libfprint/tests/virtual-device.py

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#!/usr/bin/env python3
import sys
try:
import gi
import re
import os
from gi.repository import GLib, Gio
import unittest
import socket
import struct
import subprocess
import shutil
import traceback
import glob
import tempfile
except Exception as e:
print("Missing dependencies: %s" % str(e))
sys.exit(77)
FPrint = None
ctx = GLib.main_context_default()
class Connection:
def __init__(self, addr):
self.addr = addr
def __enter__(self):
self.con = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
self.con.connect(self.addr)
return self.con
def __exit__(self, exc_type, exc_val, exc_tb):
self.con.close()
del self.con
class GLibErrorMessage:
def __init__(self, component, level, expected_message):
self.level = level
self.component = component
self.expected_message = expected_message
def __enter__(self):
GLib.test_expect_message(self.component, self.level, self.expected_message)
def __exit__(self, exc_type, exc_val, exc_tb):
(filename, line, func_name, text) = traceback.extract_stack()[-2]
GLib.test_assert_expected_messages_internal(self.component,
filename, line, func_name)
class VirtualDeviceBase(unittest.TestCase):
@classmethod
def setUpClass(cls):
unittest.TestCase.setUpClass()
cls.tmpdir = tempfile.mkdtemp(prefix='libfprint-')
driver_name = cls.driver_name if hasattr(cls, 'driver_name') else None
if not driver_name:
driver_name = re.compile(r'(?<!^)(?=[A-Z])').sub(
'_', cls.__name__).lower()
sock_name = driver_name.replace('_', '-')
cls.sockaddr = os.path.join(cls.tmpdir, '{}.socket'.format(sock_name))
os.environ['FP_{}'.format(driver_name.upper())] = cls.sockaddr
cls.ctx = FPrint.Context()
cls.dev = None
for dev in cls.ctx.get_devices():
# We might have a USB device in the test system that needs skipping
if dev.get_driver() == driver_name:
cls.dev = dev
break
assert cls.dev is not None, "You need to compile with {} for testing".format(driver_name)
@classmethod
def tearDownClass(cls):
shutil.rmtree(cls.tmpdir)
del cls.dev
del cls.ctx
unittest.TestCase.tearDownClass()
def setUp(self):
super().setUp()
self._close_on_teardown = True
self.assertFalse(self.dev.is_open())
self.dev.open_sync()
self.assertTrue(self.dev.is_open())
def tearDown(self):
if self._close_on_teardown:
self.assertTrue(self.dev.is_open())
self.dev.close_sync()
self.assertFalse(self.dev.is_open())
super().tearDown()
def wait_timeout(self, interval):
timeout_reached = False
def on_timeout():
nonlocal timeout_reached
timeout_reached = True
GLib.timeout_add(interval, on_timeout)
while not timeout_reached:
ctx.iteration(False)
def send_command(self, command, *args):
self.assertIn(command, ['INSERT', 'REMOVE', 'SCAN', 'ERROR', 'RETRY',
'FINGER', 'UNPLUG', 'SLEEP', 'SET_ENROLL_STAGES', 'SET_SCAN_TYPE',
'SET_CANCELLATION_ENABLED', 'SET_KEEP_ALIVE', 'IGNORED_COMMAND',
'CONT'])
with Connection(self.sockaddr) as con:
params = ' '.join(str(p) for p in args)
con.sendall('{} {}'.format(command, params).encode('utf-8'))
while ctx.pending():
ctx.iteration(False)
def send_finger_report(self, has_finger, iterate=True):
self.send_command('FINGER', 1 if has_finger else 0)
if iterate:
expected = (FPrint.FingerStatusFlags.PRESENT if has_finger
else ~FPrint.FingerStatusFlags.PRESENT)
while not (self.dev.get_finger_status() & expected):
ctx.iteration(True)
def send_error(self, error):
self.assertIsInstance(error, FPrint.DeviceError)
self.send_command('ERROR', int(error))
def send_retry(self, retry):
self.assertIsInstance(retry, FPrint.DeviceRetry)
self.send_command('RETRY', int(retry))
def send_auto(self, obj):
if isinstance(obj, FPrint.DeviceError):
self.send_error(obj)
elif isinstance(obj, FPrint.DeviceRetry):
self.send_retry(obj)
elif isinstance(obj, FPrint.FingerStatusFlags):
self.send_finger_report(obj & FPrint.FingerStatusFlags.PRESENT, iterate=False)
elif isinstance(obj, FPrint.ScanType):
self.send_command('SET_SCAN_TYPE', obj.value_nick)
elif isinstance(obj, FPrint.Print) and obj.props.fpi_data:
self.send_command('SCAN', obj.props.fpi_data.unpack())
else:
raise Exception('No known type found for {}'.format(obj))
def set_keep_alive(self, value):
self.send_command('SET_KEEP_ALIVE', 1 if value else 0)
def send_sleep(self, interval):
self.assertGreater(interval, 0)
multiplier = 5 if 'UNDER_VALGRIND' in os.environ else 1
self.send_command('SLEEP', interval * multiplier)
def enroll_print(self, nick, finger, username='testuser', retry_scan=-1):
self._enrolled = None
def done_cb(dev, res):
print("Enroll done")
try:
self._enrolled = dev.enroll_finish(res)
except Exception as e:
self._enrolled = e
self._enroll_stage = -1
def progress_cb(dev, stage, pnt, data, error):
self._enroll_stage = stage
self._enroll_progress_error = error
self.assertLessEqual(retry_scan, self.dev.get_nr_enroll_stages())
retries = 1
should_retry = retry_scan > 0
def enroll_in_progress():
if self._enroll_stage < 0 and not self._enrolled:
return True
if isinstance(self._enrolled, Exception):
raise(self._enrolled)
nonlocal retries
self.assertLessEqual(self._enroll_stage, self.dev.get_nr_enroll_stages())
if should_retry and retries > retry_scan:
self.assertEqual(self._enroll_stage, retries - 1)
else:
self.assertEqual(self._enroll_stage, retries)
if retries == retry_scan + 1:
self.assertIsNotNone(self._enroll_progress_error)
self.assertEqual(self._enroll_progress_error.code, FPrint.DeviceRetry.TOO_SHORT)
else:
self.assertIsNone(self._enroll_progress_error)
if self._enroll_stage < self.dev.get_nr_enroll_stages():
self._enroll_stage = -1
self.assertIsNone(self._enrolled)
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED)
if retry_scan == retries:
GLib.idle_add(self.send_auto, FPrint.DeviceRetry.TOO_SHORT)
else:
GLib.idle_add(self.send_command, 'SCAN', nick)
retries += 1
return not self._enrolled
self.assertEqual(self.dev.get_finger_status(), FPrint.FingerStatusFlags.NONE)
self.send_command('SCAN', nick)
template = FPrint.Print.new(self.dev)
template.set_finger(finger)
template.set_username(username)
self.dev.enroll(template, callback=done_cb, progress_cb=progress_cb)
while enroll_in_progress():
ctx.iteration(False)
self.assertEqual(self._enroll_stage, retries if not should_retry else retries - 1)
self.assertEqual(self._enroll_stage, self.dev.get_nr_enroll_stages())
self.assertEqual(self.dev.get_finger_status(), FPrint.FingerStatusFlags.NONE)
self.assertEqual(self._enrolled.get_device_stored(),
self.dev.has_storage())
self.assertEqual(self._enrolled.props.driver, self.dev.get_driver())
self.assertEqual(self._enrolled.props.device_id, self.dev.get_device_id())
self.assertEqual(self._enrolled.props.device_stored, self.dev.has_storage())
self.assertEqual(self._enrolled.props.fpi_data.unpack(), nick)
self.assertIsNone(self._enrolled.props.image)
return self._enrolled
def start_verify(self, p, identify=False):
self._verify_match = None
self._verify_fp = None
self._verify_error = None
self._verify_report_match = None
self._verify_report_print = None
self._verify_completed = False
self._verify_reported = False
self._cancellable = Gio.Cancellable()
if identify:
self.assertTrue(self.dev.supports_identify())
def match_cb(dev, match, pnt, data, error):
self._verify_reported = True
self._verify_report_match = match
self._verify_report_print = pnt
self._verify_report_error = error
def verify_cb(dev, res):
try:
self._verify_match, self._verify_fp = (
dev.identify_finish(res) if identify else dev.verify_finish(res))
except gi.repository.GLib.Error as e:
self._verify_error = e
self._verify_completed = True
if identify:
self.dev.identify(p if isinstance(p, list) else [p],
cancellable=self._cancellable, match_cb=match_cb, callback=verify_cb)
else:
self.dev.verify(p, cancellable=self._cancellable, match_cb=match_cb,
callback=verify_cb)
def cancel_verify(self):
self._cancellable.cancel()
while not self._verify_completed:
ctx.iteration(True)
self.assertIsNone(self._verify_match)
self.assertIsNotNone(self._verify_error)
self.assertEqual(self.dev.get_finger_status(), FPrint.FingerStatusFlags.NONE)
def complete_verify(self):
while not self._verify_completed:
ctx.iteration(True)
if self._verify_error is not None:
raise self._verify_error
def check_verify(self, p, scan_nick, match, identify=False):
if isinstance(scan_nick, str):
self.send_command('SCAN', scan_nick)
elif scan_nick is not None:
self.send_auto(scan_nick)
self.start_verify(p, identify)
self.complete_verify()
self.assertTrue(self._verify_reported)
if not match:
self.assertIsNone(self._verify_report_match)
if identify:
if match:
self.assertIsNotNone(self._verify_report_match)
self.assertIsNotNone(self._verify_match)
else:
if self._verify_fp:
self.assertEqual(self._verify_fp.equal(p), match)
if match:
self.assertTrue(
self._verify_fp.equal(self._verify_report_match))
else:
self.assertFalse(match)
if isinstance(scan_nick, str) and not self.dev.has_storage():
self.assertEqual(self._verify_fp.props.fpi_data.get_string(), scan_nick)
class VirtualDevice(VirtualDeviceBase):
def test_device_properties(self):
self.assertEqual(self.dev.get_driver(), 'virtual_device')
self.assertEqual(self.dev.get_device_id(), '0')
self.assertEqual(self.dev.get_name(), 'Virtual device for debugging')
self.assertTrue(self.dev.is_open())
self.assertEqual(self.dev.get_scan_type(), FPrint.ScanType.SWIPE)
self.assertEqual(self.dev.get_nr_enroll_stages(), 5)
self.assertFalse(self.dev.supports_identify())
self.assertFalse(self.dev.supports_capture())
self.assertFalse(self.dev.has_storage())
self.assertEqual(self.dev.props.driver, self.dev.get_driver())
self.assertEqual(self.dev.props.device_id, self.dev.get_device_id())
self.assertEqual(self.dev.props.name, self.dev.get_name())
self.assertEqual(self.dev.props.scan_type, self.dev.get_scan_type())
self.assertEqual(self.dev.props.nr_enroll_stages, self.dev.get_nr_enroll_stages())
self.assertEqual(self.dev.props.open, self.dev.is_open())
def test_device_features(self):
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.CAPTURE))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.IDENTIFY))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.VERIFY))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.DUPLICATES_CHECK))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.STORAGE))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_LIST))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_DELETE))
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_CLEAR))
def test_open_error(self):
self._close_on_teardown = False
self.send_command('IGNORED_COMMAND') # This will be consumed by close
self.send_error(FPrint.DeviceError.PROTO) # This will be consumed by open
with GLibErrorMessage('libfprint-virtual_device',
GLib.LogLevelFlags.LEVEL_WARNING, 'Could not process command: *'):
self.dev.close_sync()
with self.assertRaises(GLib.Error) as error:
self.dev.open_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.PROTO))
def test_open_error_with_keep_alive(self):
self._close_on_teardown = False
self.set_keep_alive(True)
self.dev.close_sync()
self.send_error(FPrint.DeviceError.PROTO)
with self.assertRaises(GLib.Error) as error:
self.dev.open_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.PROTO))
def test_delayed_open(self):
self.send_command('IGNORED_COMMAND') # This will be consumed by close
self.send_sleep(500) # This will be consumed by open
with GLibErrorMessage('libfprint-virtual_device',
GLib.LogLevelFlags.LEVEL_WARNING, 'Could not process command: *'):
self.dev.close_sync()
opened = False
def on_opened(dev, res):
nonlocal opened
dev.open_finish(res)
opened = True
self.dev.open(callback=on_opened)
self.wait_timeout(10)
self.assertFalse(self.dev.is_open())
self.wait_timeout(10)
self.assertFalse(self.dev.is_open())
while not opened:
ctx.iteration(True)
def test_delayed_open_with_keep_alive(self):
self.set_keep_alive(True)
self.dev.close_sync()
opened = False
def on_opened(dev, res):
nonlocal opened
dev.open_finish(res)
opened = True
self.send_sleep(500)
self.dev.open(callback=on_opened)
self.wait_timeout(10)
self.assertFalse(self.dev.is_open())
self.wait_timeout(10)
self.assertFalse(self.dev.is_open())
while not opened:
ctx.iteration(True)
def test_close_while_opening(self):
self.set_keep_alive(True)
self.dev.close_sync()
opened = False
def on_opened(dev, res):
nonlocal opened
dev.open_finish(res)
opened = True
self.send_sleep(500)
self.dev.open(callback=on_opened)
self.wait_timeout(10)
self.assertFalse(self.dev.is_open())
with self.assertRaises(GLib.Error) as error:
self.dev.close_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
while not opened:
ctx.iteration(True)
def test_enroll(self):
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_LITTLE)
self.assertEqual(matching.get_username(), 'testuser')
self.assertEqual(matching.get_finger(), FPrint.Finger.LEFT_LITTLE)
def test_enroll_with_retry(self):
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_LITTLE, retry_scan=2)
self.assertEqual(matching.get_username(), 'testuser')
self.assertEqual(matching.get_finger(), FPrint.Finger.LEFT_LITTLE)
def test_enroll_verify_match(self):
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_THUMB)
self.check_verify(matching, 'testprint', match=True,
identify=self.dev.supports_identify())
def test_enroll_verify_no_match(self):
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_RING)
self.check_verify(matching, 'not-testprint', match=False,
identify=self.dev.supports_identify())
def test_enroll_verify_error(self):
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_RING)
with self.assertRaises(GLib.Error) as error:
self.check_verify(matching, FPrint.DeviceError.GENERAL, match=False,
identify=self.dev.supports_identify())
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.GENERAL))
def test_enroll_verify_retry(self):
with self.assertRaises(GLib.GError) as error:
self.check_verify(FPrint.Print.new(self.dev),
FPrint.DeviceRetry.TOO_SHORT, match=False)
self.assertTrue(error.exception.matches(FPrint.DeviceRetry.quark(),
FPrint.DeviceRetry.TOO_SHORT))
def test_enroll_script_interactive(self):
enrolled = None
def done_cb(dev, res):
nonlocal enrolled
try:
enrolled = dev.enroll_finish(res)
except Exception as e:
enrolled = e
enroll_stage = 0
enroll_progress_error = None
def progress_cb(dev, stage, pnt, data, error):
nonlocal enroll_stage, enroll_progress_error
enroll_stage = stage
enroll_progress_error = error
def wait_for_next_stage(expected):
nonlocal enroll_stage, enroll_progress_error
enroll_progress_error = None
next_stage = enroll_stage + 1
while enroll_stage < next_stage and not enroll_progress_error:
ctx.iteration(True)
if isinstance(expected, FPrint.DeviceRetry):
self.assertEqual(enroll_stage, next_stage - 1)
self.assertEqual(enroll_progress_error.code, int(expected))
else:
self.assertEqual(enroll_stage, expected)
self.assertIsNone(enroll_progress_error)
self.assertIsNone(enrolled)
self.send_sleep(50)
self.send_command('SCAN', 'print-id')
self.send_command('SCAN', 'print-id')
self.send_auto(FPrint.DeviceRetry.TOO_SHORT)
self.send_command('SCAN', 'print-id')
self.send_sleep(50)
self.send_command('SCAN', 'print-id')
self.send_auto(FPrint.DeviceRetry.CENTER_FINGER)
self.send_command('SCAN', 'another-id')
self.send_command('SCAN', 'print-id')
self.dev.enroll(FPrint.Print.new(self.dev), callback=done_cb,
progress_cb=progress_cb)
wait_for_next_stage(1)
wait_for_next_stage(2)
wait_for_next_stage(FPrint.DeviceRetry.TOO_SHORT)
wait_for_next_stage(3)
wait_for_next_stage(4)
wait_for_next_stage(FPrint.DeviceRetry.CENTER_FINGER)
wait_for_next_stage(FPrint.DeviceRetry.GENERAL)
wait_for_next_stage(5)
while not enrolled:
ctx.iteration(True)
self.assertEqual(enrolled.get_driver(), self.dev.get_driver())
self.assertEqual(enrolled.props.fpi_data.unpack(), 'print-id')
def test_enroll_script(self):
self.send_command('SET_ENROLL_STAGES', 8)
self.send_command('SCAN', 'print-id')
self.send_command('SCAN', 'print-id')
self.send_auto(FPrint.DeviceRetry.TOO_SHORT)
self.send_command('SCAN', 'print-id')
self.send_auto(FPrint.DeviceRetry.REMOVE_FINGER)
self.send_command('SCAN', 'print-id')
self.send_auto(FPrint.DeviceRetry.CENTER_FINGER)
self.send_command('SCAN', 'print-id')
self.send_sleep(10)
self.send_sleep(20)
self.send_auto(FPrint.DeviceRetry.GENERAL)
self.send_auto(FPrint.DeviceRetry.REMOVE_FINGER)
self.send_command('SCAN', 'print-id')
self.send_command('SCAN', 'another-id')
self.send_command('SCAN', 'print-id')
self.send_command('SCAN', 'print-id')
enrolled = self.dev.enroll_sync(FPrint.Print.new(self.dev))
self.assertEqual(enrolled.get_driver(), self.dev.get_driver())
self.assertEqual(enrolled.props.fpi_data.unpack(), 'print-id')
return enrolled
def test_enroll_verify_script(self):
enrolled = self.test_enroll_script()
self.send_auto(FPrint.DeviceRetry.CENTER_FINGER)
with self.assertRaises(GLib.GError) as error:
self.dev.verify_sync(enrolled)
self.assertTrue(error.exception.matches(FPrint.DeviceRetry.quark(),
FPrint.DeviceRetry.CENTER_FINGER))
self.send_sleep(50)
self.send_auto(FPrint.DeviceRetry.TOO_SHORT)
with self.assertRaises(GLib.GError) as error:
self.dev.verify_sync(enrolled)
self.assertTrue(error.exception.matches(FPrint.DeviceRetry.quark(),
FPrint.DeviceRetry.TOO_SHORT))
self.send_command('SCAN', 'another-id')
verify_match, verify_fp = self.dev.verify_sync(enrolled)
self.assertFalse(verify_match)
if self.dev.has_storage():
self.assertIsNone(verify_fp)
else:
self.assertFalse(verify_fp.equal(enrolled))
self.send_auto(enrolled)
verify_match, verify_fp = self.dev.verify_sync(enrolled)
self.assertTrue(verify_match)
self.assertTrue(verify_fp.equal(enrolled))
def test_finger_status(self):
self.start_verify(FPrint.Print.new(self.dev),
identify=self.dev.supports_identify())
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED)
self.send_finger_report(True)
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED | FPrint.FingerStatusFlags.PRESENT)
self.send_finger_report(False)
self.assertEqual(self.dev.get_finger_status(), FPrint.FingerStatusFlags.NEEDED)
self.cancel_verify()
def test_finger_status_after_sleep(self):
self.send_sleep(10)
self.start_verify(FPrint.Print.new(self.dev),
identify=self.dev.supports_identify())
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NONE)
while self.dev.get_finger_status() != FPrint.FingerStatusFlags.NEEDED:
ctx.iteration(True)
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED)
self.send_finger_report(True)
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED | FPrint.FingerStatusFlags.PRESENT)
self.send_finger_report(False)
self.assertEqual(self.dev.get_finger_status(),
FPrint.FingerStatusFlags.NEEDED)
self.cancel_verify()
def test_change_enroll_stages(self):
notified_spec = None
def on_stage_changed(dev, spec):
nonlocal notified_spec
notified_spec = spec
self.dev.connect('notify::nr-enroll-stages', on_stage_changed)
notified_spec = None
self.send_command('SET_ENROLL_STAGES', 20)
self.assertEqual(self.dev.get_nr_enroll_stages(), 20)
self.assertEqual(notified_spec.name, 'nr-enroll-stages')
notified_spec = None
self.send_command('SET_ENROLL_STAGES', 1)
self.assertEqual(self.dev.get_nr_enroll_stages(), 1)
self.assertEqual(notified_spec.name, 'nr-enroll-stages')
with GLibErrorMessage('libfprint-device',
GLib.LogLevelFlags.LEVEL_CRITICAL, '*enroll_stages > 0*'):
notified_spec = None
self.send_command('SET_ENROLL_STAGES', 0)
self.assertEqual(self.dev.get_nr_enroll_stages(), 1)
self.assertIsNone(notified_spec)
def test_quick_enroll(self):
self.send_command('SET_ENROLL_STAGES', 1)
self.assertEqual(self.dev.get_nr_enroll_stages(), 1)
matching = self.enroll_print('testprint', FPrint.Finger.LEFT_LITTLE)
self.assertEqual(matching.get_username(), 'testuser')
self.assertEqual(matching.get_finger(), FPrint.Finger.LEFT_LITTLE)
def test_change_scan_type(self):
notified_spec = None
def on_scan_type_changed(dev, spec):
nonlocal notified_spec
notified_spec = spec
self.dev.connect('notify::scan-type', on_scan_type_changed)
for scan_type in [FPrint.ScanType.PRESS, FPrint.ScanType.SWIPE]:
notified_spec = None
self.send_auto(scan_type)
self.assertEqual(self.dev.get_scan_type(), scan_type)
self.assertEqual(notified_spec.name, 'scan-type')
with GLibErrorMessage('libfprint-virtual_device',
GLib.LogLevelFlags.LEVEL_WARNING, '*Scan type*not found'):
notified_spec = None
self.send_command('SET_SCAN_TYPE', 'eye-contact')
self.assertEqual(self.dev.get_scan_type(), FPrint.ScanType.SWIPE)
self.assertIsNone(notified_spec)
def test_device_unplug(self):
self._close_on_teardown = False
notified_spec = None
def on_removed_notify(dev, spec):
nonlocal notified_spec
notified_spec = spec
removed = False
def on_removed(dev):
nonlocal removed
removed = True
self.assertFalse(self.dev.props.removed)
self.dev.connect('notify::removed', on_removed_notify)
self.dev.connect('removed', on_removed)
self.send_command('UNPLUG')
self.assertEqual(notified_spec.name, 'removed')
self.assertTrue(self.dev.props.removed)
self.assertTrue(removed)
with self.assertRaises(GLib.GError) as error:
self.dev.close_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.REMOVED))
def test_device_unplug_during_verify(self):
self._close_on_teardown = False
notified_spec = None
def on_removed_notify(dev, spec):
nonlocal notified_spec
notified_spec = spec
removed = False
def on_removed(dev):
nonlocal removed
removed = True
self.assertFalse(self.dev.props.removed)
self.dev.connect('notify::removed', on_removed_notify)
self.dev.connect('removed', on_removed)
self.start_verify(FPrint.Print.new(self.dev),
identify=self.dev.supports_identify())
self.send_command('UNPLUG')
self.assertEqual(notified_spec.name, 'removed')
self.assertTrue(self.dev.props.removed)
self.assertFalse(removed)
with self.assertRaises(GLib.GError) as error:
self.complete_verify()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.REMOVED))
self.assertTrue(removed)
with self.assertRaises(GLib.GError) as error:
self.dev.close_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.REMOVED))
def test_device_sleep(self):
self.send_sleep(1500)
self.start_verify(FPrint.Print.new(self.dev),
identify=self.dev.supports_identify())
self.wait_timeout(300)
self.assertFalse(self._verify_completed)
self._cancellable.cancel()
self.wait_timeout(200)
self.assertTrue(self._verify_completed)
self.cancel_verify()
def test_device_sleep_on_cancellation(self):
self.send_command('SET_CANCELLATION_ENABLED', int(False))
self.send_sleep(1500)
self.send_command('SCAN', 'foo-print')
self.start_verify(FPrint.Print.new(self.dev),
identify=self.dev.supports_identify())
self.wait_timeout(300)
self.assertFalse(self._verify_completed)
self._cancellable.cancel()
self.wait_timeout(300)
self.assertFalse(self._verify_completed)
self.cancel_verify()
# Since we don't really cancel here, next command will be passed to release
self._close_on_teardown = False
with GLibErrorMessage('libfprint-virtual_device',
GLib.LogLevelFlags.LEVEL_WARNING, 'Could not process command: SCAN *'):
self.dev.close_sync()
def test_device_sleep_before_completing_verify(self):
enrolled = self.enroll_print('foo-print', FPrint.Finger.LEFT_RING)
self.send_sleep(100)
self.start_verify(enrolled, identify=self.dev.supports_identify())
self.send_command('SCAN', 'bar-print')
self.send_sleep(800)
while not self._verify_reported:
ctx.iteration(False)
self.assertFalse(self._verify_completed)
self.wait_timeout(10)
self.assertFalse(self._verify_completed)
self.complete_verify()
self.assertTrue(self._verify_reported)
def test_close_error(self):
self._close_on_teardown = False
close_res = None
def on_closed(dev, res):
nonlocal close_res
try:
close_res = dev.close_finish(res)
except GLib.Error as e:
close_res = e
self.send_sleep(100)
self.send_error(FPrint.DeviceError.BUSY)
self.dev.close(callback=on_closed)
self.wait_timeout(2)
self.assertIsNone(close_res)
while not close_res:
ctx.iteration(True)
self.assertEqual(close_res.code, int(FPrint.DeviceError.BUSY))
def test_identify_unsupported(self):
if self.dev.supports_identify():
self.skipTest('Device supports identification')
with self.assertRaises(GLib.Error) as error:
self.dev.identify_sync([FPrint.Print.new(self.dev)])
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_SUPPORTED))
def test_capture_unsupported(self):
with self.assertRaises(GLib.Error) as error:
self.dev.capture_sync(wait_for_finger=False)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_SUPPORTED))
class VirtualDeviceClosed(VirtualDeviceBase):
driver_name = 'virtual_device'
def setUp(self):
super().setUp()
self._close_on_teardown = False
self.dev.close_sync()
self.assertFalse(self.dev.is_open())
def test_close(self):
with self.assertRaises(GLib.Error) as error:
self.dev.close_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_enroll(self):
with self.assertRaises(GLib.Error) as error:
self.dev.enroll_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_verify(self):
with self.assertRaises(GLib.Error) as error:
self.dev.verify_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_identify(self):
with self.assertRaises(GLib.Error) as error:
self.dev.identify_sync([FPrint.Print.new(self.dev)])
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_capture(self):
with self.assertRaises(GLib.Error) as error:
self.dev.capture_sync(wait_for_finger=False)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_delete_print(self):
with self.assertRaises(GLib.Error) as error:
self.dev.delete_print_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
def test_list_prints(self):
with self.assertRaises(GLib.Error) as error:
self.dev.list_prints_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.NOT_OPEN))
class VirtualDeviceBusyDeviceOperations(VirtualDeviceBase):
driver_name = 'virtual_device'
def setUp(self):
super().setUp()
self._close_on_teardown = False
self.send_sleep(200)
self.dev.close()
def tearDown(self):
while self.dev.is_open():
ctx.iteration(True)
super().tearDown()
def test_open(self):
self.set_keep_alive(True)
while self.dev.is_open():
ctx.iteration(True)
self.assertFalse(self.dev.is_open())
self.send_sleep(100)
self.dev.open()
with self.assertRaises(GLib.Error) as error:
self.dev.open_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
self.assertFalse(self.dev.is_open())
while not self.dev.is_open():
ctx.iteration(True)
self.dev.close_sync()
def test_close(self):
with self.assertRaises(GLib.Error) as error:
self.dev.close_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_enroll(self):
with self.assertRaises(GLib.Error) as error:
self.dev.enroll_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_verify(self):
with self.assertRaises(GLib.Error) as error:
self.dev.verify_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_identify(self):
with self.assertRaises(GLib.Error) as error:
self.dev.identify_sync([FPrint.Print.new(self.dev)])
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_capture(self):
with self.assertRaises(GLib.Error) as error:
self.dev.capture_sync(wait_for_finger=False)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_delete_print(self):
with self.assertRaises(GLib.Error) as error:
self.dev.delete_print_sync(FPrint.Print.new(self.dev))
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
def test_list_prints(self):
with self.assertRaises(GLib.Error) as error:
self.dev.list_prints_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.BUSY))
class VirtualDeviceStorage(VirtualDevice):
def tearDown(self):
self.cleanup_device_storage()
super().tearDown()
def cleanup_device_storage(self):
if self.dev.is_open() and not self.dev.props.removed:
self.send_command('CONT')
self.dev.clear_storage_sync()
def test_device_properties(self):
self.assertEqual(self.dev.get_driver(), 'virtual_device_storage')
self.assertEqual(self.dev.get_device_id(), '0')
self.assertEqual(self.dev.get_name(),
'Virtual device with storage and identification for debugging')
self.assertTrue(self.dev.is_open())
self.assertEqual(self.dev.get_scan_type(), FPrint.ScanType.SWIPE)
self.assertEqual(self.dev.get_nr_enroll_stages(), 5)
self.assertTrue(self.dev.supports_identify())
self.assertFalse(self.dev.supports_capture())
self.assertTrue(self.dev.has_storage())
def test_device_features(self):
self.assertFalse(self.dev.has_feature(FPrint.DeviceFeature.CAPTURE))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.IDENTIFY))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.VERIFY))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.DUPLICATES_CHECK))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.STORAGE))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_LIST))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_DELETE))
self.assertTrue(self.dev.has_feature(FPrint.DeviceFeature.STORAGE_CLEAR))
def test_duplicate_enroll(self):
self.enroll_print('testprint', FPrint.Finger.LEFT_LITTLE)
with self.assertRaises(GLib.Error) as error:
self.enroll_print('testprint', FPrint.Finger.LEFT_LITTLE)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.DATA_DUPLICATE))
def test_list_empty(self):
self.assertFalse(self.dev.list_prints_sync())
def test_list_populated(self):
self.send_command('INSERT', 'p1')
print2 = self.enroll_print('p2', FPrint.Finger.LEFT_LITTLE)
self.assertEqual({'p1', 'p2'}, {p.props.fpi_data.get_string() for p in self.dev.list_prints_sync()})
def test_list_delete(self):
p = self.enroll_print('testprint', FPrint.Finger.RIGHT_THUMB)
l = self.dev.list_prints_sync()
print(l[0])
self.assertEqual(len(l), 1)
print('blub', p.props.fpi_data, type(l[0].props.fpi_data))
assert p.equal(l[0])
self.dev.delete_print_sync(p)
self.assertFalse(self.dev.list_prints_sync())
def test_delete_error(self):
deleted_res = None
def on_deleted(dev, res):
nonlocal deleted_res
try:
deleted_res = dev.delete_print_finish(res)
except GLib.Error as e:
deleted_res = e
self.send_sleep(100)
self.send_error(FPrint.DeviceError.DATA_NOT_FOUND)
self.dev.delete_print(FPrint.Print.new(self.dev), callback=on_deleted)
self.wait_timeout(2)
self.assertIsNone(deleted_res)
while not deleted_res:
ctx.iteration(True)
self.assertEqual(deleted_res.code, int(FPrint.DeviceError.DATA_NOT_FOUND))
def test_list_error(self):
list_res = None
def on_listed(dev, res):
nonlocal list_res
try:
list_res = dev.list_prints_finish(res)
except GLib.Error as e:
list_res = e
self.send_sleep(100)
self.send_error(FPrint.DeviceError.BUSY)
self.dev.list_prints(callback=on_listed)
self.wait_timeout(2)
self.assertIsNone(list_res)
while not list_res:
ctx.iteration(True)
self.assertEqual(list_res.code, int(FPrint.DeviceError.BUSY))
def test_list_delete_missing(self):
p = self.enroll_print('testprint', FPrint.Finger.RIGHT_THUMB)
self.send_command('REMOVE', 'testprint')
with self.assertRaises(GLib.Error) as error:
self.dev.delete_print_sync(p)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.DATA_NOT_FOUND))
def test_clear_storage(self):
self.send_command('INSERT', 'p1')
l = self.dev.list_prints_sync()
print(l[0])
self.assertEqual(len(l), 1)
self.send_command('CONT')
self.dev.clear_storage_sync()
self.assertFalse(self.dev.list_prints_sync())
def test_clear_storage_error(self):
self.send_command('INSERT', 'p1')
l = self.dev.list_prints_sync()
print(l[0])
self.assertEqual(len(l), 1)
self.send_error(FPrint.DeviceError.PROTO)
with self.assertRaises(GLib.Error) as error:
self.dev.clear_storage_sync()
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.PROTO))
def test_identify_match(self):
rt = self.enroll_print('right-thumb', FPrint.Finger.RIGHT_THUMB)
lt = self.enroll_print('left-thumb', FPrint.Finger.LEFT_THUMB)
self.check_verify([rt, lt], 'right-thumb', identify=True, match=True)
self.check_verify([rt, lt], 'left-thumb', identify=True, match=True)
def test_identify_no_match(self):
rt = self.enroll_print('right-thumb', FPrint.Finger.RIGHT_THUMB)
lt = self.enroll_print('left-thumb', FPrint.Finger.LEFT_THUMB)
self.check_verify(lt, 'right-thumb', identify=True, match=False)
self.check_verify(rt, 'left-thumb', identify=True, match=False)
def test_identify_retry(self):
with self.assertRaises(GLib.GError) as error:
self.check_verify(FPrint.Print.new(self.dev),
FPrint.DeviceRetry.TOO_SHORT, identify=True, match=False)
self.assertTrue(error.exception.matches(FPrint.DeviceRetry.quark(),
FPrint.DeviceRetry.TOO_SHORT))
def test_delete_multiple_times(self):
rt = self.enroll_print('right-thumb', FPrint.Finger.RIGHT_THUMB)
self.dev.delete_print_sync(rt)
with self.assertRaises(GLib.Error) as error:
self.dev.delete_print_sync(rt)
self.assertTrue(error.exception.matches(FPrint.DeviceError.quark(),
FPrint.DeviceError.DATA_NOT_FOUND))
def test_verify_missing_print(self):
self.check_verify(FPrint.Print.new(self.dev),
'not-existing-print', False, identify=False)
def test_identify_missing_print(self):
self.check_verify(FPrint.Print.new(self.dev),
'not-existing-print', False, identify=True)
if __name__ == '__main__':
try:
gi.require_version('FPrint', '2.0')
from gi.repository import FPrint
except Exception as e:
print("Missing dependencies: %s" % str(e))
sys.exit(77)
# avoid writing to stderr
unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout, verbosity=2))