databricks#3950: added initial files for notification_destinations da…

…ta resource

settings/data_notification_destinations.go

@@ -0,0 +1,18 @@
+package settings
+
+import (
+	"context"
+
+	"github.com/databricks/databricks-sdk-go"
+	"github.com/databricks/terraform-provider-databricks/common"
+)
+
+func DataSourceNotificationDestinations() common.Resource {
+	type notificationDestinationsData struct {
+		Ids []string `json:"ids,omitempty" tf:"computed,slice_set"`
+	}
+
+	return common.WorkspaceData(func(ctx context.Context, data *notificationDestinationsData, w *databricks.WorkspaceClient) error {
+		return nil
+	})
+}

settings/data_notification_destinations_test.go

@@ -0,0 +1,29 @@
+package settings
+
+import (
+	"testing"
+
+	"github.com/databricks/terraform-provider-databricks/qa"
+)
+
+func TestDataSourceNotificationDestinations(t *testing.T) {
+	qa.ResourceFixture{
+		Fixtures: []qa.HTTPFixture{
+			// TODO: run this test to get fixtures
+		},
+		Resource:    DataSourceNotificationDestinations(),
+		Read:        true,
+		NonWritable: true,
+		ID:          "_",
+	}.ApplyNoError(t)
+}
+
+func TestCatalogsData_Error(t *testing.T) {
+	qa.ResourceFixture{
+		Fixtures:    qa.HTTPFailures,
+		Resource:    DataSourceNotificationDestinations(),
+		Read:        true,
+		NonWritable: true,
+		ID:          "_",
+	}.ExpectError(t, "i'm a teapot")
+}