2020-06-09 16:53:15 +00:00
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// 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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// Test the feature where the native string declares the native method's name.
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import "native_testing.dart";
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@Native("A")
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class A {
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@JSName('fooA')
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int foo() native;
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}
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@Native("B")
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class B extends A {
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@JSName('fooB')
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int foo() native;
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}
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makeA() native;
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makeB() 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 A(){}
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A.prototype.fooA = function(){return 100;};
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function B(){}
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inherits(B, A);
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B.prototype.fooB = function(){return 200;};
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2021-01-15 02:16:42 +00:00
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self.makeA = function(){return new A()};
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self.makeB = function(){return new B()};
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2020-06-09 16:53:15 +00:00
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self.nativeConstructor(A);
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self.nativeConstructor(B);
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})()""");
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2021-01-15 02:16:42 +00:00
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applyTestExtensions(['A', 'B']);
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2020-06-09 16:53:15 +00:00
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}
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testDynamic() {
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var things = [makeA(), makeB()];
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var a = things[0];
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var b = things[1];
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Expect.equals(100, a.foo());
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Expect.equals(200, b.foo());
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expectNoSuchMethod(() {
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a.fooA();
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}, 'fooA should be invisible on A');
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expectNoSuchMethod(() {
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b.fooA();
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}, 'fooA should be invisible on B');
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expectNoSuchMethod(() {
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a.fooB();
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}, 'fooB should be absent on A');
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expectNoSuchMethod(() {
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b.fooB();
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}, 'fooA should be invisible on B');
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}
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testTyped() {
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A a = makeA();
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B b = makeB();
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Expect.equals(100, a.foo());
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Expect.equals(200, b.foo());
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}
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main() {
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nativeTesting();
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setup();
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testDynamic();
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testTyped();
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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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