List<? extends Certificate> certificates = path.getCertificates();
Certificate certificate = certificates.get(0);
assertEquals("unexpected certificate type", "X.509", certificate
.getType());
X509Certificate x509Certificate = (X509Certificate) certificate;
X500Principal subjectX500Principal = x509Certificate
.getSubjectX500Principal();
X500Principal expectedPrincipal = new X500Principal(
"CN=Android CTS, OU=Android, O=Android, L=Android, ST=Android, C=AN");
assertEquals("unexpected principal", expectedPrincipal,
subjectX500Principal);