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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 // Test to see if resolving a hidden native class's method to noSuchMethod | |
6 // interferes with subsequent resolving of the method. This might happen if the | |
7 // noSuchMethod is cached on Object.prototype. | |
8 | |
9 class A1 native "*A1" { | |
10 } | |
11 | |
12 class B1 extends A1 native "*B1" { | |
13 } | |
14 | |
15 makeA1() native; | |
16 makeB1() native; | |
17 | |
18 | |
19 class A2 native "*A2" { | |
20 foo([a=99]) native; | |
21 } | |
22 | |
23 class B2 extends A2 native "*B2" { | |
24 } | |
25 | |
26 makeA2() native; | |
27 makeB2() native; | |
28 | |
29 makeObject() native; | |
30 | |
31 void setup() native """ | |
32 // This code is all inside 'setup' and so not accesible from the global scope. | |
33 function inherits(child, parent) { | |
34 if (child.prototype.__proto__) { | |
35 child.prototype.__proto__ = parent.prototype; | |
36 } else { | |
37 function tmp() {}; | |
38 tmp.prototype = parent.prototype; | |
39 child.prototype = new tmp(); | |
40 child.prototype.constructor = child; | |
41 } | |
42 } | |
43 function A1(){} | |
44 function B1(){} | |
45 inherits(B1, A1); | |
46 | |
47 makeA1 = function(){return new A1}; | |
48 makeB1 = function(){return new B1}; | |
49 | |
50 function A2(){} | |
51 function B2(){} | |
52 inherits(B2, A2); | |
53 A2.prototype.foo = function(a){return 'A2.foo(' + a + ')';} | |
54 | |
55 makeA2 = function(){return new A2}; | |
56 makeB2 = function(){return new B2}; | |
57 | |
58 makeObject = function(){return new Object}; | |
59 """; | |
60 | |
61 | |
62 main() { | |
63 setup(); | |
64 | |
65 var a1 = makeA1(); | |
66 var b1 = makeB1(); | |
67 var ob = makeObject(); | |
68 | |
69 // Does calling missing methods in one tree of inheritance forest affect other | |
70 // trees? | |
71 expectNoSuchMethod(() => b1.foo(), 'b1.foo()'); | |
72 expectNoSuchMethod(() => a1.foo(), 'a1.foo()'); | |
73 expectNoSuchMethod(() => ob.foo(), 'ob.foo()'); | |
74 | |
75 var a2 = makeA2(); | |
76 var b2 = makeB2(); | |
77 | |
78 Expect.equals('A2.foo(99)', a2.foo()); | |
79 Expect.equals('A2.foo(99)', b2.foo()); | |
80 Expect.equals('A2.foo(1)', a2.foo(1)); | |
81 Expect.equals('A2.foo(2)', b2.foo(2)); | |
82 | |
83 | |
84 expectNoSuchMethod(() => b1.foo(3), 'b1.foo(3)'); | |
85 expectNoSuchMethod(() => a1.foo(4), 'a1.foo(4)'); | |
86 } | |
87 | |
88 expectNoSuchMethod(action, note) { | |
89 bool caught = false; | |
90 try { | |
91 action(); | |
92 } catch (var ex) { | |
93 caught = true; | |
94 Expect.isTrue(ex is NoSuchMethodException, note); | |
95 } | |
96 Expect.isTrue(caught, note); | |
97 } | |
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