diff --git a/Sorts/TimSort.js b/Sorts/TimSort.js
index aaeef415fe..b63d67a7ef 100644
--- a/Sorts/TimSort.js
+++ b/Sorts/TimSort.js
@@ -25,6 +25,7 @@ const Timsort = (array) => {
Merge(array, left, mid, right)
}
}
+ return array
}
/**
diff --git a/Sorts/test/TimSort.test.js b/Sorts/test/TimSort.test.js
new file mode 100644
index 0000000000..e134755f5b
--- /dev/null
+++ b/Sorts/test/TimSort.test.js
@@ -0,0 +1,25 @@
+import { Timsort } from '../TimSort'
+
+test('The Timsort of the array [5, 4, 3, 2, 1] is [1, 2, 3, 4, 5]', () => {
+ const arr = [5, 4, 3, 2, 1]
+ const res = Timsort(arr)
+ expect(res).toEqual([1, 2, 3, 4, 5])
+})
+
+test('The Timsort of the array [] is []', () => {
+ const arr = []
+ const res = Timsort(arr)
+ expect(res).toEqual([])
+})
+
+test('The Timsort of the array [-5, -4, -3, -2, -1] is [-5, -4, -3, -2, -1]', () => {
+ const arr = [-5, -4, -3, -2, -1]
+ const res = Timsort(arr)
+ expect(res).toEqual([-5, -4, -3, -2, -1])
+})
+
+test('The Timsort of the array [9, 0, -5, -11, 3] is [-11, -5, 0, 3, 9]', () => {
+ const arr = [9, 0, -5, -11, 3]
+ const res = Timsort(arr)
+ expect(res).toEqual([-11, -5, 0, 3, 9])
+})
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