Test migration to jest by hand

Apparently using regular expressions is way easier.

test/partialRight/partialRight.test.js

@@ -0,0 +1,14 @@
+const expect = require('expect');
+const partialRight = require('./partialRight.js');
+
+
+  test('partialRight is a Function', () => {
+  expect(partialRight).toBeInstanceOf(Function);
+});
+  function greet(greeting, name) {
+    return greeting + ' ' + name + '!';
+  }
+  const greetJohn = partialRight(greet, 'John');
+  t.equal(greetJohn('Hello'), 'Hello John!', 'Appends arguments');
+  
+