© Denys Zelenchuk 2019
Denys ZelenchukAndroid Espresso Revealedhttps://doi.org/10.1007/978-1-4842-4315-2_3

3. Writing Espresso Tests with Kotlin

Denys Zelenchuk1 
Zürich, Switzerland

The Google I/O event in May 2017 announced official Kotlin support. From that moment, Kotlin popularity skyrocketed among Android developers. Keeping in mind the current trends and considering Google’s announcements about shifting the Android toward Kotlin, which is reflected in the Android documentation and the code examples, we can assume that in two to three years, Kotlin will displace Java.

Figure 3-1 shows Java vs. Kotlin usage prediction, which indicates that Kotlin will soon overtake Java in the Android development world.
Figure 3-1

Kotlin vs. Java usage on Android ...

Get Android Espresso Revealed: Writing Automated UI Tests now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.