Base Conversion 💥

Author: deadcoder0904

examples/usecases/baseConversion.js

@@ -0,0 +1,15 @@
+var Stack = require('../datastructures/stack');
+
+function baseConversion(num, base) {
+	var s = new Stack();
+	while(num) {
+		s.push(num % base);
+		num = Math.floor(num / base);
+	}
+	var ans = "";
+	while(!s.empty())
+		ans += s.pop();
+	return ans;
+}
+
+module.exports = baseConversion;

test/usecases/baseConversion.test.js

@@ -0,0 +1,26 @@
+var expect = require('chai').expect;
+var baseConversion = require('../../examples/usecases/baseConversion');
+
+describe('=> BASE CONVERSION', function() {
+
+	it('should convert 4578 to the base 10 to be equal to 10', function(done) {
+		expect(baseConversion(4578,5)).to.equal("121303");
+		done();
+	});
+
+	it('should convert 3 to the base 3 to be equal to 10', function(done) {
+		expect(baseConversion(3,3)).to.equal("10");
+		done();
+	});
+
+	it('should convert 4 to the base 2 to be equal to 100', function(done) {
+		expect(baseConversion(4,2)).to.equal("100");
+		done();
+	});
+
+	it('should convert 1048576 to the base 2 to be equal to 100000000000000000000', function(done) {
+		expect(baseConversion(1048576,2)).to.equal("100000000000000000000");
+		done();
+	});
+
+});