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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 // Tests that the VM does not crash on weird corner cases of class Math. | |
5 // VMOptions=--optimization_counter_threshold=100 | |
6 | |
7 class FakeNumber { | |
8 const FakeNumber(); | |
9 void toDouble() {} | |
10 } | |
11 | |
12 class MathTest { | |
13 static bool testParseInt(x) { | |
14 try { | |
15 Math.parseInt(x); // Expects string. | |
16 return true; | |
17 } catch (var e) { | |
18 return false; | |
19 } | |
20 } | |
21 | |
22 static bool testSqrt(x) { | |
23 try { | |
24 Math.sqrt(x); // Expects number. | |
25 return true; | |
26 } catch (var e) { | |
27 return false; | |
28 } | |
29 } | |
30 | |
31 static void testMain() { | |
32 Expect.equals(false, testParseInt(5)); | |
33 Expect.equals(false, testSqrt(const FakeNumber())); | |
34 } | |
35 } | |
36 main() { | |
37 for (int i = 0; i < 200; i++) { | |
38 MathTest.testMain(); | |
39 } | |
40 } | |
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