| OLD | NEW |
| (Empty) |
| 1 // Copyright (c) 2011, 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 // Dart test program for the "is" type test operator. | |
| 5 | |
| 6 testTryCatch(x) { | |
| 7 try { | |
| 8 throw x; | |
| 9 Expect.fail("Exception '$x' should've been thrown"); | |
| 10 } catch (Object obj) { | |
| 11 Expect.equals(obj, x); | |
| 12 } | |
| 13 } | |
| 14 | |
| 15 main() { | |
| 16 var evalCount = 0; | |
| 17 testEval(x) { evalCount++; return x; } | |
| 18 | |
| 19 // Test that types that match JS primitive types compare correctly to Object | |
| 20 var x = 1; | |
| 21 Expect.isTrue(x is Object); | |
| 22 x = 'hi'; | |
| 23 Expect.isTrue(x is Object); | |
| 24 x = true; | |
| 25 Expect.isTrue(x is Object); | |
| 26 x = null; | |
| 27 Expect.isTrue(x is Object); | |
| 28 var y; | |
| 29 Expect.isTrue(y is Object); | |
| 30 | |
| 31 // Verify that operand is evaluated | |
| 32 Expect.isTrue(testEval(123) is Object); | |
| 33 Expect.equals(1, evalCount); | |
| 34 Expect.isTrue(testEval('world') is Object); | |
| 35 Expect.equals(2, evalCount); | |
| 36 Expect.isTrue(testEval(false) is Object); | |
| 37 Expect.equals(3, evalCount); | |
| 38 Expect.isTrue(testEval(null) is Object); | |
| 39 Expect.equals(4, evalCount); | |
| 40 | |
| 41 // Verify that these objects are catchable | |
| 42 testTryCatch(444); | |
| 43 testTryCatch('abc'); | |
| 44 testTryCatch(true); | |
| 45 testTryCatch(null); | |
| 46 } | |
| OLD | NEW |