o
    ŀg                     @   sN   d dl Zd dlZd dlZd dlmZ d dlm	Z	 d dl
mZ G dd dZdS )    N)ExtensionArray)EABackedBlockc                   @   s   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd Ze	j
dddgdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zd S )!BaseConstructorsTestsc                 C   sP   t |j||jd}t|| |d d }t |j||jd}t|| d S )Ndtyper   )type_from_sequencer   tmassert_extension_array_equalselfdataresult r   \/var/www/html/myenv/lib/python3.10/site-packages/pandas/tests/extension/base/constructors.pytest_from_sequence_from_cls   s
   z1BaseConstructorsTests.test_from_sequence_from_clsc                 C   s<   |d |d |d g}|j ||jd}t|t|sJ d S )Nr         r   )r   r   
isinstancer   )r   r   scalarsr   r   r   r   test_array_from_scalars   s   z-BaseConstructorsTests.test_array_from_scalarsc                 C   s   t j|dd}|j|jksJ t|t|ksJ t|jdr*t|jjd ts*J |jj	|u s2J t |}|j|jks?J t|jdrPt|jjd tsRJ d S d S )NF)copyblocksr   )
pdSeriesr   lenhasattr_mgrr   r   r   array)r   r   r   result2r   r   r   test_series_constructor   s   
z-BaseConstructorsTests.test_series_constructorc                 C   sp   t jg d|d}t j|gd g d|d}t|| t jg |d}t jg t jg dd|d}t|| d S )Nr   r      indexr   r"   objectr   )r   r   r	   assert_series_equalIndexr   r   na_valuer   expectedr   r   r   *test_series_constructor_no_data_with_index&   s   z@BaseConstructorsTests.test_series_constructor_no_data_with_indexc                 C   s>   t j|g d|d}t j|gd g d|d}t|| d S )Nr!   r#   r"   r   r   r	   r&   r(   r   r   r   ,test_series_constructor_scalar_na_with_index0   s   zBBaseConstructorsTests.test_series_constructor_scalar_na_with_indexc                 C   sx   |d }t j|g d|d}t j|gd g d|d}t|| t j|dg|d}t j|gdg|d}t|| d S )Nr   r!   r#   r"   foor,   )r   r   r   scalarr   r*   r   r   r   )test_series_constructor_scalar_with_index5   s   z?BaseConstructorsTests.test_series_constructor_scalar_with_indexfrom_seriesTFc                 C   s   |rt |}t d|i}|jd |jksJ |jt|dfks#J t|jdr4t	|jj
d ts4J t	|jjd ts?J d S )NAr   r   r   )r   r   	DataFramedtypesr   shaper   r   r   r   r   r   arraysr   )r   r   r1   r   r   r   r   $test_dataframe_constructor_from_dict?   s   
z:BaseConstructorsTests.test_dataframe_constructor_from_dictc                 C   sv   t t |}|jd |jksJ |jt|dfksJ t|jdr.t	|jj
d ts.J t	|jjd ts9J d S )Nr   r   r   )r   r3   r   r4   r   r5   r   r   r   r   r   r   r6   r   r   r   r   r   test_dataframe_from_seriesJ   s   z0BaseConstructorsTests.test_dataframe_from_seriesc                 C   sR   d}t jt|d tj|d d g dd W d    d S 1 s"w   Y  d S )Nz;Length of values \(3\) does not match length of index \(5\))matchr"   )r   r   r   r"      r$   )pytestraises
ValueErrorr   r   )r   r   msgr   r   r   )test_series_given_mismatched_index_raisesR   s   "z?BaseConstructorsTests.test_series_given_mismatched_index_raisesc                 C   s   |j }t|}tjt||d}t|| tjt|t|d}t|| t||}tjt||d}t	|| tjt|t|d}t	|| d S Nr   )
r   r   r   listr	   r&   strr3   astypeassert_frame_equal)r   r   r   r*   r   r   r   r   test_from_dtypeW   s   
z%BaseConstructorsTests.test_from_dtypec                 C   s   t |}t|| d S )N)r   r   r	   r
   r   r   r   r   test_pandas_arrayk   s   
z'BaseConstructorsTests.test_pandas_arrayc                 C   s:   t j|ttd}t jtj|td}t	|| d S rA   )
r   r   npr   r%   r6   NumpyExtensionArrayasarrayr	   assert_equal)r   r   r   r*   r   r   r   test_pandas_array_dtypep   s   z-BaseConstructorsTests.test_pandas_array_dtypec                 C   sB   t jdg|d}t jdt jg |dit dd}t|| d S )Na)columnsr   r   r   r;   )r   r3   r   
RangeIndexr	   rE   )r   r   r   r*   r   r   r   test_construct_empty_dataframev   s
   z4BaseConstructorsTests.test_construct_empty_dataframec                 C   s   |  }|jd|d}t||sJ |j|ksJ |jdks J |d}t||s,J |j|ks3J |jdks:J |d}t||sFJ |j|ksMJ |jdksTJ d S )N)r:   r   r:   )construct_array_type_emptyr   r   r5   empty)r   r   clsr   r   r   r   r   
test_empty~   s   

z BaseConstructorsTests.test_emptyN)__name__
__module____qualname__r   r   r    r+   r-   r0   r<   markparametrizer7   r8   r@   rF   rG   rL   rP   rU   r   r   r   r   r   
   s     



r   )numpyrH   r<   pandasr   pandas._testing_testingr	   pandas.api.extensionsr   pandas.core.internals.blocksr   r   r   r   r   r   <module>   s    