Hamcrest
Java (and original) version of Hamcrest (by hamcrest)
AssertJ
AssertJ is a library providing easy to use rich typed assertions (by assertj)
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| Hamcrest | AssertJ | |
|---|---|---|
| 1 | 14 | |
| 2,083 | 2,537 | |
| 0.3% | 0.9% | |
| 0.0 | 9.5 | |
| 7 months ago | 2 days ago | |
| Java | Java | |
| GNU General Public License v3.0 or later | Apache License 2.0 |
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Hamcrest
Posts with mentions or reviews of Hamcrest.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2021-12-16.
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Spring Boot + JPA — Clear Tests
Hamcrest is an assertion library that helps to build a declarative pipeline of matchers. For example, that's how posts count can be validated.
AssertJ
Posts with mentions or reviews of AssertJ.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2023-01-10.
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Announcing lets_expect - Clean tests in Rust.
Maybe not the feedback you want, but would you consider developing something that looks like plain old (and frankly beautiful) AssertJ?
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7 Awesome Libraries for Java Unit & Integration Testing
AssertJ - fluent assertions
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Any suggestions for good open source Java codebases to study(With below criteria)?
AssertJ https://github.com/assertj/assertj
- AssertJ: A fluent assertions Java library
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Any resources for Unit Tests?
Truth or AssertJ for easier assertions in tests with better exceptions
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Getting back into Java after 12-15 years away?
While we are at it: AssertJ is very powerful for writing assertions.
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Imperative vs Declarative Programming
In OO you can make beautiful DSLs that allow really declarative use within that domain, e.g. test assertions in AssertJ, but everybody in the OO world is sensible enough to not try and claim OO as such being declarative. I guess they don't feel a need to try to prove the superiority of the paradigm.
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Make your tests more readable using AssertJ and BDD syntax
AssertJ comes with a variety of assertions that can be chained together and are specific to the type of your "actual" variable.
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How can I get rid of this warning? It's a warning for an "unchecked invocation".
At any rate it comes from a library called assertj.
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Who here are using the Hamcrest API and why?
While Hamcrest add some fluentidity to unit tests ä, I prefer the fluent assertions of AssertJ.
What are some alternatives?
When comparing Hamcrest and AssertJ you can also consider the following projects:
Truth - Fluent assertions for Java and Android
TestNG - TestNG testing framework
JSONAssert - Write JSON unit tests in less code. Great for testing REST interfaces.
Spock - The Enterprise-ready testing and specification framework.
Cucumber - Cucumber for the JVM
REST Assured - Java DSL for easy testing of REST services
Mockito - Most popular Mocking framework for unit tests written in Java
junit5 - ✅ The 5th major version of the programmer-friendly testing framework for Java and the JVM
JUnit - A programmer-oriented testing framework for Java.