PLT-6474: Server: Add elasticsearch/test endpoint to API. (#6792)

api4/elasticsearch_test.go

@@ -0,0 +1,19 @@
+// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package api4
+
+import (
+	"testing"
+)
+
+func TestElasticsearchTest(t *testing.T) {
+	th := Setup().InitBasic().InitSystemAdmin()
+	defer TearDown()
+
+	_, resp := th.Client.TestElasticsearch()
+	CheckForbiddenStatus(t, resp)
+
+	_, resp = th.SystemAdminClient.TestElasticsearch()
+	CheckNotImplementedStatus(t, resp)
+}