diff --git a/binding/java/src/test/java/org/lionsoul/ip2region/xdb/BufferTest.java b/binding/java/src/test/java/org/lionsoul/ip2region/xdb/BufferTest.java
new file mode 100644
index 0000000..59fa6b4
--- /dev/null
+++ b/binding/java/src/test/java/org/lionsoul/ip2region/xdb/BufferTest.java
@@ -0,0 +1,38 @@
+package org.lionsoul.ip2region.xdb;
+
+import java.io.FileInputStream;
+import java.security.CodeSource;
+
+import org.junit.Test;
+
+public class BufferTest {
+
+    private static final Log log = Log.getLogger(VersionTest.class).setLevel(Log.DEBUG);
+
+    public static final String getDataPath(String xdbFile) {
+        final CodeSource cs = BufferTest.class.getProtectionDomain().getCodeSource();
+        if (cs != null) {
+            // log.debugf("code path: %s", cs.getLocation().getPath().concat("../../../../data/"));
+            return cs.getLocation().getPath().concat("../../../../data/").concat(xdbFile);
+        } else {
+            return "../../../../data/".concat(xdbFile);
+        }
+    }
+
+    @Test
+    public void testV4InputStreamBuffer() throws Exception {
+        final LongByteArray cBuffer = Searcher.loadContentFromInputStream(
+            new FileInputStream(getDataPath("ip2region_v4.xdb"))
+        );
+        log.debugf("cBuffer->{length:%d, size:%d}", cBuffer.length(), cBuffer.size());
+    }
+
+    @Test
+    public void testV6InputStreamBuffer() throws Exception {
+        final LongByteArray cBuffer = Searcher.loadContentFromInputStream(
+            new FileInputStream(getDataPath("ip2region_v6.xdb"))
+        );
+        log.debugf("cBuffer->{length:%d, size:%d}", cBuffer.length(), cBuffer.size());
+    }
+
+}