656 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			656 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Python
		
	
	
	
| import os
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| import sys
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| import difflib
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| import __builtin__
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| import re
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| import py_compile
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| import pydoc
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| import contextlib
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| import inspect
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| import keyword
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| import pkgutil
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| import unittest
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| import xml.etree
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| import types
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| import test.test_support
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| import xml.etree.ElementTree
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| from collections import namedtuple
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| from test.script_helper import assert_python_ok
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| from test.test_support import (TESTFN, rmtree, reap_children, captured_stdout,
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|                                captured_stderr, requires_docstrings)
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| 
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| from test import pydoc_mod
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| 
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| if test.test_support.HAVE_DOCSTRINGS:
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|     expected_data_docstrings = (
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|         'dictionary for instance variables (if defined)',
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|         'list of weak references to the object (if defined)',
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|         )
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| else:
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|     expected_data_docstrings = ('', '')
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| 
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| expected_text_pattern = \
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| """
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| NAME
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|     test.pydoc_mod - This is a test module for test_pydoc
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| 
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| FILE
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|     %s
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| %s
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| CLASSES
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|     __builtin__.object
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|         B
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|         C
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|     A
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| \x20\x20\x20\x20
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|     class A
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|      |  Hello and goodbye
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|      |\x20\x20
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|      |  Methods defined here:
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|      |\x20\x20
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|      |  __init__()
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|      |      Wow, I have no function!
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| \x20\x20\x20\x20
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|     class B(__builtin__.object)
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|      |  Data descriptors defined here:
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|      |\x20\x20
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|      |  __dict__%s
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|      |\x20\x20
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|      |  __weakref__%s
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|      |\x20\x20
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|      |  ----------------------------------------------------------------------
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|      |  Data and other attributes defined here:
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|      |\x20\x20
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|      |  NO_MEANING = 'eggs'
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| \x20\x20\x20\x20
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|     class C(__builtin__.object)
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|      |  Methods defined here:
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|      |\x20\x20
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|      |  get_answer(self)
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|      |      Return say_no()
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|      |\x20\x20
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|      |  is_it_true(self)
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|      |      Return self.get_answer()
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|      |\x20\x20
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|      |  say_no(self)
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|      |\x20\x20
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|      |  ----------------------------------------------------------------------
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|      |  Data descriptors defined here:
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|      |\x20\x20
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|      |  __dict__
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|      |      dictionary for instance variables (if defined)
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|      |\x20\x20
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|      |  __weakref__
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|      |      list of weak references to the object (if defined)
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| 
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| FUNCTIONS
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|     doc_func()
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|         This function solves all of the world's problems:
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|         hunger
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|         lack of Python
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|         war
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| \x20\x20\x20\x20
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|     nodoc_func()
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| 
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| DATA
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|     __author__ = 'Benjamin Peterson'
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|     __credits__ = 'Nobody'
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|     __version__ = '1.2.3.4'
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| 
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| VERSION
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|     1.2.3.4
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| 
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| AUTHOR
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|     Benjamin Peterson
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| 
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| CREDITS
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|     Nobody
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| """.strip()
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| 
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| expected_text_data_docstrings = tuple('\n     |      ' + s if s else ''
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|                                       for s in expected_data_docstrings)
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| 
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| expected_html_pattern = \
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| """
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="heading">
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| <tr bgcolor="#7799ee">
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| <td valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"> <br><big><big><strong><a href="test.html"><font color="#ffffff">test</font></a>.pydoc_mod</strong></big></big> (version 1.2.3.4)</font></td
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| ><td align=right valign=bottom
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| ><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:%s">%s</a>%s</font></td></tr></table>
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|     <p><tt>This is a test module for test_pydoc</tt></p>
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| <p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#ee77aa">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#ee77aa"><tt>      </tt></td><td> </td>
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| <td width="100%%"><dl>
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| <dt><font face="helvetica, arial"><a href="__builtin__.html#object">__builtin__.object</a>
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| </font></dt><dd>
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| <dl>
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| <dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#B">B</a>
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| </font></dt><dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#C">C</a>
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| </font></dt></dl>
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| </dd>
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| <dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#A">A</a>
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| </font></dt></dl>
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|  <p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#ffc8d8">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#000000" face="helvetica, arial"><a name="A">class <strong>A</strong></a></font></td></tr>
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| \x20\x20\x20\x20
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| <tr bgcolor="#ffc8d8"><td rowspan=2><tt>   </tt></td>
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| <td colspan=2><tt>Hello and goodbye<br> </tt></td></tr>
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| <tr><td> </td>
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| <td width="100%%">Methods defined here:<br>
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| <dl><dt><a name="A-__init__"><strong>__init__</strong></a>()</dt><dd><tt>Wow, I have no function!</tt></dd></dl>
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| 
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| </td></tr></table> <p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#ffc8d8">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#000000" face="helvetica, arial"><a name="B">class <strong>B</strong></a>(<a href="__builtin__.html#object">__builtin__.object</a>)</font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#ffc8d8"><tt>   </tt></td><td> </td>
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| <td width="100%%">Data descriptors defined here:<br>
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| <dl><dt><strong>__dict__</strong></dt>
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| <dd><tt>%s</tt></dd>
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| </dl>
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| <dl><dt><strong>__weakref__</strong></dt>
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| <dd><tt>%s</tt></dd>
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| </dl>
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| <hr>
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| Data and other attributes defined here:<br>
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| <dl><dt><strong>NO_MEANING</strong> = 'eggs'</dl>
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| 
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| </td></tr></table> <p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#ffc8d8">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#000000" face="helvetica, arial"><a name="C">class <strong>C</strong></a>(<a href="__builtin__.html#object">__builtin__.object</a>)</font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#ffc8d8"><tt>   </tt></td><td> </td>
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| <td width="100%%">Methods defined here:<br>
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| <dl><dt><a name="C-get_answer"><strong>get_answer</strong></a>(self)</dt><dd><tt>Return <a href="#C-say_no">say_no</a>()</tt></dd></dl>
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| 
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| <dl><dt><a name="C-is_it_true"><strong>is_it_true</strong></a>(self)</dt><dd><tt>Return self.<a href="#C-get_answer">get_answer</a>()</tt></dd></dl>
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| 
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| <dl><dt><a name="C-say_no"><strong>say_no</strong></a>(self)</dt></dl>
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| 
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| <hr>
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| Data descriptors defined here:<br>
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| <dl><dt><strong>__dict__</strong></dt>
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| <dd><tt>dictionary for instance variables (if defined)</tt></dd>
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| </dl>
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| <dl><dt><strong>__weakref__</strong></dt>
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| <dd><tt>list of weak references to the object (if defined)</tt></dd>
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| </dl>
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| </td></tr></table></td></tr></table><p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#eeaa77">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"><big><strong>Functions</strong></big></font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#eeaa77"><tt>      </tt></td><td> </td>
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| <td width="100%%"><dl><dt><a name="-doc_func"><strong>doc_func</strong></a>()</dt><dd><tt>This function solves all of the world's problems:<br>
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| hunger<br>
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| lack of Python<br>
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| war</tt></dd></dl>
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|  <dl><dt><a name="-nodoc_func"><strong>nodoc_func</strong></a>()</dt></dl>
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| </td></tr></table><p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#55aa55">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#55aa55"><tt>      </tt></td><td> </td>
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| <td width="100%%"><strong>__author__</strong> = 'Benjamin Peterson'<br>
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| <strong>__credits__</strong> = 'Nobody'<br>
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| <strong>__version__</strong> = '1.2.3.4'</td></tr></table><p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#7799ee">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"><big><strong>Author</strong></big></font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#7799ee"><tt>      </tt></td><td> </td>
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| <td width="100%%">Benjamin Peterson</td></tr></table><p>
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| <table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
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| <tr bgcolor="#7799ee">
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| <td colspan=3 valign=bottom> <br>
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| <font color="#ffffff" face="helvetica, arial"><big><strong>Credits</strong></big></font></td></tr>
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| \x20\x20\x20\x20
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| <tr><td bgcolor="#7799ee"><tt>      </tt></td><td> </td>
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| <td width="100%%">Nobody</td></tr></table>
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| """.strip()
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| 
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| expected_html_data_docstrings = tuple(s.replace(' ', ' ')
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|                                       for s in expected_data_docstrings)
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| 
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| # output pattern for missing module
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| missing_pattern = "no Python documentation found for '%s'"
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| 
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| # output pattern for module with bad imports
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| badimport_pattern = "problem in %s - <type 'exceptions.ImportError'>: No module named %s"
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| 
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| def run_pydoc(module_name, *args, **env):
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|     """
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|     Runs pydoc on the specified module. Returns the stripped
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|     output of pydoc.
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|     """
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|     args = args + (module_name,)
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|     # do not write bytecode files to avoid caching errors
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|     rc, out, err = assert_python_ok('-B', pydoc.__file__, *args, **env)
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|     return out.strip()
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| 
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| def get_pydoc_html(module):
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|     "Returns pydoc generated output as html"
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|     doc = pydoc.HTMLDoc()
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|     output = doc.docmodule(module)
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|     loc = doc.getdocloc(pydoc_mod) or ""
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|     if loc:
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|         loc = "<br><a href=\"" + loc + "\">Module Docs</a>"
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|     return output.strip(), loc
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| 
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| def get_pydoc_link(module):
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|     "Returns a documentation web link of a module"
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|     dirname = os.path.dirname
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|     basedir = dirname(dirname(os.path.realpath(__file__)))
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|     doc = pydoc.TextDoc()
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|     loc = doc.getdocloc(module, basedir=basedir)
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|     return loc
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| 
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| def get_pydoc_text(module):
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|     "Returns pydoc generated output as text"
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|     doc = pydoc.TextDoc()
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|     loc = doc.getdocloc(pydoc_mod) or ""
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|     if loc:
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|         loc = "\nMODULE DOCS\n    " + loc + "\n"
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| 
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|     output = doc.docmodule(module)
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| 
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|     # cleanup the extra text formatting that pydoc preforms
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|     patt = re.compile('\b.')
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|     output = patt.sub('', output)
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|     return output.strip(), loc
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| 
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| def print_diffs(text1, text2):
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|     "Prints unified diffs for two texts"
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|     lines1 = text1.splitlines(True)
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|     lines2 = text2.splitlines(True)
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|     diffs = difflib.unified_diff(lines1, lines2, n=0, fromfile='expected',
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|                                  tofile='got')
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|     print '\n' + ''.join(diffs)
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| 
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| 
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| class PydocBaseTest(unittest.TestCase):
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| 
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|     def _restricted_walk_packages(self, walk_packages, path=None):
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|         """
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|         A version of pkgutil.walk_packages() that will restrict itself to
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|         a given path.
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|         """
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|         default_path = path or [os.path.dirname(__file__)]
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|         def wrapper(path=None, prefix='', onerror=None):
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|             return walk_packages(path or default_path, prefix, onerror)
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|         return wrapper
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| 
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|     @contextlib.contextmanager
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|     def restrict_walk_packages(self, path=None):
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|         walk_packages = pkgutil.walk_packages
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|         pkgutil.walk_packages = self._restricted_walk_packages(walk_packages,
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|                                                                path)
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|         try:
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|             yield
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|         finally:
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|             pkgutil.walk_packages = walk_packages
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| 
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| 
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| class PydocDocTest(unittest.TestCase):
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| 
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|     @requires_docstrings
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|     @unittest.skipIf(sys.flags.optimize >= 2,
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|                      "Docstrings are omitted with -O2 and above")
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|     def test_html_doc(self):
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|         result, doc_loc = get_pydoc_html(pydoc_mod)
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|         mod_file = inspect.getabsfile(pydoc_mod)
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|         if sys.platform == 'win32':
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|             import nturl2path
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|             mod_url = nturl2path.pathname2url(mod_file)
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|         else:
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|             mod_url = mod_file
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|         expected_html = expected_html_pattern % (
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|                         (mod_url, mod_file, doc_loc) +
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|                         expected_html_data_docstrings)
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|         if result != expected_html:
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|             print_diffs(expected_html, result)
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|             self.fail("outputs are not equal, see diff above")
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| 
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|     @requires_docstrings
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|     @unittest.skipIf(sys.flags.optimize >= 2,
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|                      "Docstrings are omitted with -O2 and above")
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|     def test_text_doc(self):
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|         result, doc_loc = get_pydoc_text(pydoc_mod)
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|         expected_text = expected_text_pattern % (
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|                         (inspect.getabsfile(pydoc_mod), doc_loc) +
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|                         expected_text_data_docstrings)
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|         if result != expected_text:
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|             print_diffs(expected_text, result)
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|             self.fail("outputs are not equal, see diff above")
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| 
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|     def test_mixed_case_module_names_are_lower_cased(self):
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|         # issue16484
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|         doc_link = get_pydoc_link(xml.etree.ElementTree)
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|         self.assertIn('xml.etree.elementtree', doc_link)
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| 
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|     def test_issue8225(self):
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|         # Test issue8225 to ensure no doc link appears for xml.etree
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|         result, doc_loc = get_pydoc_text(xml.etree)
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|         self.assertEqual(doc_loc, "", "MODULE DOCS incorrectly includes a link")
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| 
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|     def test_getpager_with_stdin_none(self):
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|         previous_stdin = sys.stdin
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|         try:
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|             sys.stdin = None
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|             pydoc.getpager() # Shouldn't fail.
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|         finally:
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|             sys.stdin = previous_stdin
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| 
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|     def test_non_str_name(self):
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|         # issue14638
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|         # Treat illegal (non-str) name like no name
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|         class A:
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|             __name__ = 42
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|         class B:
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|             pass
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|         adoc = pydoc.render_doc(A())
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|         bdoc = pydoc.render_doc(B())
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|         self.assertEqual(adoc.replace("A", "B"), bdoc)
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| 
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|     def test_not_here(self):
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|         missing_module = "test.i_am_not_here"
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|         result = run_pydoc(missing_module)
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|         expected = missing_pattern % missing_module
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|         self.assertEqual(expected, result,
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|             "documentation for missing module found")
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| 
 | |
|     def test_input_strip(self):
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|         missing_module = " test.i_am_not_here "
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|         result = run_pydoc(missing_module)
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|         expected = missing_pattern % missing_module.strip()
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|         self.assertEqual(expected, result,
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|             "white space was not stripped from module name "
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|             "or other error output mismatch")
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| 
 | |
|     def test_stripid(self):
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|         # test with strings, other implementations might have different repr()
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|         stripid = pydoc.stripid
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|         # strip the id
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|         self.assertEqual(stripid('<function stripid at 0x88dcee4>'),
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|                          '<function stripid>')
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|         self.assertEqual(stripid('<function stripid at 0x01F65390>'),
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|                          '<function stripid>')
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|         # nothing to strip, return the same text
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|         self.assertEqual(stripid('42'), '42')
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|         self.assertEqual(stripid("<type 'exceptions.Exception'>"),
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|                          "<type 'exceptions.Exception'>")
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| 
 | |
|     def test_synopsis(self):
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|         with test.test_support.temp_cwd() as test_dir:
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|             init_path = os.path.join(test_dir, 'dt.py')
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|             with open(init_path, 'w') as fobj:
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|                 fobj.write('''\
 | |
| """
 | |
| my doc
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| 
 | |
| second line
 | |
| """
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| foo = 1
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| ''')
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|             py_compile.compile(init_path)
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|             synopsis = pydoc.synopsis(init_path, {})
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|             self.assertEqual(synopsis, 'my doc')
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| 
 | |
|     @unittest.skipIf(sys.flags.optimize >= 2,
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|                      'Docstrings are omitted with -OO and above')
 | |
|     def test_synopsis_sourceless_empty_doc(self):
 | |
|         with test.test_support.temp_cwd() as test_dir:
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|             init_path = os.path.join(test_dir, 'foomod42.py')
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|             cached_path = os.path.join(test_dir, 'foomod42.pyc')
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|             with open(init_path, 'w') as fobj:
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|                 fobj.write("foo = 1")
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|             py_compile.compile(init_path)
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|             synopsis = pydoc.synopsis(init_path, {})
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|             self.assertIsNone(synopsis)
 | |
|             synopsis_cached = pydoc.synopsis(cached_path, {})
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|             self.assertIsNone(synopsis_cached)
 | |
| 
 | |
| 
 | |
| class PydocImportTest(PydocBaseTest):
 | |
| 
 | |
|     def setUp(self):
 | |
|         self.test_dir = os.mkdir(TESTFN)
 | |
|         self.addCleanup(rmtree, TESTFN)
 | |
| 
 | |
|     def test_badimport(self):
 | |
|         # This tests the fix for issue 5230, where if pydoc found the module
 | |
|         # but the module had an internal import error pydoc would report no doc
 | |
|         # found.
 | |
|         modname = 'testmod_xyzzy'
 | |
|         testpairs = (
 | |
|             ('i_am_not_here', 'i_am_not_here'),
 | |
|             ('test.i_am_not_here_either', 'i_am_not_here_either'),
 | |
|             ('test.i_am_not_here.neither_am_i', 'i_am_not_here.neither_am_i'),
 | |
|             ('i_am_not_here.{}'.format(modname),
 | |
|              'i_am_not_here.{}'.format(modname)),
 | |
|             ('test.{}'.format(modname), modname),
 | |
|             )
 | |
| 
 | |
|         sourcefn = os.path.join(TESTFN, modname) + os.extsep + "py"
 | |
|         for importstring, expectedinmsg in testpairs:
 | |
|             with open(sourcefn, 'w') as f:
 | |
|                 f.write("import {}\n".format(importstring))
 | |
|             result = run_pydoc(modname, PYTHONPATH=TESTFN)
 | |
|             expected = badimport_pattern % (modname, expectedinmsg)
 | |
|             self.assertEqual(expected, result)
 | |
| 
 | |
|     def test_apropos_with_bad_package(self):
 | |
|         # Issue 7425 - pydoc -k failed when bad package on path
 | |
|         pkgdir = os.path.join(TESTFN, "syntaxerr")
 | |
|         os.mkdir(pkgdir)
 | |
|         badsyntax = os.path.join(pkgdir, "__init__") + os.extsep + "py"
 | |
|         with open(badsyntax, 'w') as f:
 | |
|             f.write("invalid python syntax = $1\n")
 | |
|         with self.restrict_walk_packages(path=[TESTFN]):
 | |
|             with captured_stdout() as out:
 | |
|                 with captured_stderr() as err:
 | |
|                     pydoc.apropos('xyzzy')
 | |
|             # No result, no error
 | |
|             self.assertEqual(out.getvalue(), '')
 | |
|             self.assertEqual(err.getvalue(), '')
 | |
|             # The package name is still matched
 | |
|             with captured_stdout() as out:
 | |
|                 with captured_stderr() as err:
 | |
|                     pydoc.apropos('syntaxerr')
 | |
|             self.assertEqual(out.getvalue().strip(), 'syntaxerr')
 | |
|             self.assertEqual(err.getvalue(), '')
 | |
| 
 | |
|     def test_apropos_with_unreadable_dir(self):
 | |
|         # Issue 7367 - pydoc -k failed when unreadable dir on path
 | |
|         self.unreadable_dir = os.path.join(TESTFN, "unreadable")
 | |
|         os.mkdir(self.unreadable_dir, 0)
 | |
|         self.addCleanup(os.rmdir, self.unreadable_dir)
 | |
|         # Note, on Windows the directory appears to be still
 | |
|         #   readable so this is not really testing the issue there
 | |
|         with self.restrict_walk_packages(path=[TESTFN]):
 | |
|             with captured_stdout() as out:
 | |
|                 with captured_stderr() as err:
 | |
|                     pydoc.apropos('SOMEKEY')
 | |
|         # No result, no error
 | |
|         self.assertEqual(out.getvalue(), '')
 | |
|         self.assertEqual(err.getvalue(), '')
 | |
| 
 | |
| 
 | |
| class TestDescriptions(unittest.TestCase):
 | |
| 
 | |
|     def test_module(self):
 | |
|         # Check that pydocfodder module can be described
 | |
|         from test import pydocfodder
 | |
|         doc = pydoc.render_doc(pydocfodder)
 | |
|         self.assertIn("pydocfodder", doc)
 | |
| 
 | |
|     def test_classic_class(self):
 | |
|         class C: "Classic class"
 | |
|         c = C()
 | |
|         self.assertEqual(pydoc.describe(C), 'class C')
 | |
|         self.assertEqual(pydoc.describe(c), 'instance of C')
 | |
|         expected = 'instance of C in module %s' % __name__
 | |
|         self.assertIn(expected, pydoc.render_doc(c))
 | |
| 
 | |
|     def test_class(self):
 | |
|         class C(object): "New-style class"
 | |
|         c = C()
 | |
| 
 | |
|         self.assertEqual(pydoc.describe(C), 'class C')
 | |
|         self.assertEqual(pydoc.describe(c), 'C')
 | |
|         expected = 'C in module %s object' % __name__
 | |
|         self.assertIn(expected, pydoc.render_doc(c))
 | |
| 
 | |
|     def test_namedtuple_public_underscore(self):
 | |
|         NT = namedtuple('NT', ['abc', 'def'], rename=True)
 | |
|         with captured_stdout() as help_io:
 | |
|             pydoc.help(NT)
 | |
|         helptext = help_io.getvalue()
 | |
|         self.assertIn('_1', helptext)
 | |
|         self.assertIn('_replace', helptext)
 | |
|         self.assertIn('_asdict', helptext)
 | |
| 
 | |
| 
 | |
| @unittest.skipUnless(test.test_support.have_unicode,
 | |
|                      "test requires unicode support")
 | |
| class TestUnicode(unittest.TestCase):
 | |
| 
 | |
|     def setUp(self):
 | |
|         # Better not to use unicode escapes in literals, lest the
 | |
|         # parser choke on it if Python has been built without
 | |
|         # unicode support.
 | |
|         self.Q  = types.ModuleType(
 | |
|             'Q', 'Rational numbers: \xe2\x84\x9a'.decode('utf8'))
 | |
|         self.Q.__version__ = '\xe2\x84\x9a'.decode('utf8')
 | |
|         self.Q.__date__ = '\xe2\x84\x9a'.decode('utf8')
 | |
|         self.Q.__author__ = '\xe2\x84\x9a'.decode('utf8')
 | |
|         self.Q.__credits__ = '\xe2\x84\x9a'.decode('utf8')
 | |
| 
 | |
|         self.assertIsInstance(self.Q.__doc__, unicode)
 | |
| 
 | |
|     def test_render_doc(self):
 | |
|         # render_doc is robust against unicode in docstrings
 | |
|         doc = pydoc.render_doc(self.Q)
 | |
|         self.assertIsInstance(doc, str)
 | |
| 
 | |
|     def test_encode(self):
 | |
|         # _encode is robust against characters out the specified encoding
 | |
|         self.assertEqual(pydoc._encode(self.Q.__doc__, 'ascii'), 'Rational numbers: ℚ')
 | |
| 
 | |
|     def test_pipepager(self):
 | |
|         # pipepager does not choke on unicode
 | |
|         doc = pydoc.render_doc(self.Q)
 | |
| 
 | |
|         saved, os.popen = os.popen, open
 | |
|         try:
 | |
|             with test.test_support.temp_cwd():
 | |
|                 pydoc.pipepager(doc, 'pipe')
 | |
|                 self.assertEqual(open('pipe').read(), pydoc._encode(doc))
 | |
|         finally:
 | |
|             os.popen = saved
 | |
| 
 | |
|     def test_tempfilepager(self):
 | |
|         # tempfilepager does not choke on unicode
 | |
|         doc = pydoc.render_doc(self.Q)
 | |
| 
 | |
|         output = {}
 | |
|         def mock_system(cmd):
 | |
|             filename = cmd.strip()[1:-1]
 | |
|             self.assertEqual('"' + filename + '"', cmd.strip())
 | |
|             output['content'] = open(filename).read()
 | |
|         saved, os.system = os.system, mock_system
 | |
|         try:
 | |
|             pydoc.tempfilepager(doc, '')
 | |
|             self.assertEqual(output['content'], pydoc._encode(doc))
 | |
|         finally:
 | |
|             os.system = saved
 | |
| 
 | |
|     def test_plainpager(self):
 | |
|         # plainpager does not choke on unicode
 | |
|         doc = pydoc.render_doc(self.Q)
 | |
| 
 | |
|         # Note: captured_stdout is too permissive when it comes to
 | |
|         # unicode, and using it here would make the test always
 | |
|         # pass.
 | |
|         with test.test_support.temp_cwd():
 | |
|             with open('output', 'w') as f:
 | |
|                 saved, sys.stdout = sys.stdout, f
 | |
|                 try:
 | |
|                     pydoc.plainpager(doc)
 | |
|                 finally:
 | |
|                     sys.stdout = saved
 | |
|             self.assertIn('Rational numbers:', open('output').read())
 | |
| 
 | |
|     def test_ttypager(self):
 | |
|         # ttypager does not choke on unicode
 | |
|         doc = pydoc.render_doc(self.Q)
 | |
|         # Test ttypager
 | |
|         with test.test_support.temp_cwd(), test.test_support.captured_stdin():
 | |
|             with open('output', 'w') as f:
 | |
|                 saved, sys.stdout = sys.stdout, f
 | |
|                 try:
 | |
|                     pydoc.ttypager(doc)
 | |
|                 finally:
 | |
|                     sys.stdout = saved
 | |
|             self.assertIn('Rational numbers:', open('output').read())
 | |
| 
 | |
|     def test_htmlpage(self):
 | |
|         # html.page does not choke on unicode
 | |
|         with test.test_support.temp_cwd():
 | |
|             with captured_stdout() as output:
 | |
|                 pydoc.writedoc(self.Q)
 | |
|         self.assertEqual(output.getvalue(), 'wrote Q.html\n')
 | |
| 
 | |
| class TestHelper(unittest.TestCase):
 | |
|     def test_keywords(self):
 | |
|         self.assertEqual(sorted(pydoc.Helper.keywords),
 | |
|                          sorted(keyword.kwlist))
 | |
| 
 | |
|     def test_builtin(self):
 | |
|         for name in ('str', 'str.translate', '__builtin__.str',
 | |
|                      '__builtin__.str.translate'):
 | |
|             # test low-level function
 | |
|             self.assertIsNotNone(pydoc.locate(name))
 | |
|             # test high-level function
 | |
|             try:
 | |
|                 pydoc.render_doc(name)
 | |
|             except ImportError:
 | |
|                 self.fail('finding the doc of {!r} failed'.format(name))
 | |
| 
 | |
|         for name in ('not__builtin__', 'strrr', 'strr.translate',
 | |
|                      'str.trrrranslate', '__builtin__.strrr',
 | |
|                      '__builtin__.str.trrranslate'):
 | |
|             self.assertIsNone(pydoc.locate(name))
 | |
|             self.assertRaises(ImportError, pydoc.render_doc, name)
 | |
| 
 | |
| 
 | |
| def test_main():
 | |
|     try:
 | |
|         test.test_support.run_unittest(PydocDocTest,
 | |
|                                        PydocImportTest,
 | |
|                                        TestDescriptions,
 | |
|                                        TestUnicode,
 | |
|                                        TestHelper)
 | |
|     finally:
 | |
|         reap_children()
 | |
| 
 | |
| if __name__ == "__main__":
 | |
|     test_main()
 |