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Refactor race condition reblog service spec (#24526)

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Matt Jankowski 2023-04-14 08:42:10 -04:00 committed by GitHub
parent b0800d602e
commit 10f0de4212
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1 changed files with 17 additions and 5 deletions
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22
spec/services/reblog_service_spec.rb
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@ -35,13 +35,25 @@ RSpec.describe ReblogService, type: :service do
end
context 'when the reblogged status is discarded in the meantime' do
let(:status) { Fabricate(:status, account: alice, visibility: :public) }
let(:status) { Fabricate(:status, account: alice, visibility: :public, text: 'discard-status-text') }
# Add a callback to discard the status being reblogged after the
# validations pass but before the database commit is executed.
before do
# Update the in-database attribute without reflecting the change in
# the object. This cannot simulate all race conditions, but it is
# pretty close.
Status.where(id: status.id).update_all(deleted_at: Time.now.utc) # rubocop:disable Rails/SkipsModelValidations
Status.class_eval do
before_save :discard_status
def discard_status
Status
.where(id: reblog_of_id)
.where(text: 'discard-status-text')
.update_all(deleted_at: Time.now.utc) # rubocop:disable Rails/SkipsModelValidations
end
end
end
# Remove race condition simulating `discard_status` callback.
after do
Status._save_callbacks.delete(:discard_status)
end
it 'raises an exception' do