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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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