public void testUnicodeChars() throws Exception { File file = new File("unicodeáéíóú"); if (file.exists()) { if (!file.delete()) { fail("Unable to delete file: " + file); } } try { if (!file.mkdirs()) { fail("Unable to create directory: " + file); } Ruby runtime; RubyInstanceConfig.nativeEnabled = false; runtime = Ruby.newInstance(); JRubyFile rubyFile = RubyFile.file(RubyString.newString(runtime, file.getAbsolutePath())); assertTrue(rubyFile.exists()); assertTrue(file.exists()); assertTrue(file.isDirectory()); try { assertTrue(runtime.getPosix().stat(rubyFile.getAbsolutePath()).isDirectory()); } catch (Exception e) { throw new RuntimeException("Expecting posix layer to work properly", e); } } finally { if (file.exists()) { file.delete(); } } }