Fix tests-levels-matrix

Author: ondrejmirtes

.github/workflows/tests-levels-matrix.php

@@ -1,27 +1,25 @@
 <?php declare(strict_types = 1);
 
-shell_exec('php vendor/bin/phpunit --list-tests-xml test-list.xml');
+shell_exec('php vendor/bin/phpunit --group levels --list-tests-xml test-list.xml');
 
 $simpleXml = simplexml_load_file('test-list.xml');
 if ($simpleXml === false) {
 	throw new RuntimeException('Error loading test-list.xml');
 }
 
 $testFilters = [];
-foreach($simpleXml->testCaseClass as $testCaseClass) {
-	foreach($testCaseClass->testCaseMethod as $testCaseMethod) {
-		if ((string) $testCaseMethod['groups'] !== 'levels') {
-			continue;
-		}
-
-		$testCaseName = (string) $testCaseMethod['id'];
+foreach($simpleXml->tests as $testClasses) {
+	foreach($testClasses->testClass as $testClass) {
+		foreach($testClass->testMethod as $testMethod) {
+			$testCaseName = (string)$testMethod['id'];
 
-		[$className, $testName] = explode('::', $testCaseName, 2);
-		$fileName = 'tests/'. str_replace('\\', DIRECTORY_SEPARATOR, $className) . '.php';
+			[$className, $testName] = explode('::', $testCaseName, 2);
+			$fileName = 'tests/' . str_replace('\\', DIRECTORY_SEPARATOR, $className) . '.php';
 
-		$filter = str_replace('\\', '\\\\', $testCaseName);
+			$filter = str_replace('\\', '\\\\', $testCaseName);
 
-		$testFilters[] = sprintf("%s --filter %s", escapeshellarg($fileName), escapeshellarg($filter));
+			$testFilters[] = sprintf("%s --filter %s", escapeshellarg($fileName), escapeshellarg($filter));
+		}
 	}
 }