test/compiler/passes_along_environment_constants_test.dart

// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS d.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:test/test.dart';

import '../descriptor.dart' as d;
import '../serve/utils.dart';
import '../test_pub.dart';

main() {
  test("passes along environment constants", () async {
    await d.dir(appPath, [
      d.pubspec({
        "name": "myapp",
        "transformers": [
          {
            "\$dart2js": {
              "environment": {'CONSTANT': 'true'}
            }
          }
        ]
      }),
      d.dir("web", [
        d.file("main.dart", """
void main() {
  if (const bool.fromEnvironment('CONSTANT')) {
    print("hello");
  }
}
""")
      ])
    ]).create();

    await pubGet();
    await pubServe();
    await requestShouldSucceed("main.dart.js", contains("hello"));
    await endPubServe();
  });
}