sdk-for-dart/test/services/usage_test.dart

import 'package:test/test.dart';
import 'package:mockito/mockito.dart';
import 'package:dart_appwrite/models.dart' as models;
import 'package:dart_appwrite/enums.dart' as enums;
import 'package:dart_appwrite/src/enums.dart';
import 'package:dart_appwrite/src/response.dart';
import 'dart:typed_data';
import 'package:dart_appwrite/dart_appwrite.dart';

class MockClient extends Mock implements Client {
  Map<String, String> config = {'project': 'testproject'};
  String endPoint = 'https://localhost/v1';
  @override
  Future<Response> call(
    HttpMethod? method, {
    String path = '',
    Map<String, String> headers = const {},
    Map<String, dynamic> params = const {},
    ResponseType? responseType,
  }) async {
    return super.noSuchMethod(Invocation.method(#call, [method]),
        returnValue: Response());
  }

  @override
  Future<String?> webAuth(Uri url) async {
    return super
        .noSuchMethod(Invocation.method(#webAuth, [url]), returnValue: 'done');
  }

  @override
  Future<Response> chunkedUpload({
    String? path,
    Map<String, dynamic>? params,
    String? paramName,
    String? idParamName,
    Map<String, String>? headers,
    Function(UploadProgress)? onProgress,
  }) async {
    return super.noSuchMethod(
        Invocation.method(
            #chunkedUpload, [path, params, paramName, idParamName, headers]),
        returnValue: Response(data: {}));
  }
}

void main() {
  group('Usage test', () {
    late MockClient client;
    late Usage usage;

    setUp(() {
      client = MockClient();
      usage = Usage(client);
    });

    test('test method listEvents()', () async {
      final Map<String, dynamic> data = {
        'total': 5,
        'events': [],
      };

      when(client.call(
        HttpMethod.get,
      )).thenAnswer((_) async => Response(data: data));

      final response = await usage.listEvents();
      expect(response, isA<models.UsageEventList>());
    });

    test('test method listGauges()', () async {
      final Map<String, dynamic> data = {
        'total': 5,
        'gauges': [],
      };

      when(client.call(
        HttpMethod.get,
      )).thenAnswer((_) async => Response(data: data));

      final response = await usage.listGauges();
      expect(response, isA<models.UsageGaugeList>());
    });
  });
}