def test_loan_becomes_hold_if_no_available_copies_and_preexisting_loan(
self):
# Once upon a time, we had a loan for this book.
loan, ignore = self.pool.loan_to(self.patron)
loan.start = self.YESTERDAY
# But no longer! What's more, other patrons have taken all the
# copies!
self.remote.queue_checkout(NoAvailableCopies())
holdinfo = HoldInfo(self.pool.collection, self.pool.data_source,
self.identifier.type, self.identifier.identifier,
None, None, 10)
self.remote.queue_hold(holdinfo)
eq_([], self.remote.availability_updated_for)
# As such, an attempt to renew our loan results in us actually
# placing a hold on the book.
loan, hold, is_new = self.borrow()
eq_(None, loan)
eq_(True, is_new)
eq_(self.pool, hold.license_pool)
eq_(self.patron, hold.patron)
# When NoAvailableCopies was raised, the circulation
# information for the book was immediately updated, to reduce
# the risk that other patrons would encounter the same
# problem.
eq_([self.pool], self.remote.availability_updated_for)
def test_hold_sends_analytics_event(self):
self.remote.queue_checkout(NoAvailableCopies())
holdinfo = HoldInfo(self.pool.collection, self.pool.data_source,
self.identifier.type, self.identifier.identifier,
None, None, 10)
self.remote.queue_hold(holdinfo)
loan, hold, is_new = self.borrow()
# The Hold looks good.
eq_(holdinfo.identifier, hold.license_pool.identifier.identifier)
eq_(self.patron, hold.patron)
eq_(None, loan)
eq_(True, is_new)
# An analytics event was created.
eq_(1, self.analytics.count)
eq_(CirculationEvent.CM_HOLD_PLACE, self.analytics.event_type)
# Try to 'borrow' the same book again.
self.remote.queue_checkout(AlreadyOnHold())
loan, hold, is_new = self.borrow()
eq_(False, is_new)
# Since the hold already existed, no new analytics event was
# sent.
eq_(1, self.analytics.count)
def test_loan_becomes_hold_if_no_available_copies(self):
# We want to borrow this book but there are no copies.
self.remote.queue_checkout(NoAvailableCopies())
self.remote.queue_hold(
HoldInfo(self.identifier.type, self.identifier.identifier, None,
None, 10))
# As such, an attempt to renew our loan results in us actually
# placing a hold on the book.
loan, hold, is_new = self.borrow()
eq_(None, loan)
eq_(True, is_new)
eq_(self.pool, hold.license_pool)
eq_(self.patron, hold.patron)
def test_borrow_creates_hold_if_api_returns_hold_info(self):
# There are no available copies, but the remote API
# places a hold for us right away instead of raising
# an error.
holdinfo = HoldInfo(self.pool.collection, self.pool.data_source,
self.identifier.type, self.identifier.identifier,
None, None, 10)
self.remote.queue_checkout(holdinfo)
# As such, an attempt to borrow results in us actually
# placing a hold on the book.
loan, hold, is_new = self.borrow()
eq_(None, loan)
eq_(True, is_new)
eq_(self.pool, hold.license_pool)
eq_(self.patron, hold.patron)
def test_borrow_hold_limit_reached(self):
# The hold limit is 1, and the patron has a previous hold.
self.patron.library.setting(Configuration.HOLD_LIMIT).value = 1
other_pool = self._licensepool(None)
other_pool.open_access = False
other_pool.on_hold_to(self.patron)
now = datetime.now()
holdinfo = HoldInfo(self.pool.collection, self.pool.data_source,
self.pool.identifier.type,
self.pool.identifier.identifier, now,
now + timedelta(seconds=3600), 10)
self.remote.queue_checkout(NoAvailableCopies())
self.remote.queue_hold(holdinfo)
assert_raises(PatronHoldLimitReached, self.borrow)
# If we increase the limit, borrow succeeds.
self.patron.library.setting(Configuration.HOLD_LIMIT).value = 2
self.remote.queue_checkout(NoAvailableCopies())
loan, hold, is_new = self.borrow()
assert hold != None
def test_hold_sends_analytics_event(self):
self.remote.queue_checkout(NoAvailableCopies())
holdinfo = HoldInfo(self.identifier.type, self.identifier.identifier,
None, None, 10)
self.remote.queue_hold(holdinfo)
config = {
Configuration.POLICIES: {
Configuration.ANALYTICS_POLICY:
["core.mock_analytics_provider"]
}
}
with temp_config(config) as config:
provider = MockAnalyticsProvider()
analytics = Analytics.initialize(['core.mock_analytics_provider'],
config)
loan, hold, is_new = self.borrow()
# The Hold looks good.
eq_(holdinfo.identifier, hold.license_pool.identifier.identifier)
eq_(self.patron, hold.patron)
eq_(None, loan)
eq_(True, is_new)
# An analytics event was created.
mock = Analytics.instance().providers[0]
eq_(1, mock.count)
eq_(CirculationEvent.CM_HOLD_PLACE, mock.event_type)
# Try to 'borrow' the same book again.
self.remote.queue_checkout(AlreadyOnHold())
loan, hold, is_new = self.borrow()
eq_(False, is_new)
# Since the hold already existed, no new analytics event was
# sent.
eq_(1, mock.count)
def add_remote_hold(self, *args, **kwargs):
self.remote_holds.append(HoldInfo(*args, **kwargs))