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Viewing changes to juju/providers/maas/tests/test_launch.py

  • Committer: Kapil Thangavelu
  • Date: 2012-10-20 19:23:22 UTC
  • mfrom: (605.1.11 rapi-delta)
  • Revision ID: kapil@canonical.com-20121020192322-z34z59siiyz7lhcz
Merged svc-change-units into export-import.

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juju/providers/maas/tests/test_launch.py
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from StringIO import StringIO
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from twisted.internet import defer
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from twisted.internet.defer import inlineCallbacks
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from twisted.web.error import Error
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from juju.errors import ProviderError
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from juju.lib.mocker import ANY
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        provider = self._get_provider(
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            FakeMAASHTTPConnectionWithNoAvailableNodes)
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        machine_data = {
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            "machine-id": "foo", "constraints": {"maas-name": None}}
 
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            "machine-id": "foo", "constraints": {"ubuntu-series": "splendid"}}
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        d = provider.start_machine(machine_data)
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        # These arbitrary fake failure values come from
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        # Try to start up that node using the fake MAAS.
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        provider = self._get_provider(FakeMAASHTTPConnection)
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        machine_data = {
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            "machine-id": machine_id, "constraints": {"maas-name": None}}
 
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            "machine-id": "foo", "constraints": {"ubuntu-series": "splendid"}}
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        machine_list = yield provider.start_machine(machine_data)
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        # Test that it returns a list containing a single MAASMachine
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        self.assertEqual("moon", target_node["hostname"])
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        machine_id = "foo"
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        provider = self._get_provider(FakeMAASHTTPConnection)
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        constraints = {"maas-name": "moon"}
 
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        constraints = {"maas-name": "moon", "ubuntu-series": "splendid"}
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        machine_data = {"machine-id": machine_id, "constraints": constraints}
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        machine_list = yield provider.start_machine(machine_data)
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        # The following operations happen in sequence.
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        mocker.order()
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        # First, the node is acquired.
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        mock_client.acquire_node({"maas-name": None})
 
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        mock_client.acquire_node({"ubuntu-series": "precise"})
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        mocker.result({"resource_uri": "/node/123"})
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        # Second, the node is started. We simulate a failure at this stage.
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        mock_client.start_node("/node/123", ANY)
 
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        mock_client.start_node("/node/123", "precise", ANY)
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        mocker.throw(ZeroDivisionError)
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        # Last, the node is released.
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        mock_client.release_node("/node/123")
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        mocker.replay()
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        return self.assertFailure(
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            MAASLaunchMachine(mock_provider, {"maas-name": None}).run("fred"),
 
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            MAASLaunchMachine(mock_provider,
 
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                              {"ubuntu-series": "precise"}).run("fred"),
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            ZeroDivisionError)