Files
sdk/pkg/compiler/test/codegen/identity_test.dart
T
Joshua Litt 20faaa5d94 [dart2js] Move dart2js unit tests to pkg/compiler/test.
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784
Reviewed-by: Paul Berry <paulberry@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>
2020-05-28 18:51:11 +00:00

40 lines
1.1 KiB
Dart

// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.7
import 'package:expect/expect.dart';
import 'package:async_helper/async_helper.dart';
import '../helpers/compiler_helper.dart';
const String TEST_ONE = r"""
class A {}
bool foo(bar) {
var x = new A();
var y = new A();
return identical(x, y);
}
""";
main() {
runTest() async {
await compile(TEST_ONE, entry: 'foo', check: (String generated) {
// Check that no boolify code is generated.
RegExp regexp = new RegExp("=== true");
Iterator matches = regexp.allMatches(generated).iterator;
Expect.isFalse(matches.moveNext());
regexp = new RegExp("===");
matches = regexp.allMatches(generated).iterator;
Expect.isTrue(matches.moveNext());
Expect.isFalse(matches.moveNext());
});
}
asyncTest(() async {
print('--test from kernel------------------------------------------------');
await runTest();
});
}