pkgs/hooks/test/link_output_test.dart

// Copyright (c) 2024, 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:hooks/hooks.dart';
import 'package:hooks/src/utils/datetime.dart';
import 'package:test/test.dart';

void main() {
  test('LinkOutputBuilder->JSON->LinkOutput', () {
    final assets = [
      for (int i = 0; i < 3; i++)
        EncodedAsset('my-asset-type', {'a-$i': 'v-$i'}),
    ];
    final uris = [for (int i = 0; i < 3; ++i) Uri.file('path$i')];
    final before = DateTime.now().roundDownToSeconds();
    final builder = LinkOutputBuilder();
    final after = DateTime.now().roundDownToSeconds();

    builder.dependencies.add(uris.take(1).single);
    builder.dependencies.addAll(uris.skip(1).toList());

    builder.assets.addEncodedAsset(assets.take(1).single);
    builder.assets.addEncodedAssets(assets.skip(1).take(2).toList());

    final input = BuildOutput(builder.json);
    expect(input.timestamp.compareTo(before), greaterThanOrEqualTo(0));
    expect(input.timestamp.compareTo(after), lessThanOrEqualTo(0));
    expect(
      input.timestamp.isAtSameMomentAs(input.timestamp.roundDownToSeconds()),
      true,
    );

    // The JSON format of the link output.
    <String, Object?>{
      'dependencies': ['path0', 'path1', 'path2'],
      'assets': [
        {
          'encoding': {'a-0': 'v-0'},
          'type': 'my-asset-type',
        },
        {
          'encoding': {'a-1': 'v-1'},
          'type': 'my-asset-type',
        },
        {
          'encoding': {'a-2': 'v-2'},
          'type': 'my-asset-type',
        },
      ],
    }.forEach((k, v) {
      expect(input.json[k], equals(v));
    });
  });
}