Adding http2_enabled to App Service Slot. (#1205)

Fixes a Set error

azurerm/resource_arm_app_service_slot.go

@@ -75,6 +75,12 @@ func resourceArmAppServiceSlot() *schema.Resource {
 							DiffSuppressFunc: ignoreCaseDiffSuppressFunc,
 						},
 
+						"http2_enabled": {
+							Type:     schema.TypeBool,
+							Optional: true,
+							Default:  false,
+						},
+
 						"java_version": {
 							Type:     schema.TypeString,
 							Optional: true,

azurerm/resource_arm_app_service_slot_test.go

@@ -202,6 +202,27 @@ func TestAccAzureRMAppServiceSlot_httpsOnly(t *testing.T) {
 	})
 }
 
+func TestAccAzureRMAppServiceSlot_http2Enabled(t *testing.T) {
+	resourceName := "azurerm_app_service_slot.test"
+	ri := acctest.RandInt()
+	config := testAccAzureRMAppServiceSlot_http2Enabled(ri, testLocation())
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testCheckAzureRMAppServiceSlotDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: config,
+				Check: resource.ComposeTestCheckFunc(
+					testCheckAzureRMAppServiceSlotExists(resourceName),
+					resource.TestCheckResourceAttr(resourceName, "site_config.0.http2_enabled", "true"),
+				),
+			},
+		},
+	})
+}
+
 func TestAccAzureRMAppServiceSlot_localMySql(t *testing.T) {
 	resourceName := "azurerm_app_service_slot.test"
 	ri := acctest.RandInt()
@@ -924,6 +945,45 @@ resource "azurerm_app_service_slot" "test" {
 `, rInt, location, rInt, rInt, rInt)
 }
 
+func testAccAzureRMAppServiceSlot_http2Enabled(rInt int, location string) string {
+	return fmt.Sprintf(`
+resource "azurerm_resource_group" "test" {
+  name = "acctestRG-%d"
+  location = "%s"
+}
+
+resource "azurerm_app_service_plan" "test" {
+  name                = "acctestASP-%d"
+  location            = "${azurerm_resource_group.test.location}"
+  resource_group_name = "${azurerm_resource_group.test.name}"
+
+  sku {
+    tier = "Standard"
+    size = "S1"
+  }
+}
+
+resource "azurerm_app_service" "test" {
+  name                = "acctestAS-%d"
+  location            = "${azurerm_resource_group.test.location}"
+  resource_group_name = "${azurerm_resource_group.test.name}"
+  app_service_plan_id = "${azurerm_app_service_plan.test.id}"
+}
+
+resource "azurerm_app_service_slot" "test" {
+  name                = "acctestASSlot-%d"
+  location            = "${azurerm_resource_group.test.location}"
+  resource_group_name = "${azurerm_resource_group.test.name}"
+  app_service_plan_id = "${azurerm_app_service_plan.test.id}"
+  app_service_name    = "${azurerm_app_service.test.name}"
+
+  site_config {
+    http2_enabled = true
+  }
+}
+`, rInt, location, rInt, rInt, rInt)
+}
+
 func testAccAzureRMAppServiceSlot_localMySql(rInt int, location string) string {
 	return fmt.Sprintf(`
 resource "azurerm_resource_group" "test" {

website/docs/r/app_service_slot.html.markdown

@@ -183,7 +183,7 @@ The following arguments are supported:
 * `always_on` - (Optional) Should the app be loaded at all times? Defaults to `false`.
 * `default_documents` - (Optional) The ordering of default documents to load, if an address isn't specified.
 * `dotnet_framework_version` - (Optional) The version of the .net framework's CLR used in this App Service Slot. Possible values are `v2.0` (which will use the latest version of the .net framework for the .net CLR v2 - currently `.net 3.5`) and `v4.0` (which corresponds to the latest version of the .net CLR v4 - which at the time of writing is `.net 4.7.1`). [For more information on which .net CLR version to use based on the .net framework you're targetting - please see this table](https://en.wikipedia.org/wiki/.NET_Framework_version_history#Overview). Defaults to `v4.0`.
-
+* `http2_enabled` - (Optional) Is HTTP2 Enabled on this App Service? Defaults to `false`.
 * `java_version` - (Optional) The version of Java to use. If specified `java_container` and `java_container_version` must also be specified. Possible values are `1.7` and `1.8`.
 * `java_container` - (Optional) The Java Container to use. If specified `java_version` and `java_container_version` must also be specified. Possible values are `JETTY` and `TOMCAT`.
 * `java_container_version` - (Optional) The version of the Java Container to use. If specified `java_version` and `java_container` must also be specified.