Mayank Patke
f79ed9301b
Now that dart2js only takes migrated files as input, all tests should use the current language version. Change-Id: I6c84850f5786aeac04154b67bd7a3c19083c8bba Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/345344 Reviewed-by: Nate Biggs <natebiggs@google.com> Commit-Queue: Mayank Patke <fishythefish@google.com>
45 lines
1.2 KiB
Dart
45 lines
1.2 KiB
Dart
// Copyright (c) 2018, 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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// Derived from tests/web/generic_type_error_message_test.
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import 'package:compiler/src/util/testing.dart';
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/*class: Foo:*/
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class Foo<T extends num> {}
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/*class: Bar:*/
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class Bar<T extends num> {}
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/*class: Baz:explicit=[Baz<num>],needsArgs*/
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class Baz<T extends num> {}
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@pragma('dart2js:disableFinal')
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main() {
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test(new Foo(), Foo, expectTypeArguments: false);
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// ignore: unnecessary_cast
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test(new Bar() as Bar<num>, Bar, expectTypeArguments: false);
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Baz<num> b = Baz();
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dynamic c = b;
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test(c as Baz<num>, Baz, expectTypeArguments: true);
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}
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void test(dynamic object, Type type, {required bool expectTypeArguments}) {
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bool caught = false;
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try {
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makeLive(type);
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object as List<String>;
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} catch (e) {
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String expected = '$type';
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if (!expectTypeArguments) {
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expected = expected.substring(0, expected.indexOf('<'));
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}
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expected = "'$expected'";
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makeLive(e.toString().contains(expected));
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caught = true;
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makeLive(e);
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}
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makeLive(caught);
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}
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