def test_with_bad_app(self):
"""Testing DeleteApplication with application not in signature"""
mutation = DeleteApplication()
message = (
'Cannot delete the application "badapp". The application could '
'not be found in the signature.')
with self.assertRaisesMessage(SimulationFailure, message):
mutation.run_simulation(app_label='badapp',
project_sig=ProjectSignature(),
database_state=None)
def test_with_bad_app(self):
"""Testing DeleteApplication with application not in signature"""
mutation = DeleteApplication()
message = (
'Cannot delete the application "badapp". The application could '
'not be found in the signature.'
)
with self.assertRaisesMessage(SimulationFailure, message):
mutation.run_simulation(app_label='badapp',
project_sig=ProjectSignature(),
database_state=None)
def _perform_delete_app_test(self, sql_name, database=None):
# Simulate deletion of the app.
self.set_base_model(self.default_base_model,
extra_models=self.default_extra_models,
db_name=database)
end_sig = self.copy_sig(self.start_sig)
end_sig.pop('tests')
d = Diff(self.start_sig, end_sig)
self.assertEqual(sorted(d.deleted.keys()), ['tests'])
self.assertEqual(d.deleted['tests'], [
'TestModel', 'AppDeleteAnchor1', 'AppDeleteAnchor2',
'CustomTestModel'
])
mutation = DeleteApplication()
self.perform_simulations([mutation],
end_sig,
ignore_apps=True,
db_name=database)
test_database_sig = self.copy_sig(self.database_sig)
test_sig = self.copy_sig(self.start_sig)
app_mutator = AppMutator('tests', test_sig, test_database_sig,
database)
app_mutator.run_mutation(mutation)
sql = app_mutator.to_sql()
self.assertEqual('\n'.join(sql),
self.get_sql_mapping(sql_name, database))
def _perform_delete_app_test(self, sql_name, database=None):
# Simulate deletion of the app.
self.set_base_model(self.default_base_model,
extra_models=self.default_extra_models,
db_name=database)
end_sig = self.start_sig.clone()
end_sig.remove_app_sig('tests')
d = Diff(self.start_sig, end_sig)
self.assertEqual(sorted(six.iterkeys(d.deleted)), ['tests'])
self.assertEqual(d.deleted['tests'], [
'TestModel', 'AppDeleteAnchor1', 'AppDeleteAnchor2',
'CustomTestModel'
])
mutation = DeleteApplication()
self.perform_simulations([mutation],
end_sig,
ignore_apps=True,
db_name=database)
test_database_state = self.database_state.clone()
test_sig = self.start_sig.clone()
app_mutator = AppMutator(app_label='tests',
project_sig=test_sig,
database_state=test_database_state,
database=database)
app_mutator.run_mutation(mutation)
sql = app_mutator.to_sql()
self.assertSQLMappingEqual(sql, sql_name, database=database)
def prepare(self, **kwargs):
"""Prepare state for this task.
This will determine if the app's tables need to be deleted from
the database, and prepare the SQL for doing so.
Args:
**kwargs (dict, unused):
Keyword arguments passed for task preparation.
"""
evolver = self.evolver
mutation = DeleteApplication()
if self.is_mutation_mutable(mutation, app_label=self.app_label):
app_mutator = AppMutator.from_evolver(
evolver=evolver,
app_label=self.app_label)
app_mutator.run_mutation(mutation)
self.evolution_required = True
self.sql = app_mutator.to_sql()
self.can_simulate = True
self.new_evolutions = []
print 'MUTATIONS = ['
print ' ',
print ',\n '.join(unicode(m) for m in mutations)
print ']'
print '#----------------------'
sql.extend(app_sql)
else:
if verbosity > 1:
print 'Application %s is up to date' % app_label
# Process the purged applications if requested to do so.
if purge:
if diff.deleted:
evolution_required = True
delete_app = DeleteApplication()
purge_sql = []
for app_label in diff.deleted:
if delete_app.is_mutable(app_label, database_sig,
database):
if compile_sql or execute:
purge_sql.append('-- Purge application %s' %
app_label)
purge_sql.extend(
delete_app.mutate(app_label, database_sig,
database))
delete_app.simulate(app_label, database_sig,
database)
if not execute:
print 'MUTATIONS = ['
print ' ',
print ',\n '.join(unicode(m) for m in mutations)
print ']'
print '#----------------------'
sql.extend(app_sql)
else:
if verbosity > 1:
print 'Application %s is up to date' % app_label
# Process the purged applications if requested to do so.
if purge:
if diff.deleted:
evolution_required = True
delete_app = DeleteApplication()
purge_sql = []
for app_label in diff.deleted:
if delete_app.is_mutable(app_label, database_sig,
database):
if compile_sql or execute:
purge_sql.append('-- Purge application %s'
% app_label)
purge_sql.extend(
delete_app.mutate(app_label, database_sig,
database))
delete_app.simulate(app_label, database_sig,
database)
if not execute:
print 'MUTATIONS = ['
print ' ',
print ',\n '.join(unicode(m) for m in mutations)
print ']'
print '#----------------------'
sql.extend(app_sql)
else:
if verbosity > 1:
print 'Application %s is up to date' % app_label
# Process the purged applications if requested to do so.
if purge:
if diff.deleted:
evolution_required = True
delete_app = DeleteApplication()
purge_sql = []
for app_label in diff.deleted:
if compile_sql or execute:
purge_sql.append('-- Purge application %s' % app_label)
purge_sql.extend(delete_app.mutate(app_label, database_sig))
delete_app.simulate(app_label, database_sig)
if not execute:
if compile_sql:
write_sql(purge_sql)
else:
print 'The following application(s) can be purged:'
for app_label in diff.deleted:
print ' ', app_label
print
if not execute:
if compile_sql:
write_sql(app_sql, database)
else:
print self.generate_hint(app, app_label, mutations)
sql.extend(app_sql)
else:
if verbosity > 1:
print "Application %s is up to date" % app_label
# Process the purged applications if requested to do so.
if purge:
if diff.deleted:
evolution_required = True
delete_app = DeleteApplication()
purge_sql = []
for app_label in diff.deleted:
if delete_app.is_mutable(app_label, database_sig, database):
if compile_sql or execute:
purge_sql.append("-- Purge application %s" % app_label)
purge_sql.extend(delete_app.mutate(app_label, database_sig, database))
delete_app.simulate(app_label, database_sig, database)
if not execute:
if compile_sql:
write_sql(purge_sql, database)
else:
print "The following application(s) can be purged:"
print 'MUTATIONS = ['
print ' ',
print ',\n '.join(unicode(m) for m in mutations)
print ']'
print '#----------------------'
sql.extend(app_sql)
else:
if verbosity > 1:
print 'Application %s is up to date' % app_label
# Process the purged applications if requested to do so.
if purge:
if diff.deleted:
evolution_required = True
delete_app = DeleteApplication()
purge_sql = []
for app_label in diff.deleted:
if compile_sql or execute:
purge_sql.append('-- Purge application %s' %
app_label)
purge_sql.extend(
delete_app.mutate(app_label, database_sig))
delete_app.simulate(app_label, database_sig)
if not execute:
if compile_sql:
write_sql(purge_sql)
else:
print 'The following application(s) can be purged:'
for app_label in diff.deleted: