def get_invalidation(distribution_id, invalidation_id)
distribution = self.data[:distributions][distribution_id]
unless distribution
Fog::CDN::AWS::Mock.error(:no_such_distribution)
end
invalidation = self.data[:invalidations][distribution_id][invalidation_id]
unless invalidation
Fog::CDN::AWS::Mock.error(:no_such_invalidation)
end
if invalidation['Status'] == 'InProgress' && (Time.now - Time.parse(invalidation['CreateTime']) >= Fog::Mock.delay * 2)
invalidation['Status'] = 'Completed'
distribution['InProgressInvalidationBatches'] -= 1
end
response = Excon::Response.new
response.status = 200
response.body = invalidation
response
end