mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-25 07:48:10 +00:00
266 lines
7.7 KiB
Python
266 lines
7.7 KiB
Python
# This file is part of the Trezor project.
|
|
#
|
|
# Copyright (C) 2012-2019 SatoshiLabs and contributors
|
|
#
|
|
# This library is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Lesser General Public License version 3
|
|
# as published by the Free Software Foundation.
|
|
#
|
|
# This library is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the License along with this library.
|
|
# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
|
|
|
|
from unittest.mock import patch
|
|
from types import SimpleNamespace
|
|
|
|
import pytest
|
|
|
|
from trezorlib import protobuf
|
|
|
|
SimpleEnum = SimpleNamespace(FOO=0, BAR=5, QUUX=13)
|
|
SimpleEnumType = protobuf.EnumType("SimpleEnum", (0, 5, 13))
|
|
|
|
with_simple_enum = patch("trezorlib.messages.SimpleEnum", SimpleEnum, create=True)
|
|
|
|
|
|
class SimpleMessage(protobuf.MessageType):
|
|
@classmethod
|
|
def get_fields(cls):
|
|
return {
|
|
1: ("uvarint", protobuf.UVarintType, None),
|
|
2: ("svarint", protobuf.SVarintType, None),
|
|
3: ("bool", protobuf.BoolType, None),
|
|
4: ("bytes", protobuf.BytesType, None),
|
|
5: ("unicode", protobuf.UnicodeType, None),
|
|
6: ("enum", SimpleEnumType, None),
|
|
7: ("rep_int", protobuf.UVarintType, protobuf.FLAG_REPEATED),
|
|
8: ("rep_str", protobuf.UnicodeType, protobuf.FLAG_REPEATED),
|
|
9: ("rep_enum", SimpleEnumType, protobuf.FLAG_REPEATED),
|
|
}
|
|
|
|
|
|
class NestedMessage(protobuf.MessageType):
|
|
@classmethod
|
|
def get_fields(cls):
|
|
return {
|
|
1: ("scalar", protobuf.UVarintType, 0),
|
|
2: ("nested", SimpleMessage, 0),
|
|
3: ("repeated", SimpleMessage, protobuf.FLAG_REPEATED),
|
|
}
|
|
|
|
|
|
class RequiredFields(protobuf.MessageType):
|
|
@classmethod
|
|
def get_fields(cls):
|
|
return {
|
|
1: ("scalar", protobuf.UVarintType, protobuf.FLAG_REQUIRED),
|
|
}
|
|
|
|
|
|
def test_get_field_type():
|
|
# smoke test
|
|
assert SimpleMessage.get_field_type("bool") is protobuf.BoolType
|
|
|
|
# full field list
|
|
for fname, ftype, _ in SimpleMessage.get_fields().values():
|
|
assert SimpleMessage.get_field_type(fname) is ftype
|
|
|
|
|
|
@with_simple_enum
|
|
def test_enum_to_str():
|
|
# smoke test
|
|
assert SimpleEnumType.to_str(5) == "BAR"
|
|
|
|
# full value list
|
|
for name, value in SimpleEnum.__dict__.items():
|
|
assert SimpleEnumType.to_str(value) == name
|
|
assert SimpleEnumType.from_str(name) == value
|
|
|
|
with pytest.raises(TypeError):
|
|
SimpleEnumType.from_str("NotAValidValue")
|
|
|
|
with pytest.raises(TypeError):
|
|
SimpleEnumType.to_str(999)
|
|
|
|
|
|
@with_simple_enum
|
|
def test_dict_roundtrip():
|
|
msg = SimpleMessage(
|
|
uvarint=5,
|
|
svarint=-13,
|
|
bool=False,
|
|
bytes=b"\xca\xfe\x00\xfe",
|
|
unicode="žluťoučký kůň",
|
|
enum=5,
|
|
rep_int=[1, 2, 3],
|
|
rep_str=["a", "b", "c"],
|
|
rep_enum=[0, 5, 13],
|
|
)
|
|
|
|
converted = protobuf.to_dict(msg)
|
|
recovered = protobuf.dict_to_proto(SimpleMessage, converted)
|
|
|
|
assert recovered == msg
|
|
|
|
|
|
@with_simple_enum
|
|
def test_to_dict():
|
|
msg = SimpleMessage(
|
|
uvarint=5,
|
|
svarint=-13,
|
|
bool=False,
|
|
bytes=b"\xca\xfe\x00\xfe",
|
|
unicode="žluťoučký kůň",
|
|
enum=5,
|
|
rep_int=[1, 2, 3],
|
|
rep_str=["a", "b", "c"],
|
|
rep_enum=[0, 5, 13],
|
|
)
|
|
|
|
converted = protobuf.to_dict(msg)
|
|
|
|
fields = [fname for fname, _, _ in msg.get_fields().values()]
|
|
assert list(sorted(converted.keys())) == list(sorted(fields))
|
|
|
|
assert converted["uvarint"] == 5
|
|
assert converted["svarint"] == -13
|
|
assert converted["bool"] is False
|
|
assert converted["bytes"] == "cafe00fe"
|
|
assert converted["unicode"] == "žluťoučký kůň"
|
|
assert converted["enum"] == "BAR"
|
|
assert converted["rep_int"] == [1, 2, 3]
|
|
assert converted["rep_str"] == ["a", "b", "c"]
|
|
assert converted["rep_enum"] == ["FOO", "BAR", "QUUX"]
|
|
|
|
|
|
@with_simple_enum
|
|
def test_recover_mismatch():
|
|
dictdata = {
|
|
"bool": True,
|
|
"enum": "FOO",
|
|
"another_field": "hello",
|
|
"rep_enum": ["FOO", 5, 5],
|
|
}
|
|
recovered = protobuf.dict_to_proto(SimpleMessage, dictdata)
|
|
|
|
assert recovered.bool is True
|
|
assert recovered.enum is SimpleEnum.FOO
|
|
assert not hasattr(recovered, "another_field")
|
|
assert recovered.rep_enum == [SimpleEnum.FOO, SimpleEnum.BAR, SimpleEnum.BAR]
|
|
|
|
for name, _, flags in SimpleMessage.get_fields().values():
|
|
if name not in dictdata:
|
|
if flags == protobuf.FLAG_REPEATED:
|
|
assert getattr(recovered, name) == []
|
|
else:
|
|
assert getattr(recovered, name) is None
|
|
|
|
|
|
@with_simple_enum
|
|
def test_hexlify():
|
|
msg = SimpleMessage(bytes=b"\xca\xfe\x00\x12\x34", unicode="žluťoučký kůň")
|
|
converted_nohex = protobuf.to_dict(msg, hexlify_bytes=False)
|
|
converted_hex = protobuf.to_dict(msg, hexlify_bytes=True)
|
|
|
|
assert converted_nohex["bytes"] == b"\xca\xfe\x00\x12\x34"
|
|
assert converted_nohex["unicode"] == "žluťoučký kůň"
|
|
assert converted_hex["bytes"] == "cafe001234"
|
|
assert converted_hex["unicode"] == "žluťoučký kůň"
|
|
|
|
recovered_nohex = protobuf.dict_to_proto(SimpleMessage, converted_nohex)
|
|
recovered_hex = protobuf.dict_to_proto(SimpleMessage, converted_hex)
|
|
|
|
assert recovered_nohex.bytes == msg.bytes
|
|
assert recovered_hex.bytes == msg.bytes
|
|
|
|
|
|
@with_simple_enum
|
|
def test_nested_round_trip():
|
|
msg = NestedMessage(
|
|
scalar=9,
|
|
nested=SimpleMessage(uvarint=4, enum=SimpleEnum.FOO),
|
|
repeated=[
|
|
SimpleMessage(),
|
|
SimpleMessage(rep_enum=[SimpleEnum.BAR, SimpleEnum.BAR]),
|
|
SimpleMessage(bytes=b"\xca\xfe"),
|
|
],
|
|
)
|
|
|
|
converted = protobuf.to_dict(msg)
|
|
recovered = protobuf.dict_to_proto(NestedMessage, converted)
|
|
|
|
assert msg == recovered
|
|
|
|
|
|
@with_simple_enum
|
|
def test_nested_to_dict():
|
|
msg = NestedMessage(
|
|
scalar=9,
|
|
nested=SimpleMessage(uvarint=4, enum=SimpleEnum.FOO),
|
|
repeated=[
|
|
SimpleMessage(),
|
|
SimpleMessage(rep_enum=[SimpleEnum.BAR, SimpleEnum.BAR]),
|
|
SimpleMessage(bytes=b"\xca\xfe"),
|
|
],
|
|
)
|
|
|
|
converted = protobuf.to_dict(msg)
|
|
assert converted["scalar"] == 9
|
|
assert isinstance(converted["nested"], dict)
|
|
assert isinstance(converted["repeated"], list)
|
|
|
|
rep = converted["repeated"]
|
|
assert rep[0] == {}
|
|
assert rep[1] == {"rep_enum": ["BAR", "BAR"]}
|
|
assert rep[2] == {"bytes": "cafe"}
|
|
|
|
|
|
@with_simple_enum
|
|
def test_nested_recover():
|
|
dictdata = {"nested": {}}
|
|
recovered = protobuf.dict_to_proto(NestedMessage, dictdata)
|
|
assert isinstance(recovered.nested, SimpleMessage)
|
|
|
|
|
|
@with_simple_enum
|
|
def test_unknown_enum_to_str():
|
|
simple = SimpleMessage(enum=SimpleEnum.QUUX)
|
|
string = protobuf.format_message(simple)
|
|
assert "enum: QUUX (13)" in string
|
|
|
|
simple = SimpleMessage(enum=6000)
|
|
string = protobuf.format_message(simple)
|
|
assert "enum: 6000" in string
|
|
|
|
|
|
@with_simple_enum
|
|
def test_unknown_enum_to_dict():
|
|
simple = SimpleMessage(enum=6000)
|
|
converted = protobuf.to_dict(simple)
|
|
assert converted["enum"] == 6000
|
|
|
|
|
|
def test_constructor_deprecations():
|
|
# ok:
|
|
RequiredFields(scalar=0)
|
|
|
|
# positional argument
|
|
with pytest.deprecated_call():
|
|
RequiredFields(0)
|
|
|
|
# missing required value
|
|
with pytest.deprecated_call():
|
|
RequiredFields()
|
|
|
|
# more args than fields
|
|
with pytest.deprecated_call(), pytest.raises(TypeError):
|
|
RequiredFields(0, 0)
|
|
|
|
# colliding arg and kwarg
|
|
with pytest.deprecated_call(), pytest.raises(TypeError):
|
|
RequiredFields(0, scalar=0)
|