From: Kai Moritz Date: Tue, 22 Aug 2023 15:33:36 +0000 (+0200) Subject: test: Added tests for a chat-home (without shards) X-Git-Tag: rebase--2024-01-27--15-10~41 X-Git-Url: http://juplo.de/gitweb/?a=commitdiff_plain;h=996f56c1045b990f3158b6f8329c671ff5ac1e31;p=demos%2Fkafka%2Fchat test: Added tests for a chat-home (without shards) --- diff --git a/src/test/java/de/juplo/kafka/chat/backend/KafkaConfigurationIT.java b/src/test/java/de/juplo/kafka/chat/backend/KafkaConfigurationIT.java index 961275e8..ea304412 100644 --- a/src/test/java/de/juplo/kafka/chat/backend/KafkaConfigurationIT.java +++ b/src/test/java/de/juplo/kafka/chat/backend/KafkaConfigurationIT.java @@ -36,7 +36,7 @@ import static de.juplo.kafka.chat.backend.KafkaConfigurationIT.TOPIC; @Slf4j class KafkaConfigurationIT extends AbstractConfigurationWithShardingIT { - final static String TOPIC = "TEST_CHATROOM_CHANNEL"; + final static String TOPIC = "KAFKA_CONFIGURATION_IT"; static CompletableFuture CONSUMER_JOB; diff --git a/src/test/java/de/juplo/kafka/chat/backend/domain/ChatHomeTest.java b/src/test/java/de/juplo/kafka/chat/backend/domain/ChatHomeTest.java new file mode 100644 index 00000000..2a995ef4 --- /dev/null +++ b/src/test/java/de/juplo/kafka/chat/backend/domain/ChatHomeTest.java @@ -0,0 +1,66 @@ +package de.juplo.kafka.chat.backend.domain; + +import org.junit.jupiter.api.DisplayName; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.test.context.junit.jupiter.SpringExtension; +import reactor.core.publisher.Mono; +import reactor.util.retry.Retry; + +import java.time.Duration; +import java.util.UUID; + +import static pl.rzrz.assertj.reactor.Assertions.assertThat; + + +@ExtendWith(SpringExtension.class) +public abstract class ChatHomeTest +{ + @Autowired + ChatHome chatHome; + + + @Test + @DisplayName("Assert chatroom is delivered, if it exists") + void testGetExistingChatroom() + { + // Given + UUID chatRoomId = UUID.fromString("5c73531c-6fc4-426c-adcb-afc5c140a0f7"); + + // When + Mono mono = Mono + .defer(() -> chatHome.getChatRoom(chatRoomId)) + .log("testGetExistingChatroom") + .retryWhen(Retry + .backoff(5, Duration.ofSeconds(1)) + .filter(throwable -> throwable instanceof LoadInProgressException)); + + // Then + assertThat(mono).emitsCount(1); + } + + @Test + @DisplayName("Assert UnknownChatroomException is thrown, if chatroom does not exist") + void testGetNonExistentChatroom() + { + // Given + UUID chatRoomId = UUID.fromString("7f59ec77-832e-4a17-8d22-55ef46242c17"); + + // When + Mono mono = Mono + .defer(() -> chatHome.getChatRoom(chatRoomId)) + .log("testGetNonExistentChatroom") + .retryWhen(Retry + .backoff(5, Duration.ofSeconds(1)) + .filter(throwable -> throwable instanceof LoadInProgressException)); + + // Then + assertThat(mono).sendsError(e -> + { + assertThat(e).isInstanceOf(UnknownChatroomException.class); + UnknownChatroomException unknownChatroomException = (UnknownChatroomException) e; + assertThat(unknownChatroomException.getChatroomId()).isEqualTo(chatRoomId); + }); + } +} diff --git a/src/test/java/de/juplo/kafka/chat/backend/persistence/inmemory/SimpleChatHomeTest.java b/src/test/java/de/juplo/kafka/chat/backend/persistence/inmemory/SimpleChatHomeTest.java index e45f1a5e..761e700c 100644 --- a/src/test/java/de/juplo/kafka/chat/backend/persistence/inmemory/SimpleChatHomeTest.java +++ b/src/test/java/de/juplo/kafka/chat/backend/persistence/inmemory/SimpleChatHomeTest.java @@ -1,59 +1,46 @@ package de.juplo.kafka.chat.backend.persistence.inmemory; -import de.juplo.kafka.chat.backend.domain.ChatRoom; -import de.juplo.kafka.chat.backend.domain.ChatRoomService; -import org.junit.jupiter.api.DisplayName; -import org.junit.jupiter.api.Test; -import reactor.core.publisher.Mono; - +import com.fasterxml.jackson.databind.ObjectMapper; +import de.juplo.kafka.chat.backend.domain.ChatHomeTest; +import de.juplo.kafka.chat.backend.persistence.StorageStrategy; +import de.juplo.kafka.chat.backend.persistence.storage.files.FilesStorageStrategy; +import org.springframework.boot.test.context.TestConfiguration; +import org.springframework.context.annotation.Bean; + +import java.nio.file.Paths; import java.time.Clock; -import java.util.UUID; - -import static org.mockito.ArgumentMatchers.any; -import static org.mockito.ArgumentMatchers.anyInt; -import static org.mockito.Mockito.mock; -import static org.mockito.Mockito.when; -import static pl.rzrz.assertj.reactor.Assertions.assertThat; -public class SimpleChatHomeTest +public class SimpleChatHomeTest extends ChatHomeTest { - @Test - @DisplayName("Assert chatroom is delivered, if it exists") - void testGetExistingChatroom() + @TestConfiguration + static class Configuration { - // Given - InMemoryChatHomeService chatHomeService = mock(InMemoryChatHomeService.class); - ChatRoom chatRoom = new ChatRoom( - UUID.randomUUID(), - "Foo", - 0, - Clock.systemDefaultZone(), - mock(ChatRoomService.class), - 8); - when(chatHomeService.getChatRoom(anyInt(), any(UUID.class))).thenReturn(Mono.just(chatRoom)); - SimpleChatHome chatHome = new SimpleChatHome(chatHomeService); - - // When - Mono mono = chatHome.getChatRoom(chatRoom.getId()); - - // Then - assertThat(mono).emitsExactly(chatRoom); - } - - @Test - @DisplayName("Assert UnknownChatroomException is thrown, if chatroom does not exist") - void testGetNonExistentChatroom() - { - // Given - InMemoryChatHomeService chatHomeService = mock(InMemoryChatHomeService.class); - when(chatHomeService.getChatRoom(anyInt(), any(UUID.class))).thenReturn(Mono.empty()); - SimpleChatHome chatHome = new SimpleChatHome(chatHomeService); - - // When - Mono mono = chatHome.getChatRoom(UUID.randomUUID()); - - // Then - assertThat(mono).sendsError(); + @Bean + SimpleChatHome chatHome(InMemoryChatHomeService chatHomeService) + { + return new SimpleChatHome(chatHomeService); + } + + @Bean + InMemoryChatHomeService chatHomeService(StorageStrategy storageStrategy) + { + return new InMemoryChatHomeService( + 1, + new int[] { 0 }, + storageStrategy.read()); + } + + @Bean + public FilesStorageStrategy storageStrategy() + { + return new FilesStorageStrategy( + Paths.get("target", "test-classes", "data", "files"), + Clock.systemDefaultZone(), + 8, + chatRoomId -> 0, + messageFlux -> new InMemoryChatRoomService(messageFlux), + new ObjectMapper()); + } } } diff --git a/src/test/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHomeTest.java b/src/test/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHomeTest.java new file mode 100644 index 00000000..4fd8372a --- /dev/null +++ b/src/test/java/de/juplo/kafka/chat/backend/persistence/kafka/KafkaChatHomeTest.java @@ -0,0 +1,112 @@ +package de.juplo.kafka.chat.backend.persistence.kafka; + +import de.juplo.kafka.chat.backend.ChatBackendProperties; +import de.juplo.kafka.chat.backend.domain.ChatHomeTest; +import lombok.extern.slf4j.Slf4j; +import org.apache.kafka.clients.consumer.Consumer; +import org.apache.kafka.clients.producer.ProducerRecord; +import org.apache.kafka.common.TopicPartition; +import org.junit.jupiter.api.AfterAll; +import org.junit.jupiter.api.BeforeAll; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.autoconfigure.kafka.KafkaAutoConfiguration; +import org.springframework.boot.autoconfigure.task.TaskExecutionAutoConfiguration; +import org.springframework.boot.context.properties.EnableConfigurationProperties; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.boot.test.context.TestConfiguration; +import org.springframework.context.annotation.Bean; +import org.springframework.kafka.core.KafkaTemplate; +import org.springframework.kafka.support.SendResult; +import org.springframework.kafka.test.context.EmbeddedKafka; +import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor; + +import java.time.Clock; +import java.util.List; +import java.util.concurrent.CompletableFuture; + +import static de.juplo.kafka.chat.backend.persistence.kafka.KafkaChatHomeTest.TOPIC; + + +@SpringBootTest( + classes = { + KafkaChatHomeTest.KafkaChatHomeTestConfiguration.class, + KafkaServicesConfiguration.class, + KafkaAutoConfiguration.class, + TaskExecutionAutoConfiguration.class, + }, + properties = { + "chat.backend.services=kafka", + "chat.backend.kafka.client-id-PREFIX=TEST", + "chat.backend.kafka.bootstrap-servers=${spring.embedded.kafka.brokers}", + "spring.kafka.bootstrap-servers=${spring.embedded.kafka.brokers}", + "chat.backend.kafka.chatroom-channel-topic=" + TOPIC, + "chat.backend.kafka.num-partitions=10", +}) +@EmbeddedKafka(topics = { TOPIC }, partitions = 10) +@Slf4j +public class KafkaChatHomeTest extends ChatHomeTest +{ + final static String TOPIC = "KAFKA_CHAT_HOME_TEST"; + + static CompletableFuture CONSUMER_JOB; + + + @TestConfiguration + @EnableConfigurationProperties(ChatBackendProperties.class) + static class KafkaChatHomeTestConfiguration + { + @Bean + Clock clock() + { + return Clock.systemDefaultZone(); + } + } + + + @BeforeAll + public static void sendAndLoadStoredData( + @Autowired KafkaTemplate messageTemplate, + @Autowired Consumer chatRoomChannelConsumer, + @Autowired ThreadPoolTaskExecutor taskExecutor, + @Autowired ChatRoomChannel chatRoomChannel) + { + send(messageTemplate, "5c73531c-6fc4-426c-adcb-afc5c140a0f7","{ \"id\": \"5c73531c-6fc4-426c-adcb-afc5c140a0f7\", \"shard\": 2, \"name\": \"FOO\" }", "command_create_chatroom"); + send(messageTemplate,"5c73531c-6fc4-426c-adcb-afc5c140a0f7","{ \"id\" : 1, \"user\" : \"peter\", \"text\" : \"Hallo, ich heiße Peter!\" }", "event_chatmessage_received"); + send(messageTemplate,"5c73531c-6fc4-426c-adcb-afc5c140a0f7","{ \"id\" : 1, \"user\" : \"ute\", \"text\" : \"Ich bin Ute...\" }", "event_chatmessage_received"); + send(messageTemplate,"5c73531c-6fc4-426c-adcb-afc5c140a0f7","{ \"id\" : 2, \"user\" : \"peter\", \"text\" : \"Willst du mit mir gehen?\" }", "event_chatmessage_received"); + send(messageTemplate,"5c73531c-6fc4-426c-adcb-afc5c140a0f7","{ \"id\" : 1, \"user\" : \"klaus\", \"text\" : \"Ja? Nein? Vielleicht??\" }", "event_chatmessage_received"); + + List assignedPartitions = List.of(new TopicPartition(TOPIC, 2)); + chatRoomChannelConsumer.assign(assignedPartitions); + chatRoomChannel.onPartitionsAssigned(assignedPartitions); + CONSUMER_JOB = taskExecutor + .submitCompletable(chatRoomChannel) + .exceptionally(e -> + { + log.error("The consumer for the ChatRoomChannel exited abnormally!", e); + return null; + }); + } + + static void send(KafkaTemplate kafkaTemplate, String key, String value, String typeId) + { + ProducerRecord record = new ProducerRecord<>(TOPIC, key, value); + record.headers().add("__TypeId__", typeId.getBytes()); + SendResult result = kafkaTemplate.send(record).join(); + log.info( + "Sent {}={} to {}", + key, + value, + new TopicPartition(result.getRecordMetadata().topic(), result.getRecordMetadata().partition())); + } + + @AfterAll + static void joinConsumerJob(@Autowired Consumer chatRoomChannelConsumer) + { + log.info("Signaling the consumer of the CahtRoomChannel to quit its work"); + chatRoomChannelConsumer.wakeup(); + log.info("Waiting for the consumer of the ChatRoomChannel to finish its work"); + CONSUMER_JOB.join(); + log.info("Joined the consumer of the ChatRoomChannel"); + } +}