Add a (failing :() test re: ECDSA private keys

Re paramiko#218

tests/test_client.py

@@ -148,6 +148,40 @@ def test_2_client_dsa(self):
         stdout.close()
         stderr.close()
 
+    def test_2_5_client_ecdsa(self):
+        """
+        verify that SSHClient works with an ECDSA key.
+        """
+        threading.Thread(target=self._run).start()
+        host_key = paramiko.RSAKey.from_private_key_file(test_path('test_rsa.key'))
+        public_host_key = paramiko.RSAKey(data=host_key.asbytes())
+
+        self.tc = paramiko.SSHClient()
+        self.tc.get_host_keys().add('[%s]:%d' % (self.addr, self.port), 'ssh-rsa', public_host_key)
+        self.tc.connect(self.addr, self.port, username='slowdive', key_filename=test_path('test_ecdsa.key'))
+
+        self.event.wait(1.0)
+        self.assertTrue(self.event.isSet())
+        self.assertTrue(self.ts.is_active())
+        self.assertEqual('slowdive', self.ts.get_username())
+        self.assertEqual(True, self.ts.is_authenticated())
+
+        stdin, stdout, stderr = self.tc.exec_command('yes')
+        schan = self.ts.accept(1.0)
+
+        schan.send('Hello there.\n')
+        schan.send_stderr('This is on stderr.\n')
+        schan.close()
+
+        self.assertEqual('Hello there.\n', stdout.readline())
+        self.assertEqual('', stdout.readline())
+        self.assertEqual('This is on stderr.\n', stderr.readline())
+        self.assertEqual('', stderr.readline())
+
+        stdin.close()
+        stdout.close()
+        stderr.close()
+
     def test_3_multiple_key_files(self):
         """
         verify that SSHClient accepts and tries multiple key files.