U
    ÙfL>  ã                   @   s¦  d Z ddlmZ 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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 e	j e	j e	j ej¡d¡¡ZG dd„ dejƒZG dd„ dejƒZdd„ Z G dd„ de!ƒZ"G dd„ dee"ejƒƒZ#dd„ Z$G dd„ de!ƒZ%G dd„ dee%ejƒƒZ&G dd„ dejƒZ'G dd „ d ejƒZ(d!d"„ Z)d#d$„ Z*d%d&„ Z+e,d'kr¢e -¡  dS )(zTests for annotate.é    )Úabsolute_import)Údivision)Úprint_functionN)Úwith_metaclass)Úannotate)Ú	ast_utils)Úcodegen)Ú
formatting)Ú
test_utilsz../testdatac                   @   s4   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	d
„ ZdS )ÚPrefixSuffixTestc           
         s¸   t  d¡}d}dd„ ‰|D ]˜\‰ }|j|d}t |¡}t ‡ ‡fdd„¡}| |¡ |jd }d	}t	t
 |d
ˆ  ¡ƒ}	|  ||	d|||jd t|	|ƒ¡f ¡ |  |t |¡¡ qd S )Nzn        {open_block}
          pass #a
          #b
            #c

          #d
        #e
        a
        ))Úbodyzdef x():)r   zclass X:)r   zif x:)Úorelsezif x:
  y
else:)r   zif x:
  y
elif y:)r   zwhile x:)r   zwhile x:
  y
else:)Z	finalbodyztry:
  x
finally:)r   ztry:
  x
except:)r   ztry:
  x
except:
  y
else:)r   zwith x:)r   z
with x, y:)r   zwith x:
 with y:)r   zfor x in y:c                 S   s(   t | |d ƒ}t|tƒo&t|d ƒtjkS )Nr   )ÚgetattrÚ
isinstanceÚlistÚtypeÚastÚPass)ÚnodeÚchildren_attrÚval© r   ú?/tmp/pip-target-lpfmz8o1/lib/python/pasta/base/annotate_test.pyÚis_node_for_suffixH   s    z>PrefixSuffixTest.test_block_suffix.<locals>.is_node_for_suffix)Ú
open_blockc                    s
   ˆ| ˆ ƒS ©Nr   ©r   ©r   r   r   r   Ú<lambda>Q   ó    z4PrefixSuffixTest.test_block_suffix.<locals>.<lambda>r   z  #b
    #c

  #d
zblock_suffix_%sz9Incorrect suffix for code:
%s
Node: %s (line %d)
Diff:
%sÚ
)ÚtextwrapÚdedentÚformatÚpastaÚparser   ZFindNodeVisitorÚvisitÚresultsÚstrÚfmtÚgetÚassertMultiLineEqualÚlinenoÚjoinÚ	_get_diffÚdump)
ÚselfZsrc_tplZ
test_casesr   ÚsrcÚtZnode_finderr   ÚexpectedÚactualr   r   r   Útest_block_suffix+   s0    


ÿ

    ÿþz"PrefixSuffixTest.test_block_suffixc                 C   s4   d}t  |¡}|  || d¡d … t |d¡¡ d S )Nzfoo
#bar

#baz
z#barÚsuffix)r$   r%   ÚassertEqualÚindexr)   r*   ©r0   r1   r2   r   r   r   Útest_module_suffix\   s    
z#PrefixSuffixTest.test_module_suffixc                 C   s*   d}t  |¡}|  t |jd d¡¡ d S )Nzif x:  return y
  #a
#b
r   Zblock_suffix_body)r$   r%   ÚassertIsNoner)   r*   r   r9   r   r   r   Ú.test_no_block_suffix_for_single_line_statementa   s    
z?PrefixSuffixTest.test_no_block_suffix_for_single_line_statementc                 C   sF   d}t  |¡}|  dt |jd d¡¡ |  dt |jd d¡¡ d S )Nza

foo


b
r    é   Úprefixr6   ©r$   r%   r7   r)   r*   r   r9   r   r   r   Útest_expression_prefix_suffixf   s    
z.PrefixSuffixTest.test_expression_prefix_suffixc                 C   sF   d}t  |¡}|  dt |jd d¡¡ |  dt |jd d¡¡ d S )Nza

def foo():
  return bar


b
r    r=   r>   Ú r6   r?   r9   r   r   r   Útest_statement_prefix_suffixl   s    
z-PrefixSuffixTest.test_statement_prefix_suffixN)Ú__name__Ú
__module__Ú__qualname__r5   r:   r<   r@   rB   r   r   r   r   r   )   s
   1r   c                   @   sŠ   e 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e d¡dd„ ƒZe d¡dd„ ƒZe d¡dd„ ƒZdS )ÚIndentationTestc                 C   sÖ   t  d¡}t |¡}t |tjf¡}|jdd„ d |\}}}}}}	}
|  	dt
 |d¡¡ |  	dt
 |d¡¡ |  	dt
 |d¡¡ |  	d	t
 |d¡¡ |  	dt
 |d¡¡ |  	dt
 |	d¡¡ |  	dt
 |
d¡¡ d S )
NzÌ        foo('begin')
        if a:
          foo('a1')
          if b:
            foo('b1')
            if c:
              foo('c1')
            foo('b2')
          foo('a2')
        foo('end')
        c                 S   s   | j S r   )r,   r   r   r   r   r   „   r   z4IndentationTest.test_indent_levels.<locals>.<lambda>)ÚkeyrA   Úindentú  ú    z      )r!   r"   r$   r%   r   Úfind_nodes_by_typer   ÚCallÚsortr7   r)   r*   )r0   r1   r2   Z
call_nodesÚbeginZa1Úb1Úc1Úb2Za2Úendr   r   r   Útest_indent_levelsu   s    

z"IndentationTest.test_indent_levelsc                 C   sJ   d}t  |¡}|jd }|j\}}|  t |d¡¡ |  t |d¡¡ d S )Nzif a: b; c
r   Úindent_diff)r$   r%   r   r;   r)   r*   )r0   r1   r2   Úif_nodeÚbÚcr   r   r   Útest_indent_levels_same_line   s    


z,IndentationTest.test_indent_levels_same_linec           
      C   sÔ   d}d}t  ||¡D ]º\}}|j||d}t |¡}|jd }|jd }|jd }	|  dt |d¡¡ |  dt |d¡¡ |  |t |d¡¡ |  |t |d¡¡ |  || t |	d¡¡ |  |t |	d¡¡ qd S )Nz(if a:
{first}if b:
{first}{second}foo()
)ú rI   rJ   z        ú	z		)ÚfirstÚsecondr   rA   rH   rT   )	Ú	itertoolsÚproductr#   r$   r%   r   r7   r)   r*   )
r0   ÚtemplateÚindentsr[   r\   r1   r2   Zouter_if_nodeZinner_if_nodeZ	call_noder   r   r   Útest_indent_depths—   s    



z"IndentationTest.test_indent_depthsc                 C   sP   t  d¡}t |¡}|jd j\}}|  dt |d¡¡ |  dt |d¡¡ d S )NzQ        class A:
          """Doc
             string."""
          pass
        r   rI   rH   ©r!   r"   r$   r%   r   r7   r)   r*   ©r0   r1   r2   Z	docstringZ	pass_stmtr   r   r   Útest_indent_multiline_string©   s
    

z,IndentationTest.test_indent_multiline_stringc                 C   sP   t  d¡}t |¡}|jd j\}}|  dt |d¡¡ |  dt |d¡¡ d S )NzR        class A:
          """Doc

             string."""
          pass
        r   rI   rH   rb   rc   r   r   r   Ú)test_indent_multiline_string_with_newlineµ   s
    

z9IndentationTest.test_indent_multiline_string_with_newlinec                 C   sÊ   d}dD ]:}t  |j|d¡}|  | d¡d t |jd d¡¡ qd}dD ]:}t  |j|d¡}|  | d¡d t |jd d	¡¡ qLd
}dD ]4}t  |j|d¡}|  |d t |jd d¡¡ qd S )Nz#def foo(a, b{trailing_comma}): pass)rA   ú,z , )Útrailing_commarY   ú)r   Zargs_suffixz%class Foo(a, b{trailing_comma}): passZbases_suffixz&from mod import (a, b{trailing_comma})Znames_suffix)r$   r%   r#   r7   Úlstripr)   r*   r   )r0   r_   rg   Útreer   r   r   Útest_scope_trailing_commaÁ   s$    ÿÿ
ÿz)IndentationTest.test_scope_trailing_commac                 C   s@   t  d¡}t |¡}|jd }|jd }|  dt |d¡¡ d S )Nz#        if a:

          b
        r   rI   rT   rb   ©r0   r1   r2   rU   rV   r   r   r   Útest_indent_extra_newlinesÔ   s
    



z*IndentationTest.test_indent_extra_newlinesc                 C   s@   t  d¡}t |¡}|jd }|jd }|  dt |d¡¡ d S )Nz9        if a:
            #not here

          b
        r   rI   rT   rb   rl   r   r   r   Ú'test_indent_extra_newlines_with_commentß   s
    



z7IndentationTest.test_indent_extra_newlines_with_commentc                 C   sR   t  d¡}t  d¡}t |¡}t tjdd¡|jd jd< |  |t	 
|¡¡ d S )Nz5        def a():
            b
            c
        z<        def a():
            b
            new_node
        Únew_node)Úidr   r=   )r!   r"   r$   r%   r   ÚExprÚNamer   r+   r   Úto_str)r0   r1   r3   r2   r   r   r   Útest_autoindentë   s
    


zIndentationTest.test_autoindentZmixed_tabs_spacesc                 C   s   t  t d¡jdd¡ d S )Nz:        if a:
                b
        {ONETAB}c
        rZ   )ÚONETAB)r$   r%   r!   r"   r#   )r0   r   r   r   Ú"test_mixed_tabs_spaces_indentationû   s    üz2IndentationTest.test_mixed_tabs_spaces_indentationc                 C   sd   t ddƒD ]T}t t d¡jdd| d¡}|jd jd jd }|  t 	|d¡dd|  ¡ q
d S )	Nr=   é   zB          if a:
          {WS}if b:
          {ONETAB}c
          rZ   rY   ©ru   ZWSr   rT   ©
Úranger$   r%   r!   r"   r#   r   r7   r)   r*   ©r0   Ú
num_spacesr2   Znode_cr   r   r   Útest_tab_below_spaces  s     üz%IndentationTest.test_tab_below_spacesc                 C   s\   t ddƒD ]L}t t d¡jdd| d¡}|jd jd jd }|  t 	|d¡d¡ q
d S )	Nr=   rw   zR          if a:
          {WS}{ONETAB}if b:
          {ONETAB}{ONETAB}c
          rZ   rY   rx   r   rT   ry   r{   r   r   r   Útest_tabs_below_spaces_and_tab  s     üz.IndentationTest.test_tabs_below_spaces_and_tabN)rC   rD   rE   rS   rX   ra   rd   re   rk   rm   rn   rt   r
   Úrequires_featuresrv   r}   r~   r   r   r   r   rF   s   s   


rF   c              	   C   sN   t | dƒ:}zt | ¡ ¡ W n  tk
r>   Y W 5 Q R £ dS X W 5 Q R X dS )NÚrFT)Úopenr   r%   ÚreadÚSyntaxError)ÚfilepathÚfr   r   r   Ú_is_syntax_valid  s    r†   c                   @   s   e Zd Zdd„ ZdS )ÚSymmetricTestMetac                 C   sŒ   dd„ }d}t j td¡}t  |¡D ]V\}}}	|	D ]F}
|
 d¡r2t j ||
¡}t t|ƒ d¡||ƒƒ|||
d d…  < q2q$t	 
| |||¡S )Nc                    s   ‡ fdd„}|S )Nc              	      sd   t ˆ dƒ}| ¡ }W 5 Q R X t |¡}t |¡}| |¡ |  t 	|¡|¡ |  
g |jjd¡ d S )Nr€   zUnmatched parens)r   r‚   r   r%   r   ÚAstAnnotatorr&   r+   r   rs   r7   ÚtokensZ_parens)r0   Úhandler1   r2   Ú	annotator©r„   r   r   Útest(  s    


zISymmetricTestMeta.__new__.<locals>.symmetric_test_generator.<locals>.testr   )r„   r   r   rŒ   r   Úsymmetric_test_generator'  s    z;SymmetricTestMeta.__new__.<locals>.symmetric_test_generatorZtest_symmetric_r   ú.inú3Test contains syntax not supported by this version.éýÿÿÿ)ÚosÚpathr-   ÚTESTDATA_DIRÚwalkÚendswithÚunittestÚskipIfr†   r   Ú__new__)ÚmcsÚnameÚbasesÚ	inst_dictrŽ   Útest_method_prefixÚdata_dirÚdirpathÚdirsÚfilesÚfilenameÚ	full_pathr   r   r   r™   %  s    
þýzSymmetricTestMeta.__new__N©rC   rD   rE   r™   r   r   r   r   r‡   #  s   r‡   c                   @   s   e Zd ZdZdS )ÚSymmetricTestzValidates the symmetry property.

  After parsing + annotating a module, regenerating the source code for it
  should yield the same result.
  N)rC   rD   rE   Ú__doc__r   r   r   r   r¦   @  s   r¦   c                 C   s0   dD ]&}t t| |d ƒtƒrt| |dƒ  S qdS )N)rp   r›   ÚattrÚargÚmodulerA   )r   r   r(   )r   r¨   r   r   r   Ú_get_node_identifierH  s    r«   c                   @   s   e Zd Zdd„ ZdS )ÚPrefixSuffixGoldenTestMetac              
   C   s¾   dd„ }d}t j td¡}dtjd d…  }t  |¡D ]v\}}	}
|
D ]f}| d¡rDt j ||¡}t j |d||d d	… d
 ¡}t 	t
|ƒ d¡|||ƒƒ|||d d	…  < qDq6t | |||¡S )Nc                    s   ‡ ‡fdd„}|S )Nc              	      s  t ˆdƒ}| ¡ }W 5 Q R X t |¡}t |¡}| |¡ dd„ ‰ d ‡ fdd„t 	|¡D ƒ¡d }t
| ddƒrÈtj tj ˆ¡¡s˜t tj ˆ¡¡ t ˆd	ƒ}| |¡ W 5 Q R X td
ˆ ƒ d S z"t ˆdƒ}| ¡ }W 5 Q R X W n  tk
r
   |  d¡ Y nX |  ||¡ d S )Nr€   c                 S   s   | d krdS |   dd¡S )NrA   r    z\n)Úreplace)Úsr   r   r   Úescape[  s    z_PrefixSuffixGoldenTestMeta.__new__.<locals>.golden_test_generator.<locals>.test.<locals>.escaper    c                 3   sn   | ]f}d   tt|ddƒt|ddƒfƒt|ƒjd t|ƒ ˆ t |d¡ƒˆ t |d¡ƒˆ t |d¡ƒ¡V  qdS )	z5{0:12} {1:20} 	prefix=|{2}|	suffix=|{3}|	indent=|{4}|r,   éÿÿÿÿÚ
col_offsetrY   r>   r6   rH   N)r#   r(   r   r   rC   r«   r)   r*   )Ú.0Ún©r¯   r   r   Ú	<genexpr>^  s   úûzbPrefixSuffixGoldenTestMeta.__new__.<locals>.golden_test_generator.<locals>.test.<locals>.<genexpr>Úgenerate_goldensFÚwzWrote: zMissing golden data.)r   r‚   r   r%   r   rˆ   r&   r-   r   r•   r   r’   r“   ÚisdirÚdirnameÚmakedirsÚwriteÚprintÚIOErrorZfailr+   )r0   rŠ   r1   r2   r‹   Úresultr…   Úgolden©Úgolden_fileÚ
input_filer´   r   r   T  s0    


ùù
zOPrefixSuffixGoldenTestMeta.__new__.<locals>.golden_test_generator.<locals>.testr   )rÂ   rÁ   r   r   rÀ   r   Úgolden_test_generatorS  s    #zAPrefixSuffixGoldenTestMeta.__new__.<locals>.golden_test_generatorZtest_golden_prefix_suffix_r   z%d.%dé   r   r¿   r‘   z.outr   )r’   r“   r-   r”   ÚsysÚversion_infor•   r–   r—   r˜   r†   r   r™   )rš   r›   rœ   r   rÃ   rž   rŸ   Úpython_versionr    r¡   r¢   r£   r¤   Zgolden_pathr   r   r   r™   Q  s$    '
ÿþýz"PrefixSuffixGoldenTestMeta.__new__Nr¥   r   r   r   r   r¬   O  s   r¬   c                   @   s   e Zd ZdZdZdS )ÚPrefixSuffixGoldenTestzÍChecks the prefix and suffix on each node in the AST.

  This uses golden files in testdata/ast/golden. To regenerate these files, run
  python setup.py test -s pasta.base.annotate_test.generate_goldens
  N)rC   rD   rE   r§   ZmaxDiffr   r   r   r   rÈ   Š  s   rÈ   c                   @   s    e Zd ZdZdd„ Zdd„ ZdS )ÚManualEditsTestz‡Tests that we can handle ASTs that have been modified.

  Such ASTs may lack position information (lineno/col_offset) on some nodes.
  c                 C   sV   d}t  |¡}t |tjf¡d }|j tjdtj	ddd¡ |  
dt  |¡¡ dS )zBTests that Call node traversal works without position information.úf(a)r   rV   ©r³   ©r©   Úvalueú	f(a, b=0)N)r$   r%   r   rK   r   rL   ÚkeywordsÚappendÚkeywordÚNumr7   r/   ©r0   r1   r2   r   r   r   r   Útest_call_no_pos›  s
    
z ManualEditsTest.test_call_no_posc                 C   sr   d}t  |¡}t |tjf¡d }|j tjdtj	ddd¡ d|jd j
_d|jd j
_|  dt  |¡¡ dS )	zATests that Call node traversal works even with illegal positions.rÊ   r   rV   rË   rÌ   r°   rÎ   N)r$   r%   r   rK   r   rL   rÏ   rÐ   rÑ   rÒ   rÍ   r,   r±   r7   r/   rÓ   r   r   r   Útest_call_illegal_pos£  s    
z%ManualEditsTest.test_call_illegal_posN)rC   rD   rE   r§   rÔ   rÕ   r   r   r   r   rÉ   •  s   rÉ   c                   @   s4   e Zd ZdZe d¡dd„ ƒZe d¡dd„ ƒZdS )ÚFstringTestz$Tests fstring support more in-depth.Zfstringc                 C   s2   d}t  |¡}|jd j}|  t |d¡d¡ d S )Nzf"a {b} c d {e}"r   Úcontentz<f"a {__pasta_fstring_val_0__} c d {__pasta_fstring_val_1__}"©r$   r%   r   rÍ   r7   r)   r*   rÓ   r   r   r   Útest_fstring´  s    

þzFstringTest.test_fstringc                 C   s2   d}t  |¡}|jd j}|  t |d¡d¡ d S )Nzf"a {{{b} {{c}}"r   r×   z&f"a {{{__pasta_fstring_val_0__} {{c}}"rØ   rÓ   r   r   r   Útest_fstring_escaping½  s    

þz!FstringTest.test_fstring_escapingN)rC   rD   rE   r§   r
   r   rÙ   rÚ   r   r   r   r   rÖ   ±  s
   
rÖ   c                 C   s   t  | ¡ |  ¡ ¡S r   )ÚdifflibZndiffÚ
splitlines)ÚbeforeÚafterr   r   r   r.   Ç  s    r.   c                  C   s\   t  ¡ } |  t  t¡¡ |  t  t¡¡ |  t  t¡¡ |  t  t¡¡ |  t  t¡¡ | S r   )	r—   Ú	TestSuiteÚaddTestsÚ	makeSuiterÉ   r¦   r   rÈ   rÖ   ©r¾   r   r   r   ÚsuiteË  s    rã   c                  C   s(   t  ¡ } |  t  t¡¡ ttddƒ | S )Nr¶   T)r—   rß   rà   rá   rÈ   Úsetattrrâ   r   r   r   r¶   Õ  s    r¶   Ú__main__).r§   Ú
__future__r   r   r   r   rÛ   r]   Úos.pathr’   Úsixr   rÅ   r!   r—   r$   Z
pasta.baser   r   r   r	   r)   r
   r“   Úrealpathr-   r¹   Ú__file__r”   ZTestCaser   rF   r†   r   r‡   r¦   r«   r¬   rÈ   rÉ   rÖ   r.   rã   r¶   rC   Úmainr   r   r   r   Ú<module>   sL   ÿJ (	;ÿ

