libfprint/tests/validity/custom.py

#!/usr/bin/python3

import traceback
import sys
import gi

gi.require_version('FPrint', '2.0')
from gi.repository import FPrint

# Exit with error on any exception, including those happening in callbacks
sys.excepthook = lambda *args: (traceback.print_exception(*args), sys.exit(1))

c = FPrint.Context()
c.enumerate()
devices = c.get_devices()

assert len(devices) == 1, f"Expected 1 device, got {len(devices)}"

d = devices[0]
del devices

# Verify driver name
assert d.get_driver() == "validity", f"Expected 'validity', got '{d.get_driver()}'"

# Verify features detected by auto_initialize_features
# Iteration 6 added enroll, verify, identify, list, delete, clear_storage.
assert not d.has_feature(FPrint.DeviceFeature.CAPTURE)
assert d.has_feature(FPrint.DeviceFeature.VERIFY)
assert d.has_feature(FPrint.DeviceFeature.IDENTIFY)
assert not d.has_feature(FPrint.DeviceFeature.DUPLICATES_CHECK)
assert d.has_feature(FPrint.DeviceFeature.STORAGE)
assert d.has_feature(FPrint.DeviceFeature.STORAGE_LIST)
assert d.has_feature(FPrint.DeviceFeature.STORAGE_DELETE)
assert d.has_feature(FPrint.DeviceFeature.STORAGE_CLEAR)
assert d.has_feature(FPrint.DeviceFeature.ALWAYS_ON)

# Test open (sends GET_VERSION, cmd 0x19, GET_FW_INFO) and close
print("opening")
d.open_sync()
print("open done")

print("closing")
d.close_sync()
print("close done")

del d
del c