o
    8ήc                     @   s   d dl Z d dlZd dlZd dlmZmZ d dlmZm	Z	 d dl
mZmZ d dlmZ dd Zdd	 Zd
d Zdd Zdd Zdd ZG dd deZedkrTe  dS dS )    N)compile_isolatedFlags)typeofnjit)typeslowering)TestCasec                 C   s   | rd }|S d}|S Ng333333? )xretr
   r
   @/tmp/pip-target-vg8gfxp4/lib/python/numba/tests/test_optional.pyreturn_double_or_none   s
   r   c                 C   s   | rd S dS r	   r
   r   r
   r
   r   return_different_statement   s   r   c                 C   s*   |rd}nd }| dkrdS | dkr|S d S )NF   T   r
   )r   yzr
   r
   r   return_bool_optional_or_none   s   r   c                 C   s2   | rd }n| }|d u r| d S |d ur| d S d S Nr   r
   )r   val_or_noner
   r
   r   is_this_a_none+   s   r   c                 C   s   | |u S )z
    Note in nopython mode, this operation does not make much sense.
    Because we don't have objects anymore.
    `a is b` is always False if not operating on None and Optional type
    r
   abr
   r
   r   a_is_b8   s   r   c                 C   s   | |uS )z 
    This is `not (a is b)`
    r
   r   r
   r
   r   
a_is_not_bA   s   r   c                   @   s   e Zd ZdZ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d Zdd Zdd Zdd Zdd Zdd Zdd Zd S )!TestOptionalFc                 C   :   t }t|tjg}|j}dD ]}| |||| qd S N)TF)r   r   r   booleanentry_pointassertPreciseEqualselfpyfunccrescfuncvr
   r
   r   test_return_double_or_noneL      z'TestOptional.test_return_double_or_nonec                 C   r   r    )r   r   r   r!   r"   r#   r$   r
   r
   r   test_return_different_statementT   r+   z,TestOptional.test_return_different_statementc                 C   sN   t }t|tjtjg}|j}tddD ]\}}| |||||| qd S )N)r   r   r   )r   r   )r   r   r   int32r"   	itertoolsproductr#   )r%   r&   r'   r(   r   r   r
   r
   r   !test_return_bool_optional_or_none\   s   z.TestOptional.test_return_bool_optional_or_nonec                 C   r   )Nr   r   r   )r   r   r   intpr"   r#   r$   r
   r
   r   test_is_this_a_noned   r+   z TestOptional.test_is_this_a_nonec                 C   sV   t }t }d|_t|tjg|d}|j}| |j dD ]}| 	|||| qd S )NT)flagsr1   )
r   r   force_pyobjectr   r   r3   r"   
assertTrue
objectmoder#   )r%   r&   r5   r'   r(   r)   r
   r
   r   test_is_this_a_none_objmodel   s   z(TestOptional.test_is_this_a_none_objmodec                 C   @   t }t|tjtjg}|j}| |dd | |dd d S Nr   r   )r   r   r   r3   r"   r7   assertFalser%   r&   r'   r(   r
   r
   r   test_a_is_b_intpv   
   zTestOptional.test_a_is_b_intpc                 C   r:   r;   )r   r   r   r3   r"   r<   r7   r=   r
   r
   r   test_a_is_not_b_intp~   r?   z!TestOptional.test_a_is_not_b_intpc                 C   sH   dd }t d|}| |dd|dd | |dd |dd  d S )Nc                 S   s   |d u r| S | | S Nr
   r   r   r
   r
   r   r&      s   z0TestOptional.test_optional_float.<locals>.pyfuncz(float64, optional(float64))      ?皙(@)r   assertAlmostEqualr%   r&   r(   r
   r
   r   test_optional_float   s   z TestOptional.test_optional_floatc                 C   sp   dd }t d|}tjdgtjd}| }| |d||d| tj|| | |dd |dd  d S )Nc                 S   s$   |d u r| S |d  | 7  < |d S Nr   r
   rB   r
   r
   r   r&      s   z0TestOptional.test_optional_array.<locals>.pyfuncz(float32, optional(float32[:]))rD   dtyperC   )r   nparrayfloat32copyrE   testingassert_almost_equal)r%   r&   r(   cypyr
   r
   r   test_optional_array   s   z TestOptional.test_optional_arrayc                 C   s   dd }t d|}| t}|d  W d    n1 sw   Y  | dt|j tjdgtjd}| 	|||| d S )Nc                 S   s   | d S rH   r
   )r   r
   r
   r   r&      s   z6TestOptional.test_optional_array_error.<locals>.pyfuncz(optional(int32[:]),)z&expected array(int32, 1d, A), got Noneiͫ  rI   )
r   assertRaises	TypeErrorassertInstr	exceptionrK   rL   r-   assertEqual)r%   r&   r(   raisedr   r
   r
   r   test_optional_array_error   s   
z&TestOptional.test_optional_array_errorc                 C   s6   dd }t |}td}| ||d||d dS )zC
        Check that we can access attribute of an optional
        c                 S   s   d }|r| }|j d S rH   )shape)arrdo_itoptr
   r
   r   r&      s   
z:TestOptional.test_optional_array_attribute.<locals>.pyfunc   TN)r   rK   arangerY   )r%   r&   r(   r]   r
   r
   r   test_optional_array_attribute   s   
z*TestOptional.test_optional_array_attributec                    sB   t dd  t  fdd}| |dd | |ddd d	S )
zI
        Check that we can assign to a variable of optional type
        c                 S   s   |rd }|S | }|S rA   r
   )valget_noner   r
   r
   r   make_optional   s
   z;TestOptional.test_assign_to_optional.<locals>.make_optionalc                    s    | d}|r | d}|S )NTFr
   )rc   
run_secondr   re   r
   r   foo   s   

z1TestOptional.test_assign_to_optional.<locals>.foo{   F   TN)r   assertIsNonerY   )r%   rh   r
   rg   r   test_assign_to_optional   s   
z$TestOptional.test_assign_to_optionalc                 C   s:   ddd}t |}| | |  | |d|d dS )z
        Issue 1868
        Nc                 S   s   | d u rd} | S r   r
   r   r
   r
   r   r&      s   z;TestOptional.test_optional_thru_omitted_arg.<locals>.pyfunc   rA   )r   rY   rF   r
   r
   r   test_optional_thru_omitted_arg   s   
z+TestOptional.test_optional_thru_omitted_argc                 C   sb   dd }t t jgd }t |}|f}t||}| |d|d | |d|d dS )z
        Issue 2171
        c                 S   s   | d u rd S | \}}||fS rA   r
   )r   r   r   r
   r
   r   r&      s   z1TestOptional.test_optional_unpack.<locals>.pyfuncr   N)r   r   )r   Tupler3   Optionalr   rY   )r%   r&   tupopt_tupsigr(   r
   r
   r   test_optional_unpack   s   
z!TestOptional.test_optional_unpackc                    s"   t dd   fdd}|  dS )z
        Issue #4058
        c                 S   s   d }| rd}d|fS )N
   r   r
   )maybelxr
   r
   r   rh      s   z9TestOptional.test_many_optional_none_returns.<locals>.fooc                     s"   g } t dD ]}d} |}qd S )Ni N  F)range)tmp_rv   rh   r
   r   work   s
   
z:TestOptional.test_many_optional_none_returns.<locals>.workN)r   )r%   r|   r
   r{   r   test_many_optional_none_returns   s   

z,TestOptional.test_many_optional_none_returnsN)__name__
__module____qualname___numba_parallel_test_r*   r,   r0   r4   r9   r>   r@   rG   rS   r[   rb   rl   rn   rt   r}   r
   r
   r
   r   r   H   s"    
r   __main__)r.   numpyrK   unittestnumba.core.compilerr   r   numbar   r   
numba.corer   r   numba.tests.supportr   r   r   r   r   r   r   r   r~   mainr
   r
   r
   r   <module>   s$    	 @