feat(save): SaveData/SaveSlotInfo/SaveException model

Semesterprojekt/src/test/java/thb/jeanluc/adventure/save/SaveDataTest.java

@@ -0,0 +1,28 @@
+package thb.jeanluc.adventure.save;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class SaveDataTest {
+
+    @Test
+    void roundTripsThroughJackson() throws Exception {
+        SaveData data = new SaveData(
+                1, "Haunted Manor", "slot-a", 1700000000000L, 7,
+                "library", List.of("kitchen", "library"), 3,
+                List.of("key"), List.of("power_on"),
+                Map.of("restore_power", 1), List.of("intro"),
+                Map.of("cellar", List.of("shovel")), Map.of("lamp", true));
+        ObjectMapper mapper = new ObjectMapper();
+        String json = mapper.writeValueAsString(data);
+        SaveData back = mapper.readValue(json, SaveData.class);
+        assertThat(back).isEqualTo(data);
+        assertThat(back.currentRoomId()).isEqualTo("library");
+        assertThat(back.switchStates()).containsEntry("lamp", true);
+    }
+}