How to list all classes without test in IntelliJ IDEA?

WesternGun :

How to list all classes without tests in IntelliJ IDEA?

if we already can,

• jump from a test and its source
• create a test for a class?

Gradle task jacoco helps, and it what I am using, but I still want to know if there is something built-in in Intellij IDEA.

Nikolaus Trixner :

You could run your test suite with code coverage:

https://www.jetbrains.com/help/idea/running-test-with-coverage.html

https://www.jetbrains.com/help/idea/viewing-code-coverage-results.html