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import os
import shutil
import screed
from screed.DBConstants import fileExtension
from . import screed_tst_utils as utils
def test_make_db():
_testfa = utils.get_temp_filename('test.fa')
shutil.copy(utils.get_test_data('test.fa'), _testfa)
screed.make_db(_testfa)
db = screed.ScreedDB(_testfa)
os.unlink(_testfa + fileExtension)
def test_no_sqlite_openscreed():
import screed.openscreed
saveme = screed.openscreed.sqlite3
del screed.openscreed.sqlite3
try:
try:
screed.openscreed.ScreedDB('xxx')
except Exception as e:
assert 'sqlite3 is needed' in str(e)
finally:
screed.openscreed.sqlite3 = saveme
def test_no_sqlite_createscreed():
import screed.createscreed
saveme = screed.createscreed.sqlite3
del screed.createscreed.sqlite3
try:
try:
screed.createscreed.create_db(None, None, None)
except Exception as e:
assert 'sqlite3 is needed' in str(e)
finally:
screed.createscreed.sqlite3 = saveme
def test_nodb():
"""
Tests if screed throws an appropriate exception if it is
asked to open a non-existant screed database
"""
try:
db = screed.ScreedDB('foo')
assert 1 == 0 # Previous line should throw an error
except ValueError:
pass
def test_wrongdb():
"""
Tests if screed throws an appropriate exception if it is
asked to open a file that isn't a screed database
"""
try:
blah = 'blah_screed'
blah_file = open(blah, 'wb')
blah_file.close()
db = screed.ScreedDB(blah)
os.unlink(blah)
assert 1 == 0
except TypeError:
os.unlink(blah)
pass
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