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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 import "package:expect/expect.dart"; | |
6 | |
7 // Test class literal expressions. | |
8 | |
9 class Class { | |
10 static fisk() => 42; | |
11 } | |
12 | |
13 foo(x) {} | |
14 | |
15 main() { | |
16 Expect.equals(42, Class.fisk()); | |
17 Expect.equals(null, foo(Class.fisk())); | |
18 | |
19 // Verify references to a class literal are allowed. | |
20 Class; | |
21 foo(Class); | |
22 Expect.isFalse(Class == null); | |
23 dynamic x = Class; | |
24 | |
25 // Verify that dereferencing a class literal is a runtime error. | |
26 Expect.throws(() { x(); }, (e) => e is NoSuchMethodError); | |
27 Expect.throws(() { x[0]; }, (e) => e is NoSuchMethodError); | |
28 Expect.throws(() { var y = x[0]; }, (e) => e is NoSuchMethodError); | |
29 Expect.throws(() { var y = x[0].field; }, (e) => e is NoSuchMethodError); | |
30 Expect.throws(() { var y = x[0].method(); }, (e) => e is NoSuchMethodError); | |
31 Expect.throws(() { foo(x()); }, (e) => e is NoSuchMethodError); | |
32 Expect.throws(() { foo(x[0]); }, (e) => e is NoSuchMethodError); | |
33 Expect.throws(() { foo(x[0].field); }, (e) => e is NoSuchMethodError); | |
34 Expect.throws(() { foo(x[0].method()); }, (e) => e is NoSuchMethodError); | |
35 Expect.throws(() { x[0] = 91; }, (e) => e is NoSuchMethodError); | |
36 Expect.throws(() { x++; }, (e) => e is NoSuchMethodError); | |
37 Expect.throws(() { ++x; }, (e) => e is NoSuchMethodError); | |
38 Expect.throws(() { x[0] += 3; }, (e) => e is NoSuchMethodError); | |
39 Expect.throws(() { ++x[0]; }, (e) => e is NoSuchMethodError); | |
40 Expect.throws(() { x[0]++; }, (e) => e is NoSuchMethodError); | |
41 Expect.throws(() { x.method(); }, (e) => e is NoSuchMethodError); | |
42 Expect.throws(() { x.field; }, (e) => e is NoSuchMethodError); | |
43 Expect.throws(() { var y = x.method(); }, (e) => e is NoSuchMethodError); | |
44 Expect.throws(() { var y = x.field; }, (e) => e is NoSuchMethodError); | |
45 Expect.throws(() { foo(x.method()); }, (e) => e is NoSuchMethodError); | |
46 Expect.throws(() { foo(x.field); }, (e) => e is NoSuchMethodError); | |
47 Expect.throws(() { x / 3; }, (e) => e is NoSuchMethodError); | |
48 Expect.throws(() { x += 3; }, (e) => e is NoSuchMethodError); | |
49 | |
50 // Verify that a class literal isn't a string literal. | |
51 Expect.notEquals(Class, "Class"); | |
52 | |
53 // Verify toString() works for class literals. | |
54 Expect.isTrue((Class).toString() is String); | |
55 Expect.isTrue(x.toString() is String); | |
56 } | |
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