JUnit output format

[VitalyArt]

Adoption of the JUnit format for GitLab CI integration

Specification: https://github.com/junit-team/junit5/blob/main/platform-tests/src/test/resources/jenkins-junit.xsd

Example

Run command:

php bin/rector process bin --output-format=junit --dry-run

Output:

<?xml version="1.0" encoding="UTF-8"?>
<testsuites>
    <testsuite name="rector">
        <testcase name="bin/test-fixture-stats.php:17">
            <error type="Error">Syntax error, unexpected T_VARIABLE</error>
        </testcase>
        <testcase name="bin/rector.php:70">
            <error type="MultiDirnameRector / AddVoidReturnTypeWhereNoReturnRector">--- Original
                +++ New
                @@ -71,7 +71,7 @@
                $this-&gt;loadIfExistsAndNotLoadedYet('vendor/autoload.php');
                }

                - public function autoloadFromCommandLine()
                + public function autoloadFromCommandLine(): void
                {
                $cliArgs = $_SERVER['argv'];

            </error>
        </testcase>
    </testsuite>
</testsuites>

Gitlab widget:

[samsonasik]

@VitalyArt could you rebase? Thank you.

[samsonasik]

Looks good, thank you @VitalyArt

[github-actions]

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