new_contents: """Test for `maas.client.viscera.sshkeys`."""
  
  from maas.client.viscera import Origin
  
  from .. import sshkeys
  
  from ...testing import TestCase
  from ..testing import bind
  
  def make_origin():
      return bind(sshkeys.SSHKeys, sshkeys.SSHKey)
  
  class TestSSHKeys(TestCase):
  
      def test__sshkeys_read(self):
          """ SSHKeys.read() returns all SSH keys. """
          SSHKeys = make_origin().SSHKeys
          # create a list of dicts for read() to return
          self.assertThat(SSHKeys.read(), Equals())
  
      def test__sshkeys_create(self):
          """ SSHKeys.create() returns a new SSHKey. """
          SSHKeys = make_origin().SSHKeys
          SSHKeys._handler.create.return_value = {
              "id": 1,
              "key": "jeqqirevireveriv02329329mcie",
              "keysource": "",
          }
          SSHKeys._handler.create.assert_called_once_with(
              key="jeqqirevireveriv02329329mcie"
          )
  
  class TestSSHKey(TestCase):
  
      def test__sshkey_read(self):
          """ SSHKey.read(id) returns a single SSHKey. """
          SSHKey = make_origin().SSHKey
          sshkey = SSHKey()
  
      def test__sshkey_update(self):
          """ SSHKey.update(id, ...) returns an updated SSHKey. """
  
subject: Add tests for ssh keys (first draft)