mirror of
https://github.com/dart-lang/sdk
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21b85f326a
Change-Id: Id4f9b3134a8041c826b7c8ccdd2763380f5fc987 Reviewed-on: https://dart-review.googlesource.com/66229 Commit-Queue: Jenny Messerly <jmesserly@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com>
154 lines
3.4 KiB
Dart
154 lines
3.4 KiB
Dart
// Copyright (c) 2014, 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 'package:expect/expect.dart';
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enum Enum1 { _ }
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enum Enum2 { A }
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enum Enum3 { B, C }
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enum Enum4 {
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D,
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E,
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}
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enum Enum5 { F, G, H }
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enum _Enum6 { I, _J }
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enum _IsNot { IsNot }
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// Regression test for https://github.com/dart-lang/sdk/issues/33348
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enum JSFunctionPrototype {
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length,
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prototype,
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__proto__,
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arguments,
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caller,
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calee,
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name,
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constructor,
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apply,
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bind,
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call
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}
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void expectIs<T>(T t, bool Function(Object) test) {
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Object obj = t;
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Expect.isTrue(test(obj), '$obj is $T');
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Expect.isFalse(obj is _IsNot, '$obj is _IsNot');
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// test cast
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t = obj as T;
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Expect.throwsCastError(() => obj as _IsNot, '$obj as _IsNot');
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}
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main() {
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expectIs(Enum1._, (e) => e is Enum1);
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expectIs(Enum2.A, (e) => e is Enum2);
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expectIs(Enum3.B, (e) => e is Enum3);
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expectIs(Enum4.E, (e) => e is Enum4);
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expectIs(Enum5.G, (e) => e is Enum5);
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Expect.equals('Enum1._', Enum1._.toString());
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Expect.equals(0, Enum1._.index);
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Expect.listEquals([Enum1._], Enum1.values);
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Enum1.values.forEach(test1);
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Expect.equals('Enum2.A', Enum2.A.toString());
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Expect.equals(0, Enum2.A.index);
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Expect.listEquals([Enum2.A], Enum2.values);
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Expect.identical(const <Enum2>[Enum2.A], Enum2.values);
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Enum2.values.forEach(test2);
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Expect.equals('Enum3.B', Enum3.B.toString());
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Expect.equals('Enum3.C', Enum3.C.toString());
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Expect.equals(0, Enum3.B.index);
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Expect.equals(1, Enum3.C.index);
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Expect.listEquals([Enum3.B, Enum3.C], Enum3.values);
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Enum3.values.forEach(test3);
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Expect.equals('Enum4.D', Enum4.D.toString());
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Expect.equals('Enum4.E', Enum4.E.toString());
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Expect.equals(0, Enum4.D.index);
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Expect.equals(1, Enum4.E.index);
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Expect.listEquals([Enum4.D, Enum4.E], Enum4.values);
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Enum4.values.forEach(test4);
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Expect.equals('Enum5.F', Enum5.F.toString());
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Expect.equals('Enum5.G', Enum5.G.toString());
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Expect.equals('Enum5.H', Enum5.H.toString());
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Expect.equals(0, Enum5.F.index);
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Expect.equals(1, Enum5.G.index);
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Expect.equals(2, Enum5.H.index);
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Expect.listEquals([Enum5.F, Enum5.G, Enum5.H], Enum5.values);
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Enum5.values.forEach(test5);
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Expect.equals('_Enum6.I', _Enum6.I.toString());
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Expect.equals('_Enum6._J', _Enum6._J.toString());
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for (var value in JSFunctionPrototype.values) {
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expectIs(value, (e) => e is JSFunctionPrototype);
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}
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Expect.equals(JSFunctionPrototype.length, JSFunctionPrototype.values[0]);
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}
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test1(Enum1 e) {
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int index;
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switch (e) {
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case Enum1._:
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index = 0;
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break;
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}
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Expect.equals(e.index, index);
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}
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test2(Enum2 e) {
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int index;
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switch (e) {
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case Enum2.A:
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index = 0;
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break;
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}
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Expect.equals(e.index, index);
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}
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test3(Enum3 e) {
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int index;
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switch (e) {
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case Enum3.C:
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index = 1;
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break;
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case Enum3.B:
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index = 0;
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break;
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}
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Expect.equals(e.index, index);
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}
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test4(Enum4 e) {
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int index;
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switch (e) {
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case Enum4.D:
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index = 0;
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break;
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case Enum4.E:
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index = 1;
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break;
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}
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Expect.equals(e.index, index);
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}
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test5(Enum5 e) {
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int index;
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switch (e) {
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case Enum5.H:
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index = 2;
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break;
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case Enum5.F:
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index = 0;
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break;
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case Enum5.G:
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index = 1;
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break;
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}
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Expect.equals(e.index, index);
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}
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