Paratest is an extension for the popular PHP testing framework PHPUnit. It was developed to accelerate the execution of unit tests in PHP applications by enabling the parallel execution of tests across multiple processors or threads. This can significantly reduce test execution time, especially for large codebases or extensive test suites.
Paratest works by dividing your existing PHPUnit tests into smaller groups and running these groups in parallel on multiple CPU cores or threads. This allows multiple tests to run simultaneously, thus reducing the overall duration of test execution. This is particularly useful in situations where running tests on a single processor core could be time-consuming.
However, the use of Paratest might depend on various factors, including the nature of the application, the hardware on which the tests are being executed, and the complexity of the tests themselves. It's important to note that not all types of tests can equally benefit from parallel execution, as there could be potential conflicts between tests running in parallel.
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