### Question:
ProvisioningCategoryApi { public String createProvisioningCategory(String body) throws ApiException { ApiResponse<String> resp = createProvisioningCategoryWithHttpInfo(body); return resp.getData(); } ProvisioningCategoryApi();  ProvisioningCategoryApi(ApiClient apiClient); ApiClient getApiClient(); void setApiClient(ApiClient apiClient); com.squareup.okhttp.Call createProvisioningCategoryCall(String body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); String createProvisioningCategory(String body); ApiResponse<String> createProvisioningCategoryWithHttpInfo(String body); com.squareup.okhttp.Call createProvisioningCategoryAsync(String body, final ApiCallback<String> callback); com.squareup.okhttp.Call deleteProvisioningCategoryCall(Long categoryId, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); String deleteProvisioningCategory(Long categoryId); ApiResponse<String> deleteProvisioningCategoryWithHttpInfo(Long categoryId); com.squareup.okhttp.Call deleteProvisioningCategoryAsync(Long categoryId, final ApiCallback<String> callback); com.squareup.okhttp.Call retrieveAllCall(final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); String retrieveAll(); ApiResponse<String> retrieveAllWithHttpInfo(); com.squareup.okhttp.Call retrieveAllAsync(final ApiCallback<String> callback); com.squareup.okhttp.Call updateProvisioningCategoryCall(Long categoryId, String body, final ProgressResponseBody.ProgressListener progressListener, final ProgressRequestBody.ProgressRequestListener progressRequestListener); String updateProvisioningCategory(Long categoryId, String body); ApiResponse<String> updateProvisioningCategoryWithHttpInfo(Long categoryId, String body); com.squareup.okhttp.Call updateProvisioningCategoryAsync(Long categoryId, String body, final ApiCallback<String> callback);  }### Answer:
@Test public void createProvisioningCategoryTest() throws ApiException { String body = null; String response = api.createProvisioningCategory(body); }