def test_unexpected_exception_during_fingerprint_load():
"""Check that we catch all exceptions raised during fingerprint load.
"""
bs = BuildSpace(root_dir=os.getcwd(), primitive='build')
bs.create()
fingerprint_filename = bs.fingerprint_filename(kind='build')
# Scenario: The fingerprint file is actually not a file...
mkdir(fingerprint_filename)
fp = bs.load_fingerprint(kind='build')
assert fp == Fingerprint()
os.rmdir(fingerprint_filename)
# Scenario: The fingerprint file is not readable (lack of permissions
# in this case).
#
# Note that we do not have an easy way to remove read permission
# to a file when on Windows, so we simply avoid that test when
# on that platform. This test exercises the same code as in
# the previous scenario, so this is not a big loss.
if sys.platform != 'win32':
ref_fp = Fingerprint()
ref_fp.add('key1', 'val1')
bs.save_fingerprint(kind='build', fingerprint=ref_fp)
os.chmod(fingerprint_filename, 0)
fp = bs.load_fingerprint(kind='build')
assert fp == Fingerprint()
os.chmod(fingerprint_filename, 0o600)
os.remove(fingerprint_filename)
def test_fingerprint():
"""Check dump/restore of fingerprint."""
bs = BuildSpace(root_dir=os.getcwd(), primitive='build')
bs.create()
fp = Fingerprint()
fp.add('foo', 'bar')
bs.save_fingerprint(kind='build', fingerprint=fp)
loaded_fp = bs.load_fingerprint(kind='build')
assert loaded_fp == fp
# Now make sure that load_fingerprint does not fail when the bumped
# value is corrupted
with open(bs.fingerprint_filename('build'), 'w') as f:
f.write('[')
assert bs.load_fingerprint(kind='build') == Fingerprint()
# Try updating the fingerprint
fp.add('key', 'value')
bs.update_status(kind='build', status=ReturnValue.notready, fingerprint=fp)
assert bs.get_last_status(kind='build')[0] == ReturnValue.notready
loaded_fp = bs.load_fingerprint(kind='build')
assert loaded_fp == fp
# Updating build fingerprint also update install fingerprint
loaded_fp = bs.load_fingerprint(kind='install')
assert loaded_fp == fp
# Now update install status
bs.update_status(kind='install', status=ReturnValue.success)
assert bs.get_last_status(kind='install')[0] == ReturnValue.success
# build status should not be modified
assert bs.get_last_status(kind='build')[0] == ReturnValue.notready