U
    sVcFC                     @   s   d Z ddlmZmZmZ ddlZddlmZmZ ddlZddl	Z	ddl
mZmZ ddlmZ ddlmZ ddlmZ ddlm  mZ dd	lmZmZ G d
d dZdS )z.
Tests for Timestamp timezone-related methods
    )datedatetime	timedeltaN)gettztzoffset)AmbiguousTimeErrorNonExistentTimeError)	timezones)NpyDatetimeUnit)OutOfBoundsDatetime)NaT	Timestampc                   @   s  e Zd Zdd Zejdddddgdd	 Zd
d Zejdddddgdd Z	dd Z
dd Zejdddddgdd Zdd Zejd ed!ed!d!d"gd#d$ Zejd%d&d'd(d)gd&d'd*d+gd&d'd,ed-d.gd&d'd/ed0d.gd1d2d3d)gd1d2d4d+gd1d2d5ed-d.gd1d2d6ed0d.ggejd7d8d9gejdddddgd:d; Zejd<d0d-gejd7d8d9gd=d> Zejd d'd?gejdddddgd@dA Zejd d'd?gejdddddgdBdC ZejdddddgdDdE ZejdFd!d"gdGdH ZejdIdJ ZdKdL ZdMdN ZdOdP Zejd ed!ed!d!d"gdQdR Zejd ed!ed!d!d"gdSdT Z dUdV Z!dWS )XTestTimestampTZOperationsc              	   C   s   dt jd dt j }t jd}|jt jjks8t|d tjt	|d t jd W 5 Q R X dt j
d dt j
 }t j
d}|jt j
jk st|d tjt	|d t j
d W 5 Q R X d S )NzConverting z%Y-%m-%d %H:%M:%Sz underflows past 
US/Pacific
Asia/Tokyomatchz overflows past )r   minstrftimetz_localizevalueAssertionError
tz_convertpytestraisesr   max)selfmsgZpacZtokyo r   P/tmp/pip-unpacked-wheel-xj8nt62q/pandas/tests/scalar/timestamp/test_timezones.py%test_tz_localize_pushes_out_of_bounds%   s    

z?TestTimestampTZOperations.test_tz_localize_pushes_out_of_boundsunitnsusmssc              	   C   s   t d|}t ddd}t ddd}d}tjtj|d |d W 5 Q R X |jddd	}||ksjt|jt	t
d
| jkst|jddd	}||kst|jt	t
d
| jkstd S )Nz2015-11-01 01:00:03z2015-11-01 01:00:03-0500z
US/Centraltzz2015-11-01 01:00:03-0600z.Cannot infer dst time from 2015-11-01 01:00:03r   TZ	ambiguousNPY_FR_F)r   _as_unitr   r   pytzr   r   r   _resogetattrr
   r   )r   r!   tsZ	expected0Z	expected1r   resultr   r   r   test_tz_localize_ambiguous_bool=   s    z9TestTimestampTZOperations.test_tz_localize_ambiguous_boolc              	   C   s   t d}|jddd}|jddd}|j|j d dks<td}tjt|d	 |jdd
d W 5 Q R X d}tjt|d	 t dddd W 5 Q R X d}tjt|d	 t dd W 5 Q R X d S )Nz2014-11-02 01:00
US/EasternTr(   Fg    eAi  z&Cannot infer offset with only one timer   ZinferzBCannot localize tz-aware Timestamp, use tz_convert for conversionsz
2011-01-01r&   r   z>Cannot convert tz-naive Timestamp, use tz_localize to localize)	r   r   r   r   r   r   
ValueError	TypeErrorr   )r   r.   Zts_dstZ	ts_no_dstr   r   r   r   test_tz_localize_ambiguousQ   s    z4TestTimestampTZOperations.test_tz_localize_ambiguousz	stamp, tz)z2015-03-08 02:00r1   )z2015-03-08 02:30r   )z2015-03-29 02:00Europe/Paris)z2015-03-29 02:30zEurope/Belgradec              	   C   sn   t |}tjt|d || W 5 Q R X tjt|d |j|dd W 5 Q R X |j|ddtksjtd S )Nr   raiseZnonexistentr   )r   r   r   r   r   r   r   )r   stampr'   r.   r   r   r   test_tz_localize_nonexistentd   s    z6TestTimestampTZOperations.test_tz_localize_nonexistentc              	   C   s8   t d}d}tjt|d |jddd W 5 Q R X d S )Nz2015-11-1 01:00z/Cannot infer dst time from 2015-11-01 01:00:00,r   r   r6   r(   )r   r   r   r   r   )r   r.   r   r   r   r    test_tz_localize_ambiguous_raisew   s    z:TestTimestampTZOperations.test_tz_localize_ambiguous_raisec              	   C   s<   d}t d}d}tjt|d |j|dd W 5 Q R X d S )NEurope/Warsawz2015-03-29 02:00:00oThe nonexistent argument must be one of 'raise', 'NaT', 'shift_forward', 'shift_backward' or a timedelta objectr   foor7   )r   r   r   r2   r   )r   r'   r.   r   r   r   r   (test_tz_localize_nonexistent_invalid_arg~   s    zBTestTimestampTZOperations.test_tz_localize_nonexistent_invalid_argr8   z2014-02-01 09:00z2014-07-08 09:00z2014-11-01 17:00z2014-11-05 00:00c              	   C   sz   |}t |}||}|t ||dks*td}tjt|d || W 5 Q R X |d }||ksht|jd ksvtd S )Nr&   z"Cannot localize tz-aware Timestampr   )r   r   r   r   r   r3   tzinfo)r   r8   tz_aware_fixturer'   r.   Z	localizedr   resetr   r   r   test_tz_localize_roundtrip   s    


z4TestTimestampTZOperations.test_tz_localize_roundtripc                 C   s   t d}d}d}|j|dd}|j|dd}|j|jks<t|jdksJt|  dks^t|  dksrtt|t|kst|j|dd}|j|dd}|j|jkst|jd	kstt|t|kst|  |  kstd S )
Nz2013-10-27 01:00:00zEurope/Londonzdateutil/Europe/Londonr   r(   l     !F GMT   l     @9 )r   r   r   r   to_pydatetimetznamestr)r   naiveZ	pytz_zoneZdateutil_zoneZresult_pytzZresult_dateutilr   r   r   !test_tz_localize_ambiguous_compat   s&    

z;TestTimestampTZOperations.test_tz_localize_ambiguous_compatr'   r1   zdateutil/US/Easternc                 C   s>   t d}||}t d|d}|j|jks.t||ks:td S )N3/11/2012 04:00r&   )r   r   hourr   r   r'   r8   r/   expectedr   r   r   test_timestamp_tz_localize   s
    

z4TestTimestampTZOperations.test_timestamp_tz_localizezstart_ts, tz, end_ts, shift2015-03-29 02:20:00r;   z2015-03-29 03:00:00Zforwardz2015-03-29 01:59:59.999999999Zbackwardz2015-03-29 03:20:00rD   hoursz2015-03-29 01:20:00z2018-03-11 02:33:00r   z2018-03-11 03:00:00z2018-03-11 01:59:59.999999999z2018-03-11 03:33:00z2018-03-11 01:33:00tz_type z	dateutil/c                 C   s   || }t |trd| }t||}|j||d}t||}	|dkrb||	jddkstn\|dkr|	j|	jd  }
||	j|
ddkstn,|d	kr||	jdddkstn||	kst|jt	t
d
| jkstd S )NZshift_r7   r#   r   )
nanosecondr$   i  )microsecondrU   r%   r)   )
isinstancerG   r   r*   r   replacer   rV   r,   r-   r
   r   )r   start_tsr'   Zend_tsshiftrS   r!   r.   r/   rM   Zmicrosr   r   r   ,test_timestamp_tz_localize_nonexistent_shift   s    1
zFTestTimestampTZOperations.test_timestamp_tz_localize_nonexistent_shiftoffsetc              	   C   sF   |d }t d}d}tjt|d |j|t|dd W 5 Q R X d S )Nr;   rO   z<The provided timedelta will relocalize on a nonexistent timer   )secondsr7   )r   r   r   r2   r   r   )r   r\   rS   r'   r.   r   r   r   r   4test_timestamp_tz_localize_nonexistent_shift_invalid  s
    zNTestTimestampTZOperations.test_timestamp_tz_localize_nonexistent_shift_invalidzdateutil/Europe/Warsawc                 C   s,   t d|}|j|dd}|tks(td S )NrO   r   r7   )r   r*   r   r   r   )r   r'   r!   r.   r/   r   r   r   *test_timestamp_tz_localize_nonexistent_NaT  s    zDTestTimestampTZOperations.test_timestamp_tz_localize_nonexistent_NaTc              	   C   sl   t d|}d}tjtj|d |j|dd W 5 Q R X d}tjt|d |j|dd W 5 Q R X d S )NrO   r   r6   r7   r<   r=   )r   r*   r   r   r+   r   r   r2   )r   r'   r!   r.   r   r   r   r   ,test_timestamp_tz_localize_nonexistent_raise%  s    zFTestTimestampTZOperations.test_timestamp_tz_localize_nonexistent_raisec                 C   s^   |}t |dd}||}|d }|t |ks4t|jd ksBt||dd ksZtd S )NUTCr&   )r   r   r   r?   r   )r   r8   r@   r'   r.   Z	convertedrA   r   r   r   test_tz_convert_roundtrip7  s    


z3TestTimestampTZOperations.test_tz_convert_roundtriptzstrc                 C   s>   t ddd}||}||}||ks,tt|t s:td S )Nz3/11/2012 22:00ra   r&   )r   r   
astimezoner   rW   )r   rc   ZutcdaterM   r/   r   r   r   test_astimezoneK  s
    

z)TestTimestampTZOperations.test_astimezonec                 C   sX   t dtdd}||tj ks*tt dtdd}||tj ksTtd S )Nz2001-01-05 11:56zdateutil/UTCr&   )r   r	   maybe_get_tzr   dateutilr'   Ztzutcr   )r   r.   r   r   r   #test_tz_convert_utc_with_system_utcU  s    z=TestTimestampTZOperations.test_tz_convert_utc_with_system_utcc                 C   sJ   t ddd}|jtjkst|jdks*tt dd}|jdksFtd S )N3/11/2012 05:00utcr&      )r   r?   r+   rj   r   rK   r   )r   Z	utc_stampr   r   r   !test_timestamp_constructor_tz_utce  s
    z;TestTimestampTZOperations.test_timestamp_constructor_tz_utcc                 C   s2   t d d}td|d}t| }||ks.td S )Ni   rJ   r&   )r   r   rE   r   )r   r?   rM   r/   r   r   r   #test_timestamp_to_datetime_tzoffsetm  s    
z=TestTimestampTZOperations.test_timestamp_to_datetime_tzoffsetc              
   C   s  dD ]V}t d|d}t d|}||ks.td}tjtj|d t d|d W 5 Q R X qt ddd}t dd}||kstd	}tjtj|d t d	dd W 5 Q R X t d
}|dd}t ddd}||kstt ddd}t ddd}||kstt ddd}t ddd}||ks*td	}tjtj|d t d	dd W 5 Q R X t ddd}t |j	}|dd}||kstt ddd}t ddd}||kstd S )N)zEurope/BrusselszEurope/Praguez2015-10-25 01:00r&   z.Cannot infer dst time from 2015-10-25 02:00:00r   z2015-10-25 02:00z2017-03-26 01:00r5   z2017-03-26 02:00z2015-11-18 10:00:00ra   zAsia/Kolkataz2015-11-18 15:30:00+0530z2017-03-26 00:00z2017-03-26 00:00:00+0100z2017-03-26 01:00:00+0100z2017-03-26 02:00:00+0100z2017-03-26 03:00z2017-03-26 03:00:00+0200)
r   r   r   r   r   r+   r   r   r   r   )r   r'   r/   rM   r   rH   r   r   r   ,test_timestamp_constructor_near_dst_boundarys  sB    
zFTestTimestampTZOperations.test_timestamp_constructor_near_dst_boundaryc                 C   s@   t tddd|d}t d|d}|j|jks0t||ks<td S )Ni        r&   z	3/11/2012)r   r   rK   r   )r   r'   r/   rM   r   r   r   )test_timestamp_constructed_by_date_and_tz  s    zCTestTimestampTZOperations.test_timestamp_constructed_by_date_and_tzc                 C   s6   t d|d}|tdd }t d|d}||ks2td S )Nz3/10/2012 22:00r&      rP   ri   )r   r   r   rL   r   r   r   3test_timestamp_add_timedelta_push_over_dst_boundary  s    zMTestTimestampTZOperations.test_timestamp_add_timedelta_push_over_dst_boundaryc              	   C   sL   t |}td|d}tdddddd|d	}| }| }||ksHtd S )
Nz2018-06-04 10:20:30r&   i  rr      
         )rK   minutesecondr?   )r	   rf   r   r   timetzr   )r   Ztz_naive_fixturer'   r8   	_datetimer/   rM   r   r   r   1test_timestamp_timetz_equivalent_with_datetime_tz  s    
zKTestTimestampTZOperations.test_timestamp_timetz_equivalent_with_datetime_tzN)"__name__
__module____qualname__r    r   markZparametrizer0   r4   r9   r:   r>   rB   rI   r+   timezoner   rN   r   r[   r^   r_   r`   rb   re   tdZskip_if_windowsrh   rl   rm   rn   rq   rs   r|   r   r   r   r   r   !   s   
	

	
	


+	

	
2	

	
r   )__doc__r   r   r   rg   Zdateutil.tzr   r   r   r+   Zpytz.exceptionsr   r   Zpandas._libs.tslibsr	   Zpandas._libs.tslibs.dtypesr
   Zpandas.errorsr   Zpandas.util._test_decoratorsutilZ_test_decoratorsr   Zpandasr   r   r   r   r   r   r   <module>   s   