Test migration to jest by hand

Apparently using regular expressions is way easier.

test/httpPut/httpPut.js

@@ -0,0 +1,9 @@
+const httpPut = (url, data, callback, err = console.error) => {
+const request = new XMLHttpRequest();
+request.open("PUT", url, true);
+request.setRequestHeader('Content-type','application/json; charset=utf-8');
+request.onload = () => callback(request);
+request.onerror = () => err(request);
+request.send(data);
+};
+module.exports = httpPut;

test/httpPut/httpPut.test.js

@@ -0,0 +1,8 @@
+const expect = require('expect');
+const httpPut = require('./httpPut.js');
+
+
+  test('httpPut is a Function', () => {
+  expect(httpPut).toBeInstanceOf(Function);
+});
+