Test migration to jest by hand

Apparently using regular expressions is way easier.

test/orderBy/orderBy.js

@@ -0,0 +1,11 @@
+const orderBy = (arr, props, orders) =>
+[...arr].sort((a, b) =>
+props.reduce((acc, prop, i) => {
+if (acc === 0) {
+const [p1, p2] = orders && orders[i] === 'desc' ? [b[prop], a[prop]] : [a[prop], b[prop]];
+acc = p1 > p2 ? 1 : p1 < p2 ? -1 : 0;
+}
+return acc;
+}, 0)
+);
+module.exports = orderBy;

test/orderBy/orderBy.test.js

@@ -0,0 +1,11 @@
+const expect = require('expect');
+const orderBy = require('./orderBy.js');
+
+
+  test('orderBy is a Function', () => {
+  expect(orderBy).toBeInstanceOf(Function);
+});
+  const users = [{ name: 'fred', age: 48 }, { name: 'barney', age: 36 }, { name: 'fred', age: 40 }];
+  t.deepEqual(orderBy(users, ['name', 'age'], ['asc', 'desc']), [{name: 'barney', age: 36}, {name: 'fred', age: 48}, {name: 'fred', age: 40}], "Returns a sorted array of objects ordered by properties and orders.");
+  t.deepEqual(orderBy(users, ['name', 'age']), [{name: 'barney', age: 36}, {name: 'fred', age: 40}, {name: 'fred', age: 48}], "Returns a sorted array of objects ordered by properties and orders.");
+