Migrated tests to jest

Used jest-codemods to migrate, will have to pass everything by hand before we can merge.

test5/pipeFunctions/pipeFunctions.test.js

@@ -0,0 +1,12 @@
+const expect = require('expect');
+const pipeFunctions = require('./pipeFunctions.js');
+
+test('Testing pipeFunctions', () => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  expect(typeof pipeFunctions === 'function').toBeTruthy();
+  const add5 = x => x + 5;
+  const multiply = (x, y) => x * y;
+  const multiplyAndAdd5 = pipeFunctions(multiply, add5);
+  expect(multiplyAndAdd5(5, 2)).toBe(15);
+});