def test_get_option_value(self):
for opt_idx in range(0, self.nb_options):
desc = rawapi.sane_get_option_descriptor(self.dev_handle, opt_idx)
if not rawapi.SaneValueType(desc.type).can_getset_opt():
continue
val = rawapi.sane_get_option_value(self.dev_handle, opt_idx)
self.assertNotEqual(val, None)
def test_set_option_value(self):
for opt_idx in range(0, self.nb_options):
desc = rawapi.sane_get_option_descriptor(self.dev_handle, opt_idx)
if desc.name != "mode" or not rawapi.SaneValueType(desc.type).can_getset_opt():
continue
info = rawapi.sane_set_option_value(self.dev_handle, opt_idx, "Gray")
self.assertFalse(rawapi.SaneInfo.INEXACT in info)
val = rawapi.sane_get_option_value(self.dev_handle, opt_idx)
self.assertEqual(val, "Gray")
def test_get_option_descriptor_0(self):
opt_desc = rawapi.sane_get_option_descriptor(self.dev_handle, 0)
self.assertEqual(opt_desc.name, "")
self.assertEqual(opt_desc.title, "Number of options")
self.assertEqual(opt_desc.type, rawapi.SaneValueType.INT)
self.assertEqual(opt_desc.unit, rawapi.SaneUnit.NONE)
self.assertEqual(opt_desc.size, 4)
self.assertEqual(opt_desc.cap, rawapi.SaneCapabilities.SOFT_DETECT)
self.assertEqual(opt_desc.constraint_type, rawapi.SaneConstraintType.NONE)
def test_get_option_value(self):
for opt_idx in range(0, self.nb_options):
desc = rawapi.sane_get_option_descriptor(self.dev_handle, opt_idx)
if not rawapi.SaneValueType(desc.type).can_getset_opt():
continue
if desc.cap | rawapi.SaneCapabilities.INACTIVE == desc.cap:
continue
val = rawapi.sane_get_option_value(self.dev_handle, opt_idx)
self.assertNotEqual(val, None)
def test_set_option_value(self):
for opt_idx in range(0, self.nb_options):
desc = rawapi.sane_get_option_descriptor(self.dev_handle, opt_idx)
if (desc.name != "mode"
or not rawapi.SaneValueType(desc.type).can_getset_opt()):
continue
info = rawapi.sane_set_option_value(self.dev_handle, opt_idx,
"Gray")
self.assertFalse(rawapi.SaneInfo.INEXACT in info)
val = rawapi.sane_get_option_value(self.dev_handle, opt_idx)
self.assertEqual(val, "Gray")
def __load_options(self):
if self.__options != None:
return
self._open()
nb_options = rawapi.sane_get_option_value(sane_dev_handle[1], 0)
self.__options = {}
for opt_idx in range(1, nb_options):
opt_desc = rawapi.sane_get_option_descriptor(sane_dev_handle[1], opt_idx)
if not rawapi.SaneValueType(opt_desc.type).can_getset_opt():
continue
opt = ScannerOption.build_from_rawapi(self, opt_idx, opt_desc)
self.__options[opt.name] = opt
def test_get_option_descriptor_0(self):
opt_desc = rawapi.sane_get_option_descriptor(self.dev_handle, 0)
# XXX(Jflesch): The name may vary: sometimes it's empty, sometimes it's
# "option-cnt"
#self.assertEqual(opt_desc.name, "")
self.assertEqual(opt_desc.title, b"Number of options")
self.assertEqual(opt_desc.type, rawapi.SaneValueType.INT)
self.assertEqual(opt_desc.unit, rawapi.SaneUnit.NONE)
self.assertEqual(opt_desc.size, 4)
self.assertEqual(opt_desc.cap, rawapi.SaneCapabilities.SOFT_DETECT)
self.assertEqual(opt_desc.constraint_type,
rawapi.SaneConstraintType.NONE)
def test_get_option_descriptor_0(self):
opt_desc = rawapi.sane_get_option_descriptor(self.dev_handle, 0)
# XXX(Jflesch): The name may vary: sometimes it's empty, sometimes it's
# "option-cnt"
#self.assertEqual(opt_desc.name, "")
self.assertEqual(opt_desc.title, b"Number of options")
self.assertEqual(opt_desc.type, rawapi.SaneValueType.INT)
self.assertEqual(opt_desc.unit, rawapi.SaneUnit.NONE)
self.assertEqual(opt_desc.size, 4)
self.assertEqual(opt_desc.cap, rawapi.SaneCapabilities.SOFT_DETECT)
self.assertEqual(opt_desc.constraint_type,
rawapi.SaneConstraintType.NONE)