refactor: ShortestCommonSuperSequenceLength (#5394)

src/test/java/com/thealgorithms/dynamicprogramming/ShortestCommonSuperSequenceLengthTest.java

@@ -0,0 +1,14 @@
+package com.thealgorithms.dynamicprogramming;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
+
+public class ShortestCommonSuperSequenceLengthTest {
+    @ParameterizedTest
+    @CsvSource({"AGGTAB, GXTXAYB, 9", "ABC, ABC, 3", "ABC, DEF, 6", "'', ABC, 3", "ABCD, AB, 4", "ABC, BCD, 4", "A, B, 2"})
+    void testShortestSuperSequence(String input1, String input2, int expected) {
+        assertEquals(expected, ShortestCommonSuperSequenceLength.shortestSuperSequence(input1, input2));
+    }
+}