diff --git a/.gitignore b/.gitignore
index a19e87bd..c2e8de74 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 Java.iml
 .idea/*
 out/
-Downloads.iml
+*.iml
diff --git a/src/test/java/com/sorts/InsertionSortTest.java b/src/test/java/com/sorts/InsertionSortTest.java
index 0d35f571..1dcc6fef 100644
--- a/src/test/java/com/sorts/InsertionSortTest.java
+++ b/src/test/java/com/sorts/InsertionSortTest.java
@@ -15,16 +15,16 @@ public class InsertionSortTest {
     Integer[] sortedInt = new Integer[]{0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
     Assert.assertArrayEquals(sortedInt, insertionSort.sort(unsortedInt));
 
-    Integer[] unsortedInt = new Integer[]{5,4,3,2,1,0};
-    Integer[] sortedInt = new Integer[]{0, 1, 2, 3, 4, 5};
+    unsortedInt = new Integer[]{5,4,3,2,1,0};
+    sortedInt = new Integer[]{0, 1, 2, 3, 4, 5};
     Assert.assertArrayEquals(sortedInt, insertionSort.sort(unsortedInt));
     
-    Integer[] unsortedInt = new Integer[]{-1,-2,-3,-4,-5};
-    Integer[] sortedInt = new Integer[]{-5,-4,-3,-2,-1};
+    unsortedInt = new Integer[]{-1,-2,-3,-4,-5};
+    sortedInt = new Integer[]{-5,-4,-3,-2,-1};
     Assert.assertArrayEquals(sortedInt, insertionSort.sort(unsortedInt));
     
-    Integer[] unsortedInt = new Integer[]{-1,-5,-10,-990,990,1010};
-    Integer[] sortedInt = new Integer[]{-990,-10,-5,-1,990,1010};
+    unsortedInt = new Integer[]{-1,-5,-10,-990,990,1010};
+    sortedInt = new Integer[]{-990,-10,-5,-1,990,1010};
     Assert.assertArrayEquals(sortedInt, insertionSort.sort(unsortedInt));
     
     Character[] unsortedChar = new Character[]{'f', 'h', 'c', 'a', 'b', 'd', 'g', 'e'};