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# -*- coding: utf-8 -*-
# Copyright (c) 2016 Open Steno Project
# See LICENSE.txt for details.
"""Tests for misc.py."""
import inspect
import os
import pytest
import plover.misc as misc
import plover.oslayer.config as conf
from plover.resource import ASSET_SCHEME
from plover_build_utils.testing import parametrize
def test_popcount_8():
for n in range(256):
assert misc.popcount_8(n) == format(n, "b").count("1")
with pytest.raises(AssertionError):
misc.popcount_8(256)
with pytest.raises(AssertionError):
misc.popcount_8(-1)
if conf.PLATFORM == "win":
ABS_PATH = os.path.normcase(r"c:\foo\bar")
else:
ABS_PATH = "/foo/bar"
@parametrize(
(
# Asset, no change.
lambda: (ASSET_SCHEME + "foo:bar", ASSET_SCHEME + "foo:bar"),
# Absolute path, no change.
lambda: (ABS_PATH, ABS_PATH),
# Relative path, resolve relative to configuration directory.
lambda: (
os.path.normcase(os.path.normpath("foo/bar")),
os.path.normcase(
os.path.join(os.path.realpath(conf.CONFIG_DIR), "foo", "bar")
),
),
# Path below the user home directory.
lambda: (
os.path.normcase(os.path.normpath("~/foo/bar")),
os.path.normcase(os.path.expanduser(os.path.normpath("~/foo/bar"))),
),
)
)
def test_dictionary_path(short_path, full_path):
for input, function, expected in (
# Unchanged.
(short_path, "shorten", short_path),
(full_path, "expand", full_path),
# Shorten.
(full_path, "shorten", short_path),
# Expand.
(short_path, "expand", full_path),
):
function = "%s_path" % function
result = getattr(misc, function)(input)
assert result == expected, function
@parametrize(
(
# Boolean.
lambda: (False, False),
lambda: (True, True),
# True string values.
lambda: ("1", True),
lambda: ("yes", True),
lambda: ("true", True),
lambda: ("on", True),
# False string values.
lambda: ("0", False),
lambda: ("no", False),
lambda: ("false", False),
lambda: ("off", False),
# Invalid string values.
lambda: ("yep", ValueError),
lambda: ("nope", ValueError),
# Other types.
lambda: (0, False),
lambda: (1, True),
lambda: (42, True),
lambda: (4.2, True),
lambda: (0.0, False),
lambda: (None, False),
)
)
def test_boolean(input, output):
if inspect.isclass(output):
with pytest.raises(output):
misc.boolean(input)
else:
assert misc.boolean(input) == output
def test_to_surrogate_pairs():
# Split unicode characters above 0xFFFF
assert misc.to_surrogate_pair(chr(0x1F4A6)) == [0xD83D, 0xDCA6]
# Do not slit characters below 0xFFFF
assert misc.to_surrogate_pair(chr(0x20)) == [0x20]
# Do not split already split characters.
assert misc.to_surrogate_pair(chr(0xD83D) + chr(0xDCA6)) == [0xD83D, 0xDCA6]
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