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import sys
import os
import difflib
import subprocess
import re
import pydoc
import inspect
import unittest
import test.test_support
from test import pydoc_mod
expected_text_pattern = \
"""
NAME
test.pydoc_mod - This is a test module for test_pydoc
FILE
%s
%s
CLASSES
__builtin__.object
B
A
\x20\x20\x20\x20
class A
| Hello and goodbye
|\x20\x20
| Methods defined here:
|\x20\x20
| __init__()
| Wow, I have no function!
\x20\x20\x20\x20
class B(__builtin__.object)
| Data descriptors defined here:
|\x20\x20
| __dict__
| dictionary for instance variables (if defined)
|\x20\x20
| __weakref__
| list of weak references to the object (if defined)
|\x20\x20
| ----------------------------------------------------------------------
| Data and other attributes defined here:
|\x20\x20
| NO_MEANING = 'eggs'
FUNCTIONS
doc_func()
This function solves all of the world's problems:
hunger
lack of Python
war
\x20\x20\x20\x20
nodoc_func()
DATA
__author__ = 'Benjamin Peterson'
__credits__ = 'Nobody'
__package__ = None
__version__ = '1.2.3.4'
VERSION
1.2.3.4
AUTHOR
Benjamin Peterson
CREDITS
Nobody
""".strip()
expected_html_pattern = \
"""
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="heading">
<tr bgcolor="#7799ee">
<td valign=bottom> <br>
<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
><td align=right valign=bottom
><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:%s">%s</a>%s</font></td></tr></table>
<p><tt>This is a test module for test_pydoc</tt></p>
<p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ee77aa">
<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
\x20\x20\x20\x20
<tr><td bgcolor="#ee77aa"><tt> </tt></td><td> </td>
<td width="100%%"><dl>
<dt><font face="helvetica, arial"><a href="__builtin__.html#object">__builtin__.object</a>
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#B">B</a>
</font></dt></dl>
</dd>
<dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#A">A</a>
</font></dt></dl>
<p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ffc8d8">
<td colspan=3 valign=bottom> <br>
<font color="#000000" face="helvetica, arial"><a name="A">class <strong>A</strong></a></font></td></tr>
\x20\x20\x20\x20
<tr bgcolor="#ffc8d8"><td rowspan=2><tt> </tt></td>
<td colspan=2><tt>Hello and goodbye<br> </tt></td></tr>
<tr><td> </td>
<td width="100%%">Methods defined here:<br>
<dl><dt><a name="A-__init__"><strong>__init__</strong></a>()</dt><dd><tt>Wow, I have no function!</tt></dd></dl>
</td></tr></table> <p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ffc8d8">
<td colspan=3 valign=bottom> <br>
<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>
\x20\x20\x20\x20
<tr><td bgcolor="#ffc8d8"><tt> </tt></td><td> </td>
<td width="100%%">Data descriptors defined here:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary for instance variables (if defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list of weak references to the object (if defined)</tt></dd>
</dl>
<hr>
Data and other attributes defined here:<br>
<dl><dt><strong>NO_MEANING</strong> = 'eggs'</dl>
</td></tr></table></td></tr></table><p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#eeaa77">
<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Functions</strong></big></font></td></tr>
\x20\x20\x20\x20
<tr><td bgcolor="#eeaa77"><tt> </tt></td><td> </td>
<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>
hunger<br>
lack of Python<br>
war</tt></dd></dl>
<dl><dt><a name="-nodoc_func"><strong>nodoc_func</strong></a>()</dt></dl>
</td></tr></table><p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#55aa55">
<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr>
\x20\x20\x20\x20
<tr><td bgcolor="#55aa55"><tt> </tt></td><td> </td>
<td width="100%%"><strong>__author__</strong> = 'Benjamin Peterson'<br>
<strong>__credits__</strong> = 'Nobody'<br>
<strong>__package__</strong> = None<br>
<strong>__version__</strong> = '1.2.3.4'</td></tr></table><p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#7799ee">
<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Author</strong></big></font></td></tr>
\x20\x20\x20\x20
<tr><td bgcolor="#7799ee"><tt> </tt></td><td> </td>
<td width="100%%">Benjamin Peterson</td></tr></table><p>
<table width="100%%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#7799ee">
<td colspan=3 valign=bottom> <br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Credits</strong></big></font></td></tr>
\x20\x20\x20\x20
<tr><td bgcolor="#7799ee"><tt> </tt></td><td> </td>
<td width="100%%">Nobody</td></tr></table>
""".strip()
# output pattern for missing module
missing_pattern = "no Python documentation found for '%s'"
def run_pydoc(module_name, *args):
"""
Runs pydoc on the specified module. Returns the stripped
output of pydoc.
"""
cmd = [sys.executable, pydoc.__file__, " ".join(args), module_name]
output = subprocess.Popen(cmd, stdout=subprocess.PIPE).stdout.read()
return output.strip()
def get_pydoc_html(module):
"Returns pydoc generated output as html"
doc = pydoc.HTMLDoc()
output = doc.docmodule(module)
loc = doc.getdocloc(pydoc_mod) or ""
if loc:
loc = "<br><a href=\"" + loc + "\">Module Docs</a>"
return output.strip(), loc
def get_pydoc_text(module):
"Returns pydoc generated output as text"
doc = pydoc.TextDoc()
loc = doc.getdocloc(pydoc_mod) or ""
if loc:
loc = "\nMODULE DOCS\n " + loc + "\n"
output = doc.docmodule(module)
# cleanup the extra text formatting that pydoc preforms
patt = re.compile('\b.')
output = patt.sub('', output)
return output.strip(), loc
def print_diffs(text1, text2):
"Prints unified diffs for two texts"
lines1 = text1.splitlines(True)
lines2 = text2.splitlines(True)
diffs = difflib.unified_diff(lines1, lines2, n=0, fromfile='expected',
tofile='got')
print '\n' + ''.join(diffs)
class PyDocDocTest(unittest.TestCase):
def test_html_doc(self):
result, doc_loc = get_pydoc_html(pydoc_mod)
mod_file = inspect.getabsfile(pydoc_mod)
expected_html = expected_html_pattern % (mod_file, mod_file, doc_loc)
if result != expected_html:
print_diffs(expected_html, result)
self.fail("outputs are not equal, see diff above")
def test_text_doc(self):
result, doc_loc = get_pydoc_text(pydoc_mod)
expected_text = expected_text_pattern % \
(inspect.getabsfile(pydoc_mod), doc_loc)
if result != expected_text:
print_diffs(expected_text, result)
self.fail("outputs are not equal, see diff above")
def test_not_here(self):
missing_module = "test.i_am_not_here"
result = run_pydoc(missing_module)
expected = missing_pattern % missing_module
self.assertEqual(expected, result,
"documentation for missing module found")
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.assert_("pydocfodder" in 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.assert_(expected in 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.assert_(expected in pydoc.render_doc(c))
def test_main():
test.test_support.run_unittest(PyDocDocTest,
TestDescriptions)
if __name__ == "__main__":
test_main()
|
