Тестирование в формате JUnit

[lintest]

• https://stackoverflow.com/questions/4922867/what-is-the-junit-xml-format-specification-that-hudson-supports
• https://github.com/windyroad/JUnit-Schema
• https://www.appveyor.com/docs/build-worker-api/#add-tests

<testsuite tests="3">
       <testcase classname="foo1" name="ASuccessfulTest"/>
       <testcase classname="foo2" name="AnotherSuccessfulTest"/>
       <testcase classname="foo3" name="AFailingTest">
           <failure type="NotEnoughFoo"> details about failure </failure>
       </testcase>
</testsuite>