dart-sdk/tests/language_2/conditional_import_test.dart
Bob Nystrom e2cc730067 Migrate blocks 51 and 52.
It looks like some of the tests in this block were already migrated,
but I re-migrated them and made a few tweaks that I think make them
better 2.0 tests.

Change-Id: I6d9058a53408f046d7db34f2244eeeb2c5eda625
Reviewed-on: https://dart-review.googlesource.com/13620
Reviewed-by: Ben Konyi <bkonyi@google.com>
2017-10-13 22:46:23 +00:00

36 lines
1.2 KiB
Dart

// Copyright (c) 2016, 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";
import "package:async_helper/async_helper.dart";
// All three libraries have an HttpRequest class.
import "conditional_import_test.dart"
if (dart.library.io) "dart:io"
if (dart.library.html) "dart:html" deferred as d show HttpRequest;
class HttpRequest {}
void main() {
asyncStart();
var io = const bool.fromEnvironment("dart.library.io");
var html = const bool.fromEnvironment("dart.library.html");
() async {
// Shouldn't fail. Shouldn't time out.
await d.loadLibrary().timeout(const Duration(seconds: 5));
if (io) {
print("io");
Expect.throws(() => new d.HttpRequest()); // Class is abstract in dart:io
} else if (html) {
print("html");
dynamic r = new d.HttpRequest(); // Shouldn't throw
var o = r.open; // Shouldn't fail, the open method is there.
} else {
print("none");
dynamic r = new d.HttpRequest();
Expect.isTrue(r is HttpRequest);
}
asyncEnd();
}();
}