MM-14590: Adds license check to LDAP test and LDAP sync API endpoints. (#10519)

* MM-14590: Adds license check to LDAP test and LDAP sync API endpoints.

* MM-14590: Improves the LdapSync and LdapTest API tests.

api4/ldap_test.go

@@ -5,17 +5,32 @@ package api4
 
 import (
 	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost-server/model"
 )
 
 func TestTestLdap(t *testing.T) {
 	th := Setup().InitBasic()
 	defer th.TearDown()
 
-	_, resp := th.Client.TestLdap()
+	_, resp := th.SystemAdminClient.TestLdap()
+	CheckNotImplementedStatus(t, resp)
+	require.NotNil(t, resp.Error)
+	require.Equal(t, "api.ldap_groups.license_error", resp.Error.Id)
+
+	th.App.SetLicense(model.NewTestLicense("ldap_groups"))
+
+	_, resp = th.Client.TestLdap()
 	CheckForbiddenStatus(t, resp)
+	require.NotNil(t, resp.Error)
+	require.Equal(t, "api.context.permissions.app_error", resp.Error.Id)
 
 	_, resp = th.SystemAdminClient.TestLdap()
 	CheckNotImplementedStatus(t, resp)
+	require.NotNil(t, resp.Error)
+	require.Equal(t, "ent.ldap.disabled.app_error", resp.Error.Id)
 }
 
 func TestSyncLdap(t *testing.T) {
@@ -23,6 +38,13 @@ func TestSyncLdap(t *testing.T) {
 	defer th.TearDown()
 
 	_, resp := th.SystemAdminClient.SyncLdap()
+	CheckNotImplementedStatus(t, resp)
+	require.NotNil(t, resp.Error)
+	require.Equal(t, "api.ldap_groups.license_error", resp.Error.Id)
+
+	th.App.SetLicense(model.NewTestLicense("ldap_groups"))
+
+	_, resp = th.SystemAdminClient.SyncLdap()
 	CheckNoError(t, resp)
 
 	_, resp = th.Client.SyncLdap()