diff --git a/java/src/main/java/io/nayuki/qrcodegen/testQrSegmentAdvanced.java b/java/src/main/java/io/nayuki/qrcodegen/testQrSegmentAdvanced.java
new file mode 100644
index 0000000..e6a135f
--- /dev/null
+++ b/java/src/main/java/io/nayuki/qrcodegen/testQrSegmentAdvanced.java
@@ -0,0 +1,43 @@
+package io.nayuki.qrcodegen;
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+public class testQrSegmentAdvanced {
+	private QrSegmentAdvanced testing;
+	private String overString = "asdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasd"
+			+ "asdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasd"
+			+ "asdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasd"
+			+ "asdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasd"
+			+ "asdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasdasd";
+	
+	private static int min_version = QrCode.MIN_VERSION;
+	private static int max_version = QrCode.MAX_VERSION;
+	
+	/**
+	*Purpose: Testing when user insert over text length
+	*Input: overString, Ecc.LOW, minversion = 1, maxversion = 40
+	*Expected:
+	*	Return throw
+	*/
+	@Test(expected=DataTooLongException.class)
+	public void makeSegmentsOptimallyThrowtest() {
+		testing.makeSegmentsOptimally(overString, Ecc.LOW, 1, 40);
+	}
+	
+	/**
+	*Purpose: Using MCDC, Testing version set correctly.
+	*Input: overString, Ecc.LOW, minversion = 1, maxversion = 40
+	*Expected:
+	*	Return throw
+	 */
+//			return version == minVersion || version == 10 || version == 27;
+	@Test
+	public void is_valid_Test() {
+		assertEquals(QrSegmentAdvanced.is_valid_version(min_version, 1),1);
+		assertEquals(QrSegmentAdvanced.is_valid_version(min_version, 10),1);
+		assertEquals(QrSegmentAdvanced.is_valid_version(min_version, 27),1);
+		assertNotEquals(QrSegmentAdvanced.is_valid_version(min_version, 0),1);
+	}
+
+}