Completed mergeSortedArray function.

Author: simdi

numbers/merge-sorted-array/index.js

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+/**
+ * @author: Chisimdi Damian Ezeanieto
+ * @date: 06/06/2023
+ */
+
+const mergeSortedArray = function(arr1, m, arr2, n) {
+  arr1.splice(n > m ? m : n < m ? m : n, n, ...arr2);
+  const result = arr1.sort((a,b) => a-b);
+  return result;
+};
+
+module.exports = mergeSortedArray;

numbers/merge-sorted-array/test.js

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+/*
+* @author: Chisimdi Damian Ezeanieto
+* @date: 06/07/2023
+*/
+const mergeSortedArray = require('./index');
+test('mergeSortedArray is a function', () => {
+  expect(typeof mergeSortedArray).toEqual('function');
+});
+test("mergeSortedArray '[1,2,3,0,0,0], 3, [3,4,5], 3' to give [ 1, 2, 3, 3, 4, 5 ]", () => {
+  expect(mergeSortedArray([1,2,3,0,0,0], 3, [3,4,5], 3)).toEqual([ 1, 2, 3, 3, 4, 5 ]);
+});
+test("mergeSortedArray '[1,2,4,5,6,0], 5, [3], 1' to give [ 1, 2, 3, 4, 5, 6 ]", () => {
+  expect(mergeSortedArray([1,2,4,5,6,0], 5, [3], 1)).toEqual([ 1, 2, 3, 4, 5, 6 ]);
+});
+test("mergeSortedArray '[0], 0, [1], 1' to give [1]", () => {
+  expect(mergeSortedArray([0], 0, [1], 1)).toEqual([1]);
+});