update

azurerm/internal/services/appplatform/resource_arm_spring_cloud_active_deployment.go

@@ -57,7 +57,6 @@ func resourceArmSpringCloudActiveDeployment() *schema.Resource {
 			"deployment_name": {
 				Type:         schema.TypeString,
 				Required:     true,
-				ForceNew:     true,
 				ValidateFunc: validate.SpringCloudDeploymentName,
 			},
 

azurerm/internal/services/appplatform/tests/resource_arm_spring_cloud_active_deployment_test.go

@@ -101,6 +101,31 @@ func TestAccAzureRMSpringCloudActiveDeployment_update(t *testing.T) {
 	})
 }
 
+func TestAccAzureRMSpringCloudActiveDeployment_switchActiveDeployment(t *testing.T) {
+	data := acceptance.BuildTestData(t, "azurerm_spring_cloud_active_deployment", "test")
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:  func() { acceptance.PreCheck(t) },
+		Providers: acceptance.SupportedProviders,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccAzureRMSpringCloudActiveDeployment_basic(data),
+				Check: resource.ComposeTestCheckFunc(
+					testAccAzureRMSpringCloudActiveDeploymentExists(data.ResourceName),
+				),
+			},
+			data.ImportStep(),
+			{
+				Config: testAccAzureRMSpringCloudActiveDeployment_switchActiveDeployment(data),
+				Check: resource.ComposeTestCheckFunc(
+					testAccAzureRMSpringCloudActiveDeploymentExists(data.ResourceName),
+				),
+			},
+			data.ImportStep(),
+		},
+	})
+}
+
 func testAccAzureRMSpringCloudActiveDeploymentExists(resourceName string) resource.TestCheckFunc {
 	return func(s *terraform.State) error {
 		rs, ok := s.RootModule().Resources[resourceName]
@@ -186,6 +211,39 @@ resource "azurerm_spring_cloud_active_deployment" "test" {
 `, template)
 }
 
+func testAccAzureRMSpringCloudActiveDeployment_switchActiveDeployment(data acceptance.TestData) string {
+	template := testAccAzureRMSpringCloudActiveDeployment_template(data)
+	lowerRandomString := strings.ToLower(data.RandomString)
+	return fmt.Sprintf(`
+%s
+
+resource "azurerm_spring_cloud_deployment" "test2" {
+  name                = "acctest-scd2-%s"
+  resource_group_name = azurerm_resource_group.test.name
+  service_name        = azurerm_spring_cloud_service.test.name
+  app_name            = azurerm_spring_cloud_app.test.name
+
+  cpu             = 2
+  memory_in_gb    = 2
+  instance_count  = 2
+  runtime_version = "Java_11"
+  jvm_options     = "-Xms1G -Xmx1G"
+
+  env = {
+    name1 = "value1"
+    name2 = "value2"
+  }
+}
+
+resource "azurerm_spring_cloud_active_deployment" "test" {
+  resource_group_name = azurerm_resource_group.test.name
+  service_name        = azurerm_spring_cloud_service.test.name
+  app_name            = azurerm_spring_cloud_app.test.name
+  deployment_name     = azurerm_spring_cloud_deployment.test2.name
+}
+`, template, lowerRandomString)
+}
+
 func testAccAzureRMSpringCloudActiveDeployment_template(data acceptance.TestData) string {
 	lowerRandomString := strings.ToLower(data.RandomString)
 	return fmt.Sprintf(`

azurerm/internal/services/appplatform/tests/resource_arm_spring_cloud_deployment_test.go

@@ -156,39 +156,42 @@ func testCheckAzureRMSpringCloudDeploymentDestroy(s *terraform.State) error {
 
 func testAccAzureRMSpringCloudDeployment_basic(data acceptance.TestData) string {
 	template := testAccAzureRMSpringCloudDeployment_template(data)
+	lowerRandomString := strings.ToLower(data.RandomString)
 	return fmt.Sprintf(`
 %s
 
 resource "azurerm_spring_cloud_deployment" "test" {
-  name                = "acctest-scd-%d"
+  name                = "acctest-scd-%s"
   resource_group_name = azurerm_resource_group.test.name
   service_name        = azurerm_spring_cloud_service.test.name
   app_name            = azurerm_spring_cloud_app.test.name
 }
-`, template, data.RandomInteger)
+`, template, lowerRandomString)
 }
 
 func testAccAzureRMSpringCloudDeployment_requiresImport(data acceptance.TestData) string {
 	template := testAccAzureRMSpringCloudDeployment_basic(data)
+	lowerRandomString := strings.ToLower(data.RandomString)
 	return fmt.Sprintf(`
 %s
 
 resource "azurerm_spring_cloud_deployment" "import" {
-  name                = "acctest-scd-%d"
+  name                = "acctest-scd-%s"
   resource_group_name = azurerm_resource_group.test.name
   service_name        = azurerm_spring_cloud_service.test.name
   app_name            = azurerm_spring_cloud_app.test.name
 }
-`, template, data.RandomInteger)
+`, template, lowerRandomString)
 }
 
 func testAccAzureRMSpringCloudDeployment_complete(data acceptance.TestData) string {
 	template := testAccAzureRMSpringCloudDeployment_template(data)
+	lowerRandomString := strings.ToLower(data.RandomString)
 	return fmt.Sprintf(`
 %s
 
 resource "azurerm_spring_cloud_deployment" "test" {
-  name                = "acctest-scd-%d"
+  name                = "acctest-scd-%s"
   resource_group_name = azurerm_resource_group.test.name
   service_name        = azurerm_spring_cloud_service.test.name
   app_name            = azurerm_spring_cloud_app.test.name
@@ -206,7 +209,7 @@ resource "azurerm_spring_cloud_deployment" "test" {
     name2 = "value2"
   }
 }
-`, template, data.RandomInteger)
+`, template, lowerRandomString)
 }
 
 func testAccAzureRMSpringCloudDeployment_template(data acceptance.TestData) string {

website/docs/r/spring_cloud_active_deployment.html.markdown

@@ -59,7 +59,7 @@ The following arguments are supported:
 
 * `app_name` - (Required) The name of the Spring Cloud Application resource. Changing this forces a new resource to be created.
 
-* `deployment_name` - (Required) The name of the Spring Cloud deployment resource which will become active. Changing this forces a new resource to be created.
+* `deployment_name` - (Required) The name of the Spring Cloud deployment resource which will become active.
 
 * `public` - (Optional) is the app's public endpoint exposed? Defaults to `false`.