1 files changed, 60 insertions, 0 deletions
diff --git a/tests/integration.rs b/tests/integration.rs
new file mode 100644
index 0000000..e500219
--- /dev/null
+++ b/tests/integration.rs
@@ -0,0 +1,60 @@
+use log_db::log_db;
+use serial_test::serial;
+
+const TEST_DATA_DIR: &str = "test_db_data";
+const TEST_SEGMENT_SIZE: u64 = 1024 * 1024; // 1 MB
+const TEST_MEMTABLE_SIZE: u64 = 1024 * 1024; // 1 MB
+
+struct TestRecord {
+    id: u64,
+    data: String,
+}
+
+impl log_db::Record for TestRecord {
+    fn serialize(&self) -> Vec<u8> {
+        format!("{}:{}", self.id, self.data).into_bytes()
+    }
+
+    fn deserialize(data: Vec<u8>) -> Self {
+        let data = String::from_utf8(data).unwrap();
+        let parts: Vec<&str> = data.split(':').collect();
+        TestRecord {
+            id: parts[0].parse().unwrap(),
+            data: parts[1].to_string(),
+        }
+    }
+}
+
+#[test]
+#[serial]
+fn test_initialize() {
+    let _db: log_db::DB<TestRecord> = log_db::DB::initialize(&log_db::Config {
+        data_dir: TEST_DATA_DIR.to_string(),
+        segment_size: TEST_SEGMENT_SIZE,
+        memtable_size: TEST_MEMTABLE_SIZE,
+    })
+    .unwrap();
+
+    // Clean up
+    std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
+}
+
+#[test]
+#[serial]
+fn test_upsert_to_empty_db() {
+    let db: log_db::DB<TestRecord> = log_db::DB::initialize(&log_db::Config {
+        data_dir: TEST_DATA_DIR.to_string(),
+        segment_size: TEST_SEGMENT_SIZE,
+        memtable_size: TEST_MEMTABLE_SIZE,
+    })
+    .unwrap();
+
+    let record = TestRecord {
+        id: 1,
+        data: "hello".to_string(),
+    };
+    db.upsert(&record).unwrap();
+
+    // Clean up
+    std::fs::remove_dir_all(TEST_DATA_DIR.to_string()).unwrap();
+}