U
    +if                  	   @   s  d dl mZ d dlZd dlZd dlZd dlZd dlmZm	Z	m
Z
mZmZmZ d dlmZ d dlmZ d dlm   mZ ejdd Zedejdd	d
dddgdd ZeeedddZedejdddgdd Z ededdd Z!e"ddd Z#dS )    )BytesION)	DataFrame
date_rangeread_csv
read_excel	read_jsonread_parquet)_test_decoratorsc                    sN   ddl m}m} |j  t  dd  _G  fddd|}| d|  S )z"Emulate GCS using a binary buffer.r   AbstractFileSystemregistryc                   S   s   dS )NT r   r   r   K/home/mars/bis/venv/lib/python3.8/site-packages/pandas/tests/io/test_gcs.py<lambda>!       zgcs_buffer.<locals>.<lambda>c                       s    e Zd Z fddZdd ZdS )z%gcs_buffer.<locals>.MockGCSFileSystemc                     s     d  S )Nr   )seek)argskwargs
gcs_bufferr   r   open$   s    
z*gcs_buffer.<locals>.MockGCSFileSystem.openc                 [   s   |ddgS )Nfile)nametyper   )selfpathr   r   r   r   ls(   s    z(gcs_buffer.<locals>.MockGCSFileSystem.lsN)__name__
__module____qualname__r   r   r   r   r   r   MockGCSFileSystem#   s   r    gcsfs.GCSFileSystem)fsspecr   r   targetclearr   closesetattr)monkeypatchr   r   r    r   r   r   r      s    

	r   Zgcsfsformatcsvjsonparquetexcelmarkdownc                 C   s  ddl m} |j  tddgdtjgddgtdd	d
d}d| }|dkrp|j|dd t	|dgdd}n|dkrd}|
| t|dgdd}nj|dkr|| t|dgd}nH|dkrtd || t|}n"|dkrtd || |}t|| dS )zE
    Test that many to/read functions support GCS.

    GH 33987
    r   r                @ts
2018-06-18   Zperiodsintfloatstrdtzgs://test/test.r)   T)indexr;   )Zparse_dates	index_colr,   zgs://test/test.xlsr*   )Zconvert_datesr+   Zpyarrowr-   tabulateN)r"   r   r#   r$   r   npnanr   to_csvr   Zto_excelr   to_jsonr   pytestZimportorskip
to_parquetr   Zto_markdowntmassert_frame_equal)r   r(   r   df1r   Zdf2r   r   r   test_to_read_gcs1   s:    

	








rH   )resultexpectedcompressionc              
   C   sz   |dkrjt t| L}t t|2}t| | D ]\}}|j|jks:tq:W 5 Q R X W 5 Q R X n| |ksvtdS )a  
    For zip compression, only compare the CRC-32 checksum of the file contents
    to avoid checking the time-dependent last-modified timestamp which
    in some CI builds is off-by-one

    See https://en.wikipedia.org/wiki/ZIP_(file_format)#File_headers
    zipN)zipfileZipFiler   rL   infolistCRCAssertionError)rI   rJ   rK   expresZres_infoZexp_infor   r   r   assert_equal_zip_safe^   s    (rT   encodingzutf-8cp1251c                 C   s  ddl m} |j  t }d|i}|dkr6d|d< t }|j|||dd d	}|j|||d
 |  }| }	t	||	| t
|d||d}
t||
 tj| }d|d< |d| 7 }|j|||d
 |  }| }	t	||	| t
|dd|d}
t||
 dS )z
    Compression and encoding should with GCS.

    GH 35677 (to_csv, compression), GH 26124 (to_csv, encoding), and
    GH 32392 (read_csv, encoding)
    r   r.   methodgzipr/   mtimewb)rK   rU   modegs://test/test.csv)rK   rU   )r=   rK   rU   Zinfer.N)r"   r   r#   r$   rE   ZmakeDataFramer   rA   getvaluerT   r   rF   icomZ_compression_to_extension)r   Zcompression_onlyrU   r   ZdfrK   bufferZpath_gcsrS   rJ   Zread_dfZfile_extr   r   r   $test_to_csv_compression_encoding_gcsq   s:    	
   
ra   fastparquetc                    sx   ddl m}m} |j  tddgdtjgddgtdd	d
d}G  fddd|}| 	d| |j
ddddd dS )zCRegression test for writing to a not-yet-existent GCS Parquet file.r   r
   r/   r0   r1   r2   r3   r4   r5   r6   r7   c                       s   e Zd Zd fdd	ZdS )z7test_to_parquet_gcs_new_file.<locals>.MockGCSFileSystemrc                    s    d|krt ttj d|S )Nwztest.parquet)FileNotFoundErrorr   osr   join)r   r   r[   r   tmpdirr   r   r      s    z<test_to_parquet_gcs_new_file.<locals>.MockGCSFileSystem.openN)rc   )r   r   r   r   r   rh   r   r   r       s   r    r!   r\   Trb   N)r<   ZenginerK   )r"   r   r   r#   r$   r   r?   r@   r   r&   rD   )r'   ri   r   r   rG   r    r   rh   r   test_to_parquet_gcs_new_file   s"    

	   rj   c                	   C   s"   t t td W 5 Q R X d S )Nr\   )rE   Zexternal_error_raisedImportErrorr   r   r   r   r   test_gcs_not_present_exception   s    rl   )$ior   rf   rM   numpyr?   rC   Zpandasr   r   r   r   r   r   Zpandas._testingZ_testingrE   Zpandas.utilr	   tdZpandas.io.commoncommonr_   Zfixturer   Z
skip_if_nomarkZparametrizerH   bytesr:   rT   ra   rj   Zskip_if_installedrl   r   r   r   r   <module>   s,    
+-