Mk/review/kh/dev/make file configs configurable

[printminion-co]

• added test of UserConfig service
• found and fixed bug in nextcloud

one can run tests via phpunit --configuration tests/phpunit-autotest-files.xml

phpunit-autotest-files.xml

<?xml version="1.0" encoding="utf-8" ?>
<!--
 - SPDX-FileCopyrightText: 2014-2016 ownCloud, Inc.
 - SPDX-License-Identifier: AGPL-3.0-only
-->
<phpunit bootstrap="bootstrap.php"
		 verbose="true"
		 timeoutForSmallTests="900"
		 timeoutForMediumTests="900"
		 timeoutForLargeTests="900"
>
	<testsuite name='app files'>
		<directory suffix=".php">../apps/files/tests</directory>
		<!-- exclude backends as they are called separately -->
		<exclude>../apps/files/tests/Storage/</exclude>
	</testsuite>
	<!-- filters for code coverage -->
	<filter>
		<!-- whitelist processUncoveredFilesFromWhitelist="true" -->
		<whitelist>
			<file>../lib/private/Files/Storage/DAV.php</file>
			<directory suffix=".php">../apps/files</directory>
			<exclude>
				<directory suffix=".php">../apps/files/l10n</directory>
				<directory suffix=".php">../apps/files/3rdparty</directory>
				<directory suffix=".php">../apps/files/tests</directory>
			</exclude>
		</whitelist>
	</filter>
	<!--<listeners>
		<listener class="StartSessionListener" file="startsessionlistener.php" />
	  <listener class="TestCleanupListener" file="testcleanuplistener.php">
		<arguments>
			<string>detail</string>
		</arguments>
	  </listener>
	</listeners>-->
</phpunit>

validate coverage for the app

composer require --dev phpunit/php-code-coverage
export XDEBUG_MODE=coverage
phpunit --configuration tests/phpunit-autotest-files.xml --coverage-html ./files_coverage

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