def test_precise_only_constraints(self):
provider = MachineProvider("blah", CONFIG)
cs = yield provider.get_constraint_set()
e = self.assertRaises(
ConstraintError, cs.parse([]).with_series, "not-precise")
self.assertEquals(
str(e),
"Bad 'ubuntu-series' constraint 'not-precise': MAAS currently "
"only provisions machines running precise")
def test_constraints(self):
provider = MachineProvider("blah", CONFIG)
cs = yield provider.get_constraint_set()
self.assertEquals(cs.parse([]), {
"provider-type": "maas",
"ubuntu-series": None,
"maas-name": None})
self.assertEquals(cs.parse(["maas-name=totoro"]), {
"provider-type": "maas",
"ubuntu-series": None,
"maas-name": "totoro"})
bill = cs.parse(["maas-name=bill"]).with_series("precise")
ben = cs.parse(["maas-name=ben"]).with_series("precise")
nil = cs.parse([]).with_series("precise")
self.assertTrue(bill.can_satisfy(bill))
self.assertTrue(bill.can_satisfy(nil))
self.assertTrue(ben.can_satisfy(ben))
self.assertTrue(ben.can_satisfy(nil))
self.assertTrue(nil.can_satisfy(nil))
self.assertFalse(nil.can_satisfy(bill))
self.assertFalse(nil.can_satisfy(ben))
self.assertFalse(ben.can_satisfy(bill))
self.assertFalse(bill.can_satisfy(ben))
