U
    Ç½„bZ4  ã                   @   sB   d dl mZ d dlZddlmZmZmZmZmZ G dd„ dƒZ	dS )é    )ÚcontextmanagerNé   )ÚParserElementÚParseExceptionÚKeywordÚ__diag__Ú
__compat__c                   @   sf   e Zd ZdZG dd„ dƒZG dd„ dƒZedeej	e
 ej	e
 eeej	e ej	e ed	œd
d„ƒZdS )Úpyparsing_testzB
    namespace class for classes useful in writing unit tests
    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S )z&pyparsing_test.reset_pyparsing_contexta˜  
        Context manager to be used when writing unit tests that modify pyparsing config values:
        - packrat parsing
        - bounded recursion parsing
        - default whitespace characters.
        - default keyword characters
        - literal string auto-conversion class
        - __diag__ settings

        Example::

            with reset_pyparsing_context():
                # test that literals used to construct a grammar are automatically suppressed
                ParserElement.inlineLiteralsUsing(Suppress)

                term = Word(alphas) | Word(nums)
                group = Group('(' + term[...] + ')')

                # assert that the '()' characters are not included in the parsed tokens
                self.assertParseAndCheckList(group, "(abc 123 def)", ['abc', '123', 'def'])

            # after exiting context manager, literals are converted to Literal expressions again
        c                 C   s
   i | _ d S ©N)Ú_save_context©Úself© r   ú5/tmp/pip-unpacked-wheel-cdpi1ipc/pyparsing/testing.pyÚ__init__-   s    z/pyparsing_test.reset_pyparsing_context.__init__c                 C   sž   t j| jd< tj| jd< t j| jd< t j| jd< t j| jd< t jrRt jj	| jd< n
d | jd< t j
| jd< t j| jd< d	d
„ tjD ƒ| jd< dtji| jd< | S )NÚdefault_whitespaceÚdefault_keyword_charsÚliteral_string_classÚverbose_stacktraceÚpackrat_enabledÚpackrat_cache_sizeÚpackrat_parseÚrecursion_enabledc                 S   s   i | ]}|t t|ƒ“qS r   )Úgetattrr   )Ú.0Únamer   r   r   Ú
<dictcomp>F   s     z?pyparsing_test.reset_pyparsing_context.save.<locals>.<dictcomp>r   Úcollect_all_And_tokensr   )r   ÚDEFAULT_WHITE_CHARSr   r   ÚDEFAULT_KEYWORD_CHARSÚ_literalStringClassr   Ú_packratEnabledÚpackrat_cacheÚsizeÚ_parseÚ_left_recursion_enabledr   Ú
_all_namesr   r   r   r   r   r   Úsave0   s4    þÿþÿ
þÿÿ ÿ
z+pyparsing_test.reset_pyparsing_context.savec                 C   s¾   t j| jd kr t  | jd ¡ | jd t _| jd t_t  | jd ¡ | jd  ¡ D ]\}}|rht	j
nt	j|ƒ qVdt _| jd r–t  | jd ¡ n| jd	 t _| jd
 t _| jd t_| S )Nr   r   r   r   r   Fr   r   r   r   r   )r   r   r   Zset_default_whitespace_charsr   r   r   ÚinlineLiteralsUsingÚitemsr   ÚenableÚdisabler!   Zenable_packratr$   r%   r   r   )r   r   Úvaluer   r   r   ÚrestoreP   s.    ÿÿÿÿ
ÿz.pyparsing_test.reset_pyparsing_context.restorec                 C   s   t | ƒƒ }|j | j¡ |S r
   )Útyper   Úupdate)r   Úretr   r   r   Úcopyq   s    
z+pyparsing_test.reset_pyparsing_context.copyc                 C   s   |   ¡ S r
   )r'   r   r   r   r   Ú	__enter__v   s    z0pyparsing_test.reset_pyparsing_context.__enter__c                 G   s   |   ¡  d S r
   )r-   )r   Úargsr   r   r   Ú__exit__y   s    z/pyparsing_test.reset_pyparsing_context.__exit__N)
Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r'   r-   r1   r2   r4   r   r   r   r   Úreset_pyparsing_context   s    !r9   c                   @   sJ   e Zd ZdZddd„Zddd„Zddd	„Zdd
d„Zee	dfdd„ƒZ
dS )z&pyparsing_test.TestParseResultsAssertszk
        A mixin class to add parse results assertion methods to normal unittest.TestCase classes.
        Nc                 C   s<   |dk	r| j || ¡ |d� |dk	r8| j || ¡ |d� dS )zÑ
            Unit test assertion to compare a :class:`ParseResults` object with an optional ``expected_list``,
            and compare any defined results names with an optional ``expected_dict``.
            N©Úmsg)ÚassertEqualÚas_listZas_dict)r   ÚresultÚexpected_listÚexpected_dictr;   r   r   r   ÚassertParseResultsEquals�   s    z?pyparsing_test.TestParseResultsAsserts.assertParseResultsEqualsTc                 C   s@   |j |dd�}|r t| ¡ ƒ nt| ¡ ƒ | j|||d� dS )zÆ
            Convenience wrapper assert to test a parser element and input string, and assert that
            the resulting ``ParseResults.asList()`` is equal to the ``expected_list``.
            T)Z	parse_all)r?   r;   N©Úparse_stringÚprintÚdumpr=   rA   )r   ÚexprÚtest_stringr?   r;   Úverboser>   r   r   r   ÚassertParseAndCheckList�   s
    z>pyparsing_test.TestParseResultsAsserts.assertParseAndCheckListc                 C   s@   |j |dd�}|r t| ¡ ƒ nt| ¡ ƒ | j|||d� dS )zÆ
            Convenience wrapper assert to test a parser element and input string, and assert that
            the resulting ``ParseResults.asDict()`` is equal to the ``expected_dict``.
            T)ÚparseAll)r@   r;   NrB   )r   rF   rG   r@   r;   rH   r>   r   r   r   ÚassertParseAndCheckDict›   s
    z>pyparsing_test.TestParseResultsAsserts.assertParseAndCheckDictc              
   C   s
  |\}}|dk	rìdd„ t ||ƒD ƒ}|D ]Â\}}}	tdd„ |	D ƒdƒ}
tdd„ |	D ƒdƒ}|dk	r�| j||
pn|d�� t|tƒr„|‚W 5 Q R X q(tdd„ |	D ƒdƒ}td	d„ |	D ƒdƒ}||fd
krÜ| j||||
pÔ|d� q(td |¡ƒ q(| j||dk	rþ|ndd� dS )ah  
            Unit test assertion to evaluate output of ``ParserElement.runTests()``. If a list of
            list-dict tuples is given as the ``expected_parse_results`` argument, then these are zipped
            with the report tuples returned by ``runTests`` and evaluated using ``assertParseResultsEquals``.
            Finally, asserts that the overall ``runTests()`` success value is ``True``.

            :param run_tests_report: tuple(bool, [tuple(str, ParseResults or Exception)]) returned from runTests
            :param expected_parse_results (optional): [tuple(str, list, dict, Exception)]
            Nc                 S   s   g | ]\}}||f˜‘qS r   r   )r   ÚrptÚexpectedr   r   r   Ú
<listcomp>¸   s   ÿzOpyparsing_test.TestParseResultsAsserts.assertRunTestResults.<locals>.<listcomp>c                 s   s   | ]}t |tƒr|V  qd S r
   )Ú
isinstanceÚstr©r   Úexpr   r   r   Ú	<genexpr>Á   s     
 zNpyparsing_test.TestParseResultsAsserts.assertRunTestResults.<locals>.<genexpr>c                 s   s&   | ]}t |tƒrt|tƒr|V  qd S r
   )rO   r.   Ú
issubclassÚ	ExceptionrQ   r   r   r   rS   Ä   s   
 
þ)Úexpected_exceptionr;   c                 s   s   | ]}t |tƒr|V  qd S r
   )rO   ÚlistrQ   r   r   r   rS   Ó   s     
 c                 s   s   | ]}t |tƒr|V  qd S r
   )rO   ÚdictrQ   r   r   r   rS   Ö   s     
 )NN)r?   r@   r;   zno validation for {!r}zfailed runTestsr:   )	ÚzipÚnextÚassertRaisesrO   rU   rA   rD   ÚformatÚ
assertTrue)r   Úrun_tests_reportÚexpected_parse_resultsr;   Úrun_test_successÚrun_test_resultsÚmergedrG   r>   rM   Úfail_msgrV   r?   r@   r   r   r   ÚassertRunTestResults©   sV    þ ÿþú ÿ
 ÿ ÿü ÿz;pyparsing_test.TestParseResultsAsserts.assertRunTestResultsc              	   c   s$   | j ||d�� d V  W 5 Q R X d S )Nr:   )r[   )r   Úexc_typer;   r   r   r   ÚassertRaisesParseExceptionè   s    zApyparsing_test.TestParseResultsAsserts.assertRaisesParseException)NNN)NT)NT)NN)r5   r6   r7   r8   rA   rI   rK   rd   r   r   rf   r   r   r   r   ÚTestParseResultsAsserts|   s         ÿ
   ÿ
   ÿ
   ÿ
?rg   NTú|)ÚsÚ
start_lineÚend_lineÚexpand_tabsÚeol_markÚmark_spacesÚmark_controlÚreturnc                    s  |r|   ¡ } ˆdk	r‚ˆdkrPt dd„ ttddƒtddƒƒD ƒd	d
iB ¡}d‰ n(t ‡fdd„ttddƒƒd	g D ƒ¡}|  |¡} |dk	rÂ|dkrÂ|dkr¶t dddœ¡}|  |¡} n|  d|¡} |dkrÎd}|dkrÞt| ƒ}t	|t| ƒƒ}t	t
d|ƒ|ƒ}ˆdk�r|  ¡ |d |… }n dd„ |  d¡|d |… D ƒ}|�sFdS tt|ƒƒ‰t
dd„ |D ƒƒ}	dˆd  }
|	dk�r¦|
d dd„ tt
|	d dƒƒD ƒ¡ d }nd}||
 d dd„ t|	 d  ƒD ƒ¡ d }|
d|	 d    d }|| d ‡ ‡fdd„t||d �D ƒ¡ d S )!u	  
        Helpful method for debugging a parser - prints a string with line and column numbers.
        (Line and column numbers are 1-based.)

        :param s: tuple(bool, str - string to be printed with line and column numbers
        :param start_line: int - (optional) starting line number in s to print (default=1)
        :param end_line: int - (optional) ending line number in s to print (default=len(s))
        :param expand_tabs: bool - (optional) expand tabs to spaces, to match the pyparsing default
        :param eol_mark: str - (optional) string to mark the end of lines, helps visualize trailing spaces (default="|")
        :param mark_spaces: str - (optional) special character to display in place of spaces
        :param mark_control: str - (optional) convert non-printing control characters to a placeholding
                                 character; valid values:
                                 - "unicode" - replaces control chars with Unicode symbols, such as "â��" and "â�Š"
                                 - any single character string - replace control characters with given string
                                 - None (default) - string is displayed as-is

        :return: str - input string with leading line numbers and column number headers
        NÚunicodec                 S   s   i | ]\}}||“qS r   r   )r   ÚcÚur   r   r   r     s      z4pyparsing_test.with_line_numbers.<locals>.<dictcomp>r   é!   i $  i3$  é   i!$  Ú c                    s   i | ]
}|ˆ “qS r   r   )r   rr   )ro   r   r   r     s      é    ú i	$  i#$  )é	   rw   r   c                 S   s   g | ]}|d  ‘qS )õ   â�Šr   ©r   Úliner   r   r   rN   '  s     z4pyparsing_test.with_line_numbers.<locals>.<listcomp>rz   c                 s   s   | ]}t |ƒV  qd S r
   )Úlenr{   r   r   r   rS   ,  s     z3pyparsing_test.with_line_numbers.<locals>.<genexpr>éc   c                 s   s"   | ]}d   d|d d ¡V  qdS )z{}{}zc                                                                                                   r   éd   N©r\   ©r   Úir   r   r   rS   1  s   ÿr   Ú
c                 s   s    | ]}d   |d d ¡V  qdS )z         {}r   é
   Nr€   r�   r   r   r   rS   <  s   ÿr„   Z
1234567890c                 3   s"   | ]\}}d   |ˆ|ˆ ¡V  qdS )z{:{}d}:{}{}Nr€   )r   r‚   r|   )rm   Úlineno_widthr   r   rS   F  s   ÿ)Ústart)Ú
expandtabsrP   Ú	maketransrY   ÚrangerW   Ú	translateÚreplacer}   ÚminÚmaxÚ
splitlinesÚsplitÚjoinÚ	enumerate)ri   rj   rk   rl   rm   rn   ro   ZtblZs_linesZmax_line_lenZleadZheader0Zheader1Zheader2r   )rm   r…   ro   r   Úwith_line_numbersí   s€    ÿÿ ÿ

 

þÿûÿ	ÿ
þþúÿ	ÿ
þþúÿz pyparsing_test.with_line_numbers)NNTrh   NN)r5   r6   r7   r8   r9   rg   ÚstaticmethodrP   ÚtypingÚOptionalÚintÚboolr’   r   r   r   r   r	      s(   hq      ùør	   )
Ú
contextlibr   r”   Úcorer   r   r   r   r   r	   r   r   r   r   Ú<module>   s   	