Tests failing with seed 49750

[zakak]

Reproducible with bundle exec rspec spec --seed 49750.

See errors in Travis.

Discovered in #686 but fails with any DB.

[zakak]

Commenting this line or skipping the enclosing test passes the other tests.
spec/generators/install_generator_spec.rb#62

Object.send :remove_const, :User

bundle exec rspec --seed 49750 spec/generators/install_generator_spec.rb spec/models/topic_spec.rb fails at spec/models/topic_spec.rb#95

# fails
expect(topic.subscriptions.last.subscriber).to eq(subscription_user)
# passes
expect(topic.subscriptions.last.subscriber.attributes).to eq(subscription_user.attributes)
# fails
expect(topic.subscriptions.last.subscriber.class).to eq(subscription_user.class)

[radar]

Good find. Thanks for doing this work, @zakak!