mirror of
https://github.com/dart-lang/sdk
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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
108 lines
2.5 KiB
Dart
108 lines
2.5 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "native_testing.dart";
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// Test to see if resolving a hidden native class's method to noSuchMethod
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// interferes with subsequent resolving of the method. This might happen if the
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// noSuchMethod is cached on Object.prototype.
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@Native("A1")
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class A1 {}
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@Native("B1")
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class B1 extends A1 {}
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makeA1() native;
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makeB1() native;
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@Native("A2")
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class A2 {
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foo([a = 99]) native;
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}
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@Native("B2")
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class B2 extends A2 {}
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makeA2() native;
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makeB2() native;
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makeObject() native;
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void setup() {
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JS('', r"""
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(function(){
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// This code is inside 'setup' and so not accessible from the global scope.
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function inherits(child, parent) {
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if (child.prototype.__proto__) {
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child.prototype.__proto__ = parent.prototype;
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} else {
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function tmp() {};
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tmp.prototype = parent.prototype;
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child.prototype = new tmp();
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child.prototype.constructor = child;
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}
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}
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function A1(){}
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function B1(){}
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inherits(B1, A1);
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self.makeA1 = function(){return new A1()};
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self.makeB1 = function(){return new B1()};
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function A2(){}
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function B2(){}
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inherits(B2, A2);
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A2.prototype.foo = function(a){return 'A2.foo(' + a + ')';};
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self.makeA2 = function(){return new A2()};
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self.makeB2 = function(){return new B2()};
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self.makeObject = function(){return new Object()};
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self.nativeConstructor(A1);
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self.nativeConstructor(A2);
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self.nativeConstructor(B1);
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self.nativeConstructor(B2);
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})()""");
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applyTestExtensions(['A1', 'A2', 'B1', 'B2']);
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}
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main() {
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nativeTesting();
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setup();
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var a1 = makeA1();
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var b1 = makeB1();
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var ob = makeObject();
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// Does calling missing methods in one tree of inheritance forest affect other
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// trees?
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expectNoSuchMethod(() => b1.foo(), 'b1.foo()');
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expectNoSuchMethod(() => a1.foo(), 'a1.foo()');
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expectNoSuchMethod(() => ob.foo(), 'ob.foo()');
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var a2 = makeA2();
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var b2 = makeB2();
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Expect.equals('A2.foo(99)', a2.foo());
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Expect.equals('A2.foo(99)', b2.foo());
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Expect.equals('A2.foo(1)', a2.foo(1));
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Expect.equals('A2.foo(2)', b2.foo(2));
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expectNoSuchMethod(() => b1.foo(3), 'b1.foo(3)');
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expectNoSuchMethod(() => a1.foo(4), 'a1.foo(4)');
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}
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expectNoSuchMethod(action, note) {
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bool caught = false;
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try {
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action();
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} catch (ex) {
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caught = true;
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Expect.isTrue(ex is NoSuchMethodError, note);
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}
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Expect.isTrue(caught, note);
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}
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