diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 88397c03..bfe48098 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -3,9 +3,33 @@ name: Build
 on: [push, pull_request]
 
 jobs:
+
+  go-tests:
+    name: Running Go tests
+    runs-on: ubuntu-latest
+    services:
+      mysql:
+          image: mysql:5.7
+          env:
+            MYSQL_DATABASE: casdoor
+            MYSQL_ROOT_PASSWORD: 123456
+          ports:
+              - 3306:3306
+          options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '^1.16.5'
+      - name: Tests
+        run: |
+          go test -v $(go list ./...) -tags skipCi
+        working-directory: ./
+
   frontend:
     name: Front-end
     runs-on: ubuntu-latest
+    needs: [ go-tests ]
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
@@ -14,10 +38,10 @@ jobs:
       - run: yarn install && CI=false yarn run build
         working-directory: ./web
 
-
   backend:
     name: Back-end
     runs-on: ubuntu-latest
+    needs: [ go-tests ]
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-go@v2
diff --git a/object/syncer_user_test.go b/object/syncer_user_test.go
index 58ab63a9..a2665b50 100644
--- a/object/syncer_user_test.go
+++ b/object/syncer_user_test.go
@@ -1,5 +1,4 @@
 // Copyright 2021 The casbin Authors. All Rights Reserved.
-//
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
@@ -11,6 +10,7 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
+// +build !skipCi
 
 package object
 
@@ -21,11 +21,10 @@ import (
 
 func TestGetUsers(t *testing.T) {
 	InitConfig()
-
 	syncers := GetSyncers("admin")
 	syncer := syncers[0]
 	syncer.initAdapter()
-	users := syncer.getOriginalUsers()
+	users, _ := syncer.getOriginalUsers()
 	for _, user := range users {
 		fmt.Printf("%v\n", user)
 	}
diff --git a/xlsx/xlsx_test.go b/xlsx/xlsx_test.go
index 5383b902..df0a6a2d 100644
--- a/xlsx/xlsx_test.go
+++ b/xlsx/xlsx_test.go
@@ -11,6 +11,7 @@
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
+// +build !skipCi
 
 package xlsx
 
@@ -19,4 +20,4 @@ import "testing"
 func TestReadSheet(t *testing.T) {
 	ticket := ReadXlsxFile("../../tmpFiles/example")
 	println(ticket)
-}
+}
\ No newline at end of file