Microsoft. It came from Microsoft. https://www.jamesshore.com/v2/blog/2005/microsoft-gets-tdd-completely-wrong https://www.jamesshore.com/v2/blog/2005/microsof

Microsoft. It came from Microsoft. https://www.jamesshore.com/v2/blog/2005/microsoft-gets-tdd-completely-wrong https://www.jamesshore.com/v2/blog/2005/microsoft-gets-tdd-c... (Well, they popularized it.)