refactor test structure for MaximumSumOfNonAdjacentElements

Author: Guhapriya01

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

@@ -6,25 +6,48 @@
 
 public class MaximumSumOfNonAdjacentElementsTest {
 
+    // Tests for Approach1
     @Test
-    public void testGetMaxSumApproach1() {
-        // Test with various cases
-        assertEquals(15, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {3, 2, 5, 10, 7})); // 3 + 7 + 5
-        assertEquals(10, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {5, 1, 1, 5})); // 5 + 5
+    public void testGetMaxSumApproach1_WithEmptyArray() {
         assertEquals(0, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {})); // Empty array
+    }
+
+    @Test
+    public void testGetMaxSumApproach1_WithSingleElement() {
         assertEquals(1, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {1})); // Single element
+    }
+
+    @Test
+    public void testGetMaxSumApproach1_WithTwoElements_TakeMax() {
         assertEquals(2, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {1, 2})); // Take max of both
-        assertEquals(3, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {3, 2})); // Take 3
     }
 
     @Test
-    public void testGetMaxSumApproach2() {
-        // Test with various cases
-        assertEquals(15, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {3, 2, 5, 10, 7})); // 3 + 7 + 5
-        assertEquals(10, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {5, 1, 1, 5})); // 5 + 5
+    public void testGetMaxSumApproach1_WithMultipleElements() {
+        assertEquals(15, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {3, 2, 5, 10, 7})); // 3 + 7 + 5
+        assertEquals(10, MaximumSumOfNonAdjacentElements.getMaxSumApproach1(new int[] {5, 1, 1, 5})); // 5 + 5
+    }
+
+    // Tests for Approach2
+    @Test
+    public void testGetMaxSumApproach2_WithEmptyArray() {
         assertEquals(0, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {})); // Empty array
+    }
+
+    @Test
+    public void testGetMaxSumApproach2_WithSingleElement() {
         assertEquals(1, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {1})); // Single element
+    }
+
+    @Test
+    public void testGetMaxSumApproach2_WithTwoElements_TakeMax() {
         assertEquals(2, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {1, 2})); // Take max of both
-        assertEquals(3, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {3, 2})); // Take 3
     }
+
+    @Test
+    public void testGetMaxSumApproach2_WithMultipleElements() {
+        assertEquals(15, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {3, 2, 5, 10, 7})); // 3 + 7 + 5
+        assertEquals(10, MaximumSumOfNonAdjacentElements.getMaxSumApproach2(new int[] {5, 1, 1, 5})); // 5 + 5
+    }
+
 }