Migrated tests to jest

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

test3/inRange/inRange.js

@@ -0,0 +1,5 @@
+const inRange = (n, start, end = null) => {
+if (end && start > end) end = [start, (start = end)][0];
+return end == null ? n >= 0 && n < start : n >= start && n < end;
+};
+module.exports = inRange;

test3/inRange/inRange.test.js

@@ -0,0 +1,12 @@
+const expect = require('expect');
+const inRange = require('./inRange.js');
+
+test('Testing inRange', () => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  expect(typeof inRange === 'function').toBeTruthy();
+  expect(inRange(3, 2, 5)).toBe(true);
+  expect(inRange(3, 4)).toBe(true);
+  expect(inRange(2, 3, 5)).toBe(false);
+  expect(inRange(3, 2)).toBe(false);
+});