BAEL-3201 - Unit testing with Redis test containers (#12441)

* BAEL-3201 - Unit testing with Redis test containers

* BAEL-3201 - Updated test method names

Co-authored-by: Abhinav Pandey <Abhinav2.Pandey@airtel.com>

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/redistestcontainers/RedisTestcontainersApplication.java

@@ -0,0 +1,13 @@
+package com.baeldung.redistestcontainers;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class RedisTestcontainersApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(RedisTestcontainersApplication.class, args);
+    }
+
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/redistestcontainers/hash/Product.java

@@ -0,0 +1,55 @@
+package com.baeldung.redistestcontainers.hash;
+
+import org.springframework.data.redis.core.RedisHash;
+
+import java.io.Serializable;
+
+@RedisHash("product")
+public class Product implements Serializable {
+    private String id;
+    private String name;
+    private double price;
+
+    // Constructor,  getters and setters
+    public Product() {
+    }
+
+    public Product(String id, String name, double price) {
+        this.id = id;
+        this.name = name;
+        this.price = price;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public void setPrice(double price) {
+        this.price = price;
+    }
+
+    @Override
+    public String toString() {
+        return "Product{" +
+                "id='" + id + '\'' +
+                ", name='" + name + '\'' +
+                ", price=" + price +
+                '}';
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/redistestcontainers/repository/ProductRepository.java

@@ -0,0 +1,9 @@
+package com.baeldung.redistestcontainers.repository;
+
+import com.baeldung.redistestcontainers.hash.Product;
+import org.springframework.data.repository.CrudRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface ProductRepository extends CrudRepository<Product, String> {
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/redistestcontainers/service/ProductService.java

@@ -0,0 +1,31 @@
+package com.baeldung.redistestcontainers.service;
+
+import com.baeldung.redistestcontainers.hash.Product;
+import com.baeldung.redistestcontainers.repository.ProductRepository;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ProductService {
+
+    private final ProductRepository productRepository;
+
+    public ProductService(ProductRepository productRepository) {
+        this.productRepository = productRepository;
+    }
+
+    public Product getProduct(String id) {
+        return productRepository.findById(id).orElse(null);
+    }
+
+    void createProduct(Product product) {
+        productRepository.save(product);
+    }
+
+    void updateProduct(Product product) {
+        productRepository.save(product);
+    }
+
+    void deleteProduct(String id) {
+        productRepository.deleteById(id);
+    }
+}