File: //usr/local/lib/python3.7/test/__pycache__/test_fstring.cpython-37.pyc
B
��g� � @ sJ d dl Z d dlZd dlZd dlZdZG dd� dej�ZedkrFe�� dS )� Nzglobal variablec @ s� e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
dd� Z dd� Z dd� Z
dd� Zdd� Zdd � Zd d � Zd d � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Zd)d*� Zd+d,� Zd-d.� Zd/d0� Zd1d2� Zd3d4� Z d5d6� Z d7d8� Z d9d:� Z d;d<� Z d=d>� Z!d?d@� Z"dAdB� Z#dCdD� Z$dEdF� Z%dGdH� Z&dIdJ� Z'dKdL� Z(dMdN� Z)dOdP� Z*dQdR� Z+dSdT� Z,dUdV� Z-dWdX� Z.dYdZ� Z/d[d\� Z0d]d^� Z1d_d`� Z2dadb� Z3dcdd� Z4dedf� Z5dgdh� Z6didj� Z7dkdl� Z8dmdn� Z9dodp� Z:dqdr� Z;dsS )t�TestCasec C sJ xD|D ]<}| j |d��& | �||�� t|� W d Q R X W d Q R X qW d S )N)�str)ZsubTest�assertRaisesRegex�eval)�selfZexception_typeZregexZ
error_stringsr � r �-/usr/local/lib/python3.7/test/test_fstring.py�assertAllRaise s
zTestCase.assertAllRaisec C s� G dd� d�}|� }|� }t �dd� |�|_| �|� t|�� | �|� d� | �t|�t|�� | �|�d�d� | �|�d�d� | �t|��|d�d� | �t|��|d�d� d S )Nc @ s e Zd Zdd� ZdS )z(TestCase.test__format__lookup.<locals>.Xc S s dS )N�classr )r �specr r r �
__format__ s z3TestCase.test__format__lookup.<locals>.X.__format__N)�__name__�
__module__� __qualname__r r r r r �X s r c S s dS )N�instancer )r r r r r �<lambda>! � z/TestCase.test__format__lookup.<locals>.<lambda>r
� r )�types�
MethodTyper � assertEqual�format�type)r r �x�yr r r �test__format__lookup s z TestCase.test__format__lookupc C sR G dd� d�}|� }d}t �|�}t|dd�}| �|j� t|� | �|j� d S )Nc @ s e Zd Zdd� Zdd� ZdS )z TestCase.test_ast.<locals>.Xc S s
d| _ d S )NF)�called)r r r r �__init__4 s z%TestCase.test_ast.<locals>.X.__init__c S s
d| _ dS )NT� )r )r r r r �__call__6 s z%TestCase.test_ast.<locals>.X.__call__N)r
r r r r r r r r r 3 s r z
a = 10
f'{a * x()}'r �exec)�ast�parse�compileZ assertFalser r! Z
assertTrue)r r r �expr�t�cr r r �test_ast1 s
zTestCase.test_astc C s� d}t �|�}| �t|�t j� | �t|j�d� | �t|jd �t j� | �|jd jd� | �t|jd �t j � | �t|jd j
�t j � | �t|jd j
j �d� | �t|jd j
j d �t j
� | �|jd jd� | �|jd j
jd� | �|jd j
j d jd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|jd� | �|jjd� | �|jjd� | �|jd� | �|jjd� | �|jjd� d S )Nz
a = 10
f'{a * x()}'� r � � � )r" r# r r �Module�len�body�Assign�lineno�Expr�value� JoinedStr�values�FormattedValue�BinOp�left�Name�op�Mult�right�Call�
col_offset)r r% r& �binopr r r �test_ast_line_numbersI s0
z TestCase.test_ast_line_numbersc C s^ d}t �|�}| �t|�t j� | �t|j�d� | �t|jd �t j� | �t|jd j�t j � | �|jd j
d� | �t|jd �t j� | �t|jd j�t j � | �t|jd jj �d� | �t|jd jj d �t j � | �t|jd jj d �t j
� | �t|jd jj d �t j � | �t|jd jj d �t j
� | �|jd j
d� | �|jd jj
d� | �|jd jj d j
d� | �|jd jj d j
d� | �|jd jj d j
d� | �|jd jj d j
d� |jd jj d j}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|j
d� | �|jj
d� | �|jj
d� | �|jd� | �|jjd� | �|jjd� |jd jj d j}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|j
d� | �|jj
d� | �|jj
d� | �|jd � | �|jjd � | �|jjd
� d S ) Nz8
f'no formatted values'
f'eggs {a * x()} spam {b + y()}'r) r r* r r+ � � � � )r" r# r r r- r. r/ r2 r3 r4 r1 r5 �Strr6 r7 r8 r9 r: r; r< r= r> ZAdd)r r% r& Zbinop1Zbinop2r r r �.test_ast_line_numbers_multiple_formattedvaluesh sT
z7TestCase.test_ast_line_numbers_multiple_formattedvaluesc C s� d}t �|�}| �t|�t j� | �t|j�d� | �t|jd �t j� | �|jd jd� | �t|jd �t j � | �t|jd j
�t j � | �t|jd j
j �d� | �t|jd j
j d �t j
� | �|jd jd� | �|jd j
jd� | �|jd j
j d jd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j � | �|jd� | �|jjd� | �|jjd� | �|jd� | �|jjd� | �|jjd� | �t|jj �d� | �t|jj d �t j� | �t|jj d �t j
� | �t|jj d �t j� | �|jj d jd� | �|jj d jd� | �|jj d jd� |jj d j
}| �t|�t j� | �|jd� | �|jd� d S )Nz
a = 10
f'{a * f"-{x()}-"}'r) r r* r+ r, � )r" r# r r r- r. r/ r0 r1 r2 r3 r4 r5 r6 r7 r8 r9 r: r; r< r> rE r= )r r% r& r? Zcallr r r � test_ast_line_numbers_nested� sF
z%TestCase.test_ast_line_numbers_nestedc C s> d}t �|�}| �t|�t j� | �t|j�d� | �t|jd �t j� | �|jd jd� | �t|jd �t j � | �t|jd j
�t j � | �t|jd j
j �d� | �t|jd j
j d �t j
� | �t|jd j
j d �t j� | �t|jd j
j d �t j
� | �t|jd j
j d �t j� | �t|jd j
j d �t j
� | �|jd jd� | �|jd j
jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd j
j d jd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|jd� | �|jjd� | �|jjd� | �|jd� | �|jjd� | �|jjd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|jd� | �|jjd� | �|jjd� | �|jd� | �|jjd� | �|jjd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|jd� | �|jjd� | �|jjd� | �|jd� | �|jjd� | �|jjd� d S )
z|Duplicate expression
NOTE: this is currently broken, always sets location of the first
expression.
z)
a = 10
f'{a * x()} {a * x()} {a * x()}'
r) r r* � r+ r r, N)r" r# r r r- r. r/ r0 r1 r2 r3 r4 r5 r6 rE r7 r8 r9 r: r; r< r= r> )r r% r& r? r r r �*test_ast_line_numbers_duplicate_expression� sl
z3TestCase.test_ast_line_numbers_duplicate_expressionc C s� d}t �|�}| �t|�t j� | �t|j�d� | �t|jd �t j� | �|jd jd� | �t|jd �t j � | �t|jd j
�t j � | �t|jd j
j �d� | �t|jd j
j d �t j
� | �t|jd j
j d �t j� | �t|jd j
j d �t j
� | �|jd jd� | �|jd j
jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd jd� | �|jd j
jd� | �|jd j
j d jd� | �|jd j
j d jd� | �|jd j
j d jd� |jd j
j d j
}| �t|�t j� | �t|j�t j� | �t|j�t j� | �t|j�t j� | �|jd� | �|jjd� | �|jjd � | �|jd� | �|jjd� | �|jjd
� d S ) Nz?
a = 10
f'''
{a
*
x()}
non-important content
'''
r) r r* r+ rA ���r � r, )r" r# r r r- r. r/ r0 r1 r2 r3 r4 r5 rE r6 r> r7 r8 r9 r: r; r< r= )r r% r& r? r r r �'test_ast_line_numbers_multiline_fstring
sB
z0TestCase.test_ast_line_numbers_multiline_fstringc C s, dd� }| � |j� dd� }| � |j� d S )Nc S s d d S )NzNot a docstringr r r r r �fA s z"TestCase.test_docstring.<locals>.fc S s d d S )NzNot a docstringr r r r r �gD s z"TestCase.test_docstring.<locals>.g)Z assertIsNone�__doc__)r rN rO r r r �test_docstring@ s zTestCase.test_docstringc C s& | � td�� t�d� W d Q R X d S )Nzmalformed node or stringzf'x')r �
ValueErrorr" Z literal_eval)r r r r �test_literal_evalI s zTestCase.test_literal_evalc C s< dg}d}t �|�}t|dd�}t|� | �|d d� d S )Nr zx[0] = 'foo' f'{3}'r! r Zfoo3)r" r# r$ r! r )r r r% r& r' r r r � test_ast_compile_time_concatM s
z%TestCase.test_ast_compile_time_concatc C s | � tdddg� d S )Nz&cannot mix bytes and nonbytes literalszf'' b''zb'' f'')r � SyntaxError)r r r r � test_compile_time_concat_errorsV s z(TestCase.test_compile_time_concat_errorsc C s( | � � d� | � dd� | � dd� d S )Nr �a� )r )r r r r � test_literal] s zTestCase.test_literalc C s | � tdddddg� d S )Nz f-string: unterminated stringzf'{"x'zf'{"x}'zf'{("x'zf'{("x}')r rU )r r r r �test_unterminated_stringb s
z!TestCase.test_unterminated_stringc C s | � tddg� d S )Nzf-string: mismatchedzf'{((}')r rU )r r r r �test_mismatched_parensj s z TestCase.test_mismatched_parensc C sr | � dd� | � dd� | � dd� | � dd� | � dd� | � dd� | � dd� | � dd� | � d d � | � d
d
� | � d d � | � d d � | � d
d
� | � dd� | � dd� | � dd� | � dd� �d� | � dd� �d� | � dd� �d� | � dd� �d� | � d� d�d� | � d� d�d� | � d� d�d� | � d� d�d � | � d � d � | �td d g� d S ) N�{za{z{bza{b�}za}z}bza}bz{}za{}z{b}z{}cza{b}za{}cz{b}cza{b}c�
z{10z}10z}{z}{10z}a{z}a{10z10{z10}z10}{z}a{}z10}a{}z{{}}zunhashable typez f'{ {{}} }')r r � TypeError)r r r r �test_double_braceso s6 zTestCase.test_double_bracesc C s� d}| � d|� d�d� | � d|� d�d� | � d|� d|d��d� | � d |� �d
� | � d |� �d � | � d |� �d
� | � d
|� �d� | � d|� �d� | � d|� �d� | � |� d�d� | � |� d� | � |� d� | � |� d� | � |� d�d� | � d|� d�d� | � d|� �d� | � |� d|� �d� | � � d� | � � d� | � � d� | � � d� | � � d� | � � d� | � � d� | �td d g� d S ) N�defzabc## Zghiz abc## defghi�abcZ abcdefghi�4z
abcdefghidef z{x}z{x}defz{xz{xdefz{{x}}z{{x}}defz{{xz{{xdefzx}}zx}}defzdefx}}�2Zdef2�1Z1def2Z1def�-zdef-defr zf-string: expecting '}'z
f'{3' f'}')r r rU )r r r r r �test_compile_time_concat� s6 z!TestCase.test_compile_time_concatc C sB ddi}| � d� d� | � |d � d� | �tdddddg� d S )N�#�hashz+f-string expression part cannot include '#'zf'{1#}'z f'{3(#)}'zf'{#}'zf'{)#}')r r rU )r �dr r r �
test_comments� s zTestCase.test_commentsc C s� ddd�}d}d}x.t dd�D ] }| �t||��|d | � q W | �t|d �d
�|d d � |d d
�}| �t|�|d d � dd }| �t|�d� d S )Nr c S s dd| | d S )Nzf'z{x} �'r )�nZextrar r r �
build_fstr� s z2TestCase.test_many_expressions.<locals>.build_fstrr r* � i rX � � i � � z {x:{width}} � zf'{1}' 'x' 'y'i A 1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy1xy)r )�ranger r )r rn r �width�i�sr r r �test_many_expressions� s
z TestCase.test_many_expressionsc C s� d}d}t �d�}| �d||� d|� ���d� | �d||�d|� ���d� | �d||d�d|d����d� | �d|d � d
d�d|d����d� | �d|d � d
d�d|d����d� | �dd d � d ��d
� | �dd � dd
� d� ��d
� | �ddd � dd
� d��d� | �dd� d d � dd� ��d� | �dd dddik�oH|� d��d
� | �tddg� | �tddg� | �tddg� | �tddg� d S ) Nr^ r z12.34567zresult: �.zresult: 12.35�0re r* r rh �0xz
0xar i����rf z
-0xar+ rI zf-string: expecting '}'zf'{"s"!r{":10"}}'zinvalid syntaxz f'{4:{/5}}'z'f-string: expressions nested too deeplyz,f'result: {value:{width:{0}}.{precision:1}}'z&f-string: invalid conversion characterzf'{"s"!{"r"}}')�decimalZDecimalr r rU )r ru Z precisionr3 r r r �!test_format_specifier_expressions� s*
"&& &z*TestCase.test_format_specifier_expressionsc C s. G dd� d�}|� }| � |� d|� �d� d S )Nc @ s e Zd Zdd� Zdd� ZdS )z*TestCase.test_side_effect_order.<locals>.Xc S s
d| _ d S )Nr )rv )r r r r r � s z3TestCase.test_side_effect_order.<locals>.X.__init__c S s | j d7 _ t| j �S )Nr* )rv r )r r r r r r s z5TestCase.test_side_effect_order.<locals>.X.__format__N)r
r r r r r r r r r � s r rX z1 2)r )r r r r r r �test_side_effect_order� s z TestCase.test_side_effect_orderc C sJ | � tddddddddd d
d d d
dddddddg� | � tdddg� d S )Nz&f-string: empty expression not allowedzf'{}'z
f'{ }'f' {} 'zf'{!r}'zf'{ !r}'z f'{10:{ }}'zf' { } 'z
f'''{
}'''zf'{!x}'z f'{ !xr}'zf'{!x:}'z f'{!x:a}'z
f'{ !xr:}'z f'{ !xr:a}'zf'{!}'zf'{:}'zf'{!'zf'{!s:'zf'{:'zf'{:x'z invalid character in identifieru f'''{ }'''� )r rU )r r r r �test_missing_expression s. z TestCase.test_missing_expressionc C sD | � d� d� | �tdddg� | �tddg� | �tddg� d S ) N)r+ z(3,)zinvalid syntaxzf'{,}'zf-string: expecting '}'z
f'{3)+(4}'z!EOL while scanning string literalzf'{
}')r r rU )r r r r �test_parens_in_expressions0 s z#TestCase.test_parens_in_expressionsc C s� | � dd� | � dd� | � dd� | � d� d�d� | � d� dd� �d� | � dd� �d� | � dd� | � d d � | � d d � | � d� d�d
� | � d� dd� �d � | � dd� �d � | � dd� | � d
d
� | � d
d
� | � d� d�d
� | � d� dd� �d � | � dd� �d � | � dd� | � d� d�d
� | � d� dd� �d � | � dd� �d � | � d
d
� | � d d � | � d d � | � dd� | � dd� | � dd� | � d� d�d� | � d� dd� �d� | � dd� �d� | � dd� | � dd� | � dd� | �t�� td�}W d Q R X | � |d� | � dd� �d� | � dd� �d� d}| � dd� | � d|� �d� | � d|� �d� | � dd� d S ) N� z\tr) z2 r+ z2 3z 3u Δz\u0394u 2Δu 2Δ3u Δ3z
\U00000394rX z\x20z2 z2 3z 3z f'\{6*7}'z\42�\�* Zspam�&z\Nz\Nspamz\&)r Z assertWarns�DeprecationWarningr )r r3 Z AMPERSANDr r r � test_backslashes_in_string_partD sX z(TestCase.test_backslashes_in_string_partc
C s | � tdddddddg� d S )Nzi\(unicode error\) 'unicodeescape' codec can't decode bytes in position .*: malformed \\N character escapezf'\N'zf'\N{'z f'\N{GREEK CAPITAL LETTER DELTA'z'\N'z'\N{'z '\N{GREEK CAPITAL LETTER DELTA')r rU )r r r r �%test_misformed_unicode_character_name{ s z.TestCase.test_misformed_unicode_character_namec C s" | � tddddddddd g� d S )
Nz3f-string expression part cannot include a backslashz
f'{\'a\'}'zf'{\t3}'zf'{\}'z rf'{\'a\'}'z rf'{\t3}'zrf'{\}'z rf'{"\N{LEFT CURLY BRACKET}"}'zf'{\n}')r rU )r r r r �&test_no_backslashes_in_expression_part� s z/TestCase.test_no_backslashes_in_expression_partc C s4 | � dd� | � dd� | � dd� | � dd� dS )z@
Only literal curly braces begin an expression.
z{1+1}z{1+1N)r )r r r r �test_no_escapes_for_braces� s z#TestCase.test_no_escapes_for_bracesc C s | � d� d� | � d� d� d S )Nr rz r, �7)r )r r r r � test_newlines_in_expressions� s z%TestCase.test_newlines_in_expressionsc sj d� | � � fdd�d��d� | � � fdd�d�d�d� | � � fd d�d�d�d
� | �td d g� d S )
NrI c s � | S )Nr )r )r r r r � r z&TestCase.test_lambda.<locals>.<lambda>�8z'88888'c s � | S )Nr )r )r r r r � r Z10z
'88888' c s � | S )Nr )r )r r r r � r z
88888 z unexpected EOF while parsingzf'{lambda x:x}')r r rU )r r )r r � test_lambda� s zTestCase.test_lambdac C s$ dd� }|d�}| � t|�d� d S )Nc s s d| d V � � d S )Nzy:r) r )r r r r �fn� s z TestCase.test_yield.<locals>.fnr rA )r �next)r r� rO r r r �
test_yield� s zTestCase.test_yieldc C s> dd� }|d�}t |�}| �|d�d� | �|�d�d� d S )Nc 3 s d� fdd�V � �V d S )Nzx:c s � | S )Nr )rv )r r r r � r z6TestCase.test_yield_send.<locals>.fn.<locals>.<lambda>r )r r )r r r� � s z$TestCase.test_yield_send.<locals>.fnr^ r �( �stringzx:string)r� r �send)r r� rO Z
the_lambdar r r �test_yield_send� s
zTestCase.test_yield_sendc C st | � d� d� | � d� d� | � d� d� | � d� d� | � d� d� | � d� d� | � d� d� | � d� d� d S )Nr zeric'szxeric"syzxeric"szeric"sy)r )r r r r �+test_expressions_with_triple_quoted_strings� s z4TestCase.test_expressions_with_triple_quoted_stringsc C s� d}d}| � |� |� �d� | � d|� |� �d� | � |� d|� �d� | � |� |� d�d� | � d|� d|� �d � | � d|� |� d�d
� | � |� d|� d�d � | � d|� d|� d �d
� d S )N�b rb Z98abcr ZX98abcZ98XabcZ98abcX�YZX98YabcZX98abcYZ98XabcY�ZZX98YabcZ)r )r r r r r r �test_multiple_vars� s zTestCase.test_multiple_varsc C s0 dd� }| � |d�� d� | � |d�� d� d S )Nc s � fdd�}|S )Nc s
d� � �S )Nzx:r r )r r r �inner� s z3TestCase.test_closure.<locals>.outer.<locals>.innerr )r r� r )r r �outer� s z$TestCase.test_closure.<locals>.outerZ987zx:987r, zx:7)r )r r� r r r � test_closure� s zTestCase.test_closurec s< d� � fdd�}| � |dd�d� d}| � |dd�d� d S ) Nr) c s d| � |� ��S )Nzx=r )r ru )r r r rN � s z"TestCase.test_arguments.<locals>.f�foor^ z x=foofoo �barz x= 20)r )r rN r r )r r �test_arguments� s
zTestCase.test_argumentsc C s d}| � d|� �d� d S )N�{ zv:zv:123)r )r r3 r r r � test_locals� s zTestCase.test_localsc C s$ | � t�� dt� � W d Q R X d S )Nzv:)Z assertRaises� NameErrorr3 )r r r r �test_missing_variable� s z TestCase.test_missing_variablec C sf G dd� d�}| � |� d�d� | � |� � d� | � |� � �d� | � d� �d� | � d� �d� d S )Nc @ s e Zd Zdd� ZdS )z,TestCase.test_missing_format_spec.<locals>.Oc S s |sdS |S )N�*r )r r r r r r � s z7TestCase.test_missing_format_spec.<locals>.O.__format__N)r
r r r r r r r �O� s r� r r� r+ �3)r )r r� r r r �test_missing_format_spec� s z!TestCase.test_missing_format_specc C s| | � dt� �d� | � dt��d� d}| � dt� d|� �d� | � dt��d� | � dt� d|��d� | �dt� � d S ) Nzg:zg:global variablezg:'global variable'zlocal variablez l:z"g:global variable l:local variablez$g:global variable l:'local variable'zmodule 'unittest' from)r �a_globalZassertIn�unittest)r �a_localr r r � test_global s zTestCase.test_globalc C sr d}| � d|� �d� | � d|��d� d}| � d|� d|� �d� | � d|��d� | � d|� d|��d� d S ) Nzreally a localzg:zg:really a localzg:'really a local'zlocal variablez l:z!g:really a local l:local variablez#g:really a local l:'local variable')r )r r� r� r r r �test_shadowed_global s z TestCase.test_shadowed_globalc C s dd� }| � |d�� d� d S )Nc S s dt | � S )Nzx=)r )r r r r r� " s z TestCase.test_call.<locals>.foor^ zx=10)r )r r� r r r � test_call! s zTestCase.test_callc C s0 d}| � d� d � d� | � |� d � d� d S )NrI r r+ Z000Z555)r )r r r r r �test_nested_fstrings' s z TestCase.test_nested_fstringsc C s> | � tddddddddd d
d d d
ddddddddddg� d S )Nz unexpected EOF while parsingzfu''zuf''zFu''zfU''zUf''zuF''zufr''zurf''zfur''zfru''zrfu''zruf''zFUR''zFur''zfb''zfB''zFb''zFB''zbf''zbF''zBf''zBF'')r rU )r r r r � test_invalid_string_prefixes, s. z%TestCase.test_invalid_string_prefixesc C st | � d� d� | � d� d� | � d� d� | � d� d� | � ddd� dD �� �d� | � ddd� dD �� �d� d S ) Nr+ r� zexpr=c S s i | ]\}}||�qS r r )�.0r r r r r �
<dictcomp>L s z9TestCase.test_leading_trailing_spaces.<locals>.<dictcomp>))r* r) z expr={1: 2}c S s i | ]\}}||�qS r r )r� r r r r r r� N s )r )r r r r � test_leading_trailing_spacesF s z%TestCase.test_leading_trailing_spacesc C sP | � ddk� d� | � ddk� �d� | � ddk�d� | � ddkd�d� d S )Nr+ r �Truez.3ZTru)r )r r r r �test_not_equalQ s zTestCase.test_not_equalc C s� | � dd�d� | � dd�d� | � dd�d� | � dd�d� | � d� d� | � d�d� | � d�d� | � d� d� | � dd�d � | �td
d d d
ddddg� | �tdddddg� d S )Ng ��Q� @z10.10z
3.14z
3.14 rW z'a'za!rz!<10.10z
3.14!!!!!!z&f-string: invalid conversion characterzf'{3!g}'zf'{3!A}'zf'{3!3}'zf'{3!G}'zf'{3!!}'zf'{3!:}'z f'{3! s}'zf-string: expecting '}'z f'{x!s{y}}'z f'{3!ss}'z
f'{3!ss:}'z f'{3!ss:s}')r r rU )r r r r �test_conversions[ s, zTestCase.test_conversionsc C s | � tddddg� d S )Nzinvalid syntaxzf'' = 3z
f'{0}' = xz
f'{x}' = x)r rU )r r r r �test_assignment| s zTestCase.test_assignmentc C s | � tdddg� d S )Nzinvalid syntaxzdel f''z
del '' f'')r rU )r r r r �test_del� s zTestCase.test_delc C s� | � tddddddddd g� | � td
d d d
dddddddddddg� | �d� d� | �d� d� | �dd� d ��d � | �d d� d ��d � d S ) Nz#f-string: single '}' is not allowedzf'{{}'zf'{{}}}'zf'}'zf'x}'zf'x}x'z
f'\u007b}'z f'{3:}>10}'z f'{3:}}>10}'zf-string: expecting '}'z f'{3:{{>10}'zf'{3'zf'{3!'zf'{3:'zf'{3!s'zf'{3!s:'z f'{3!s:3'zf'x{'zf'x{x'zf'{x'zf'{3:s'zf'{{{'zf'{{}}{'zf'{'r\ r] r+ z>10z
}}}}}}}}}3r) z
{{{{{{{{{2)r rU r )r r r r �test_mismatched_braces� s8 z TestCase.test_mismatched_bracesc sd � fdd�}� fdd�}� fdd�}|dd� |d d
� |dd� |d d
� |dd
� |d d
� d S ) Nc s$ d}| � rd}nd}� � ||� d S )Nr r* r) )r )r �expected�flag)r r r � test_fstring� s
z2TestCase.test_if_conditional.<locals>.test_fstringc s$ d}| � rd}nd}� � ||� d S )Nr r* r) )r )r r� r� )r r r �test_concat_empty� s
z7TestCase.test_if_conditional.<locals>.test_concat_emptyc s( d}d| � �rd}nd}� � ||� d S )Nr rX r* r) )r )r r� r� )r r r �test_concat_non_empty� s
z;TestCase.test_if_conditional.<locals>.test_concat_non_emptyr r) rX r* r )r r� r� r� r )r r �test_if_conditional� s
z TestCase.test_if_conditionalc C sF d}| � |� d� | � |� �d� | � |� �d� | � |� �d� d S )NZtestz'test')r )r r r r r �test_empty_format_specifier� s
z$TestCase.test_empty_format_specifierc C sp ddd�}d}| � |d � d� | � |d � d� | � || � d� | � dj|d�d� | � dj|d�d� d S ) Nr� Zinteger)rW r r rW z{d[a]})rj z{d[0]})r r )r rj rW r r r �test_str_format_differences� s z$TestCase.test_str_format_differencesc C s | � tdddg� d S )Nzinvalid syntaxz f'{a[4)}'z f'{a(4]}')r rU )r r r r �test_invalid_expressions� s z!TestCase.test_invalid_expressionsc C s( | � tdddg� | � tdddg� d S )NZ unsupportedzf'{(lambda: 0):x}'z f'{(0,):x}'zUnknown format codez f'{1000:j}')r r_ rR )r r r r � test_errors� s zTestCase.test_errorsc C s0 x*t d�D ] }| �d|� �dt|� � q
W d S )Ni� zi:)rt r r )r rv r r r � test_loop� s zTestCase.test_loopc C sX dddd�}| � |d � d� | � |d � d� | � |d � d� | � |d � d� d S )NZdquoteZsquoter� )�"rl r� rl r� r� )r )r rj r r r � test_dict� s zTestCase.test_dictc C s$ | � td�d� | � td�d� d S )Nzf"\
"r zf"\
")r r )r r r r �test_backslash_char s z TestCase.test_backslash_charN)<r
r r r r r( r@ rF rH rJ rM rQ rS rT rV rY rZ r[ r` rg rk rx r} r~ r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r sr 2+E6 # % (7
!%& r �__main__)r" r r| r� r� r r
�mainr r r r �<module> s