U
    Cvf                  	   @  s  d dl mZ 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 d dlmZmZ d dlmZmZmZmZ ee d dlmZ W 5 Q R X ddd	d
ZedededdZededdZdddgefdddgefejdddefdZ ej!j"de # e$e % dddddZ&ddddZ'eddddZ(ddddZ)ej!"d d!* ddd"d#Z+ej!"d$d%d%gfej!"d&d'd'gfddd(d)Z,ej!"d*d+d,d-d.gddd/d0Z-ej!"d*d+d,d-d.gddd1d2Z.dS )3    )annotations)suppressN)	variables)decode_cf_variableencode_cf_variable)assert_allcloseassert_equalassert_identicalrequires_daskNone)returnc                  C  sL   t ddddgddi} t ddtjdg}t }|| }t|| d S Nxr      
_FillValue)xrVariablenpnanr   CFMaskCoderdecoder	   originalexpectedcoderencoded r   </tmp/pip-unpacked-wheel-h316xyqg/xarray/tests/test_coding.pytest_CFMaskCoder_decode   s
    
r    float64g@xD)dtyper   missing_value)r   r#           g            ?2000   )Zperiods)znumeric-with-dtypeznumeric-without-dtypeztimes-with-dtype)dataencoding)idsc              	   C  st   t jd| |d}t|}|j|jd jks.t|j|jd jksDtttj	 t
d|}t|| W 5 Q R X d S )Nr   r)   r#   r   Zfoo)r   r   r   r"   attrsAssertionErrorpytestZwarnsr   ZSerializationWarningr   r	   )r(   r)   r   r   roundtrippedr   r   r   4test_CFMaskCoder_encode_missing_fill_values_conflict*   s    
r0   c               	   C  s   t jtddddgddddggddgd	d
} d| jd< t |  }t j||j\}}t	|d	 | j
 d|jjd< tt t j||j\}}W 5 Q R X d S )Ni#i  ikl  ii9l  ic  in  ZnptsZntimestmpk)Zdimsnamer#   i,r   )r   Z	DataArrayr   arrayr,   Z	decode_cfZ
to_datasetZconventionsZ
cf_encoderr   variabler1   r)   r.   Zraises
ValueError)r   decodedr   _r   r   r   test_CFMaskCoder_missing_value;   s    
r8   c                  C  sb   t ddddgddi } t ddtjdg}t }|| }t|j	t
jsTtt|| d S r   )r   r   chunkr   r   r   r   r   
isinstancer(   daArrayr-   r	   r   r   r   r   test_CFMaskCoder_decode_daskM   s    
r=   c                  C  s:   t ddtjdg} t }||| }t| | d S )Nr   r$   r%   )	r   r   r   r   r   r   r   encoder	   )r   r   r/   r   r   r   test_coder_roundtrip[   s    r?   r"   zu1 u2 i1 i2 f2 f4c                 C  sj   t jdtjd| dtddd}t }||}|jtj	ksBt
||}t|| |jtj	ksft
d S )Nr   
   r"   )scale_factorr+   )r   r   r   arangedictr   CFScaleOffsetCoderr>   r"   float32r-   r   r	   )r"   r   r   r   r/   r   r   r    test_scaling_converts_to_float32b   s      


rG   rB   r@   
add_offsetg?c                 C  sL   t | |d}tjdtd|d}t }||}||}t	|| d S )N)rB   rH   r   g      $@r+   )
rD   r   r   r   rC   r   rE   r>   r   r   )rB   rH   r)   r   r   r   r/   r   r   r   test_scaling_offset_as_listo   s    

rI   bitsr            c                 C  s   t d|  }t d|  }t jt |jg|d}tjd||ddid}t	 }|
|}|j|ksrt|j|kstd S )NuirA   r   	_Unsignedtruer,   )r   r"   r3   Ziinfomaxr   r   astyper   UnsignedIntegerCoderr   r-   valuesrJ   Zunsigned_dtypeZsigned_dtypeZoriginal_valuesr   r   r6   r   r   r    test_decode_unsigned_from_signed{   s      
rX   c                 C  s|   t d|  }t d|  }t jdg|d}tjd||ddid}t }||}|j|ksjt	|j
|ksxt	d S )	NrN   rO   r   rA   r   rP   falserR   )r   r"   r3   r   r   rT   r   rU   r   r-   rV   rW   r   r   r    test_decode_signed_from_unsigned   s      
rZ   )/
__future__r   
contextlibr   Znumpyr   Zpandaspdr.   Zxarrayr   Zxarray.codingr   Zxarray.conventionsr   r   Zxarray.testsr   r   r	   r
   ImportErrorZ
dask.arrayr3   r;   r    r"   rF   r!   Zencoding_with_dtypeZencoding_without_dtypeZ
date_rangeZ'CFMASKCODER_ENCODE_DTYPE_CONFLICT_TESTSmarkZparametrizerV   listkeysr0   r8   r=   r?   splitrG   rI   rX   rZ   r   r   r   r   <module>   sR   
	

