feat: add more test project

Signed-off-by: Xinwei Xiong(cubxxw-openim) <3293172751nss@gmail.com>

tools/component/component_test.go

@@ -0,0 +1,41 @@
+// Copyright © 2023 OpenIM. 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
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// 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.
+
+package main
+
+import (
+	"testing"
+
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCheckMysql(t *testing.T) {
+	err := mockInitCfg()
+	assert.NoError(t, err, "Initialization should not produce errors")
+
+	err = checkMysql()
+	if err != nil {
+		// You might expect an error if MySQL isn't running locally with the mock credentials.
+		t.Logf("Expected error due to mock configuration: %v", err)
+	}
+}
+
+// Mock for initCfg for testing purpose
+func mockInitCfg() error {
+	config.Config.Mysql.Username = "root"
+	config.Config.Mysql.Password = "openIM123"
+	config.Config.Mysql.Address = []string{"127.0.0.1:13306"}
+	return nil
+}