refactor: Tried to simplify & clearify the naming of the integration-tests

[demos/kafka/chat] / src / test / java / de / juplo / kafka / chat / backend / persistence / InMemoryWithFilesStorageIT.java

diff --git a/src/test/java/de/juplo/kafka/chat/backend/persistence/InMemoryWithFilesStorageIT.java b/src/test/java/de/juplo/kafka/chat/backend/persistence/InMemoryWithFilesStorageIT.java
new file mode 100644 (file)
index 0000000..bd1a5c6
--- /dev/null
+++ b/src/test/java/de/juplo/kafka/chat/backend/persistence/InMemoryWithFilesStorageIT.java
@@ -0,0 +1,94 @@
+package de.juplo.kafka.chat.backend.persistence;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import de.juplo.kafka.chat.backend.api.ShardingStrategy;
+import de.juplo.kafka.chat.backend.domain.ChatHomeService;
+import de.juplo.kafka.chat.backend.domain.ChatRoomFactory;
+import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatRoomFactory;
+import de.juplo.kafka.chat.backend.persistence.storage.files.FilesStorageStrategy;
+import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatHomeService;
+import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatRoomService;
+import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.BeforeEach;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.time.Clock;
+import java.util.function.Supplier;
+
+
+@Slf4j
+public class InMemoryWithFilesStorageIT extends AbstractStorageStrategyIT
+{
+  final static Path path = Paths.get("target","local-json-files");
+
+  final Clock clock;
+  final ObjectMapper mapper;
+  final FilesStorageStrategy storageStrategy;
+
+
+  public InMemoryWithFilesStorageIT()
+  {
+    clock = Clock.systemDefaultZone();
+    mapper = new ObjectMapper();
+    mapper.registerModule(new JavaTimeModule());
+    mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
+    storageStrategy = new FilesStorageStrategy(
+        path,
+        clock,
+        8,
+        messageFlux -> new InMemoryChatRoomService(messageFlux),
+        mapper);
+  }
+
+
+  @Override
+  protected StorageStrategy getStorageStrategy()
+  {
+    return storageStrategy;
+  }
+
+  @Override
+  protected Supplier<ChatHomeService> getChatHomeServiceSupplier()
+  {
+    return () -> new InMemoryChatHomeService(1, getStorageStrategy().read());
+  }
+
+  @Override
+  protected ChatRoomFactory getChatRoomFactory()
+  {
+    ShardingStrategy strategy = chatRoomId -> 0;
+    return new InMemoryChatRoomFactory(strategy, clock, 8);
+  }
+
+  @BeforeEach
+  void reset() throws Exception
+  {
+    if (Files.exists(path))
+    {
+      Files
+          .walk(path)
+          .forEach(file ->
+          {
+            try
+            {
+              if (!file.equals(path))
+              {
+                log.debug("Deleting file {}", file);
+                Files.delete(file);
+              }
+            }
+            catch (IOException e)
+            {
+              throw new RuntimeException(e);
+            }
+          });
+      log.debug("Deleting data-directory {}", path);
+      Files.delete(path);
+    }
+  }
+}