feat: skips on windows

src/PendingCalls/TestCall.php

@@ -172,6 +172,17 @@ final class TestCall
         return $this;
     }
 
+    /**
+     * Skips the current test if the given test is running on Windows.
+     */
+    public function skipOnWindows(): self
+    {
+        return $this->skip(
+            PHP_OS_FAMILY === 'Windows',
+            'This test is skipped on Windows.',
+        );
+    }
+
     /**
      * Sets the test as "todo".
      */