AIM-PIbd-32-Kurbanova-A-A/aimenv/Lib/site-packages/pandas/tests/util/test_util.py
2024-10-02 22:15:59 +04:00

59 lines
1.4 KiB
Python

import os
import pytest
from pandas import (
array,
compat,
)
import pandas._testing as tm
def test_numpy_err_state_is_default():
expected = {"over": "warn", "divide": "warn", "invalid": "warn", "under": "ignore"}
import numpy as np
# The error state should be unchanged after that import.
assert np.geterr() == expected
def test_convert_rows_list_to_csv_str():
rows_list = ["aaa", "bbb", "ccc"]
ret = tm.convert_rows_list_to_csv_str(rows_list)
if compat.is_platform_windows():
expected = "aaa\r\nbbb\r\nccc\r\n"
else:
expected = "aaa\nbbb\nccc\n"
assert ret == expected
@pytest.mark.parametrize("strict_data_files", [True, False])
def test_datapath_missing(datapath):
with pytest.raises(ValueError, match="Could not find file"):
datapath("not_a_file")
def test_datapath(datapath):
args = ("io", "data", "csv", "iris.csv")
result = datapath(*args)
expected = os.path.join(os.path.dirname(os.path.dirname(__file__)), *args)
assert result == expected
def test_external_error_raised():
with tm.external_error_raised(TypeError):
raise TypeError("Should not check this error message, so it will pass")
def test_is_sorted():
arr = array([1, 2, 3], dtype="Int64")
tm.assert_is_sorted(arr)
arr = array([4, 2, 3], dtype="Int64")
with pytest.raises(AssertionError, match="ExtensionArray are different"):
tm.assert_is_sorted(arr)