def test_1(self):
import os
import shutil
import tempfile
from aiida.orm import DataFactory
from aiida.orm import load_node
from aiida.orm.calculation.job import JobCalculation
from aiida.orm.importexport import export
# Creating a folder for the import/export files
temp_folder = tempfile.mkdtemp()
try:
StructureData = DataFactory('structure')
sd = StructureData()
sd.store()
calc = JobCalculation()
calc.set_computer(self.computer)
calc.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc.store()
calc.add_link_from(sd)
pks = [sd.pk, calc.pk]
attrs = {}
for pk in pks:
node = load_node(pk)
attrs[node.uuid] = dict()
for k in node.attrs():
attrs[node.uuid][k] = node.get_attr(k)
filename = os.path.join(temp_folder, "export.tar.gz")
export([calc.dbnode], outfile=filename, silent=True)
self.clean_db()
# NOTE: it is better to load new nodes by uuid, rather than assuming
# that they will have the first 3 pks. In fact, a recommended policy in
# databases is that pk always increment, even if you've deleted elements
import_data(filename, silent=True)
for uuid in attrs.keys():
node = load_node(uuid)
# for k in node.attrs():
for k in attrs[uuid].keys():
self.assertEquals(attrs[uuid][k], node.get_attr(k))
finally:
# Deleting the created temporary folder
shutil.rmtree(temp_folder, ignore_errors=True)
def test_unexpected_calc_states(self):
import logging
from django.utils import timezone
from aiida.orm.calculation import Calculation
# Have to use this ugly way of importing because the django migration
# files start with numbers which are not a valid package name
state_change = __import__(
'aiida.backends.djsite.db.migrations.0002_db_state_change',
fromlist=['fix_calc_states'])
from aiida.common.datastructures import calc_states
from aiida.backends.djsite.db.models import DbCalcState, DbLog
from aiida.orm.calculation.job import JobCalculation
calc_params = {
'computer': self.computer,
'resources': {
'num_machines': 1,
'num_mpiprocs_per_machine': 1
}
}
for state in ['NOTFOUND', 'UNDETERMINED']:
# Let's create a dummy job calculation
job = JobCalculation(**calc_params)
job.store()
# Now save the errant state
DbCalcState(dbnode=job.dbnode, state=state).save()
time_before_fix = timezone.now()
# Call the code that deals with updating these states
state_change.fix_calc_states(None, None)
current_state = job.get_state()
self.assertNotEqual(
current_state, state,
"Migration code failed to change removed state {}".format(
state))
self.assertEqual(
current_state, calc_states.FAILED,
"Migration code failed to set removed state {} to {}".format(
current_state, calc_states.FAILED))
result = DbLog.objects.filter(
objpk__exact=job.pk,
levelname__exact=logging.getLevelName(logging.WARNING),
time__gt=time_before_fix)
self.assertEquals(
len(result), 1,
"Couldn't find a warning message with the change "
"from {} to {}, or found too many: I got {} log "
"messages".format(state, calc_states.FAILED, len(result)))
def test_change_updatable_attrs_after_store(self):
"""
Verify that a Sealable node can alter updatable attributes even after storing
"""
from aiida.orm.calculation.job import JobCalculation
resources = {'num_machines': 1, 'num_mpiprocs_per_machine': 1}
job = JobCalculation(computer=self.computer, resources=resources)
job.store()
for attr in JobCalculation._updatable_attributes:
if attr != Sealable.SEALED_KEY:
job._set_attr(attr, 'a')
def test_different_computer_same_name_import(self):
"""
This test checks that if there is a name collision, the imported
computers are renamed accordingly.
"""
import os
import shutil
import tempfile
from aiida.orm.importexport import export
from aiida.orm.querybuilder import QueryBuilder
from aiida.orm.computer import Computer
from aiida.orm.calculation.job import JobCalculation
from aiida.orm.importexport import COMP_DUPL_SUFFIX
# Creating a folder for the import/export files
export_file_tmp_folder = tempfile.mkdtemp()
unpack_tmp_folder = tempfile.mkdtemp()
try:
# Set the computer name
comp1_name = "localhost_1"
self.computer.set_name(comp1_name)
# Store a calculation
calc1_label = "calc1"
calc1 = JobCalculation()
calc1.set_computer(self.computer)
calc1.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc1.label = calc1_label
calc1.store()
calc1._set_state(u'RETRIEVING')
# Export the first job calculation
filename1 = os.path.join(export_file_tmp_folder, "export1.tar.gz")
export([calc1.dbnode], outfile=filename1, silent=True)
# Reset the database
self.clean_db()
self.insert_data()
# Set the computer name to the same name as before
self.computer.set_name(comp1_name)
# Store a second calculation
calc2_label = "calc2"
calc2 = JobCalculation()
calc2.set_computer(self.computer)
calc2.set_resources({
"num_machines": 2,
"num_mpiprocs_per_machine": 2
})
calc2.label = calc2_label
calc2.store()
calc2._set_state(u'RETRIEVING')
# Export the second job calculation
filename2 = os.path.join(export_file_tmp_folder, "export2.tar.gz")
export([calc2.dbnode], outfile=filename2, silent=True)
# Reset the database
self.clean_db()
self.insert_data()
# Set the computer name to the same name as before
self.computer.set_name(comp1_name)
# Store a third calculation
calc3_label = "calc3"
calc3 = JobCalculation()
calc3.set_computer(self.computer)
calc3.set_resources({
"num_machines": 2,
"num_mpiprocs_per_machine": 2
})
calc3.label = calc3_label
calc3.store()
calc3._set_state(u'RETRIEVING')
# Export the third job calculation
filename3 = os.path.join(export_file_tmp_folder, "export3.tar.gz")
export([calc3.dbnode], outfile=filename3, silent=True)
# Clean the local database
self.clean_db()
# Check that there are no computers
qb = QueryBuilder()
qb.append(Computer, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any computers"
"in the database at this point.")
# Check that there are no calculations
qb = QueryBuilder()
qb.append(JobCalculation, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any "
"calculations in the database at "
"this point.")
# Import all the calculations
import_data(filename1, silent=True)
import_data(filename2, silent=True)
import_data(filename3, silent=True)
# Retrieve the calculation-computer pairs
qb = QueryBuilder()
qb.append(JobCalculation, project=['label'], tag='jcalc')
qb.append(Computer, project=['name'], computer_of='jcalc')
self.assertEqual(qb.count(), 3, "Three combinations expected.")
res = qb.all()
self.assertIn([calc1_label, comp1_name], res,
"Calc-Computer combination not found.")
self.assertIn(
[calc2_label, comp1_name + COMP_DUPL_SUFFIX.format(0)], res,
"Calc-Computer combination not found.")
self.assertIn(
[calc3_label, comp1_name + COMP_DUPL_SUFFIX.format(1)], res,
"Calc-Computer combination not found.")
finally:
# Deleting the created temporary folders
shutil.rmtree(export_file_tmp_folder, ignore_errors=True)
shutil.rmtree(unpack_tmp_folder, ignore_errors=True)
def test_same_computer_different_name_import(self):
"""
This test checks that if the computer is re-imported with a different
name to the same database, then the original computer will not be
renamed. It also checks that the names were correctly imported (without
any change since there is no computer name collision)
"""
import os
import shutil
import tempfile
from aiida.orm.importexport import export
from aiida.orm.querybuilder import QueryBuilder
from aiida.orm.computer import Computer
from aiida.orm.calculation.job import JobCalculation
# Creating a folder for the import/export files
export_file_tmp_folder = tempfile.mkdtemp()
unpack_tmp_folder = tempfile.mkdtemp()
try:
# Store a calculation
calc1_label = "calc1"
calc1 = JobCalculation()
calc1.set_computer(self.computer)
calc1.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc1.label = calc1_label
calc1.store()
calc1._set_state(u'RETRIEVING')
# Store locally the computer name
comp1_name = unicode(self.computer.name)
# Export the first job calculation
filename1 = os.path.join(export_file_tmp_folder, "export1.tar.gz")
export([calc1.dbnode], outfile=filename1, silent=True)
# Rename the computer
self.computer.set_name(comp1_name + "_updated")
# Store a second calculation
calc2_label = "calc2"
calc2 = JobCalculation()
calc2.set_computer(self.computer)
calc2.set_resources({
"num_machines": 2,
"num_mpiprocs_per_machine": 2
})
calc2.label = calc2_label
calc2.store()
calc2._set_state(u'RETRIEVING')
# Export the second job calculation
filename2 = os.path.join(export_file_tmp_folder, "export2.tar.gz")
export([calc2.dbnode], outfile=filename2, silent=True)
# Clean the local database
self.clean_db()
# Check that there are no computers
qb = QueryBuilder()
qb.append(Computer, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any computers"
"in the database at this point.")
# Check that there are no calculations
qb = QueryBuilder()
qb.append(JobCalculation, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any "
"calculations in the database at "
"this point.")
# Import the first calculation
import_data(filename1, silent=True)
# Check that the calculation computer is imported correctly.
qb = QueryBuilder()
qb.append(JobCalculation, project=['label'])
self.assertEqual(qb.count(), 1, "Only one calculation should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), calc1_label,
"The calculation label is not correct.")
# Check that the referenced computer is imported correctly.
qb = QueryBuilder()
qb.append(Computer, project=['name', 'uuid', 'id'])
self.assertEqual(qb.count(), 1, "Only one computer should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), comp1_name,
"The computer name is not correct.")
# Import the second calculation
import_data(filename2, silent=True)
# Check that the number of computers remains the same and its data
# did not change.
qb = QueryBuilder()
qb.append(Computer, project=['name'])
self.assertEqual(qb.count(), 1, "Only one computer should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), comp1_name,
"The computer name is not correct.")
finally:
# Deleting the created temporary folders
shutil.rmtree(export_file_tmp_folder, ignore_errors=True)
shutil.rmtree(unpack_tmp_folder, ignore_errors=True)
def test_same_computer_import(self):
"""
Test that you can import nodes in steps without any problems. In this
test we will import a first calculation and then a second one. The
import should work as expected and have in the end two job
calculations.
Each calculation is related to the same computer. In the end we should
have only one computer
"""
import os
import shutil
import tempfile
from aiida.orm.importexport import export
from aiida.orm.querybuilder import QueryBuilder
from aiida.orm.computer import Computer
from aiida.orm.calculation.job import JobCalculation
# Creating a folder for the import/export files
export_file_tmp_folder = tempfile.mkdtemp()
unpack_tmp_folder = tempfile.mkdtemp()
try:
# Store two job calculation related to the same computer
calc1_label = "calc1"
calc1 = JobCalculation()
calc1.set_computer(self.computer)
calc1.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc1.label = calc1_label
calc1.store()
calc1._set_state(u'RETRIEVING')
calc2_label = "calc2"
calc2 = JobCalculation()
calc2.set_computer(self.computer)
calc2.set_resources({
"num_machines": 2,
"num_mpiprocs_per_machine": 2
})
calc2.label = calc2_label
calc2.store()
calc2._set_state(u'RETRIEVING')
# Store locally the computer name
comp_name = unicode(self.computer.name)
comp_uuid = unicode(self.computer.uuid)
# Export the first job calculation
filename1 = os.path.join(export_file_tmp_folder, "export1.tar.gz")
export([calc1.dbnode], outfile=filename1, silent=True)
# Export the second job calculation
filename2 = os.path.join(export_file_tmp_folder, "export2.tar.gz")
export([calc2.dbnode], outfile=filename2, silent=True)
# Clean the local database
self.clean_db()
# Check that there are no computers
qb = QueryBuilder()
qb.append(Computer, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any computers"
"in the database at this point.")
# Check that there are no calculations
qb = QueryBuilder()
qb.append(JobCalculation, project=['*'])
self.assertEqual(
qb.count(), 0, "There should not be any "
"calculations in the database at "
"this point.")
# Import the first calculation
import_data(filename1, silent=True)
# Check that the calculation computer is imported correctly.
qb = QueryBuilder()
qb.append(JobCalculation, project=['label'])
self.assertEqual(qb.count(), 1, "Only one calculation should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), calc1_label,
"The calculation label is not correct.")
# Check that the referenced computer is imported correctly.
qb = QueryBuilder()
qb.append(Computer, project=['name', 'uuid', 'id'])
self.assertEqual(qb.count(), 1, "Only one computer should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), comp_name,
"The computer name is not correct.")
self.assertEqual(unicode(qb.first()[1]), comp_uuid,
"The computer uuid is not correct.")
# Store the id of the computer
comp_id = qb.first()[2]
# Import the second calculation
import_data(filename2, silent=True)
# Check that the number of computers remains the same and its data
# did not change.
qb = QueryBuilder()
qb.append(Computer, project=['name', 'uuid', 'id'])
self.assertEqual(qb.count(), 1, "Only one computer should be "
"found.")
self.assertEqual(unicode(qb.first()[0]), comp_name,
"The computer name is not correct.")
self.assertEqual(unicode(qb.first()[1]), comp_uuid,
"The computer uuid is not correct.")
self.assertEqual(qb.first()[2], comp_id,
"The computer id is not correct.")
# Check that now you have two calculations attached to the same
# computer.
qb = QueryBuilder()
qb.append(Computer, tag='comp')
qb.append(JobCalculation, has_computer='comp', project=['label'])
self.assertEqual(qb.count(), 2, "Two calculations should be "
"found.")
ret_labels = set(_ for [_] in qb.all())
self.assertEqual(
ret_labels, set([calc1_label, calc2_label]),
"The labels of the calculations are not correct.")
finally:
# Deleting the created temporary folders
shutil.rmtree(export_file_tmp_folder, ignore_errors=True)
shutil.rmtree(unpack_tmp_folder, ignore_errors=True)
def test_complex_graph_import_export(self):
"""
This test checks that a small and bit complex graph can be correctly
exported and imported.
It will create the graph, store it to the database, export it to a file
and import it. In the end it will check if the initial nodes are present
at the imported graph.
"""
import tempfile
import shutil
import os
from aiida.orm.calculation.job import JobCalculation
from aiida.orm.data.folder import FolderData
from aiida.orm.data.parameter import ParameterData
from aiida.orm.data.remote import RemoteData
from aiida.common.links import LinkType
from aiida.orm.importexport import export, import_data
from aiida.orm.utils import load_node
from aiida.common.exceptions import NotExistent
temp_folder = tempfile.mkdtemp()
try:
calc1 = JobCalculation()
calc1.set_computer(self.computer)
calc1.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc1.label = "calc1"
calc1.store()
calc1._set_state(u'RETRIEVING')
pd1 = ParameterData()
pd1.label = "pd1"
pd1.store()
pd2 = ParameterData()
pd2.label = "pd2"
pd2.store()
rd1 = RemoteData()
rd1.label = "rd1"
rd1.set_remote_path("/x/y.py")
rd1.set_computer(self.computer)
rd1.store()
rd1.add_link_from(calc1, link_type=LinkType.CREATE)
calc2 = JobCalculation()
calc2.set_computer(self.computer)
calc2.set_resources({
"num_machines": 1,
"num_mpiprocs_per_machine": 1
})
calc2.label = "calc2"
calc2.store()
calc2.add_link_from(pd1, link_type=LinkType.INPUT)
calc2.add_link_from(pd2, link_type=LinkType.INPUT)
calc2.add_link_from(rd1, link_type=LinkType.INPUT)
calc2._set_state(u'SUBMITTING')
fd1 = FolderData()
fd1.label = "fd1"
fd1.store()
fd1.add_link_from(calc2, link_type=LinkType.CREATE)
node_uuids_labels = {
calc1.uuid: calc1.label,
pd1.uuid: pd1.label,
pd2.uuid: pd2.label,
rd1.uuid: rd1.label,
calc2.uuid: calc2.label,
fd1.uuid: fd1.label
}
filename = os.path.join(temp_folder, "export.tar.gz")
export([fd1.dbnode], outfile=filename, silent=True)
self.clean_db()
import_data(filename, silent=True, ignore_unknown_nodes=True)
for uuid, label in node_uuids_labels.iteritems():
try:
load_node(uuid)
except NotExistent:
self.fail("Node with UUID {} and label {} was not "
"found.".format(uuid, label))
finally:
# Deleting the created temporary folder
shutil.rmtree(temp_folder, ignore_errors=True)
def test_6(self):
"""
This test checks that nodes belonging to user A (which is not the
default user) can be correctly exported, imported, enriched with nodes
from the default user, re-exported & re-imported and that in the end
all the nodes that have been finally imported belonging to the right
users.
"""
import os
import shutil
import tempfile
from aiida.orm import load_node
from aiida.orm.calculation.job import JobCalculation
from aiida.orm.data.structure import StructureData
from aiida.orm.importexport import export
from aiida.common.datastructures import calc_states
from aiida.common.links import LinkType
from aiida.common.utils import get_configured_user_email
from aiida.orm.user import User
# Creating a folder for the import/export files
temp_folder = tempfile.mkdtemp()
try:
# Create another user
new_email = "[email protected]"
user = User(email=new_email)
user.force_save()
# Create a structure data node that has a calculation as output
sd1 = StructureData()
sd1.dbnode.user = user._dbuser
sd1.label = 'sd1'
sd1.store()
jc1 = JobCalculation()
jc1.set_computer(self.computer)
jc1.set_resources({"num_machines": 1, "num_mpiprocs_per_machine": 1})
jc1.dbnode.user = user._dbuser
jc1.label = 'jc1'
jc1.store()
jc1.add_link_from(sd1)
jc1._set_state(calc_states.PARSING)
# Create some nodes from a different user
sd2 = StructureData()
sd2.dbnode.user = user._dbuser
sd2.label = 'sd2'
sd2.store()
sd2.add_link_from(jc1, label='l1', link_type=LinkType.RETURN)
# Set the jc1 to FINISHED
jc1._set_state(calc_states.FINISHED)
# At this point we export the generated data
filename1 = os.path.join(temp_folder, "export1.tar.gz")
export([sd2.dbnode], outfile=filename1, silent=True)
uuids1 = [sd1.uuid, jc1.uuid, sd2.uuid]
self.clean_db()
self.insert_data()
import_data(filename1, silent=True)
# Check that the imported nodes are correctly imported and that
# the user assigned to the nodes is the right one
for uuid in uuids1:
self.assertEquals(load_node(uuid).get_user().email, new_email)
# Now we continue to generate more data based on the imported
# data
sd2_imp = load_node(sd2.uuid)
jc2 = JobCalculation()
jc2.set_computer(self.computer)
jc2.set_resources({"num_machines": 1, "num_mpiprocs_per_machine": 1})
jc2.label = 'jc2'
jc2.store()
jc2.add_link_from(sd2_imp, label='l2')
jc2._set_state(calc_states.PARSING)
sd3 = StructureData()
sd3.label = 'sd3'
sd3.store()
sd3.add_link_from(jc2, label='l3', link_type=LinkType.RETURN)
# Set the jc2 to FINISHED
jc2._set_state(calc_states.FINISHED)
# Store the UUIDs of the nodes that should be checked
# if they can be imported correctly.
uuids2 = [jc2.uuid, sd3.uuid]
filename2 = os.path.join(temp_folder, "export2.tar.gz")
export([sd3.dbnode], outfile=filename2, silent=True)
self.clean_db()
self.insert_data()
import_data(filename2, silent=True)
# Check that the imported nodes are correctly imported and that
# the user assigned to the nodes is the right one
for uuid in uuids1:
self.assertEquals(load_node(uuid).get_user().email, new_email)
for uuid in uuids2:
self.assertEquals(load_node(uuid).get_user().email,
get_configured_user_email())
finally:
# Deleting the created temporary folder
shutil.rmtree(temp_folder, ignore_errors=True)
def test_5(self):
"""
This test checks that nodes belonging to different users are correctly
exported & imported.
"""
import os
import shutil
import tempfile
from aiida.orm import load_node
from aiida.orm.calculation.job import JobCalculation
from aiida.orm.data.structure import StructureData
from aiida.orm.importexport import export
from aiida.common.datastructures import calc_states
from aiida.common.links import LinkType
from aiida.orm.user import User
from aiida.common.utils import get_configured_user_email
# Creating a folder for the import/export files
temp_folder = tempfile.mkdtemp()
try:
# Create another user
new_email = "[email protected]"
user = User(email=new_email)
user.force_save()
# Create a structure data node that has a calculation as output
sd1 = StructureData()
sd1.dbnode.user = user._dbuser
sd1.label = 'sd1'
sd1.store()
jc1 = JobCalculation()
jc1.set_computer(self.computer)
jc1.set_resources({"num_machines": 1, "num_mpiprocs_per_machine": 1})
jc1.dbnode.user = user._dbuser
jc1.label = 'jc1'
jc1.store()
jc1.add_link_from(sd1)
jc1._set_state(calc_states.PARSING)
# Create some nodes from a different user
sd2 = StructureData()
sd2.dbnode.user = user._dbuser
sd2.label = 'sd2'
sd2.store()
sd2.add_link_from(jc1, label='l1', link_type=LinkType.RETURN)
jc2 = JobCalculation()
jc2.set_computer(self.computer)
jc2.set_resources({"num_machines": 1, "num_mpiprocs_per_machine": 1})
jc2.label = 'jc2'
jc2.store()
jc2.add_link_from(sd2, label='l2')
jc2._set_state(calc_states.PARSING)
sd3 = StructureData()
sd3.label = 'sd3'
sd3.store()
sd3.add_link_from(jc2, label='l3', link_type=LinkType.RETURN)
uuids_u1 = [sd1.uuid, jc1.uuid, sd2.uuid]
uuids_u2 = [jc2.uuid, sd3.uuid]
filename = os.path.join(temp_folder, "export.tar.gz")
export([sd3.dbnode], outfile=filename, silent=True)
self.clean_db()
import_data(filename, silent=True)
# Check that the imported nodes are correctly imported and that
# the user assigned to the nodes is the right one
for uuid in uuids_u1:
self.assertEquals(load_node(uuid).get_user().email, new_email)
for uuid in uuids_u2:
self.assertEquals(load_node(uuid).get_user().email,
get_configured_user_email())
finally:
# Deleting the created temporary folder
shutil.rmtree(temp_folder, ignore_errors=True)
def test_unexpected_calc_states(self):
import logging
from django.utils import timezone
from aiida.orm.calculation import Calculation
# Have to use this ugly way of importing because the django migration
# files start with numbers which are not a valid package name
state_change = __import__(
'aiida.backends.djsite.db.migrations.0002_db_state_change',
fromlist=['fix_calc_states']
)
from aiida.common.datastructures import calc_states
from aiida.backends.djsite.db.models import DbCalcState, DbLog
from aiida.orm.calculation.job import JobCalculation
calc_params = {
'computer': self.computer,
'resources': {'num_machines': 1,
'num_mpiprocs_per_machine': 1}
}
for state in ['NOTFOUND', 'UNDETERMINED']:
# Let's create a dummy job calculation
job = JobCalculation(**calc_params)
job.store()
# Now save the errant state
DbCalcState(dbnode=job.dbnode, state=state).save()
time_before_fix = timezone.now()
# First of all, I re-enable logging in case it was disabled by
# mistake by a previous test (e.g. one that disables and reenables
# again, but that failed)
logging.disable(logging.NOTSET)
# Temporarily disable logging to the stream handler (i.e. screen)
# because otherwise fix_calc_states will print warnings
handler = next((h for h in logging.getLogger('aiida').handlers if
isinstance(h, logging.StreamHandler)), None)
if handler:
original_level = handler.level
handler.setLevel(logging.ERROR)
# Call the code that deals with updating these states
state_change.fix_calc_states(None, None)
if handler:
handler.setLevel(original_level)
current_state = job.get_state()
self.assertNotEqual(current_state, state,
"Migration code failed to change removed state {}".
format(state))
self.assertEqual(current_state, calc_states.FAILED,
"Migration code failed to set removed state {} to {}".
format(current_state, calc_states.FAILED))
result = DbLog.objects.filter(
objpk__exact=job.pk,
levelname__exact=logging.getLevelName(logging.WARNING),
time__gt=time_before_fix
)
self.assertEquals(len(result), 1,
"Couldn't find a warning message with the change "
"from {} to {}, or found too many: I got {} log "
"messages".format(state, calc_states.FAILED, len(result))
)