Change Dialogflow Agent test to use separate project to avoid issues during parallel testing (#16084)

Author: shang-jason

mmv1/products/dialogflow/Agent.yaml

@@ -40,7 +40,11 @@ examples:
   - name: 'dialogflow_agent_full'
     primary_resource_id: 'full_agent'
     vars:
+      project_id: 'my-project'
+      account_id: 'my-account'
       agent_name: 'dialogflow-agent'
+    test_env_vars:
+      org_id: 'ORG_ID'
 parameters:
 properties:
   - name: 'displayName'

mmv1/templates/terraform/examples/dialogflow_agent_full.tf.tmpl

@@ -1,4 +1,28 @@
+resource "google_project" "agent_project" {
+  project_id = "{{index $.Vars "project_id"}}"
+  name = "{{index $.Vars "project_id"}}"
+  org_id = "{{index $.TestEnvVars "org_id"}}"
+  deletion_policy = "DELETE"
+}
+
+resource "google_project_service" "agent_project" {
+  project = google_project.agent_project.project_id
+  service = "dialogflow.googleapis.com"
+  disable_dependent_services = false
+}
+
+resource "google_service_account" "dialogflow_service_account" {
+  account_id = "{{index $.Vars "account_id"}}"
+}
+
+resource "google_project_iam_member" "agent_create" {
+  project = google_project_service.agent_project.project
+  role    = "roles/dialogflow.admin"
+  member  = "serviceAccount:${google_service_account.dialogflow_service_account.email}"
+}
+
 resource "google_dialogflow_agent" "{{$.PrimaryResourceId}}" {
+  project = google_project.agent_project.project_id
   display_name = "{{index $.Vars "agent_name"}}"
   default_language_code = "en"
   supported_language_codes = ["fr","de","es"]