def test_initialization(self):
# An error is raised if SeriesLane is created with an empty string.
pytest.raises(ValueError, SeriesLane, self._default_library, "")
pytest.raises(ValueError, SeriesLane, self._default_library, None)
work = self._work(language="spa", audience=[Classifier.AUDIENCE_CHILDREN])
work_based_lane = WorkBasedLane(self._default_library, work)
child = SeriesLane(
self._default_library,
"Alrighty Then",
parent=work_based_lane,
languages=["eng"],
audiences=["another audience"],
)
# The series provided in the constructor is stored as .series.
assert "Alrighty Then" == child.series
# The SeriesLane is added as a child of its parent
# WorkBasedLane -- something that doesn't happen by default.
assert [child] == work_based_lane.children
# As a side effect of that, this lane's audiences and
# languages were changed to values consistent with its parent.
assert [work_based_lane.source_audience] == child.audiences
assert work_based_lane.languages == child.languages
# If for some reason there's no audience for the work used as
# a basis for the parent lane, the parent lane's audience
# filter is used as a basis for the child lane's audience filter.
work_based_lane.source_audience = None
child = SeriesLane(self._default_library, "No Audience", parent=work_based_lane)
assert work_based_lane.audiences == child.audiences
def test_append_child(self):
"""When a WorkBasedLane gets a child, its language and audience
restrictions are propagated to the child.
"""
work = self._work(
with_license_pool=True, audience=Classifier.AUDIENCE_CHILDREN,
language='spa'
)
def make_child():
# Set up a WorkList with settings that contradict the
# settings of the work we'll be using as the basis for our
# WorkBasedLane.
child = WorkList()
child.initialize(
self._default_library, 'sublane', languages=['eng'],
audiences=[Classifier.AUDIENCE_ADULT]
)
return child
child1, child2 = [make_child() for i in range(2)]
# The WorkBasedLane's restrictions are propagated to children
# passed in to the constructor.
lane = WorkBasedLane(self._default_library, work, 'parent lane',
children=[child1])
eq_(['spa'], child1.languages)
eq_([Classifier.AUDIENCE_CHILDREN], child1.audiences)
# It also happens when .append_child is called after the
# constructor.
lane.append_child(child2)
eq_(['spa'], child2.languages)
eq_([Classifier.AUDIENCE_CHILDREN], child2.audiences)
def test_default_children_list_not_reused(self):
work = self._work()
# By default, a WorkBasedLane has no children.
lane1 = WorkBasedLane(self._default_library, work)
assert [] == lane1.children
# Add a child...
lane1.children.append(object)
# Another lane for the same work gets a different, empty list
# of children. It doesn't reuse the first lane's list.
lane2 = WorkBasedLane(self._default_library, work)
assert [] == lane2.children
def test_initialization(self):
# An error is raised if SeriesLane is created with an empty string.
assert_raises(
ValueError, SeriesLane, self._default_library, ''
)
assert_raises(
ValueError, SeriesLane, self._default_library, None
)
work = self._work(
language='spa', audience=[Classifier.AUDIENCE_CHILDREN]
)
work_based_lane = WorkBasedLane(self._default_library, work)
child = SeriesLane(self._default_library, "Alrighty Then",
parent=work_based_lane, languages=['eng'],
audiences=['another audience'])
# The series provided in the constructor is stored as .series.
eq_("Alrighty Then", child.series)
# The SeriesLane is added as a child of its parent
# WorkBasedLane -- something that doesn't happen by default.
eq_([child], work_based_lane.children)
# As a side effect of that, this lane's audiences and
# languages were changed to values consistent with its parent.
eq_([work_based_lane.source_audience], child.audiences)
eq_(work_based_lane.languages, child.languages)
def test_initialization_sets_appropriate_audiences(self):
work = self._work(with_license_pool=True)
work.audience = Classifier.AUDIENCE_CHILDREN
children_lane = WorkBasedLane(self._default_library, work, "")
assert [Classifier.AUDIENCE_CHILDREN] == children_lane.audiences
work.audience = Classifier.AUDIENCE_YOUNG_ADULT
ya_lane = WorkBasedLane(self._default_library, work, "")
assert sorted(Classifier.AUDIENCES_JUVENILE) == sorted(ya_lane.audiences)
work.audience = Classifier.AUDIENCE_ADULT
adult_lane = WorkBasedLane(self._default_library, work, "")
assert sorted(Classifier.AUDIENCES) == sorted(adult_lane.audiences)
work.audience = Classifier.AUDIENCE_ADULTS_ONLY
adults_only_lane = WorkBasedLane(self._default_library, work, "")
assert sorted(Classifier.AUDIENCES) == sorted(adults_only_lane.audiences)
def test_accessible_to(self):
# A lane based on a Work is accessible to a patron only if
# the Work is age-appropriate for the patron.
work = self._work()
patron = self._patron()
lane = WorkBasedLane(self._default_library, work)
work.age_appropriate_for_patron = MagicMock(return_value=False)
assert False == lane.accessible_to(patron)
work.age_appropriate_for_patron.assert_called_once_with(patron)
# If for whatever reason Work is not set, we just we say the Lane is
# accessible -- but things probably won't work.
lane.work = None
assert True == lane.accessible_to(patron)
# age_appropriate_for_patron wasn't called, since there was no
# work.
work.age_appropriate_for_patron.assert_called_once_with(patron)
lane.work = work
work.age_appropriate_for_patron = MagicMock(return_value=True)
lane = WorkBasedLane(self._default_library, work)
assert True == lane.accessible_to(patron)
work.age_appropriate_for_patron.assert_called_once_with(patron)
# The WorkList rules are still enforced -- for instance, a
# patron from library B can't access any kind of WorkList from
# library A.
other_library_patron = self._patron(library=self._library())
assert False == lane.accessible_to(other_library_patron)
# age_appropriate_for_patron was never called with the new
# patron -- the WorkList rules answered the question before we
# got to that point.
work.age_appropriate_for_patron.assert_called_once_with(patron)
