0).scopeObject().value()[arg_name]); | |
| 98 } | |
| 99 | |
| 100 // Evaluate in the inlined frame. | |
| 101 Object.keys(expected_locals).forEach(function (name) { | |
| 102 assertEquals(expected_locals[name], frame.evaluate(name).value()); | |
| 103 }); | |
| 104 | |
| 105 for (var j = 0; j < expected_args.names.length; j++) { | |
| 106 var arg_name = expected_args.names[j]; | |
| 107 var arg_value = expected_args.values[j]; | |
| 108 assertEquals(arg_value, frame.evaluate(arg_name).value()); | |
| 109 assertEquals(arg_value, frame.evaluate('arguments['+j+']').value()); | |
| 110 } | |
| 111 | |
| 112 var expected_args_sum = arraySum(expected_args.values); | |
| 113 var expected_locals_sum = | |
| 114 arraySum(Object.keys(expected_locals). | |
| 115 map(function (k) { return expected_locals[k]; })); | |
| 116 | |
| 117 assertEquals(expected_locals_sum + expected_args_sum, | |
| 118 frame.evaluate(Object.keys(expected_locals).join('+') + | |
| 119 ' + ' + | |
| 120 expected_args.names.join('+')).value()); | |
| 121 | |
| 122 var arguments_sum = expected_args.names.map(function(_, idx) { | |
| 123 return "arguments[" + idx + "]"; | |
| 124 }).join('+'); | |
| 125 assertEquals(expected_args_sum, | |
| 126 frame.evaluate(arguments_sum).value()); | |
| 127 } else { | |
| 128 // The bottom frame only have the script scope and the global scope. | |
| 129 assertEquals(2, frame.scopeCount()); | |
| 130 assertEquals(debug.ScopeType.Script, frame.scope(0).scopeType()); | |
| 131 assertEquals(debug.ScopeType.Global, frame.scope(1).scopeType()); | |
| 132 } | |
| 133 | |
| 134 // Check the frame function. | |
| 135 switch (i) { | |
| 136 case 0: assertEquals(h, frame.func().value()); break; | |
| 137 case 1: assertEquals(g3, frame.func().value()); break; | |
| 138 case 2: assertEquals(g2, frame.func().value()); break; | |
| 139 case 3: assertEquals(g1, frame.func().value()); break; | |
| 140 case 4: assertEquals(f, frame.func().value()); break; | |
| 141 case 5: break; | |
| 142 default: assertUnreachable(); | |
| 143 } | |
| 144 | |
| 145 // Check for construct call. | |
| 146 if (i == 4) { | |
| 147 assertEquals(testingConstructCall, frame.isConstructCall()); | |
| 148 } else if (i == 2) { | |
| 149 assertTrue(frame.isConstructCall()); | |
| 150 } else { | |
| 151 assertFalse(frame.isConstructCall()); | |
| 152 } | |
| 153 | |
| 154 if (i > 4) { | |
| 155 assertFalse(frame.isOptimizedFrame()); | |
| 156 assertFalse(frame.isInlinedFrame()); | |
| 157 } | |
| 158 } | |
| 159 | |
| 160 // Indicate that all was processed. | |
| 161 listenerComplete = true; | |
| 162 } | |
| 163 } catch (e) { | |
| 164 exception = e.toString() + e.stack; | |
| 165 }; | |
| 166 }; | |
| 167 | |
| 168 for (var i = 0; i < 4; i++) f(expected.length - 1, 11, 12); | |
| 169 %OptimizeFunctionOnNextCall(f); | |
| 170 f(expected.length - 1, 11, 12); | |
| 171 | |
| 172 // Add the debug event listener. | |
| 173 Debug.setListener(listener); | |
| 174 | |
| 175 function h(i, x0, y0) { | |
| 176 var a0 = expected[i].locals.a0; | |
| 177 var b0 = expected[i].locals.b0; | |
| 178 debugger; // Breakpoint. | |
| 179 return a0 + b0; | |
| 180 } | |
| 181 | |
| 182 function g3(i, x1, y1) { | |
| 183 var a1 = expected[i].locals.a1; | |
| 184 var b1 = expected[i].locals.b1; | |
| 185 h(i - 1, a1, b1); | |
| 186 return a1 + b1; | |
| 187 } | |
| 188 | |
| 189 function g2(i) { | |
| 190 var a2 = expected[i].locals.a2; | |
| 191 var b2 = expected[i].locals.b2; | |
| 192 g3(i - 1, a2, b2); | |
| 193 return a2 + b2; | |
| 194 } | |
| 195 | |
| 196 function g1(i, x3, y3, z3) { | |
| 197 var a3 = expected[i].locals.a3; | |
| 198 var b3 = expected[i].locals.b3; | |
| 199 new g2(i - 1, a3, b3); | |
| 200 return a3 + b3; | |
| 201 } | |
| 202 | |
| 203 function f(i, x4, y4) { | |
| 204 var a4 = expected[i].locals.a4; | |
| 205 var b4 = expected[i].locals.b4; | |
| 206 g1(i - 1, a4, b4); | |
| 207 return a4 + b4; | |
| 208 } | |
| 209 | |
| 210 // Test calling f normally and as a constructor. | |
| 211 f(expected.length - 1, 11, 12); | |
| 212 f(expected.length - 1, 11, 12, 0); | |
| 213 testingConstructCall = true; | |
| 214 new f(expected.length - 1, 11, 12); | |
| 215 new f(expected.length - 1, 11, 12, 0); | |
| 216 | |
| 217 // Make sure that the debug event listener was invoked. | |
| 218 assertFalse(exception, "exception in listener " + exception) | |
| 219 assertTrue(listenerComplete); | |
| 220 | |
| 221 // Throw away type information for next run. | |
| 222 gc(); | |
| 223 | |
| 224 Debug.setListener(null); | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2491543002:
[debug-wrapper] Conditional breaks, locals, evaluate, scopes (Closed)
