Merge pull request #138 from lfu/ansible_cred_ref_1640533

Credential.manager_ref need to be an integer for Tower 3.3

(cherry picked from commit 9e3e1ad)

https://bugzilla.redhat.com/show_bug.cgi?id=1640533

app/models/manageiq/providers/ansible_tower/shared/automation_manager/configuration_script_source.rb

@@ -7,7 +7,7 @@ module ClassMethods
     def provider_params(params)
       if params.keys.include?(:authentication_id)
         authentication_id = params.delete(:authentication_id)
-        params[:credential] = authentication_id ? Authentication.find(authentication_id).manager_ref : nil
+        params[:credential] = authentication_id ? Authentication.find(authentication_id).native_ref : nil
       end
       params
     end

spec/support/ansible_shared/automation_manager/configuration_script_source.rb

@@ -88,7 +88,7 @@
       expect(described_class).to receive(:refresh_in_provider).with(project, nil).and_return(true)
       expect(EmsRefresh).to receive(:queue_refresh_task).with(manager).and_return([finished_task])
       expect(ExtManagementSystem).to receive(:find).with(manager.id).and_return(manager)
-      expected_params = params.clone.merge(:credential => '1')
+      expected_params = params.clone.merge(:credential => 1)
       expected_params.delete(:authentication_id)
       expect(projects).to receive(:create!).with(expected_params)
       allow(Notification).to receive(:create)
@@ -230,7 +230,7 @@ def expected_notify_action(action)
       expect(AnsibleTowerClient::Connection).to receive(:new).and_return(atc)
       expect(EmsRefresh).to receive(:queue_refresh_task).with(manager).and_return([finished_task])
       expect(described_class).to receive(:refresh_in_provider).with(tower_project, project.id).and_return(true)
-      expect(tower_project).to receive(:update_attributes!).with(:credential => tower_cred.manager_ref)
+      expect(tower_project).to receive(:update_attributes!).with(:credential => tower_cred.native_ref)
       allow(Notification).to receive(:create)
       expect(project.update_in_provider(:authentication_id => tower_cred.id)).to be_a(described_class)
       expect(Notification).to have_received(:create).with(expected_notify_update)