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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 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 | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 import "package:expect/expect.dart"; | 5 import "package:expect/expect.dart"; |
6 | 6 |
7 // Test that Null inherits properties from Object. | 7 // Test that Null inherits properties from Object. |
8 | 8 |
9 main() { | 9 main() { |
10 var x; | 10 var x; |
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23 // It's not really testable. | 23 // It's not really testable. |
24 Expect.isTrue(identical(x, null)); | 24 Expect.isTrue(identical(x, null)); |
25 Expect.isTrue(x == null); | 25 Expect.isTrue(x == null); |
26 | 26 |
27 // Methods can be closurized and yields the same result. | 27 // Methods can be closurized and yields the same result. |
28 var ts = x.toString; | 28 var ts = x.toString; |
29 Expect.equals(null.toString(), ts()); | 29 Expect.equals(null.toString(), ts()); |
30 | 30 |
31 // noSuchMethod is tested in null_nosuchmethod_test.dart. | 31 // noSuchMethod is tested in null_nosuchmethod_test.dart. |
32 } | 32 } |
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