phpunit.xml

<?xml version="1.0" encoding="UTF-8"?>
<phpunit bootstrap="test/bootstrap.php"
         colors="true"
         stopOnFailure="false">
    <testsuites>
        <testsuite name="Shippo PHP Test Suite">
            <directory suffix="Test.php">test</directory>
        </testsuite>
    </testsuites>
    <filter>
        <whitelist>
            <directory>lib/Shippo</directory>
        </whitelist>
    </filter>
</phpunit>