mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-12 10:39:00 +00:00
50dc265162
This commit replaces request_passphrase with flow_request_passphrase. The added benefit is that the user is prompted for confirmation if they want to proceed with an empty passphrase.
331 lines
10 KiB
Python
331 lines
10 KiB
Python
# This file is part of the Trezor project.
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#
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# Copyright (C) 2012-2023 SatoshiLabs and contributors
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License version 3
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# as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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import time
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from contextlib import contextmanager
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from typing import TYPE_CHECKING, Generator, Optional, Tuple
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import pytest
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from trezorlib import exceptions
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from .. import buttons
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from ..common import get_test_address
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from .common import CommonPass, PassphraseCategory, get_char_category
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if TYPE_CHECKING:
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from trezorlib.debuglink import DebugLink
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from ..device_handler import BackgroundDeviceHandler
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pytestmark = [pytest.mark.skip_t1b1, pytest.mark.skip_t2b1, pytest.mark.skip_t2t1]
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PASSPHRASE_CANCELLED = pytest.raises(exceptions.Cancelled, match="")
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MERCURY_CATEGORIES = [
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PassphraseCategory.LOWERCASE,
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PassphraseCategory.UPPERCASE,
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PassphraseCategory.DIGITS,
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PassphraseCategory.SPECIAL,
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]
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# fmt: off
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PASSPHRASE_LOWERCASE = ("abc", "def", "ghi", "jkl", "mno", "pq", "rst", "uvw", "xyz", " *#")
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PASSPHRASE_UPPERCASE = ("ABC", "DEF", "GHI", "JKL", "MNO", "PQ", "RST", "UVW", "XYZ", " *#")
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PASSPHRASE_DIGITS = ("1", "2", "3", "4", "5", "6", "7", "8", "9", "0")
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PASSPHRASE_SPECIAL = ("_<>", ".:@", "/|\\", "!()", "+%&", "-[]", "?{}", ",'`", ";\"~", "$^=")
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# fmt: on
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# TODO: better read this from the trace
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MERCURY_CATEGORY = PassphraseCategory.LOWERCASE
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MERCURY_COORDS_PREV: buttons.Coords = (0, 0)
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# Testing the maximum length is really 50
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DA_50 = 25 * "da"
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DA_50_ADDRESS = "mg5L2i8HZKUvceK1sfmGHhE4gichFSsdvm"
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assert len(DA_50) == 50
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DA_49 = DA_50[:-1]
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DA_49_ADDRESS = "mxrB75ydMS3ZzqmYKK28fj4bNMEx7dDw6e"
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assert len(DA_49) == 49
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assert DA_49_ADDRESS != DA_50_ADDRESS
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DA_51 = DA_50 + "d"
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DA_51_ADDRESS = DA_50_ADDRESS
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assert len(DA_51) == 51
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assert DA_51_ADDRESS == DA_50_ADDRESS
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def get_passphrase_choices(char: str) -> tuple[str, ...]:
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if char in " *#":
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return PASSPHRASE_LOWERCASE
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if char.islower():
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return PASSPHRASE_LOWERCASE
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elif char.isupper():
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return PASSPHRASE_UPPERCASE
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elif char.isdigit():
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return PASSPHRASE_DIGITS
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else:
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return PASSPHRASE_SPECIAL
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def passphrase(char: str) -> Tuple[buttons.Coords, int]:
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choices = get_passphrase_choices(char)
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idx = next(i for i, letters in enumerate(choices) if char in letters)
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click_amount = choices[idx].index(char) + 1
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return buttons.pin_passphrase_index(idx), click_amount
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@contextmanager
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def prepare_passphrase_dialogue(
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device_handler: "BackgroundDeviceHandler", address: Optional[str] = None
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) -> Generator["DebugLink", None, None]:
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debug = device_handler.debuglink()
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device_handler.run(get_test_address) # type: ignore
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assert debug.wait_layout().main_component() == "PassphraseKeyboard"
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# Resetting the category as it could have been changed by previous tests
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global MERCURY_CATEGORY
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MERCURY_CATEGORY = PassphraseCategory.LOWERCASE # type: ignore
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yield debug
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result = device_handler.result()
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if address is not None:
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assert result == address
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def go_to_category(debug: "DebugLink", category: PassphraseCategory) -> None:
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"""Go to a specific category"""
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global MERCURY_CATEGORY
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global MERCURY_COORDS_PREV
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# Already there
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if MERCURY_CATEGORY == category:
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return
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current_index = MERCURY_CATEGORIES.index(MERCURY_CATEGORY)
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target_index = MERCURY_CATEGORIES.index(category)
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if target_index > current_index:
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for _ in range(target_index - current_index):
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debug.swipe_left(wait=True)
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else:
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for _ in range(current_index - target_index):
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debug.swipe_right(wait=True)
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MERCURY_CATEGORY = category # type: ignore
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# Category changed, reset coordinates
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MERCURY_COORDS_PREV = (0, 0) # type: ignore
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def press_char(debug: "DebugLink", char: str) -> None:
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"""Press a character"""
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global MERCURY_COORDS_PREV
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# Space and couple others are a special case
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if char in " *#":
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char_category = PassphraseCategory.LOWERCASE
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else:
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char_category = get_char_category(char)
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go_to_category(debug, char_category)
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coords, amount = passphrase(char)
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# If the button is the same as for the previous char,
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# waiting a second before pressing it again.
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if coords == MERCURY_COORDS_PREV:
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time.sleep(1.1)
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MERCURY_COORDS_PREV = coords # type: ignore
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for _ in range(amount):
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debug.click(coords, wait=True)
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def input_passphrase(debug: "DebugLink", passphrase: str, check: bool = True) -> None:
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"""Input a passphrase with validation it got added"""
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if check:
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before = debug.read_layout().passphrase()
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for char in passphrase:
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press_char(debug, char)
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if check:
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after = debug.read_layout().passphrase()
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assert after == before + passphrase
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def enter_passphrase(debug: "DebugLink") -> None:
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"""Enter a passphrase"""
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is_empty: bool = len(debug.read_layout().passphrase()) == 0
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coords = buttons.CORNER_BUTTON # top-right corner
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debug.click(coords, wait=True)
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if is_empty:
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debug.click(buttons.MERCURY_YES)
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def delete_char(debug: "DebugLink") -> None:
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"""Deletes the last char"""
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coords = buttons.pin_passphrase_grid(9)
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debug.click(coords, wait=True)
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VECTORS = ( # passphrase, address
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(CommonPass.SHORT, CommonPass.SHORT_ADDRESS),
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(CommonPass.WITH_SPACE, CommonPass.WITH_SPACE_ADDRESS),
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(CommonPass.RANDOM_25, CommonPass.RANDOM_25_ADDRESS),
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(DA_49, DA_49_ADDRESS),
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(DA_50, DA_50_ADDRESS),
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)
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@pytest.mark.parametrize("passphrase, address", VECTORS)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_input(
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device_handler: "BackgroundDeviceHandler", passphrase: str, address: str
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):
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with prepare_passphrase_dialogue(device_handler, address) as debug:
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input_passphrase(debug, passphrase)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_input_over_50_chars(device_handler: "BackgroundDeviceHandler"):
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with prepare_passphrase_dialogue(device_handler, DA_51_ADDRESS) as debug: # type: ignore
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input_passphrase(debug, DA_51, check=False)
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assert debug.read_layout().passphrase() == DA_50
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_delete(device_handler: "BackgroundDeviceHandler"):
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with prepare_passphrase_dialogue(device_handler, CommonPass.SHORT_ADDRESS) as debug:
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input_passphrase(debug, CommonPass.SHORT[:8])
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for _ in range(4):
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delete_char(debug)
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debug.wait_layout()
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input_passphrase(debug, CommonPass.SHORT[8 - 4 :])
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_delete_all(
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device_handler: "BackgroundDeviceHandler",
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):
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with prepare_passphrase_dialogue(device_handler, CommonPass.EMPTY_ADDRESS) as debug:
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passphrase = "trezor"
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input_passphrase(debug, passphrase)
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for _ in range(len(passphrase)):
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delete_char(debug)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_loop_all_characters(device_handler: "BackgroundDeviceHandler"):
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with prepare_passphrase_dialogue(device_handler, CommonPass.EMPTY_ADDRESS) as debug:
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for category in (
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PassphraseCategory.DIGITS,
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PassphraseCategory.LOWERCASE,
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PassphraseCategory.UPPERCASE,
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PassphraseCategory.SPECIAL,
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):
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go_to_category(debug, category)
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debug.wait_layout()
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enter_passphrase(debug)
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coords = buttons.pin_passphrase_grid(11)
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debug.click(coords)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_click_same_button_many_times(
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device_handler: "BackgroundDeviceHandler",
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):
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with prepare_passphrase_dialogue(device_handler) as debug:
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a_coords, _ = buttons.passphrase("a")
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for _ in range(10):
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debug.click(a_coords)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_prompt_disappears(
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device_handler: "BackgroundDeviceHandler",
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):
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with prepare_passphrase_dialogue(device_handler) as debug:
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input_passphrase(debug, "a")
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# Wait a second for the prompt to disappear
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time.sleep(1.1)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_long_spaces_deletion(
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device_handler: "BackgroundDeviceHandler",
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):
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with prepare_passphrase_dialogue(device_handler) as debug:
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input_passphrase(
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debug,
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"a"
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+ " " * 7
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+ "b"
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+ " " * 7
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+ "c"
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+ " " * 7
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+ "d"
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+ " " * 7
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+ "e"
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+ " " * 7
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+ "f",
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)
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for _ in range(12):
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delete_char(debug)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_passphrase_dollar_sign_deletion(
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device_handler: "BackgroundDeviceHandler",
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):
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# Checks that dollar signs will not leave one pixel on the top after deleting
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# (was a bug previously on model T)
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with prepare_passphrase_dialogue(device_handler, CommonPass.EMPTY_ADDRESS) as debug:
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passphrase = "$$ I want $$"
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input_passphrase(debug, passphrase)
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for _ in range(len(passphrase)):
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delete_char(debug)
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enter_passphrase(debug)
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@pytest.mark.setup_client(passphrase=True)
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def test_cycle_through_last_character(
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device_handler: "BackgroundDeviceHandler",
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):
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# Checks that we can cycle through the last (50th) passphrase character
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# (was a bug previously)
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with prepare_passphrase_dialogue(device_handler) as debug:
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passphrase = DA_49 + "i" # for i we need to cycle through "ghi" three times
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input_passphrase(debug, passphrase)
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enter_passphrase(debug)
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