diff options
Diffstat (limited to 'Lib/test/test_pydoc.py')
| -rw-r--r-- | Lib/test/test_pydoc.py | 310 |
1 files changed, 285 insertions, 25 deletions
diff --git a/Lib/test/test_pydoc.py b/Lib/test/test_pydoc.py index cc4a096..ab1b083 100644 --- a/Lib/test/test_pydoc.py +++ b/Lib/test/test_pydoc.py @@ -1,25 +1,285 @@ -from test import support
-import unittest
-import pydoc
-
-class TestDescriptions(unittest.TestCase):
- def test_module(self):
- # Check that pydocfodder module can be described
- from test import pydocfodder
- doc = pydoc.render_doc(pydocfodder)
- assert "pydocfodder" in doc
-
- def test_class(self):
- class C(object): "New-style class"
- c = C()
-
- self.failUnlessEqual(pydoc.describe(C), 'class C')
- self.failUnlessEqual(pydoc.describe(c), 'C')
- self.failUnless('C in module test.test_pydoc object'
- in pydoc.render_doc(c))
-
-def test_main():
- support.run_unittest(TestDescriptions)
-
-if __name__ == "__main__":
- unittest.main()
+import sys +import os +import difflib +import subprocess +import re +import pydoc +import inspect +import unittest +import 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 + builtins.object + A + B +\x20\x20\x20\x20 + class A(builtins.object) + | Hello and goodbye + |\x20\x20 + | Methods defined here: + |\x20\x20 + | __init__() + | Wow, I have no function! + |\x20\x20 + | ---------------------------------------------------------------------- + | 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\x20\x20 + class B(builtins.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="builtins.html#object">builtins.object</a> +</font></dt><dd> +<dl> +<dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#A">A</a> +</font></dt><dt><font face="helvetica, arial"><a href="test.pydoc_mod.html#B">B</a> +</font></dt></dl> +</dd> +</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>(<a href="builtins.html#object">builtins.object</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> + +<hr> +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> +</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="builtins.html#object">builtins.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 = str(run_pydoc(missing_module), 'ascii') + 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), 'C') + expected = '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.support.run_unittest(PyDocDocTest, TestDescriptions) + +if __name__ == "__main__": + test_main() |