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add junit tests
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8 files changed

+246
-75
lines changed

‎build.gradle

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@@ -42,6 +42,14 @@ dependencies {
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annotationProcessor 'org.springframework.boot:spring-boot-configuration-processor'
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testImplementation 'org.springframework.boot:spring-boot-starter-test'
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// test utils
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testImplementation 'io.projectreactor:reactor-test'
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testImplementation 'io.mockk:mockk:1.13.12'
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testImplementation 'com.ninja-squad:springmockk:4.0.2'
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// wiremock
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testImplementation 'org.wiremock:wiremock-standalone:3.9.1'
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// monitoring
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runtimeOnly 'io.micrometer:micrometer-registry-prometheus'
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implementation 'org.springframework.boot:spring-boot-starter-actuator'

‎src/main/kotlin/com/softeno/template/app/permission/api/PermissionController.kt

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@@ -8,6 +8,7 @@ import org.apache.commons.logging.LogFactory
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import org.springframework.context.ApplicationEventPublisher
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import org.springframework.data.domain.Page
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import org.springframework.http.ResponseEntity
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import org.springframework.validation.annotation.Validated
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import org.springframework.web.bind.annotation.DeleteMapping
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import org.springframework.web.bind.annotation.GetMapping
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import org.springframework.web.bind.annotation.PathVariable
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import org.springframework.web.bind.annotation.RestController
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@RestController
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@Validated
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class PermissionController(
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private val permissionService: PermissionService,
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private val applicationEventPublisher: ApplicationEventPublisher

‎src/main/kotlin/com/softeno/template/sample/http/external/api/ExternalController.kt

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@@ -3,13 +3,15 @@ package com.softeno.template.sample.http.external.api
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import com.softeno.template.sample.http.external.client.ExternalServiceClient
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import org.apache.commons.logging.LogFactory
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import org.springframework.http.ResponseEntity
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import org.springframework.validation.annotation.Validated
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import org.springframework.web.bind.annotation.GetMapping
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import org.springframework.web.bind.annotation.PathVariable
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import org.springframework.web.bind.annotation.RequestMapping
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import org.springframework.web.bind.annotation.RestController
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@RestController
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@RequestMapping("/external")
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@Validated
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class ExternalController(
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private val externalServiceClient: ExternalServiceClient
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) {

‎src/test/groovy/com/softeno/template/app/permission/api/PermissionITSpec.groovy

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‎src/test/kotlin/com/softeno/template/app/IntegrationTest.kt

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@@ -0,0 +1,216 @@
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package com.softeno.template.app
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import com.github.tomakehurst.wiremock.WireMockServer
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import com.github.tomakehurst.wiremock.client.WireMock.*
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import com.github.tomakehurst.wiremock.client.WireMock.aResponse
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import com.github.tomakehurst.wiremock.client.WireMock.urlMatching
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import com.github.tomakehurst.wiremock.core.WireMockConfiguration.options
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import com.ninjasquad.springmockk.MockkBean
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import com.softeno.template.SoftenoMvcJpaApp
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import com.softeno.template.app.permission.PermissionFixture.Companion.aPermission
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import com.softeno.template.app.permission.PermissionFixture.Companion.aPermissionDto
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import com.softeno.template.app.permission.db.PermissionRepository
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import io.mockk.every
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import org.junit.jupiter.api.AfterEach
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import org.junit.jupiter.api.Assertions.assertEquals
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import org.junit.jupiter.api.Assertions.assertTrue
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import org.junit.jupiter.api.BeforeEach
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import org.junit.jupiter.api.Test
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import org.springframework.beans.factory.annotation.Autowired
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import org.springframework.boot.context.properties.ConfigurationPropertiesScan
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import org.springframework.boot.context.properties.EnableConfigurationProperties
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import org.springframework.boot.test.autoconfigure.web.reactive.AutoConfigureWebTestClient
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import org.springframework.boot.test.context.SpringBootTest
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import org.springframework.core.Ordered
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import org.springframework.core.annotation.Order
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import org.springframework.data.domain.PageImpl
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import org.springframework.data.domain.Pageable
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import org.springframework.kafka.test.context.EmbeddedKafka
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import org.springframework.test.web.reactive.server.WebTestClient
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import org.springframework.web.reactive.function.BodyInserters
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import org.springframework.web.reactive.function.client.WebClient
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import org.testcontainers.containers.PostgreSQLContainer
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import org.testcontainers.junit.jupiter.Container
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import org.testcontainers.junit.jupiter.Testcontainers
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@Testcontainers
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@SpringBootTest(
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classes = [SoftenoMvcJpaApp::class],
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properties = ["spring.profiles.active=integration"],
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webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT
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)
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@AutoConfigureWebTestClient(timeout = "6000")
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@EnableConfigurationProperties
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@EmbeddedKafka(partitions = 1, brokerProperties = ["listeners=PLAINTEXT://localhost:9092", "port=9092"])
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@ConfigurationPropertiesScan("com.softeno")
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abstract class BaseIntegrationTest {
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@Autowired
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lateinit var permissionRepository: PermissionRepository
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@Autowired
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lateinit var webTestClient: WebTestClient
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@Container
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var postgreSQLContainer = PostgreSQLContainer("postgres:15.2-alpine")
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.withDatabaseName("application")
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.withUsername("admin")
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.withPassword("admin")
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@BeforeEach
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fun init() {
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// ...
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}
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@AfterEach
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fun cleanup() {
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permissionRepository.deleteAll()
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}
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}
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class ContextLoadsTest : BaseIntegrationTest() {
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@Test
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fun testConnection() {
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assertTrue(postgreSQLContainer.isRunning)
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}
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}
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class PermissionTest : BaseIntegrationTest() {
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@Test
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fun shouldReturnEmptyPermissionResponse() {
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webTestClient.get().uri("/permissions")
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.exchange()
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.expectStatus().isOk()
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.expectBody().jsonPath("content").isEmpty
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}
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@Test
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fun shouldRetrievePermission() {
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val aPermission = aPermission()
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permissionRepository.save(aPermission)
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webTestClient.get().uri("/permissions")
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.exchange()
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.expectStatus().isOk()
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.expectBody()
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.jsonPath("content.[0].name").isEqualTo(aPermission.name!!)
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.jsonPath("content.[0].description").isEqualTo(aPermission.description!!)
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}
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@Test
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fun shouldPersistPermission() {
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val aPermissionDto = aPermissionDto()
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webTestClient.post().uri("/permissions")
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.body(BodyInserters.fromValue(aPermissionDto))
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.exchange()
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.expectStatus().isOk
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assertEquals(permissionRepository.findAll().size, 1)
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assertEquals(permissionRepository.findAll()[0].name!!, aPermissionDto.name)
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assertEquals(permissionRepository.findAll()[0].description!!, aPermissionDto.description)
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}
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}
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class PermissionTestMockk : BaseIntegrationTest() {
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@MockkBean
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@Order(value = Ordered.HIGHEST_PRECEDENCE)
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lateinit var permissionRepositoryMock: PermissionRepository
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@BeforeEach
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fun initMockkRepository() {
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every { permissionRepositoryMock.deleteAll() }.answers { }
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}
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@Test
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fun shouldPersistAndRetrievePermission() {
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val aPermission = aPermission()
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every { permissionRepositoryMock.findAll(any<Pageable>()) }.answers { PageImpl(listOf(aPermission)) }
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webTestClient.get().uri("/permissions")
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.exchange()
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.expectStatus().isOk()
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.expectBody()
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.jsonPath("content.[0].name").isEqualTo(aPermission.name!!)
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.jsonPath("content.[0].description").isEqualTo(aPermission.description!!)
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}
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}
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data class SampleResponseDto(val data: String)
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class ExternalControllerTest : BaseIntegrationTest(), ExternalApiAbility {
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@Autowired
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private lateinit var webclient: WebClient
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private val wiremock: WireMockServer = WireMockServer(options().port(4500))
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@BeforeEach
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fun `setup wiremock`() {
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wiremock.start()
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}
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@AfterEach
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fun `stop wiremock`() {
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wiremock.stop()
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wiremock.resetAll()
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}
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@Test
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fun `mock external service with wiremock`() {
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// given
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mockGetId(wiremock)
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val expected = SampleResponseDto(data = "1")
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// expect
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val response = webclient.get().uri("http://localhost:4500/sample/100")
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.retrieve()
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.bodyToMono(SampleResponseDto::class.java)
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.block()
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assertEquals(expected, response)
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}
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@Test
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fun `test external controller`() {
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// given
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mockGetId(wiremock)
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// expect
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webTestClient.get().uri("/external/1")
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.exchange()
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.expectStatus().isOk()
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.expectBody()
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.jsonPath("data").isEqualTo("1")
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}
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}
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interface ExternalApiAbility {
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fun mockGetId(wiremock: WireMockServer) {
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wiremock.stubFor(
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get(urlMatching("/sample/.*"))
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.willReturn(
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aResponse()
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.withStatus(200)
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.withHeader("Content-Type", "application/json")
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.withBody(
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"""
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{
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"data": "1"
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}
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""".trimIndent()
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)
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)
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)
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}
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}
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‎src/test/kotlin/com/softeno/template/app/config/TestRestTemplateConfig.kt

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‎src/test/kotlin/com/softeno/template/app/permission/PermissionFixture.kt

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@@ -5,7 +5,23 @@ import com.softeno.template.app.permission.mapper.PermissionDto
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class PermissionFixture {
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companion object {
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@JvmStatic
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fun somePermissionDto(name: String, description: String) = PermissionDto(name = name, description = description,
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fun aPermission(name: String = "some permission", description: String = "some description"): Permission {
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val permission = Permission()
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permission.id = null
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permission.createdDate = null
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permission.createdBy = null
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permission.modifiedBy = null
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permission.modifiedDate = null
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permission.version = null
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permission.name = name
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permission.description = description
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return permission
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}
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@JvmStatic
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fun aPermissionDto(name: String = "some permission", description: String = "some description") = PermissionDto(name = name, description = description,
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id = null, version = null, createdBy = null, createdDate = null, modifiedBy = null, modifiedDate = null)
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}
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}

‎src/test/resources/application.properties

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### custom: external services
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com.softeno.external.url=http://localhost:4500
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com.softeno.external.url=http://localhost:4500/sample
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com.softeno.external.name=node-service
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com.softeno.kafka.tx=sample_topic_2

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