run test cases for user and also go build is working properly or not

.env

@@ -0,0 +1,4 @@
+DB_USER=mx
+DB_NAME=crud_db
+DB_HOST=localhost
+DB_PORT=5432

.github/workflows/workflow.yml

@@ -0,0 +1,55 @@
+name: Go Build and Test with Database
+
+on:
+  push:
+    branches:
+      - "master"
+      - "develop"
+  pull_request:
+    branches:
+      - "master"
+      - "develop"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres:15
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: testdb
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd "pg_isready -U postgres -d testdb"
+          --health-interval 5s
+          --health-timeout 5s
+          --health-retries 5
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.23.4
+
+      - name: Install Dependencies
+        run: go mod tidy
+
+      - name: Wait for PostgreSQL to Start
+        run: sleep 10  # Ensure PostgreSQL is fully initialized
+
+      - name: Create .env file for testing
+        run: |
+          echo "DB_USER=postgres" > .env
+          echo "DB_PASSWORD=postgres" >> .env
+          echo "DB_NAME=testdb" >> .env
+          echo "DB_HOST=localhost" >> .env
+          echo "DB_PORT=5432" >> .env
+
+      - name: Run Tests with Database
+        run: go test -v ./...

.gitignore

@@ -0,0 +1 @@
+.env

models/user_test.go

@@ -2,17 +2,40 @@ package models
 
 import (
 	"database/sql"
+	"fmt"
+	"log"
+	"os"
+	"strings"
 	"testing"
 
 	"user_crud/config"
 
+	"github.com/joho/godotenv"
 	_ "github.com/lib/pq" // PostgreSQL driver
 )
 
 func setupTestDB() {
-	// Initialize the test database connection
-	var err error
-	config.DB, err = sql.Open("postgres", "host=127.0.0.1 port=5432 user=mx dbname=crud_db sslmode=disable")
+	currentDir, err := os.Getwd()
+	if err != nil {
+		log.Fatal(err)
+	}
+	dir := strings.Replace(currentDir, "/models", "", 1)
+
+	// Load environment variables
+	err = godotenv.Load(dir + "/.env")
+	if err != nil {
+		log.Fatal("Error loading .env file: ", err)
+	}
+	dbUser := os.Getenv("DB_USER")
+	dbName := os.Getenv("DB_NAME")
+	dbPassword := os.Getenv("DB_PASSWORD")
+	dbHost := os.Getenv("DB_HOST")
+	dbPort := os.Getenv("DB_PORT")
+
+	dsn := fmt.Sprintf("host=%s port=%s user=%s password=%s dbname=%s sslmode=disable",
+		dbHost, dbPort, dbUser, dbPassword, dbName)
+	fmt.Printf("%+v", dsn)
+	config.DB, err = sql.Open("postgres", dsn)
 	if err != nil {
 		panic(err)
 	}
@@ -26,6 +49,7 @@ func setupTestDB() {
 			age INT
 		);
 	`)
+	// fmt.Println(r.RowsAffected())
 	if err != nil {
 		panic(err)
 	}
@@ -52,6 +76,12 @@ func TestCreateUser(t *testing.T) {
 	if err != nil || count != 1 {
 		t.Errorf("User was not inserted into the database")
 	}
+
+	// Delete user
+	err = DeleteUser(user.ID)
+	if err != nil {
+		t.Errorf("Failed to delete user: %v", err)
+	}
 }
 
 func TestGetAllUsers(t *testing.T) {
@@ -69,6 +99,14 @@ func TestGetAllUsers(t *testing.T) {
 	if len(users) < 2 {
 		t.Errorf("Expected at least 2 users, got %d", len(users))
 	}
+
+	for _, user := range users {
+		// Delete user
+		err = DeleteUser(user.ID)
+		if err != nil {
+			t.Errorf("Failed to delete user: %v", err)
+		}
+	}
 }
 
 func TestGetUserByID(t *testing.T) {
@@ -87,6 +125,11 @@ func TestGetUserByID(t *testing.T) {
 	if user.Email != "david@example.com" {
 		t.Errorf("Expected email 'david@example.com', got %s", user.Email)
 	}
+	// Delete user
+	err = DeleteUser(id)
+	if err != nil {
+		t.Errorf("Failed to delete user: %v", err)
+	}
 }
 
 func TestUpdateUser(t *testing.T) {
@@ -112,6 +155,12 @@ func TestUpdateUser(t *testing.T) {
 	if name != "Eve Adams" || age != 30 {
 		t.Errorf("User was not updated correctly: got name=%s, age=%d", name, age)
 	}
+
+	// Delete user
+	err = DeleteUser(id)
+	if err != nil {
+		t.Errorf("Failed to delete user: %v", err)
+	}
 }
 
 func TestDeleteUser(t *testing.T) {