func (s *localServerSuite) TestFindImageInvalidInstanceConstraint(c *gc.C) {
// Prevent falling over to the public datasource.
s.PatchValue(&imagemetadata.DefaultBaseURL, "")
env := s.Open(c)
_, err := openstack.FindInstanceSpec(env, "precise", "amd64", "instance-type=m1.large")
c.Assert(err, gc.ErrorMatches, `invalid instance type "m1.large"`)
}
func (s *localServerSuite) TestFindImageInstanceConstraint(c *gc.C) {
// Prevent falling over to the public datasource.
s.PatchValue(&imagemetadata.DefaultBaseURL, "")
env := s.Open(c)
spec, err := openstack.FindInstanceSpec(env, "precise", "amd64", "instance-type=m1.tiny")
c.Assert(err, gc.IsNil)
c.Assert(spec.InstanceType.Name, gc.Equals, "m1.tiny")
}
func (s *localServerSuite) TestFindImageBadDefaultImage(c *gc.C) {
// Prevent falling over to the public datasource.
s.PatchValue(&imagemetadata.DefaultBaseURL, "")
env := s.Open(c)
// An error occurs if no suitable image is found.
_, err := openstack.FindInstanceSpec(env, "saucy", "amd64", "mem=1G")
c.Assert(err, gc.ErrorMatches, `no "saucy" images in some-region with arches \[amd64\]`)
}