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Side by Side Diff: tests/compiler/dart2js_native/native_field_invocation4_test.dart

Issue 2383273002: Revert "Add native_testing library to mock @Native classes" (Closed)
Patch Set: Created 4 years, 2 months ago
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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2014, 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 "native_testing.dart"; 5 import "dart:_js_helper";
6 import "package:expect/expect.dart";
6 7
7 @Native("A") 8 @Native("A")
8 class A { 9 class A {
9 var foo; 10 var foo;
10 } 11 }
11 12
12 class B { 13 class B {
13 var foo; 14 var foo;
14 } 15 }
15 16
16 nativeId(x) native ; 17 nativeId(x) native ;
17 18
18 void setup() native """ 19 void setup() native """
19 nativeId = function(x) { return x; } 20 nativeId = function(x) { return x; }
20 """; 21 """;
21 22
22 main() { 23 main() {
23 setup(); 24 setup();
24 var b = new B(); 25 var b = new B();
25 b.foo = (x) => x + 1; 26 b.foo = (x) => x + 1;
26 b = nativeId(b); // Inferrer doesn't know if A has been instantiated. 27 b = nativeId(b); // Inferrer doesn't know if A has been instantiated.
27 // At this point b could be A or B. The call to "foo" thus needs to go through 28 // At this point b could be A or B. The call to "foo" thus needs to go through
28 // an interceptor. Tests that the interceptor works for retrieving the field 29 // an interceptor. Tests that the interceptor doesn't screw with retrieving
29 // and invoking the closure. 30 // the field and invoking the closure.
30 // Use a type-check to guarantee that b is a "B". 31 // Use a type-check to guarantee that b is a "B".
31 if (b is B) { 32 if (b is B) {
32 Expect.equals(499, b.foo(498)); 33 Expect.equals(499, b.foo(498));
33 } 34 }
34 } 35 }
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