def test_hasPresentKey(self):
        hostsFile = self.loadSampleHostsFile()
        self.assertEqual(True, hostsFile.hasHostKey(
                "www.twistedmatrix.com", Key.fromString(sampleKey)))
L{KnownHostsFile.hasHostKey} returns C{True} when a key for the given
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/test/test_knownhosts.py/KnownHostsDatabaseTests.test_hasPresentKey