Kotest
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VisitKotest vs pytest
What both publish
| Fact | Kotest | pytest |
|---|---|---|
| Assertions | Kotest provides over 350 matchers, plus collection inspectors, soft assertions and utilities for non-deterministic code. | pytest provides detailed information about failing assert statements through assertion introspection. |
| Integrations | Documented integrations include Spring, Koin, Ktor, Allure, Testcontainers, WireMock and Micronaut. | The documentation describes loading external plugins, including pytest-cov, and pytest can be invoked from Python code. |
| Support | The project links to community support on Slack, GitHub and Stack Overflow. | The project directs users to GitHub issues for bugs and feature requests and offers commercial support and maintenance through Tidelift Subscription. |
Kotest plans
- KotestFree
pytest plans
- pytestFree
Pick Kotest if…
Kotest suits Kotlin projects that need tests across JVM or Kotlin Multiplatform targets. Teams can use its assertions library independently or with another test framework.
Pick pytest if…
pytest suits Python developers testing applications or libraries, from small readable tests to more complex functional testing. Organizations seeking commercial support for open-source dependencies can also consider the listed Tidelift support offer.