Update EgyptianFractionTest.java

Adding egyptian fraction in greedy algorithm

Author: AtulSisodiya

src/test/java/com/thealgorithms/greedyalgorithms/EgyptianFractionTest.java

@@ -1,15 +1,40 @@
 package com.thealgorithms.greedyalgorithms;
 
-import org.junit.jupiter.api.Test;
 import static org.junit.jupiter.api.Assertions.*;
+import org.junit.jupiter.api.Test;
 
 import java.util.List;
 
 public class EgyptianFractionTest {
+    EgyptianFraction ef = new EgyptianFraction();
+
     @Test
-    public void testGetEgyptianFraction() {
-        EgyptianFraction ef = new EgyptianFraction();
+    public void testGetEgyptianFraction_NormalCase() {
         List<String> result = ef.getEgyptianFraction(5, 6);
         assertEquals(List.of("1/2", "1/3"), result);
     }
+
+    @Test
+    public void testGetEgyptianFraction_SimpleFraction() {
+        List<String> result = ef.getEgyptianFraction(1, 2);
+        assertEquals(List.of("1/2"), result);
+    }
+
+    @Test
+    public void testGetEgyptianFraction_WholeNumber() {
+        List<String> result = ef.getEgyptianFraction(2, 1);
+        assertEquals(List.of("1/1", "1/2", "1/3", "1/6"), result); // Example output
+    }
+
+    @Test
+    public void testGetEgyptianFraction_OneOverOne() {
+        List<String> result = ef.getEgyptianFraction(1, 1);
+        assertEquals(List.of("1/1"), result);
+    }
+
+    @Test
+    public void testGetEgyptianFraction_OneOverThree() {
+        List<String> result = ef.getEgyptianFraction(1, 3);
+        assertEquals(List.of("1/3"), result);
+    }
 }