chore(refactor): add more tests

src/api/viya/spec/uploadTables.spec.ts

@@ -0,0 +1,67 @@
+import { RequestClient } from '../../../request/RequestClient'
+import * as convertToCsvModule from '../../../utils/convertToCsv'
+import { uploadTables } from '../uploadTables'
+
+const requestClient = new (<jest.Mock<RequestClient>>RequestClient)()
+
+describe('uploadTables', () => {
+  beforeEach(() => {
+    setupMocks()
+  })
+
+  it('should return a list of uploaded files', async () => {
+    const data = { foo: 'bar' }
+
+    const files = await uploadTables(requestClient, data, 't0k3n')
+
+    expect(files).toEqual([{ tableName: 'foo', file: 'test-file' }])
+    expect(requestClient.uploadFile).toHaveBeenCalledTimes(1)
+    expect(requestClient.uploadFile).toHaveBeenCalledWith(
+      '/files/files#rawUpload',
+      'Test CSV',
+      't0k3n'
+    )
+  })
+
+  it('should throw an error when the CSV exceeds the maximum length', async () => {
+    const data = { foo: 'bar' }
+    jest
+      .spyOn(convertToCsvModule, 'convertToCSV')
+      .mockImplementation(() => 'ERROR: LARGE STRING LENGTH')
+
+    const error = await uploadTables(requestClient, data, 't0k3n').catch(
+      (e) => e
+    )
+
+    expect(requestClient.uploadFile).not.toHaveBeenCalled()
+    expect(error.message).toEqual(
+      'The max length of a string value in SASjs is 32765 characters.'
+    )
+  })
+
+  it('should throw an error when the file upload fails', async () => {
+    const data = { foo: 'bar' }
+    jest
+      .spyOn(requestClient, 'uploadFile')
+      .mockImplementation(() => Promise.reject('Upload Error'))
+
+    const error = await uploadTables(requestClient, data, 't0k3n').catch(
+      (e) => e
+    )
+
+    expect(error).toContain('Error while uploading file.')
+  })
+})
+
+const setupMocks = () => {
+  jest.restoreAllMocks()
+  jest.mock('../../../utils/convertToCsv')
+  jest
+    .spyOn(convertToCsvModule, 'convertToCSV')
+    .mockImplementation(() => 'Test CSV')
+  jest
+    .spyOn(requestClient, 'uploadFile')
+    .mockImplementation(() =>
+      Promise.resolve({ result: 'test-file', etag: '' })
+    )
+}