Fix up test code that creates a HostingServiceAccount.

Review Request #8700 — Created Jan. 31, 2017 and submitted — Latest diff uploaded

Information

Review Board
release-3.0.x
9184541...

Reviewers

The code that creates a new HostingServiceAccount for use in unit tests was
creating the object but not saving it, which would cause problems if we then
tried to create a relation to it when running within Django 1.8's atomic test
cases.

Ran unit tests on Django 1.6 and 1.8.