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sdk/tests/dart2js/optional_parameter_test.dart
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Joshua Litt f9f1ca6171 [dart2js] Create tests/dart2js for nnbd.
Change-Id: Ib8721cf976803d8d1b9d723b7e691e344c768b67
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149881
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Commit-Queue: Joshua Litt <joshualitt@google.com>
2020-06-09 16:53:15 +00:00

31 lines
679 B
Dart

// Copyright (c) 2012, 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.
import "package:expect/expect.dart";
class A {
foo([a]) {
return a;
}
bar(a, [b]) {
return b;
}
noSuchMethod(mirror) {
return 0;
}
}
main() {
A a = new A();
Expect.equals(42, a.foo(42));
Expect.equals(null, a.foo());
Expect.equals(null, a.bar(42));
Expect.equals(42, a.bar(null, 42));
Expect.equals(0, (a as dynamic).foo(1, 2));
Expect.equals(0, (a as dynamic).bar());
Expect.equals(0, (a as dynamic).bar(1, 2, 3));
}