def test_usage_types():
assert hid_parser.Usage(
0x0001, 0x0001).usage_types == (hid_parser.data.UsageTypes.CP, )
assert hid_parser.Usage(0x0001, 0x0047).usage_types == (
hid_parser.data.UsageTypes.DV,
hid_parser.data.UsageTypes.DF,
)
def test_create():
usage = hid_parser.Usage(0x1234, 0x4321)
assert usage.page == 0x1234
assert usage.usage == 0x4321
usage = hid_parser.Usage(extended_usage=0x12344321)
assert usage.page == 0x1234
assert usage.usage == 0x4321
def test_arrayitem():
assert issubclass(hid_parser.ArrayItem, hid_parser.MainItem)
usages = [
hid_parser.Usage(0x0001, 0x0030),
hid_parser.Usage(0x0001, 0x0031),
]
item = hid_parser.ArrayItem(0, 0, 0, 1, usages, -1, 1)
assert item.usages == usages
def test_repr():
assert repr(hid_parser.Usage(0x1234,
0x4321)) == 'Usage(page=0x1234, usage=0x4321)'
assert repr(hid_parser.Usage(
extended_usage=0x12344321)) == 'Usage(page=0x1234, usage=0x4321)'
assert repr(hid_parser.Usage(
0x0001,
0x0000)) == 'Usage(page=Generic Desktop Controls, usage=0x0000)'
assert repr(hid_parser.Usage(
0x0001,
0x0001)) == 'Usage(page=Generic Desktop Controls, usage=Pointer)'
def test_eq():
assert hid_parser.Usage(0x1234, 0x4321) == hid_parser.Usage(0x1234, 0x4321)
assert hid_parser.Usage(
0x1234, 0x4321) == hid_parser.Usage(extended_usage=0x12344321)
assert hid_parser.Usage(extended_usage=0x12344321) == hid_parser.Usage(
0x1234, 0x4321)
assert hid_parser.Usage(0x1234, 0x4321) != hid_parser.Usage(0x1234, 0x1234)
assert hid_parser.Usage(0x1234, 0x4321) != []
def test_arrayitem_repr():
usages = [
hid_parser.Usage(0x0001, 0x0030),
hid_parser.Usage(0x0001, 0x0031),
]
assert repr(hid_parser.ArrayItem(
1, 2, 10, 0, usages, -1,
1)) == ('ArrayItem(\n'
' offset=1bit, size=2bits, count=10,\n'
' usages=[\n'
' Usage(page=Generic Desktop Controls, usage=X),\n'
' Usage(page=Generic Desktop Controls, usage=Y),\n'
' ],\n'
')')
def test_create_error():
with pytest.raises(
ValueError,
match=
'You need to specify either the usage page and usage or the extended usage'
):
hid_parser.Usage(0x1234, 0x4321, extended_usage=0x12344321)
with pytest.raises(ValueError, match='No usage specified'):
hid_parser.Usage()
with pytest.raises(ValueError, match='No usage specified'):
hid_parser.Usage(page=0x1234)
with pytest.raises(ValueError, match='No usage specified'):
hid_parser.Usage(usage=0x1234)
def test_variableitem_compliance():
with pytest.warns(hid_parser.HIDComplianceWarning):
hid_parser.VariableItem(1, 2, 0, hid_parser.Usage(0x0001, 0x0001), -1,
1)
with pytest.warns(None):
hid_parser.VariableItem(1, 2, 0, hid_parser.Usage(0x0001, 0x0030), -1,
1)
with pytest.warns(None):
hid_parser.VariableItem(1, 2, 0, hid_parser.Usage(0x0001, 0x0000), -1,
1)
with pytest.warns(None):
hid_parser.VariableItem(1, 2, 0, hid_parser.Usage(0x0000, 0x0000), -1,
1)
def test_arrayitem_compliance():
usages = [
hid_parser.Usage(0x0001, 0x0030),
hid_parser.Usage(0x0001, 0x0031),
]
with pytest.warns(hid_parser.HIDComplianceWarning):
hid_parser.ArrayItem(1, 2, 1, 0, usages, -1, 1)
with pytest.warns(None):
hid_parser.ArrayItem(1, 2, 1, 0, usages, -1, 1)
with pytest.warns(None):
hid_parser.ArrayItem(1, 2, 1, 0, usages, -1, 1)
with pytest.warns(None):
hid_parser.ArrayItem(1, 2, 1, 0, usages, -1, 1)
def test_linux_hidpp_items():
rdesc = hid_parser.ReportDescriptor(linux_hidpp_rdesc)
assert rdesc.input_report_ids == [
0x01,
0x02,
0x10,
0x11,
0x20,
0x21,
]
assert rdesc.output_report_ids == [
0x0e,
0x10,
0x11,
0x20,
0x21,
]
assert rdesc.feature_report_ids == []
items = rdesc.get_input_items(0x01)
offset = 0
usage = hid_parser.data.KeyboardKeypad.KEYBOARD_LEFT_CONTROL
for item in items[:8]:
assert isinstance(item, hid_parser.VariableItem)
assert int(item.offset) == offset
assert int(item.size) == 1
assert item.usage.page == hid_parser.data.UsagePages.KEYBOARD_KEYPAD_PAGE
assert item.usage.usage == usage
offset += 1
usage += 1
usages = []
for i in range(255 + 1):
usages.append(
hid_parser.Usage(hid_parser.data.UsagePages.KEYBOARD_KEYPAD_PAGE,
i))
for item in items[8:]:
assert isinstance(item, hid_parser.ArrayItem)
assert int(item.offset) == offset
assert int(item.size) == 8
assert item.usages == usages
offset += 8
def test_int():
assert int(hid_parser.Usage(0x1234, 0x4321)) == 0x12344321
assert int(hid_parser.Usage(extended_usage=0x12344321)) == 0x12344321
def test_variableitem():
assert issubclass(hid_parser.VariableItem, hid_parser.MainItem)
item = hid_parser.VariableItem(0, 0, 0b00000000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.usage == hid_parser.Usage(0x0001, 0x0030)
assert item.wrap is False
assert item.linear is False
assert item.preferred_state is False
assert item.null_state is False
assert item.buffered_bytes is False
assert item.bitfield is True
item = hid_parser.VariableItem(0, 0, 0b00001000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.wrap is True
assert item.linear is False
assert item.preferred_state is False
assert item.null_state is False
assert item.buffered_bytes is False
assert item.bitfield is True
item = hid_parser.VariableItem(0, 0, 0b00010000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.wrap is False
assert item.linear is True
assert item.preferred_state is False
assert item.null_state is False
assert item.buffered_bytes is False
assert item.bitfield is True
item = hid_parser.VariableItem(0, 0, 0b00100000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.wrap is False
assert item.linear is False
assert item.preferred_state is True
assert item.null_state is False
assert item.buffered_bytes is False
assert item.bitfield is True
item = hid_parser.VariableItem(0, 0, 0b01000000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.wrap is False
assert item.linear is False
assert item.preferred_state is False
assert item.null_state is True
assert item.buffered_bytes is False
assert item.bitfield is True
item = hid_parser.VariableItem(0, 0, 0b10000000,
hid_parser.Usage(0x0001, 0x0030), -1, 1)
assert item.wrap is False
assert item.linear is False
assert item.preferred_state is False
assert item.null_state is False
assert item.buffered_bytes is True
assert item.bitfield is False
def test_variableitem_repr():
assert repr(hid_parser.VariableItem(1, 2, 0, hid_parser.Usage(0x0001, 0x0030), -1, 1)) == \
'VariableItem(offset=1bit, size=2bits, usage=Usage(page=Generic Desktop Controls, usage=X))'
