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# Author: Matt Giuca, Will Grant
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"""Database utilities and content classes.
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Database Classes and Utilities for Storm ORM
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This module provides all of the classes which map to database tables.
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It also provides miscellaneous utility functions for database interaction.
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from storm.locals import create_database, Store, Int, Unicode, DateTime, \
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Reference, ReferenceSet, Bool, Storm, Desc
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from storm.expr import Select, Max
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from storm.exceptions import NotOneError, IntegrityError
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from ivle.worksheet.rst import rst
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__all__ = ['get_store',
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'Subject', 'Semester', 'Offering', 'Enrolment',
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'ProjectSet', 'Project', 'ProjectGroup', 'ProjectGroupMembership',
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'Assessed', 'ProjectSubmission', 'ProjectExtension',
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'Exercise', 'Worksheet', 'WorksheetExercise',
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'ExerciseSave', 'ExerciseAttempt',
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'TestCase', 'TestSuite', 'TestSuiteVar'
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'AlreadyEnrolledError', 'TestCase', 'TestSuite'
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def _kwarg_init(self, **kwargs):
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% (self.__class__.__name__, k))
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setattr(self, k, v)
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def get_conn_string(config):
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"""Create a Storm connection string to the IVLE database
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@param config: The IVLE configuration.
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if config['database']['username']:
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clusterstr += config['database']['username']
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if config['database']['password']:
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clusterstr += ':' + config['database']['password']
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host = config['database']['host'] or 'localhost'
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port = config['database']['port'] or 5432
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clusterstr += '%s:%d' % (host, port)
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return "postgres://%s/%s" % (clusterstr, config['database']['name'])
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def get_store(config):
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"""Create a Storm store connected to the IVLE database.
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@param config: The IVLE configuration.
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return Store(create_database(get_conn_string(config)))
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def get_conn_string():
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Returns the Storm connection string, generated from the conf file.
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return "postgres://%s:%s@%s:%d/%s" % (ivle.conf.db_user,
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ivle.conf.db_password, ivle.conf.db_host, ivle.conf.db_port,
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Open a database connection and transaction. Return a storm.store.Store
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instance connected to the configured IVLE database.
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return Store(create_database(get_conn_string()))
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"""An IVLE user account."""
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Represents an IVLE user.
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__storm_table__ = "login"
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id = Int(primary=True, name="loginid")
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passhash = Unicode()
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pass_exp = DateTime()
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'''A sanely ordered list of all of the user's enrolments.'''
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return self._get_enrolments(False)
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def get_projects(self, offering=None, active_only=True):
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"""Find projects that the user can submit.
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This will include projects for offerings in which the user is
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enrolled, as long as the project is not in a project set which has
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groups (ie. if maximum number of group members is 0).
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@param active_only: Whether to only search active offerings.
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@param offering: An optional offering to restrict the search to.
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return Store.of(self).find(Project,
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Project.project_set_id == ProjectSet.id,
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ProjectSet.max_students_per_group == None,
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ProjectSet.offering_id == Offering.id,
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(offering is None) or (Offering.id == offering.id),
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Semester.id == Offering.semester_id,
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(not active_only) or (Semester.state == u'current'),
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Enrolment.offering_id == Offering.id,
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Enrolment.user_id == self.id)
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def hash_password(password):
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"""Hash a password with MD5."""
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return hashlib.md5(password).hexdigest()
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return md5.md5(password).hexdigest()
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def get_by_login(cls, store, login):
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"""Find a user in a store by login name."""
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Get the User from the db associated with a given store and
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return store.find(cls, cls.login == unicode(login)).one()
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def get_permissions(self, user):
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"""Determine privileges held by a user over this object.
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If the user requesting privileges is this user or an admin,
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they may do everything. Otherwise they may do nothing.
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if user and user.admin or user is self:
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return set(['view_public', 'view', 'edit', 'submit_project'])
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if user and user.rolenm == 'admin' or user is self:
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return set(['view', 'edit'])
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return set(['view_public'])
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# SUBJECTS AND ENROLMENTS #
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class Subject(Storm):
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"""A subject (or course) which is run in some semesters."""
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__storm_table__ = "subject"
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id = Int(primary=True, name="subjectid")
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code = Unicode(name="subj_code")
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name = Unicode(name="subj_name")
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short_name = Unicode(name="subj_short_name")
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offerings = ReferenceSet(id, 'Offering.subject_id')
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return "<%s '%s'>" % (type(self).__name__, self.short_name)
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def get_permissions(self, user):
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"""Determine privileges held by a user over this object.
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If the user requesting privileges is an admin, they may edit.
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Otherwise they may only read.
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if user is not None:
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perms.add('view')
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if user.rolenm == 'admin':
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def active_offerings(self):
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"""Find active offerings for this subject.
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Return a sequence of currently active offerings for this subject
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(offerings whose semester.state is "current"). There should be 0 or 1
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elements in this sequence, but it's possible there are more.
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return self.offerings.find(Offering.semester_id == Semester.id,
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Semester.state == u'current')
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def offering_for_semester(self, year, semester):
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"""Get the offering for the given year/semester, or None.
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@param year: A string representation of the year.
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@param semester: A string representation of the semester.
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return self.offerings.find(Offering.semester_id == Semester.id,
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Semester.year == unicode(year),
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Semester.semester == unicode(semester)).one()
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class Semester(Storm):
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"""A semester in which subjects can be run."""
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__storm_table__ = "semester"
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id = Int(primary=True, name="semesterid")
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semester = Unicode()
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offerings = ReferenceSet(id, 'Offering.semester_id')
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enrolments = ReferenceSet(id,
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'Offering.semester_id',
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'Enrolment.offering_id')
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__init__ = _kwarg_init
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return "<%s %r in %r>" % (type(self).__name__, self.subject,
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def enrol(self, user, role=u'student'):
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"""Enrol a user in this offering.
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Enrolments handle both the staff and student cases. The role controls
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the privileges granted by this enrolment.
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enrolment = Store.of(self).find(Enrolment,
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Enrolment.user_id == user.id,
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Enrolment.offering_id == self.id).one()
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if enrolment is None:
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enrolment = Enrolment(user=user, offering=self)
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self.enrolments.add(enrolment)
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enrolment.active = True
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enrolment.role = role
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def unenrol(self, user):
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'''Unenrol a user from this offering.'''
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enrolment = Store.of(self).find(Enrolment,
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Enrolment.user_id == user.id,
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Enrolment.offering_id == self.id).one()
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Store.of(enrolment).remove(enrolment)
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def get_permissions(self, user):
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enrolment = self.get_enrolment(user)
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if enrolment or user.admin:
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if (enrolment and enrolment.role in (u'tutor', u'lecturer')) \
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# XXX Bug #493945 -- should tutors have these permissions?
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# Potentially move into the next category (lecturer & admin)
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perms.add('enrol') # Can see enrolment screen at all
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perms.add('enrol_student') # Can enrol students
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if (enrolment and enrolment.role in (u'lecturer')) or user.admin:
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perms.add('enrol_tutor') # Can enrol tutors
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perms.add('enrol_lecturer') # Can enrol lecturers
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def get_enrolment(self, user):
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"""Find the user's enrolment in this offering."""
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enrolment = self.enrolments.find(user=user).one()
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def get_members_by_role(self, role):
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return Store.of(self).find(User,
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Enrolment.user_id == User.id,
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Enrolment.offering_id == self.id,
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Enrolment.role == role
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).order_by(User.login)
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return self.get_members_by_role(u'student')
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def get_open_projects_for_user(self, user):
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"""Find all projects currently open to submissions by a user."""
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# XXX: Respect extensions.
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return self.projects.find(Project.deadline > datetime.datetime.now())
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def enrol(self, user):
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'''Enrol a user in this offering.'''
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# We'll get a horrible database constraint violation error if we try
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# to add a second enrolment.
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if Store.of(self).find(Enrolment,
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Enrolment.user_id == user.id,
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Enrolment.offering_id == self.id).count() == 1:
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raise AlreadyEnrolledError()
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e = Enrolment(user=user, offering=self, active=True)
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self.enrolments.add(e)
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class Enrolment(Storm):
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"""An enrolment of a user in an offering.
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This represents the roles of both staff and students.
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__storm_table__ = "enrolment"
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__storm_primary__ = "user_id", "offering_id"
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return "<%s %d in %r>" % (type(self).__name__, self.id,
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def get_permissions(self, user):
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return self.offering.get_permissions(user)
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def get_groups_for_user(self, user):
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"""List all groups in this offering of which the user is a member."""
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return Store.of(self).find(
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ProjectGroupMembership.user_id == user.id,
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ProjectGroupMembership.project_group_id == ProjectGroup.id,
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ProjectGroup.project_set_id == self.id)
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def get_submission_principal(self, user):
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"""Get the principal on behalf of which the user can submit.
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If this is a solo project set, the given user is returned. If
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the user is a member of exactly one group, all the group is
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returned. Otherwise, None is returned.
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groups = self.get_groups_for_user(user)
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if groups.count() == 1:
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return self.max_students_per_group is not None
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"""Get the entities (groups or users) assigned to submit this project.
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This will be a Storm ResultSet.
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#If its a solo project, return everyone in offering
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return self.project_groups
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return self.offering.students
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class DeadlinePassed(Exception):
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"""An exception indicating that a project cannot be submitted because the
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deadline has passed."""
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return "The project deadline has passed"
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class Project(Storm):
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"""A student project for which submissions can be made."""
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__storm_table__ = "project"
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id = Int(name="projectid", primary=True)
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short_name = Unicode()
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synopsis = Unicode()
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project_set_id = Int(name="projectsetid")
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project_set = Reference(project_set_id, ProjectSet.id)
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deadline = DateTime()
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assesseds = ReferenceSet(id, 'Assessed.project_id')
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submissions = ReferenceSet(id,
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'Assessed.project_id',
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'ProjectSubmission.assessed_id')
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__init__ = _kwarg_init
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def __repr__(self):
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return "<%s '%s' in %r>" % (type(self).__name__, self.short_name,
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return "<%s '%s' in %r>" % (type(self).__name__, self.synopsis,
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self.project_set.offering)
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def can_submit(self, principal, user):
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return (self in principal.get_projects() and
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not self.has_deadline_passed(user))
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def submit(self, principal, path, revision, who):
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"""Submit a Subversion path and revision to a project.
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@param principal: The owner of the Subversion repository, and the
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entity on behalf of whom the submission is being made
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@param path: A path within that repository to submit.
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@param revision: The revision of that path to submit.
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@param who: The user who is actually making the submission.
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if not self.can_submit(principal, who):
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raise DeadlinePassed()
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a = Assessed.get(Store.of(self), principal, self)
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ps = ProjectSubmission()
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ps.revision = revision
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ps.date_submitted = datetime.datetime.now()
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def get_permissions(self, user):
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return self.project_set.offering.get_permissions(user)
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def latest_submissions(self):
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"""Return the latest submission for each Assessed."""
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return Store.of(self).find(ProjectSubmission,
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Assessed.project_id == self.id,
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ProjectSubmission.assessed_id == Assessed.id,
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ProjectSubmission.date_submitted == Select(
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Max(ProjectSubmission.date_submitted),
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ProjectSubmission.assessed_id == Assessed.id,
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tables=ProjectSubmission
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def has_deadline_passed(self, user):
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"""Check whether the deadline has passed."""
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# XXX: Need to respect extensions.
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return self.deadline < datetime.datetime.now()
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def get_submissions_for_principal(self, principal):
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"""Fetch a ResultSet of all submissions by a particular principal."""
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assessed = Assessed.get(Store.of(self), principal, self)
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return assessed.submissions
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class ProjectGroup(Storm):
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"""A group of students working together on a project."""
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__storm_table__ = "project_group"
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id = Int(name="groupid", primary=True)
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return "<%s %s in %r>" % (type(self).__name__, self.name,
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self.project_set.offering)
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def display_name(self):
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"""Returns the "nice name" of the user or group."""
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def short_name(self):
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"""Returns the database "identifier" name of the user or group."""
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def get_projects(self, offering=None, active_only=True):
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'''Find projects that the group can submit.
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This will include projects in the project set which owns this group,
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unless the project set disallows groups (in which case none will be
651
@param active_only: Whether to only search active offerings.
652
@param offering: An optional offering to restrict the search to.
654
return Store.of(self).find(Project,
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Project.project_set_id == ProjectSet.id,
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ProjectSet.id == self.project_set.id,
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ProjectSet.max_students_per_group != None,
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ProjectSet.offering_id == Offering.id,
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(offering is None) or (Offering.id == offering.id),
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Semester.id == Offering.semester_id,
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(not active_only) or (Semester.state == u'current'))
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def get_permissions(self, user):
665
if user.admin or user in self.members:
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return set(['submit_project'])
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class ProjectGroupMembership(Storm):
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"""A student's membership in a project group."""
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__storm_table__ = "group_member"
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__storm_primary__ = "user_id", "project_group_id"
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return "<%s %r in %r>" % (type(self).__name__, self.user,
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self.project_group)
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class Assessed(Storm):
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"""A composite of a user or group combined with a project.
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Each project submission and extension refers to an Assessed. It is the
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sole specifier of the repository and project.
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__storm_table__ = "assessed"
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id = Int(name="assessedid", primary=True)
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user_id = Int(name="loginid")
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user = Reference(user_id, User.id)
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project_group_id = Int(name="groupid")
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project_group = Reference(project_group_id, ProjectGroup.id)
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project_id = Int(name="projectid")
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project = Reference(project_id, Project.id)
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extensions = ReferenceSet(id, 'ProjectExtension.assessed_id')
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submissions = ReferenceSet(
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id, 'ProjectSubmission.assessed_id', order_by='date_submitted')
710
return "<%s %r in %r>" % (type(self).__name__,
711
self.user or self.project_group, self.project)
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"""True if the Assessed is a group, False if it is a user."""
716
return self.project_group is not None
720
return self.project_group or self.user
723
def checkout_location(self):
724
"""Returns the location of the Subversion workspace for this piece of
725
assessment, relative to each group member's home directory."""
726
subjectname = self.project.project_set.offering.subject.short_name
728
checkout_dir_name = self.principal.short_name
730
checkout_dir_name = "mywork"
731
return subjectname + "/" + checkout_dir_name
734
def get(cls, store, principal, project):
735
"""Find or create an Assessed for the given user or group and project.
737
@param principal: The user or group.
738
@param project: The project.
741
if t not in (User, ProjectGroup):
742
raise AssertionError('principal must be User or ProjectGroup')
745
(t is User) or (cls.project_group_id == principal.id),
746
(t is ProjectGroup) or (cls.user_id == principal.id),
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cls.project_id == project.id).one()
754
a.project_group = principal
761
class ProjectExtension(Storm):
762
"""An extension granted to a user or group on a particular project.
764
The user or group and project are specified by the Assessed.
767
__storm_table__ = "project_extension"
769
id = Int(name="extensionid", primary=True)
770
assessed_id = Int(name="assessedid")
771
assessed = Reference(assessed_id, Assessed.id)
772
deadline = DateTime()
773
approver_id = Int(name="approver")
774
approver = Reference(approver_id, User.id)
777
class ProjectSubmission(Storm):
778
"""A submission from a user or group repository to a particular project.
780
The content of a submission is a single path and revision inside a
781
repository. The repository is that owned by the submission's user and
782
group, while the path and revision are explicit.
784
The user or group and project are specified by the Assessed.
787
__storm_table__ = "project_submission"
789
id = Int(name="submissionid", primary=True)
790
assessed_id = Int(name="assessedid")
791
assessed = Reference(assessed_id, Assessed.id)
794
submitter_id = Int(name="submitter")
795
submitter = Reference(submitter_id, User.id)
796
date_submitted = DateTime()
798
def get_verify_url(self, user):
799
"""Get the URL for verifying this submission, within the account of
801
# If this is a solo project, then self.path will be prefixed with the
802
# subject name. Remove the first path segment.
803
submitpath = self.path[1:] if self.path[:1] == '/' else self.path
804
if not self.assessed.is_group:
805
if '/' in submitpath:
806
submitpath = submitpath.split('/', 1)[1]
809
return "/files/%s/%s/%s?r=%d" % (user.login,
810
self.assessed.checkout_location, submitpath, self.revision)
812
388
# WORKSHEETS AND EXERCISES #
814
390
class Exercise(Storm):
815
"""An exercise for students to complete in a worksheet.
817
An exercise may be present in any number of worksheets.
820
__storm_table__ = "exercise"
391
# Note: Table "problem" is called "Exercise" in the Object layer, since
392
# it's called that everywhere else.
393
__storm_table__ = "problem"
394
#TODO: Add in a field for the user-friendly identifier
821
395
id = Unicode(primary=True, name="identifier")
823
397
description = Unicode()
826
400
include = Unicode()
829
worksheet_exercises = ReferenceSet(id,
830
'WorksheetExercise.exercise_id')
832
403
worksheets = ReferenceSet(id,
833
404
'WorksheetExercise.exercise_id',
834
405
'WorksheetExercise.worksheet_id',
838
test_suites = ReferenceSet(id,
839
'TestSuite.exercise_id',
409
test_suites = ReferenceSet(id, 'TestSuite.exercise_id')
842
411
__init__ = _kwarg_init
844
413
def __repr__(self):
845
414
return "<%s %s>" % (type(self).__name__, self.name)
847
def get_permissions(self, user):
854
elif u'lecturer' in set((e.role for e in user.active_enrolments)):
857
elif u'tutor' in set((e.role for e in user.active_enrolments)):
863
def get_description(self):
864
"""Return the description interpreted as reStructuredText."""
865
return rst(self.description)
868
"""Deletes the exercise, providing it has no associated worksheets."""
869
if (self.worksheet_exercises.count() > 0):
870
raise IntegrityError()
871
for suite in self.test_suites:
873
Store.of(self).remove(self)
417
def get_by_name(cls, store, name):
419
Get the Exercise from the db associated with a given store and name.
420
If the exercise is not in the database, creates it and inserts it
423
ex = store.find(cls, cls.name == unicode(name)).one()
426
ex = Exercise(name=unicode(name))
875
431
class Worksheet(Storm):
876
"""A worksheet with exercises for students to complete.
878
Worksheets are owned by offerings.
881
432
__storm_table__ = "worksheet"
883
434
id = Int(primary=True, name="worksheetid")
435
# XXX subject is not linked to a Subject object. This is a property of
436
# the database, and will be refactored.
884
438
offering_id = Int(name="offeringid")
885
identifier = Unicode()
439
name = Unicode(name="identifier")
887
440
assessable = Bool()
892
attempts = ReferenceSet(id, "ExerciseAttempt.worksheetid")
893
443
offering = Reference(offering_id, 'Offering.id')
895
all_worksheet_exercises = ReferenceSet(id,
445
exercises = ReferenceSet(id,
446
'WorksheetExercise.worksheet_id',
447
'WorksheetExercise.exercise_id',
449
# Use worksheet_exercises to get access to the WorksheetExercise objects
450
# binding worksheets to exercises. This is required to access the
452
worksheet_exercises = ReferenceSet(id,
896
453
'WorksheetExercise.worksheet_id')
898
# Use worksheet_exercises to get access to the *active* WorksheetExercise
899
# objects binding worksheets to exercises. This is required to access the
903
def worksheet_exercises(self):
904
return self.all_worksheet_exercises.find(active=True)
906
456
__init__ = _kwarg_init
908
458
def __repr__(self):
909
459
return "<%s %s>" % (type(self).__name__, self.name)
911
def remove_all_exercises(self):
912
"""Remove all exercises from this worksheet.
461
# XXX Refactor this - make it an instance method of Subject rather than a
462
# class method of Worksheet. Can't do that now because Subject isn't
463
# linked referentially to the Worksheet.
465
def get_by_name(cls, store, subjectname, worksheetname):
467
Get the Worksheet from the db associated with a given store, subject
468
name and worksheet name.
470
return store.find(cls, cls.subject == unicode(subjectname),
471
cls.name == unicode(worksheetname)).one()
473
def remove_all_exercises(self, store):
475
Remove all exercises from this worksheet.
914
476
This does not delete the exercises themselves. It just removes them
915
477
from the worksheet.
917
store = Store.of(self)
918
for ws_ex in self.all_worksheet_exercises:
919
if ws_ex.saves.count() > 0 or ws_ex.attempts.count() > 0:
920
raise IntegrityError()
921
479
store.find(WorksheetExercise,
922
480
WorksheetExercise.worksheet == self).remove()
924
def get_permissions(self, user):
925
return self.offering.get_permissions(user)
928
"""Returns the xml of this worksheet, converts from rst if required."""
929
if self.format == u'rst':
930
ws_xml = rst(self.data)
936
"""Deletes the worksheet, provided it has no attempts on any exercises.
938
Returns True if delete succeeded, or False if this worksheet has
939
attempts attached."""
940
for ws_ex in self.all_worksheet_exercises:
941
if ws_ex.saves.count() > 0 or ws_ex.attempts.count() > 0:
942
raise IntegrityError()
944
self.remove_all_exercises()
945
Store.of(self).remove(self)
947
482
class WorksheetExercise(Storm):
948
"""A link between a worksheet and one of its exercises.
950
These may be marked optional, in which case the exercise does not count
951
for marking purposes. The sequence number is used to order the worksheet
955
__storm_table__ = "worksheet_exercise"
957
id = Int(primary=True, name="ws_ex_id")
483
__storm_table__ = "worksheet_problem"
484
__storm_primary__ = "worksheet_id", "exercise_id"
959
486
worksheet_id = Int(name="worksheetid")
960
487
worksheet = Reference(worksheet_id, Worksheet.id)
961
exercise_id = Unicode(name="exerciseid")
488
exercise_id = Unicode(name="problemid")
962
489
exercise = Reference(exercise_id, Exercise.id)
963
490
optional = Bool()
967
saves = ReferenceSet(id, "ExerciseSave.ws_ex_id")
968
attempts = ReferenceSet(id, "ExerciseAttempt.ws_ex_id")
970
492
__init__ = _kwarg_init
972
494
def __repr__(self):
973
495
return "<%s %s in %s>" % (type(self).__name__, self.exercise.name,
974
self.worksheet.identifier)
976
def get_permissions(self, user):
977
return self.worksheet.get_permissions(user)
980
498
class ExerciseSave(Storm):
981
"""A potential exercise solution submitted by a user for storage.
983
This is not an actual tested attempt at an exercise, it's just a save of
987
__storm_table__ = "exercise_save"
988
__storm_primary__ = "ws_ex_id", "user_id"
990
ws_ex_id = Int(name="ws_ex_id")
991
worksheet_exercise = Reference(ws_ex_id, "WorksheetExercise.id")
500
Represents a potential solution to an exercise that a user has submitted
501
to the server for storage.
502
A basic ExerciseSave is just the current saved text for this exercise for
503
this user (doesn't count towards their attempts).
504
ExerciseSave may be extended with additional semantics (such as
507
__storm_table__ = "problem_save"
508
__storm_primary__ = "exercise_id", "user_id", "date"
510
exercise_id = Unicode(name="problemid")
511
exercise = Reference(exercise_id, Exercise.id)
993
512
user_id = Int(name="loginid")
994
513
user = Reference(user_id, User.id)
995
514
date = DateTime()
517
worksheet = Reference(worksheetid, Worksheet.id)
998
519
__init__ = _kwarg_init
1002
523
self.exercise.name, self.user.login, self.date.strftime("%c"))
1004
525
class ExerciseAttempt(ExerciseSave):
1005
"""An attempt at solving an exercise.
1007
This is a special case of ExerciseSave, used when the user submits a
1008
candidate solution. Like an ExerciseSave, it constitutes exercise solution
1011
In addition, it contains information about the result of the submission:
1013
- complete - True if this submission was successful, rendering this
1014
exercise complete for this user in this worksheet.
1015
- active - True if this submission is "active" (usually true).
1016
Submissions may be de-activated by privileged users for
1017
special reasons, and then they won't count (either as a
1018
penalty or success), but will still be stored.
1021
__storm_table__ = "exercise_attempt"
1022
__storm_primary__ = "ws_ex_id", "user_id", "date"
527
An ExerciseAttempt is a special case of an ExerciseSave. Like an
528
ExerciseSave, it constitutes exercise solution data that the user has
529
submitted to the server for storage.
530
In addition, it contains additional information about the submission.
531
complete - True if this submission was successful, rendering this exercise
532
complete for this user.
533
active - True if this submission is "active" (usually true). Submissions
534
may be de-activated by privileged users for special reasons, and then
535
they won't count (either as a penalty or success), but will still be
538
__storm_table__ = "problem_attempt"
539
__storm_primary__ = "exercise_id", "user_id", "date"
1024
541
# The "text" field is the same but has a different name in the DB table
1025
542
# for some reason.
1026
543
text = Unicode(name="attempt")
1027
544
complete = Bool()
1030
547
def get_permissions(self, user):
1031
548
return set(['view']) if user is self.user else set()
1033
550
class TestSuite(Storm):
1034
"""A container to group an exercise's test cases.
1036
The test suite contains some information on how to test. The function to
1037
test, variables to set and stdin data are stored here.
551
"""A Testsuite acts as a container for the test cases of an exercise."""
1040
552
__storm_table__ = "test_suite"
1041
553
__storm_primary__ = "exercise_id", "suiteid"
1044
exercise_id = Unicode(name="exerciseid")
556
exercise_id = Unicode(name="problemid")
557
exercise = Reference(exercise_id, Exercise.id)
558
test_cases = ReferenceSet(suiteid, 'TestCase.suiteid')
1045
559
description = Unicode()
1047
function = Unicode()
1049
exercise = Reference(exercise_id, Exercise.id)
1050
test_cases = ReferenceSet(suiteid, 'TestCase.suiteid', order_by="seq_no")
1051
variables = ReferenceSet(suiteid, 'TestSuiteVar.suiteid', order_by='arg_no')
1054
"""Delete this suite, without asking questions."""
1055
for variable in self.variables:
1057
for test_case in self.test_cases:
1059
Store.of(self).remove(self)
1061
562
class TestCase(Storm):
1062
"""A container for actual tests (see TestCasePart), inside a test suite.
1064
It is the lowest level shown to students on their pass/fail status."""
563
"""A TestCase is a member of a TestSuite.
565
It contains the data necessary to check if an exercise is correct"""
1066
566
__storm_table__ = "test_case"
1067
567
__storm_primary__ = "testid", "suiteid"
1071
suite = Reference(suiteid, "TestSuite.suiteid")
571
suite = Reference(suiteid, TestSuite.suiteid)
1072
572
passmsg = Unicode()
1073
573
failmsg = Unicode()
1074
test_default = Unicode() # Currently unused - only used for file matching.
575
code_type = Unicode()
1077
parts = ReferenceSet(testid, "TestCasePart.testid")
1079
__init__ = _kwarg_init
1082
for part in self.parts:
1084
Store.of(self).remove(self)
1086
class TestSuiteVar(Storm):
1087
"""A variable used by an exercise test suite.
1089
This may represent a function argument or a normal variable.
1092
__storm_table__ = "suite_variable"
1093
__storm_primary__ = "varid"
1097
var_name = Unicode()
1098
var_value = Unicode()
1099
var_type = Unicode()
1102
suite = Reference(suiteid, "TestSuite.suiteid")
1104
__init__ = _kwarg_init
1107
Store.of(self).remove(self)
1109
class TestCasePart(Storm):
1110
"""An actual piece of code to test an exercise solution."""
1112
__storm_table__ = "test_case_part"
1113
__storm_primary__ = "partid"
1118
part_type = Unicode()
1119
test_type = Unicode()
1121
filename = Unicode()
1123
test = Reference(testid, "TestCase.testid")
1125
__init__ = _kwarg_init
1128
Store.of(self).remove(self)
580
__init__ = _kwarg_init
added
removed
ivle/database.py
