Inzynierka/Lib/site-packages/pandas/tests/arrays/floating/test_repr.py
2023-06-02 12:51:02 +02:00

48 lines
1.1 KiB
Python

import numpy as np
import pytest
import pandas as pd
from pandas.core.arrays.floating import (
Float32Dtype,
Float64Dtype,
)
def test_dtypes(dtype):
# smoke tests on auto dtype construction
np.dtype(dtype.type).kind == "f"
assert dtype.name is not None
@pytest.mark.parametrize(
"dtype, expected",
[(Float32Dtype(), "Float32Dtype()"), (Float64Dtype(), "Float64Dtype()")],
)
def test_repr_dtype(dtype, expected):
assert repr(dtype) == expected
def test_repr_array():
result = repr(pd.array([1.0, None, 3.0]))
expected = "<FloatingArray>\n[1.0, <NA>, 3.0]\nLength: 3, dtype: Float64"
assert result == expected
def test_repr_array_long():
data = pd.array([1.0, 2.0, None] * 1000)
expected = """<FloatingArray>
[ 1.0, 2.0, <NA>, 1.0, 2.0, <NA>, 1.0, 2.0, <NA>, 1.0,
...
<NA>, 1.0, 2.0, <NA>, 1.0, 2.0, <NA>, 1.0, 2.0, <NA>]
Length: 3000, dtype: Float64"""
result = repr(data)
assert result == expected
def test_frame_repr(data_missing):
df = pd.DataFrame({"A": data_missing})
result = repr(df)
expected = " A\n0 <NA>\n1 0.1"
assert result == expected