test: add unit

Author: g-saracca

test/unit/datasets/GetDatasetStorageDriver.test.ts

@@ -0,0 +1,34 @@
+import { GetDatasetStorageDriver } from '../../../src/datasets/domain/useCases/GetDatasetStorageDriver'
+import { IDatasetsRepository } from '../../../src/datasets/domain/repositories/IDatasetsRepository'
+import { StorageDriver } from '../../../src/core/domain/models/StorageDriver'
+import { ReadError } from '../../../src/core/domain/repositories/ReadError'
+
+describe('execute', () => {
+  test('should return storage driver on repository success', async () => {
+    const testStorageDriver: StorageDriver = {
+      name: 's3',
+      type: 's3',
+      label: 'S3',
+      directUpload: true,
+      directDownload: true
+    }
+
+    const datasetsRepositoryStub: IDatasetsRepository = {} as IDatasetsRepository
+    datasetsRepositoryStub.getDatasetStorageDriver = jest.fn().mockResolvedValue(testStorageDriver)
+
+    const sut = new GetDatasetStorageDriver(datasetsRepositoryStub)
+
+    const actual = await sut.execute(1)
+
+    expect(actual).toEqual(testStorageDriver)
+  })
+
+  test('should throw ReadError on repository error', async () => {
+    const datasetsRepositoryStub: IDatasetsRepository = {} as IDatasetsRepository
+    datasetsRepositoryStub.getDatasetStorageDriver = jest.fn().mockRejectedValue(new ReadError())
+
+    const sut = new GetDatasetStorageDriver(datasetsRepositoryStub)
+
+    await expect(sut.execute(1)).rejects.toThrow(ReadError)
+  })
+})