pkgs/dart_model/test/model_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 'dart:convert';

import 'package:dart_model/dart_model.dart';
import 'package:test/test.dart';

void main() {
  group(Model, () {
    final model = Model(uris: {
      'package:dart_model/dart_model.dart': Library(scopes: {
        'JsonData': Interface(
            properties: Properties(isClass: true),
            metadataAnnotations: [
              MetadataAnnotation(
                  type: QualifiedName(
                      'package:dart_model/dart_model.dart#SomeAnnotation'))
            ],
            members: {
              '_root': Member(
                properties: Properties(isField: true),
              )
            })
      })
    });

    final expected = {
      'uris': {
        'package:dart_model/dart_model.dart': {
          'scopes': {
            'JsonData': {
              'metadataAnnotations': [
                {'type': 'package:dart_model/dart_model.dart#SomeAnnotation'}
              ],
              'members': {
                '_root': {
                  'properties': {'isField': true}
                }
              },
              'properties': {'isClass': true}
            }
          }
        }
      }
    };

    test('maps to JSON', () {
      expect(model as Map, expected);
    });

    test('maps to JSON after deserialization', () {
      final deserializedModel = Model.fromJson(
          json.decode(json.encode(model as Map)) as Map<String, Object?>);
      expect(deserializedModel as Map, expected);
    });

    test('maps can be accessed as fields', () {
      expect(model.uris['package:dart_model/dart_model.dart'],
          expected['uris']!['package:dart_model/dart_model.dart']);
      expect(
          model.uris['package:dart_model/dart_model.dart']!.scopes['JsonData'],
          expected['uris']!['package:dart_model/dart_model.dart']!['scopes']![
              'JsonData']);
      expect(
          model.uris['package:dart_model/dart_model.dart']!.scopes['JsonData']!
              .properties,
          expected['uris']!['package:dart_model/dart_model.dart']!['scopes']![
              'JsonData']!['properties']);
    });

    test('maps can be accessed as fields after deserialization', () {
      final deserializedModel = Model.fromJson(
          json.decode(json.encode(model as Map)) as Map<String, Object?>);

      expect(
          deserializedModel.uris['package:dart_model/dart_model.dart']!
              .scopes['JsonData']!.properties,
          expected['uris']!['package:dart_model/dart_model.dart']!['scopes']![
              'JsonData']!['properties']);
    });

    test('lists can be accessed as fields', () {
      expect(
          model.uris['package:dart_model/dart_model.dart']!.scopes['JsonData']!
              .members,
          expected['uris']!['package:dart_model/dart_model.dart']!['scopes']![
              'JsonData']!['members']);
    });

    test('lists can be accessed as fields after deserialization', () {
      final deserializedModel = Model.fromJson(
          json.decode(json.encode(model as Map)) as Map<String, Object?>);

      expect(
          deserializedModel.uris['package:dart_model/dart_model.dart']!
              .scopes['JsonData']!.members,
          expected['uris']!['package:dart_model/dart_model.dart']!['scopes']![
              'JsonData']!['members']);
    });
  });
}