Migrated tests to jest

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

test2/elementIsVisibleInViewport/elementIsVisibleInViewport.js

@@ -0,0 +1,9 @@
+const elementIsVisibleInViewport = (el, partiallyVisible = false) => {
+const { top, left, bottom, right } = el.getBoundingClientRect();
+const { innerHeight, innerWidth } = window;
+return partiallyVisible
+? ((top > 0 && top < innerHeight) || (bottom > 0 && bottom < innerHeight)) &&
+((left > 0 && left < innerWidth) || (right > 0 && right < innerWidth))
+: top >= 0 && left >= 0 && bottom <= innerHeight && right <= innerWidth;
+};
+module.exports = elementIsVisibleInViewport;

test2/elementIsVisibleInViewport/elementIsVisibleInViewport.test.js

@@ -0,0 +1,8 @@
+const expect = require('expect');
+const elementIsVisibleInViewport = require('./elementIsVisibleInViewport.js');
+
+test('Testing elementIsVisibleInViewport', () => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  expect(typeof elementIsVisibleInViewport === 'function').toBeTruthy();
+});