JUnit vs pytest

JUnit

8.0 #5 in Unit Testing Frameworks

About JUnit

pytest

8.2 #3 in Unit Testing Frameworks

About pytest
JUnitpytest
Free planYesYes
Free trialNoNo
Paid fromFreeFree
Open sourceNoNo
Platformsself-hostedLinux
Free planYesYes
Supported languagesJava, Kotlin, GroovyPython
Parameterized casesYesYes
Parallel executionYesYes
Built-in mocks—Yes
Snapshot testing—No
Property-based checks—No

Both are listed in Best Unit Testing Frameworks. On Samsung Mobile US Press, pytest scores higher on our published basis.