Added phpunit setting file for coverage tests

Author: p1ho

phpunit.xml.dist

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    backupGlobals="false"
+    backupStaticAttributes="false"
+    beStrictAboutChangesToGlobalState="true"
+    beStrictAboutOutputDuringTests="true"
+    beStrictAboutTestsThatDoNotTestAnything="true"
+    bootstrap="vendor/autoload.php"
+    colors="true"
+    columns="max"
+    convertErrorsToExceptions="true"
+    convertNoticesToExceptions="true"
+    convertWarningsToExceptions="true"
+    processIsolation="false"
+    stopOnError="false"
+    stopOnFailure="false"
+    stopOnRisky="false"
+    verbose="true"
+>
+    <php>
+        <ini name="error_reporting" value="E_ALL" />
+    </php>
+
+    <testsuites>
+        <testsuite name="Accessibility-Checker Coveralls component test suite">
+            <directory>./tests/</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist>
+            <directory>./src</directory>
+            <exclude>
+                <directory>./build</directory>
+                <directory>./composer</directory>
+                <directory>./tests</directory>
+                <directory>./vendor</directory>
+            </exclude>
+        </whitelist>
+    </filter>
+
+    <logging>
+        <log type="coverage-clover" target="build/logs/clover.xml"/>
+        <log type="junit" target="build/logs/junit.xml"/>
+        <log type="coverage-php" target="build/cov/coverage.cov"/>
+    </logging>
+</phpunit>