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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 var thrower = { [Symbol.toPrimitive]: () => FAIL }; | 5 var thrower = { [Symbol.toPrimitive]: () => FAIL }; |
6 | 6 |
7 // Tests that a native conversion function is included in the | 7 // Tests that a native conversion function is included in the |
8 // stack trace. | 8 // stack trace. |
9 function testTraceNativeConversion(nativeFunc) { | 9 function testTraceNativeConversion(nativeFunc) { |
10 var nativeFuncName = nativeFunc.name; | 10 var nativeFuncName = nativeFunc.name; |
11 try { | 11 try { |
12 nativeFunc(thrower); | 12 nativeFunc(thrower); |
13 assertUnreachable(nativeFuncName); | 13 assertUnreachable(nativeFuncName); |
14 } catch (e) { | 14 } catch (e) { |
15 assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName); | 15 assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName); |
16 } | 16 } |
17 } | 17 } |
18 | 18 |
19 testTraceNativeConversion(Math.max); | 19 testTraceNativeConversion(Math.max); |
20 testTraceNativeConversion(Math.min); | 20 testTraceNativeConversion(Math.min); |
21 | 21 |
22 // C++ builtins. | 22 function testBuiltinInStackTrace(script, nativeFuncName) { |
23 testTraceNativeConversion(Math.acos); | |
24 testTraceNativeConversion(Math.asin); | |
25 testTraceNativeConversion(Math.fround); | |
26 testTraceNativeConversion(Math.imul); | |
27 | |
28 | |
29 function testBuiltinInStackTrace(script, expectedString) { | |
30 try { | 23 try { |
31 eval(script); | 24 eval(script); |
32 assertUnreachable(expectedString); | 25 assertUnreachable(nativeFuncName); |
33 } catch (e) { | 26 } catch (e) { |
34 assertTrue(e.stack.indexOf(expectedString) >= 0, expectedString); | 27 assertTrue(e.stack.indexOf(nativeFuncName) >= 0, nativeFuncName); |
35 } | 28 } |
36 } | 29 } |
37 | 30 |
38 // Use the full name ('String.getDate') in order to avoid false pass | 31 // Use the full name ('String.getDate') in order to avoid false pass |
39 // results when the method name is mentioned in the error message itself. | 32 // results when the method name is mentioned in the error message itself. |
40 // This occurs, e.g., for Date.prototype.getYear, which uses a different code | 33 // This occurs, e.g., for Date.prototype.getYear, which uses a different code |
41 // path and never hits the Generate_DatePrototype_GetField builtin. | 34 // path and never hits the Generate_DatePrototype_GetField builtin. |
42 testBuiltinInStackTrace("Date.prototype.getDate.call('')", "at String.getDate"); | 35 testBuiltinInStackTrace("Date.prototype.getDate.call('')", "String.getDate"); |
43 testBuiltinInStackTrace("Date.prototype.getUTCDate.call('')", | 36 testBuiltinInStackTrace("Date.prototype.getUTCDate.call('')", |
44 "at String.getUTCDate"); | 37 "String.getUTCDate"); |
45 testBuiltinInStackTrace("Date.prototype.getTime.call('')", "at String.getTime"); | 38 testBuiltinInStackTrace("Date.prototype.getTime.call('')", "String.getTime"); |
46 | |
47 // C++ builtins. | |
48 testBuiltinInStackTrace("Boolean.prototype.toString.call(thrower);", | |
49 "at toString"); | |
50 testBuiltinInStackTrace("new Date(thrower);", "at Date"); | |
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