Migrated tests to jest

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

test/UUIDGeneratorNode/UUIDGeneratorNode.js

@@ -1,6 +0,0 @@
-const crypto = require('crypto');
-const UUIDGeneratorNode = () =>
-([1e7] + -1e3 + -4e3 + -8e3 + -1e11).replace(/[018]/g, c =>
-(c ^ (crypto.randomBytes(1)[0] & (15 >> (c / 4)))).toString(16)
-);
-module.exports = UUIDGeneratorNode;