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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 | |
5 class NullPointerExceptionTest { | |
6 | |
7 static void testNullPointerExceptionVariable() { | |
8 int variable; | |
9 bool exceptionCaught = false; | |
10 bool wrongExceptionCaught = false; | |
11 try { | |
12 variable++; | |
13 } catch (NullPointerException ex) { | |
14 exceptionCaught = true; | |
15 } catch (Exception ex) { | |
16 wrongExceptionCaught = true; | |
17 } | |
18 Expect.equals(true, exceptionCaught); | |
19 Expect.equals(true, !wrongExceptionCaught); | |
20 } | |
21 | |
22 static int helperFunction(int parameter) { | |
23 return parameter++; | |
24 } | |
25 | |
26 static void testNullPointerExceptionFunctionCall() { | |
27 int variable; | |
28 bool exceptionCaught = false; | |
29 bool wrongExceptionCaught = false; | |
30 try { | |
31 variable = helperFunction(variable); | |
32 } catch (NullPointerException ex) { | |
33 exceptionCaught = true; | |
34 } catch (Exception ex) { | |
35 wrongExceptionCaught = true; | |
36 } | |
37 Expect.equals(true, exceptionCaught); | |
38 Expect.equals(true, !wrongExceptionCaught); | |
39 } | |
40 | |
41 static void testMain() { | |
42 testNullPointerExceptionVariable(); | |
43 testNullPointerExceptionFunctionCall(); | |
44 } | |
45 } | |
46 | |
47 main() { | |
48 NullPointerExceptionTest.testMain(); | |
49 } | |
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