test/downgrade/unlock_if_necessary_test.dart

// Copyright (c) 2014, 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:test/test.dart';

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

main() {
  test(
      "downgrades one locked hosted package's dependencies if it's "
      "necessary", () async {
    await servePackages((builder) {
      builder.serve("foo", "2.0.0", deps: {"foo_dep": "any"});
      builder.serve("foo_dep", "2.0.0");
    });

    await d.appDir({"foo": "any"}).create();

    await pubGet();

    await d.appPackagesFile({"foo": "2.0.0", "foo_dep": "2.0.0"}).validate();

    await globalPackageServer.add((builder) {
      builder.serve("foo", "1.0.0", deps: {"foo_dep": "<2.0.0"});
      builder.serve("foo_dep", "1.0.0");
    });

    await pubDowngrade(args: ['foo']);

    await d.appPackagesFile({"foo": "1.0.0", "foo_dep": "1.0.0"}).validate();
  });
}