removeLastItemAndCopy

arraz/src/main/java/Arraz.java

@@ -292,4 +292,24 @@ public class Arraz {
         }
         return secondMin;
     }
+
+    public int[] makeMeACopyPlease(int[] arr) {
+        int[] retArr = new int[arr.length];
+
+        int index = 0;
+        for (int i = arr.length - 1; i >= 0 ; i--) {
+            retArr[index] = arr[i];
+            index++;
+        }
+        return retArr;
+    }
+
+    public int[] removeLastItemAndCopy(int[] arr) {
+        int[] retArr = new int[arr.length - 1];
+
+        for (int i = 0; i < retArr.length; i++) {
+            retArr[i] = arr[i];
+        }
+        return retArr;
+    }
 }

arraz/src/test/java/ArrazTest.java

@@ -623,4 +623,49 @@ public class ArrazTest {
         Assert.assertEquals(expectedSmallest, actualSmallest);
         Assert.assertEquals(expected2ndSmallest, actual2ndSmallest);
     }
+
+    @Test
+    public void test1makeMeACopyPlease() {
+        //GIVEN
+        int[] arr = {1, 2, 3, 4, 5};
+        //WHEN
+        int[] actual = arraz.makeMeACopyPlease(arr);
+
+        //THEN
+        Assert.assertEquals(arr[0], actual[4]);
+    }
+
+    @Test
+    public void test2makeMeACopyPlease() {
+        //GIVEN
+        int[] arr = {4, 6, 2, 8};
+        //WHEN
+        int[] actual = arraz.makeMeACopyPlease(arr);
+
+        //THEN
+        Assert.assertEquals(arr[1], actual[2]);
+    }
+
+    @Test
+    public void test1removeLastItemAndCopy() {
+        //GIVEN
+        int[] arr = {1, 2, 3, 4, 5};
+        //WHEN
+        int[] retArr = arraz.removeLastItemAndCopy(arr);
+        int expected = 4;
+        int actual = retArr.length;
+        //THEN
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2removeLastItemAndCopy() {
+        //GIVEN
+        int[] arr = {4, 6, 2, 8};
+        //WHEN
+        int[] actual = arraz.removeLastItemAndCopy(arr);
+
+        //THEN
+        Assert.assertEquals(arr[2], actual[actual.length - 1]);
+    }
 }