Brandon Freitag e8ec60bc2f Echo test mocks (#708)
* Add stdout/stderr test mocks

* Mock stdout/stderr during echo tests

* Fix lint issues

* Use 'use strict'

* Re-implement mocks as a prototype

* Implement mocks as a single-instance

* Remove redundant test

* Create mocked stdout/stderr.write methods once
2017-06-06 21:10:27 -07:00
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2017-06-06 21:10:27 -07:00
2017-03-08 07:33:41 -08:00