Avoid calling dirname(false)

sebastianbergmann · Apr 27, 2019 · 9c2fcfd · 9c2fcfd
1 parent 25ab7f8
commit 9c2fcfd
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/TextUI/TestRunner.php b/src/TextUI/TestRunner.php
@@ -195,7 +195,13 @@ public function doRun(Test $suite, array $arguments = [], bool $exit = true): Te
                     $cacheLocation = $_SERVER['PHP_SELF'];
                 }
 
-                $arguments['cacheResultFile'] = \dirname(\realpath($cacheLocation));
+                $arguments['cacheResultFile'] = null;
+
+                $cacheResultFile = \realpath($cacheLocation);
+
+                if ($cacheResultFile !== false) {
+                    $arguments['cacheResultFile'] = \dirname($cacheResultFile);
+                }
             }
 
             $cache              = new TestResultCache($arguments['cacheResultFile']);