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Side by Side Diff: tests/compiler/dart2js_native/super_call_test.dart

Issue 14459002: Test for super call on intercepted class (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 7 years, 8 months ago
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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file 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 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 to see if resolving a hidden native class's method interferes with 7 // Test to see if resolving a hidden native class's method interferes with
8 // subsequent resolving the subclass's method. This might happen if the 8 // subsequent resolving the subclass's method. This might happen if the
9 // superclass caches the method in the prototype, so shadowing the dispatcher 9 // superclass caches the method in the prototype, so shadowing the dispatcher
10 // stored on Object.prototype. 10 // stored on Object.prototype.
11 11
12 class A native "A" { 12 class A native "A" {
13 foo([a=100]) native; 13 foo() => 'A.foo ${bar()}';
14 bar() => 'A.bar';
14 } 15 }
15 16
16 class B extends A native "B" { 17 class B extends A native "B" {
18 bar() => 'B.bar';
17 } 19 }
18 20
19 class C extends B native "C" { 21 class C extends B native "C" {
20 foo([z=300]) native; 22 foo() => 'C.foo; super.foo = ${super.foo()}';
23 bar() => 'C.bar';
21 } 24 }
22 25
23 class D extends C native "D" { 26 class D extends C native "D" {
27 bar() => 'D.bar';
24 } 28 }
25 29
26 makeA() native; 30 makeA() native;
27 makeB() native; 31 makeB() native;
28 makeC() native; 32 makeC() native;
29 makeD() native; 33 makeD() native;
30 34
31 void setup() native """ 35 void setup() native """
32 // This code is all inside 'setup' and so not accesible from the global scope. 36 // This code is all inside 'setup' and so not accesible from the global scope.
33 function inherits(child, parent) { 37 function inherits(child, parent) {
34 if (child.prototype.__proto__) { 38 if (child.prototype.__proto__) {
35 child.prototype.__proto__ = parent.prototype; 39 child.prototype.__proto__ = parent.prototype;
36 } else { 40 } else {
37 function tmp() {}; 41 function tmp() {};
38 tmp.prototype = parent.prototype; 42 tmp.prototype = parent.prototype;
39 child.prototype = new tmp(); 43 child.prototype = new tmp();
40 child.prototype.constructor = child; 44 child.prototype.constructor = child;
41 } 45 }
42 } 46 }
43 47
44 function A(){} 48 function A(){}
45 function B(){} 49 function B(){}
46 inherits(B, A); 50 inherits(B, A);
47 function C(){} 51 function C(){}
48 inherits(C, B); 52 inherits(C, B);
49 function D(){} 53 function D(){}
50 inherits(D, C); 54 inherits(D, C);
51 55
52 A.prototype.foo = function(a){return 'A.foo(' + a + ')';}
53 C.prototype.foo = function(z){return 'C.foo(' + z + ')';}
54
55 makeA = function(){return new A}; 56 makeA = function(){return new A};
56 makeB = function(){return new B}; 57 makeB = function(){return new B};
57 makeC = function(){return new C}; 58 makeC = function(){return new C};
58 makeD = function(){return new D}; 59 makeD = function(){return new D};
59 """; 60 """;
60 61
61 62
62 main() { 63 main() {
63 setup(); 64 setup();
64 65
65 var a = makeA(); 66 var a = makeA();
66 var b = makeB(); 67 var b = makeB();
67 var c = makeC(); 68 var c = makeC();
68 var d = makeD(); 69 var d = makeD();
69 70
70 Expect.equals('A.foo(100)', b.foo()); 71 Expect.equals('A.foo A.bar', a.foo());
71 Expect.equals('C.foo(300)', d.foo()); 72 Expect.equals('A.foo B.bar', b.foo());
72 // If the above line fails with C.foo(100) then the dispatch to fill in the 73 Expect.equals('C.foo; super.foo = A.foo C.bar', c.foo());
73 // default got the wrong one, followed by a second dispatch that resolved to 74 Expect.equals('C.foo; super.foo = A.foo D.bar', d.foo());
74 // the correct native method.
75
76 Expect.equals('A.foo(1)', a.foo(1));
77 Expect.equals('A.foo(2)', b.foo(2));
78 Expect.equals('C.foo(3)', c.foo(3));
79 Expect.equals('C.foo(4)', d.foo(4));
80 } 75 }
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