azurerm_cosmosdb_sql_container doesn't call get throughput api when cosmos account is serverless

azurerm/internal/services/cosmos/cosmosdb_sql_container_resource.go

@@ -286,6 +286,7 @@ func resourceArmCosmosDbSQLContainerUpdate(d *schema.ResourceData, meta interfac
 
 func resourceArmCosmosDbSQLContainerRead(d *schema.ResourceData, meta interface{}) error {
 	client := meta.(*clients.Client).Cosmos.SqlClient
+	accountClient := meta.(*clients.Client).Cosmos.DatabaseClient
 	ctx, cancel := timeouts.ForRead(meta.(*clients.Client).StopContext, d)
 	defer cancel()
 
@@ -338,16 +339,36 @@ func resourceArmCosmosDbSQLContainerRead(d *schema.ResourceData, meta interface{
 		}
 	}
 
-	throughputResp, err := client.GetSQLContainerThroughput(ctx, id.ResourceGroup, id.Account, id.Database, id.Name)
+	accResp, err := accountClient.Get(ctx, id.ResourceGroup, id.Account)
 	if err != nil {
-		if !utils.ResponseWasNotFound(throughputResp.Response) {
-			return fmt.Errorf("Error reading Throughput on Cosmos SQL Container %s (Account: %q, Database: %q) ID: %v", id.Name, id.Account, id.Database, err)
-		} else {
-			d.Set("throughput", nil)
-			d.Set("autoscale_settings", nil)
+		return fmt.Errorf("reading CosmosDB Account %q (Resource Group %q): %+v", id.Account, id.ResourceGroup, err)
+	}
+
+	if accResp.ID == nil || *accResp.ID == "" {
+		return fmt.Errorf("cosmosDB Account %q (Resource Group %q) ID is empty or nil", id.Account, id.ResourceGroup)
+	}
+
+	if props := accResp.DatabaseAccountGetProperties; props != nil && props.Capabilities != nil {
+		serverless := false
+		for _, v := range *props.Capabilities {
+			if *v.Name == "EnableServerless" {
+				serverless = true
+			}
+		}
+
+		if !serverless {
+			throughputResp, err := client.GetSQLContainerThroughput(ctx, id.ResourceGroup, id.Account, id.Database, id.Name)
+			if err != nil {
+				if !utils.ResponseWasNotFound(throughputResp.Response) {
+					return fmt.Errorf("Error reading Throughput on Cosmos SQL Container %s (Account: %q, Database: %q) ID: %v", id.Name, id.Account, id.Database, err)
+				} else {
+					d.Set("throughput", nil)
+					d.Set("autoscale_settings", nil)
+				}
+			} else {
+				common.SetResourceDataThroughputFromResponse(throughputResp, d)
+			}
 		}
-	} else {
-		common.SetResourceDataThroughputFromResponse(throughputResp, d)
 	}
 
 	return nil

azurerm/internal/services/cosmos/cosmosdb_sql_container_resource_test.go

@@ -32,6 +32,26 @@ func TestAccAzureRMCosmosDbSqlContainer_basic(t *testing.T) {
 	})
 }
 
+func TestAccAzureRMCosmosDbSqlContainer_basic_serverless(t *testing.T) {
+	data := acceptance.BuildTestData(t, "azurerm_cosmosdb_sql_container", "test")
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:     func() { acceptance.PreCheck(t) },
+		Providers:    acceptance.SupportedProviders,
+		CheckDestroy: testCheckAzureRMCosmosDbSqlContainerDestroy,
+		Steps: []resource.TestStep{
+			{
+
+				Config: testAccAzureRMCosmosDbSqlContainer_basic_serverless(data),
+				Check: resource.ComposeAggregateTestCheckFunc(
+					testCheckAzureRMCosmosDbSqlContainerExists(data.ResourceName),
+				),
+			},
+			data.ImportStep(),
+		},
+	})
+}
+
 func TestAccAzureRMCosmosDbSqlContainer_complete(t *testing.T) {
 	data := acceptance.BuildTestData(t, "azurerm_cosmosdb_sql_container", "test")
 
@@ -230,6 +250,19 @@ resource "azurerm_cosmosdb_sql_container" "test" {
 `, testAccAzureRMCosmosDbSqlDatabase_basic(data), data.RandomInteger)
 }
 
+func testAccAzureRMCosmosDbSqlContainer_basic_serverless(data acceptance.TestData) string {
+	return fmt.Sprintf(`
+%[1]s
+
+resource "azurerm_cosmosdb_sql_container" "test" {
+  name                = "acctest-CSQLC-%[2]d"
+  resource_group_name = azurerm_cosmosdb_account.test.resource_group_name
+  account_name        = azurerm_cosmosdb_account.test.name
+  database_name       = azurerm_cosmosdb_sql_database.test.name
+}
+`, testAccAzureRMCosmosDbSqlDatabase_serverless(data), data.RandomInteger)
+}
+
 func testAccAzureRMCosmosDbSqlContainer_complete(data acceptance.TestData) string {
 	return fmt.Sprintf(`
 %[1]s