diff --git a/web/src/api/buster_rest/data_source/requests.test.ts b/web/src/api/buster_rest/data_source/requests.test.ts
new file mode 100644
index 000000000..431b32b74
--- /dev/null
+++ b/web/src/api/buster_rest/data_source/requests.test.ts
@@ -0,0 +1,91 @@
+import * as v from 'valibot';
+import { DataSource, DataSourceSchema, DataSourceTypes } from '@/api/asset_interfaces/datasources';
+import { getDatasource } from './requests';
+import mainApi from '../instances';
+
+// Mock dependencies
+jest.mock('../instances', () => ({
+  __esModule: true,
+  default: {
+    get: jest.fn()
+  }
+}));
+
+jest.mock('valibot', () => ({
+  ...jest.requireActual('valibot'),
+  parse: jest.fn().mockImplementation((schema, data) => data)
+}));
+
+describe('data_source requests', () => {
+  const mockDataSource = {
+    id: 'test-id',
+    name: 'Test Database',
+    type: DataSourceTypes.postgres,
+    created_at: '2023-01-01T00:00:00.000Z',
+    updated_at: '2023-01-01T00:00:00.000Z',
+    created_by: {
+      id: 'user-id',
+      name: 'Test User',
+      email: 'test@example.com'
+    },
+    credentials: {
+      name: 'Test Database',
+      type: DataSourceTypes.postgres,
+      host: 'localhost',
+      port: 5432,
+      username: 'test_user',
+      password: 'password',
+      default_database: 'test_db',
+      default_schema: 'public'
+    },
+    data_sets: []
+  } satisfies DataSource;
+
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  describe('getDatasource', () => {
+    it('should fetch a data source by id', async () => {
+      // Setup mock response
+      (mainApi.get as jest.Mock).mockResolvedValue({
+        data: mockDataSource
+      });
+
+      const result = await getDatasource('test-id');
+
+      expect(true).toBe(true);
+      expect(mainApi.get).toHaveBeenCalledWith('/data_sources/test-id');
+      expect(v.parse).toHaveBeenCalledWith(DataSourceSchema, mockDataSource);
+      expect(result).toEqual(mockDataSource);
+    });
+
+    it('should throw an error when the API request fails', async () => {
+      // Setup mock error
+      const mockError = new Error('Request failed');
+      (mainApi.get as jest.Mock).mockRejectedValue(mockError);
+
+      // Call and expect error
+      await expect(getDatasource('test-id')).rejects.toThrow('Request failed');
+      expect(mainApi.get).toHaveBeenCalledWith('/data_sources/test-id');
+    });
+
+    it('should throw an error when validation fails', async () => {
+      // Setup mock response with invalid data
+      (mainApi.get as jest.Mock).mockResolvedValue({
+        data: { invalid: 'data' }
+      });
+
+      // Setup validation error
+      const validationError = new Error('Validation failed');
+      jest.spyOn(v, 'parse').mockImplementation(() => {
+        throw validationError;
+      });
+
+      // Call and expect error
+      await expect(getDatasource('test-id')).rejects.toThrow('Validation failed');
+      expect(mainApi.get).toHaveBeenCalledWith('/data_sources/test-id');
+      expect(v.parse).toHaveBeenCalled();
+    });
+  });
+});