add feature tests for ProductService

build.gradle.kts

@@ -38,6 +38,9 @@ dependencies {
 	testImplementation("org.jetbrains.kotlin:kotlin-test-junit5")
 	testImplementation("org.mockito.kotlin:mockito-kotlin:5.4.0")
 	testImplementation("org.springframework.boot:spring-boot-starter-test")
+	testImplementation("org.testcontainers:junit-jupiter")
+	testImplementation("org.testcontainers:testcontainers")
+	testImplementation("org.testcontainers:postgresql")
 }
 
 kotlin {

src/main/kotlin/com/example/demo/models/Product.kt

@@ -11,7 +11,7 @@ import org.springframework.data.relational.core.mapping.Table
 import java.time.OffsetDateTime
 import java.util.*
 
-@Table(value = "product", schema = "public")
+@Table(value = "product")
 @Serializable
 data class Product(
     @Id

src/main/resources/application.yml

@@ -8,7 +8,7 @@ spring:
     password: postgres
     driver-class-name: org.postgresql.Driver
     hikari:
-      schema: demo
+      schema: public
   flyway: #flyway automatically uses the datasource from the application to connect to the DB
     enabled: true # enables flyway database migration
     locations: classpath:db/migration/structure, classpath:db/migration/data # the location where flyway should look for migration scripts

src/test/kotlin/com/example/demo/BaseFeatureTest.kt

@@ -0,0 +1,19 @@
+package com.example.demo
+
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.autoconfigure.data.jdbc.DataJdbcTest
+import org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureTestDatabase
+import org.springframework.data.jdbc.repository.config.EnableJdbcRepositories
+import org.springframework.jdbc.core.JdbcTemplate
+import org.springframework.test.context.ActiveProfiles
+import org.testcontainers.junit.jupiter.Testcontainers
+
+@ActiveProfiles("feature")
+@DataJdbcTest
+@Testcontainers(disabledWithoutDocker = false)
+@AutoConfigureTestDatabase(replace = AutoConfigureTestDatabase.Replace.NONE)
+@EnableJdbcRepositories
+class BaseFeatureTest {
+    @Autowired
+    lateinit var jdbcTemplate: JdbcTemplate
+}

src/test/kotlin/com/example/demo/services/ProductServiceImplTest.kt

@@ -0,0 +1,53 @@
+package com.example.demo.services
+
+import com.example.demo.BaseFeatureTest
+import com.example.demo.models.Product
+import com.example.demo.provider.ProductRepository
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.test.context.ContextConfiguration
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertNotNull
+import kotlin.test.assertTrue
+import kotlin.test.assertFalse
+
+@ContextConfiguration(classes = [ProductRepository::class, ProductServiceImpl::class])
+class ProductServiceImplTest: BaseFeatureTest() {
+    @Autowired
+    private lateinit var productService: ProductServiceImpl
+    @Autowired
+    private lateinit var productRepository: ProductRepository
+
+    @Test
+    fun createFindDelete_success() {
+        val name = "new-product-name"
+        val price = 33333.toLong()
+        val description = "some-description"
+        var product: Product? = null
+
+        try {
+            product = productService.create(name = name, price = price, description = description)
+            assertNotNull(product.id)
+            assertEquals(name, product.name)
+            assertEquals(price, product.price)
+            assertEquals(333.33, product.getPriceDouble())
+
+            val dbProduct = productService.findByGuid(product.guid)
+            assertNotNull(dbProduct)
+            assertEquals(product.id, dbProduct.id)
+            assertFalse(dbProduct.isDeleted())
+
+            val deletedProduct = productService.delete(product.guid)
+            assertNotNull(deletedProduct)
+            assertEquals(product.id, deletedProduct.id)
+            assertNotNull(deletedProduct.deletedAt)
+            assertTrue(deletedProduct.isDeleted())
+        } finally {
+            val id = product?.id
+            if (id != null) {
+                productRepository.deleteById(id)
+            }
+
+        }
+    }
+}

src/test/resources/application_feature.yml

@@ -0,0 +1,10 @@
+---
+spring:
+  datasource:
+    url: jdbc:tc:postgresql:14-alpine:///test
+    hikari:
+      maximum-pool-size: 2
+    driver-class-name: org.testcontainers.jdbc.ContainerDatabaseDriver
+  jpa:
+    hibernate:
+      ddl-auto: create