Add update displayName test

mmv1/third_party/terraform/services/firebaseappcheck/resource_firebase_app_check_debug_token_test.go

@@ -0,0 +1,81 @@
+package firebaseappcheck_test
+
+import (
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/resource"
+
+	"github.com/hashicorp/terraform-provider-google/google/acctest"
+	"github.com/hashicorp/terraform-provider-google/google/envvar"
+)
+
+func TestAccFirebaseAppCheckDebugToken_firebaseAppCheckDebugTokenUpdate(t *testing.T) {
+	t.Parallel()
+
+	context := map[string]interface{}{
+		"project_id":   envvar.GetTestProjectFromEnv(),
+		"display_name": "Debug Token 1",
+		"token":        "5E728315-E121-467F-BCA1-1FE71130BB98",
+	}
+
+	contextUpdated := map[string]interface{}{
+		"project_id":   envvar.GetTestProjectFromEnv(),
+		"display_name": "Debug Token 2",
+		"token":        "5E728315-E121-467F-BCA1-1FE71130BB98",
+	}
+
+	acctest.VcrTest(t, resource.TestCase{
+		PreCheck:                 func() { acctest.AccTestPreCheck(t) },
+		ProtoV5ProviderFactories: acctest.ProtoV5ProviderFactories(t),
+		ExternalProviders: map[string]resource.ExternalProvider{
+			"random": {},
+			"time":   {},
+		},
+		CheckDestroy: testAccCheckFirebaseAppCheckDebugTokenDestroyProducer(t),
+		Steps: []resource.TestStep{
+			{
+				Config: testAccFirebaseAppCheckDebugToken_firebaseAppCheckDebugTokenTemplate(context),
+			},
+			{
+				ResourceName:            "google_firebase_app_check_debug_token.default",
+				ImportState:             true,
+				ImportStateVerify:       true,
+				ImportStateVerifyIgnore: []string{"debug_token_id", "token", "app_id"},
+			},
+			{
+				Config: testAccFirebaseAppCheckDebugToken_firebaseAppCheckDebugTokenTemplate(contextUpdated),
+			},
+			{
+				ResourceName:            "google_firebase_app_check_debug_token.default",
+				ImportState:             true,
+				ImportStateVerify:       true,
+				ImportStateVerifyIgnore: []string{"debug_token_id", "token", "app_id"},
+			},
+		},
+	})
+}
+
+func testAccFirebaseAppCheckDebugToken_firebaseAppCheckDebugTokenTemplate(context map[string]interface{}) string {
+	return acctest.Nprintf(`
+resource "google_firebase_web_app" "default" {
+  project = "%{project_id}"
+  display_name = "Web App for debug token"
+}
+
+# It takes a while for App Check to recognize the new app
+# If your app already exists, you don't have to wait 30 seconds.
+resource "time_sleep" "wait_30s" {
+  depends_on = [google_firebase_web_app.default]
+  create_duration = "30s"
+}
+
+resource "google_firebase_app_check_debug_token" "default" {
+  project      = "%{project_id}"
+  app_id       = google_firebase_web_app.default.app_id
+  display_name = "%{display_name}"
+  token        = "%{token}"
+
+  depends_on = [time_sleep.wait_30s]
+}
+`, context)
+}