Migrated tests to jest

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

test5/pull/pull.js

@@ -0,0 +1,7 @@
+const pull = (arr, ...args) => {
+let argState = Array.isArray(args[0]) ? args[0] : args;
+let pulled = arr.filter((v, i) => !argState.includes(v));
+arr.length = 0;
+pulled.forEach(v => arr.push(v));
+};
+module.exports = pull;

test5/pull/pull.test.js

@@ -0,0 +1,11 @@
+const expect = require('expect');
+const pull = require('./pull.js');
+
+test('Testing pull', () => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  expect(typeof pull === 'function').toBeTruthy();
+  let myArray = ['a', 'b', 'c', 'a', 'b', 'c'];
+  pull(myArray, 'a', 'c');
+  expect(myArray).toEqual(['b','b']);
+});