merge: Add test case to DecimalToBinary,DecimalToOctal & OctToDecimal (#932)

Conversions/test/DecimalToBinary.test.js

@@ -0,0 +1,26 @@
+import { decimalToBinary } from '../DecimalToBinary'
+
+test('The Binary representation of 35 is 100011', () => {
+  const res = decimalToBinary(35)
+  expect(res).toBe('100011')
+})
+
+test('The Binary representation of 1 is 1', () => {
+  const res = decimalToBinary(1)
+  expect(res).toBe('1')
+})
+
+test('The Binary representation of 1000 is 1111101000', () => {
+  const res = decimalToBinary(1000)
+  expect(res).toBe('1111101000')
+})
+
+test('The Binary representation of 2 is 10', () => {
+  const res = decimalToBinary(2)
+  expect(res).toBe('10')
+})
+
+test('The Binary representation of 17 is 10001', () => {
+  const res = decimalToBinary(17)
+  expect(res).toBe('10001')
+})