--update : add product-of-element.test.js

Author: TheSTL

src/_Problems_/product-of-elements/product-of-elements.test.js

@@ -0,0 +1,53 @@
+const { findProduct, findProduct2 } = require('.');
+
+describe('Productof elements', () => {
+  let array = [];
+
+  describe('When count of zero is 0', () => {
+    beforeEach(() => {
+      array = [1, 2, 3, 4];
+    });
+    it('With 1st Approach', () => {
+      expect(findProduct(array)).toEqual([24, 12, 8, 6]);
+    });
+    it('With 2st Approach', () => {
+      expect(findProduct2(array)).toEqual([24, 12, 8, 6]);
+    });
+  });
+
+  describe('When count of zero is 1', () => {
+    beforeEach(() => {
+      array = [2, 3, 0, 4];
+    });
+    it('With 1st Approach', () => {
+      expect(findProduct(array)).toEqual([0, 0, 24, 0]);
+    });
+    it('With 2st Approach', () => {
+      expect(findProduct2(array)).toEqual([0, 0, 24, 0]);
+    });
+  });
+
+  describe('When count of zero is  2', () => {
+    beforeEach(() => {
+      array = [0, 3, 0, 4];
+    });
+    it('With 1st Approach', () => {
+      expect(findProduct(array)).toEqual([0, 0, 0, 0]);
+    });
+    it('With 2st Approach', () => {
+      expect(findProduct2(array)).toEqual([0, 0, 0, 0]);
+    });
+  });
+
+  describe('When count of zero is greater than  2', () => {
+    beforeEach(() => {
+      array = [0, 3, 0, 4, 8, 0];
+    });
+    it('With 1st Approach', () => {
+      expect(findProduct(array)).toEqual([0, 0, 0, 0, 0, 0]);
+    });
+    it('With 2st Approach', () => {
+      expect(findProduct2(array)).toEqual([0, 0, 0, 0, 0, 0]);
+    });
+  });
+});