B
    f                 @  sh  U d dl mZ 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
 d dlmZ d dlmZ d dlmZ d d	lmZ d d
lmZ d dlmZ d dlmZ d dlmZ d dlmZ ddlmZ dd Zdd Zdd Zdd Zdd Zd5ddZG dd dZej d6d d!Z!d7d#d$Z"d8d%d&Z#d9d'd(Z$i Z%d)e&d*< d+d, Z'd-d. Z(d/d0 Z)d1d2 Z*d3d4 Z+dS ):    )annotationsN)Any)Dict)exc)default)_expect_warnings)eq_)is_)is_false)is_not_)is_true)ne_)	decorator   )sqla_compatc             C  s,   | j | jk	r(| js(ds(td| | j f dS )aH  assert that any exception we're catching does not have a __context__
    without a __cause__, and that __suppress_context__ is never set.

    Python 3 will report nested as exceptions as "during the handling of
    error X, error Y occurred". That's not what we want to do.  we want
    these exceptions in a cause chain.

    FzZException %r was correctly raised but did not set a cause, within context %r as its cause.N)__context__	__cause____suppress_context__AssertionError)	exception r   \C:\Users\Lenovo\AppData\Local\Temp\pip-unpacked-wheel-q6xnih48\alembic\testing\assertions.py _assert_proper_exception_context   s
    r   c             O  s   t | |||ddS )NT)check_context)_assert_raises)
except_cls	callable_argskwr   r   r   assert_raises,   s    r   c             O  s   t | |||S )N)r   )r   r   r   r   r   r   r   assert_raises_context_ok0   s    r    c             O  s   t | ||||ddS )NT)msgr   )r   )r   r!   r   r   kwargsr   r   r   assert_raises_message4   s    r#   c             O  s   t | ||||dS )N)r!   )r   )r   r!   r   r   r"   r   r   r    assert_raises_message_context_ok:   s    r$   Fc          	   C  s(   t | ||}||| W d Q R X |jS )N)_expect_raiseserror)r   r   r   r"   r!   r   ecr   r   r   r   @   s    r   c               @  s   e Zd ZU dZded< dS )_ErrorContainerNr   r&   )__name__
__module____qualname__r&   __annotations__r   r   r   r   r(   H   s   
r(   c          
   c  s   t  }|rt d }y|V  d}W n| | k
r } z^||_d}|d k	rnt|t|tjsnt| d| |r~|s~t	| t
t|d W d d }~X Y nX |stdd S )Nr   FTz !~ zutf-8z#Callable did not raise an exception)r(   sysexc_infor&   researchstrUNICODEr   r   printencode)r   r!   r   r'   Zare_we_already_in_a_tracebacksuccesserrr   r   r   r%   L   s    &$r%   Tc             C  s   t | |dS )N)r   )r%   )r   r   r   r   r   expect_raisesa   s    r7   c             C  s   t | ||dS )N)r!   r   )r%   )r   r!   r   r   r   r   expect_raises_messagee   s    r8   c             C  sX   t dd| } t dd| } t dd|}t dd|}| |ksTt|pPd| |f d S )Nz^\s+?|\n z {2,} z%r != %r)r/   subr   )abr!   r   r   r   eq_ignore_whitespacei   s
    r>   zDict[Any, Any]_dialect_modsc             C  sN   | d ks| dkrt  S t|   }| dkr8d|_n| dkrFd|_|S d S )Nr   Z
postgresqlTZmssqlF)r   ZDefaultDialectr   Z_create_urlget_dialectZimplicit_returningZlegacy_schema_aliasing)namedr   r   r   _get_dialectu   s    rC   c              O  s   t t| f|S )a  Context manager which expects one or more warnings.

    With no arguments, squelches all SAWarnings emitted via
    sqlalchemy.util.warn and sqlalchemy.util.warn_limited.   Otherwise
    pass string expressions that will match selected warnings via regex;
    all non-matching warnings are sent through.

    The expect version **asserts** that the warnings were in fact seen.

    Note that the test suite sets SAWarning warnings to raise exceptions.

    )r   Warning)messagesr   r   r   r   expect_warnings   s    rF   c                s   t  fdd}|S )zDecorator form of expect_warnings().

    Note that emits_warning does **not** assert that the warnings
    were in fact seen.

    c          	     s*   t tf ddi | ||S Q R X d S )NZassert_F)r   DeprecationWarning)fnr   r   )rE   r   r   decorate   s    z2emits_python_deprecation_warning.<locals>.decorate)r   )rE   rI   r   )rE   r    emits_python_deprecation_warning   s    rJ   c              O  s   t tj| f|S )N)r   sa_excZSADeprecationWarning)rE   r   r   r   r   expect_sqlalchemy_deprecated   s    rL   c              O  s   t tj| f|S )N)r   rK   ZRemovedIn20Warning)rE   r   r   r   r   expect_sqlalchemy_deprecated_20   s    rM   )NF)NF)T)T)N),
__future__r   
contextlibr/   r-   typingr   r   Z
sqlalchemyr   rK   Zsqlalchemy.enginer   Zsqlalchemy.testing.assertionsr   r   r	   r
   r   r   r   Zsqlalchemy.utilr   utilr   r   r   r    r#   r$   r   r(   contextmanagerr%   r7   r8   r>   r?   r,   rC   rF   rJ   rL   rM   r   r   r   r   <module>   sF    



	