Save the date! Android Dev Summit is coming to Mountain View, CA on November 7-8, 2018.

Espresso cheat sheet

The Espresso Cheat Sheet is a quick reference you can use during development. This cheat sheet contains most available instances of Matcher, ViewAction, and ViewAssertion.

List of methods available for onView(), onData(), intended() and
          intending()

An offline version is also available in PDF format: espresso-cheat-sheet-2.1.0.pdf.