def test_get_workflow_template(self):
        # Setup Expected Response
        id_ = 'id3355'
        name_2 = 'name2-1052831874'
        version = 351608024
        expected_response = {'id': id_, 'name': name_2, 'version': version}
        expected_response = workflow_templates_pb2.WorkflowTemplate(
            **expected_response)

        # Mock the API response
        channel = ChannelStub(responses=[expected_response])
        client = dataproc_v1beta2.WorkflowTemplateServiceClient(
            channel=channel)

        # Setup Request
        name = client.workflow_template_path('[PROJECT]', '[REGION]',
                                             '[WORKFLOW_TEMPLATE]')

        response = client.get_workflow_template(name)
        assert expected_response == response

        assert len(channel.requests) == 1
        expected_request = workflow_templates_pb2.GetWorkflowTemplateRequest(
            name=name)
        actual_request = channel.requests[0][1]
        assert expected_request == actual_request
    def test_get_workflow_template(self):
        # Setup Expected Response
        id_ = "id3355"
        name_2 = "name2-1052831874"
        version = 351608024
        expected_response = {"id": id_, "name": name_2, "version": version}
        expected_response = workflow_templates_pb2.WorkflowTemplate(
            **expected_response)

        # Mock the API response
        channel = ChannelStub(responses=[expected_response])
        patch = mock.patch("google.api_core.grpc_helpers.create_channel")
        with patch as create_channel:
            create_channel.return_value = channel
            client = dataproc_v1beta2.WorkflowTemplateServiceClient()

        # Setup Request
        name = client.workflow_template_path("[PROJECT]", "[REGION]",
                                             "[WORKFLOW_TEMPLATE]")

        response = client.get_workflow_template(name)
        assert expected_response == response

        assert len(channel.requests) == 1
        expected_request = workflow_templates_pb2.GetWorkflowTemplateRequest(
            name=name)
        actual_request = channel.requests[0][1]
        assert expected_request == actual_request
    def get_workflow_template(self,
                              name,
                              version=None,
                              retry=google.api_core.gapic_v1.method.DEFAULT,
                              timeout=google.api_core.gapic_v1.method.DEFAULT,
                              metadata=None):
        """
        Retrieves the latest workflow template.

        Can retrieve previously instantiated template by specifying optional
        version parameter.

        Example:
            >>> from google.cloud import dataproc_v1beta2
            >>>
            >>> client = dataproc_v1beta2.WorkflowTemplateServiceClient()
            >>>
            >>> name = client.workflow_template_path('[PROJECT]', '[REGION]', '[WORKFLOW_TEMPLATE]')
            >>>
            >>> response = client.get_workflow_template(name)

        Args:
            name (str): Required. The \"resource name\" of the workflow template, as described
                in https://cloud.google.com/apis/design/resource_names of the form
                ``projects/{project_id}/regions/{region}/workflowTemplates/{template_id}``
            version (int): Optional. The version of workflow template to retrieve. Only previously
                instatiated versions can be retrieved.

                If unspecified, retrieves the current version.
            retry (Optional[google.api_core.retry.Retry]):  A retry object used
                to retry requests. If ``None`` is specified, requests will not
                be retried.
            timeout (Optional[float]): The amount of time, in seconds, to wait
                for the request to complete. Note that if ``retry`` is
                specified, the timeout applies to each individual attempt.
            metadata (Optional[Sequence[Tuple[str, str]]]): Additional metadata
                that is provided to the method.

        Returns:
            A :class:`~google.cloud.dataproc_v1beta2.types.WorkflowTemplate` instance.

        Raises:
            google.api_core.exceptions.GoogleAPICallError: If the request
                    failed for any reason.
            google.api_core.exceptions.RetryError: If the request failed due
                    to a retryable error and retry attempts failed.
            ValueError: If the parameters are invalid.
        """
        # Wrap the transport method to add retry and timeout logic.
        if 'get_workflow_template' not in self._inner_api_calls:
            self._inner_api_calls[
                'get_workflow_template'] = google.api_core.gapic_v1.method.wrap_method(
                    self.transport.get_workflow_template,
                    default_retry=self._method_configs['GetWorkflowTemplate'].
                    retry,
                    default_timeout=self.
                    _method_configs['GetWorkflowTemplate'].timeout,
                    client_info=self._client_info,
                )

        request = workflow_templates_pb2.GetWorkflowTemplateRequest(
            name=name,
            version=version,
        )
        return self._inner_api_calls['get_workflow_template'](
            request, retry=retry, timeout=timeout, metadata=metadata)