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#!/usr/bin/python
"""
Python-Markdown Regression Tests
================================
Tests of the various APIs with the python markdown lib.
"""
import unittest
from doctest import DocTestSuite
import os
import sys
import types
import markdown
from markdown.md_logging import MarkdownException, MarkdownWarning
from logging import DEBUG, INFO, WARN, ERROR, CRITICAL
import warnings
class TestMarkdownBasics(unittest.TestCase):
""" Tests basics of the Markdown class. """
def setUp(self):
""" Create instance of Markdown. """
self.md = markdown.Markdown()
def testBlankInput(self):
""" Test blank input. """
self.assertEqual(self.md.convert(''), '')
def testWhitespaceOnly(self):
""" Test input of only whitespace. """
self.assertEqual(self.md.convert(' '), '')
def testSimpleInput(self):
""" Test simple input. """
self.assertEqual(self.md.convert('foo'), '<p>foo</p>')
class TestBlockParser(unittest.TestCase):
""" Tests of the BlockParser class. """
def setUp(self):
""" Create instance of BlockParser. """
self.parser = markdown.Markdown().parser
def testParseChunk(self):
""" Test BlockParser.parseChunk. """
root = markdown.etree.Element("div")
text = 'foo'
self.parser.parseChunk(root, text)
self.assertEqual(markdown.etree.tostring(root), "<div><p>foo</p></div>")
def testParseDocument(self):
""" Test BlockParser.parseDocument. """
lines = ['#foo', '', 'bar', '', ' baz']
tree = self.parser.parseDocument(lines)
self.assert_(isinstance(tree, markdown.etree.ElementTree))
self.assert_(markdown.etree.iselement(tree.getroot()))
self.assertEqual(markdown.etree.tostring(tree.getroot()),
"<div><h1>foo</h1><p>bar</p><pre><code>baz\n</code></pre></div>")
class TestBlockParserState(unittest.TestCase):
""" Tests of the State class for BlockParser. """
def setUp(self):
self.state = markdown.blockparser.State()
def testBlankState(self):
""" Test State when empty. """
self.assertEqual(self.state, [])
def testSetSate(self):
""" Test State.set(). """
self.state.set('a_state')
self.assertEqual(self.state, ['a_state'])
self.state.set('state2')
self.assertEqual(self.state, ['a_state', 'state2'])
def testIsSate(self):
""" Test State.isstate(). """
self.assertEqual(self.state.isstate('anything'), False)
self.state.set('a_state')
self.assertEqual(self.state.isstate('a_state'), True)
self.state.set('state2')
self.assertEqual(self.state.isstate('state2'), True)
self.assertEqual(self.state.isstate('a_state'), False)
self.assertEqual(self.state.isstate('missing'), False)
def testReset(self):
""" Test State.reset(). """
self.state.set('a_state')
self.state.reset()
self.assertEqual(self.state, [])
self.state.set('state1')
self.state.set('state2')
self.state.reset()
self.assertEqual(self.state, ['state1'])
class TestHtmlStash(unittest.TestCase):
""" Test Markdown's HtmlStash. """
def setUp(self):
self.stash = markdown.util.HtmlStash()
self.placeholder = self.stash.store('foo')
def testSimpleStore(self):
""" Test HtmlStash.store. """
self.assertEqual(self.placeholder, self.stash.get_placeholder(0))
self.assertEqual(self.stash.html_counter, 1)
self.assertEqual(self.stash.rawHtmlBlocks, [('foo', False)])
def testStoreMore(self):
""" Test HtmlStash.store with additional blocks. """
placeholder = self.stash.store('bar')
self.assertEqual(placeholder, self.stash.get_placeholder(1))
self.assertEqual(self.stash.html_counter, 2)
self.assertEqual(self.stash.rawHtmlBlocks,
[('foo', False), ('bar', False)])
def testSafeStore(self):
""" Test HtmlStash.store with 'safe' html. """
self.stash.store('bar', True)
self.assertEqual(self.stash.rawHtmlBlocks,
[('foo', False), ('bar', True)])
def testReset(self):
""" Test HtmlStash.reset. """
self.stash.reset()
self.assertEqual(self.stash.html_counter, 0)
self.assertEqual(self.stash.rawHtmlBlocks, [])
class TestOrderedDict(unittest.TestCase):
""" Test OrderedDict storage class. """
def setUp(self):
self.odict = markdown.odict.OrderedDict()
self.odict['first'] = 'This'
self.odict['third'] = 'a'
self.odict['fourth'] = 'self'
self.odict['fifth'] = 'test'
def testValues(self):
""" Test output of OrderedDict.values(). """
self.assertEqual(self.odict.values(), ['This', 'a', 'self', 'test'])
def testKeys(self):
""" Test output of OrderedDict.keys(). """
self.assertEqual(self.odict.keys(),
['first', 'third', 'fourth', 'fifth'])
def testItems(self):
""" Test output of OrderedDict.items(). """
self.assertEqual(self.odict.items(),
[('first', 'This'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test')])
def testAddBefore(self):
""" Test adding an OrderedDict item before a given key. """
self.odict.add('second', 'is', '<third')
self.assertEqual(self.odict.items(),
[('first', 'This'), ('second', 'is'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test')])
def testAddAfter(self):
""" Test adding an OrderDict item after a given key. """
self.odict.add('second', 'is', '>first')
self.assertEqual(self.odict.items(),
[('first', 'This'), ('second', 'is'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test')])
def testAddAfterEnd(self):
""" Test adding an OrderedDict item after the last key. """
self.odict.add('sixth', '.', '>fifth')
self.assertEqual(self.odict.items(),
[('first', 'This'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test'), ('sixth', '.')])
def testAdd_begin(self):
""" Test adding an OrderedDict item using "_begin". """
self.odict.add('zero', 'CRAZY', '_begin')
self.assertEqual(self.odict.items(),
[('zero', 'CRAZY'), ('first', 'This'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test')])
def testAdd_end(self):
""" Test adding an OrderedDict item using "_end". """
self.odict.add('sixth', '.', '_end')
self.assertEqual(self.odict.items(),
[('first', 'This'), ('third', 'a'),
('fourth', 'self'), ('fifth', 'test'), ('sixth', '.')])
def testAddBadLocation(self):
""" Test Error on bad location in OrderedDict.add(). """
self.assertRaises(ValueError, self.odict.add, 'sixth', '.', '<seventh')
self.assertRaises(ValueError, self.odict.add, 'second', 'is', 'third')
def testDeleteItem(self):
""" Test deletion of an OrderedDict item. """
del self.odict['fourth']
self.assertEqual(self.odict.items(),
[('first', 'This'), ('third', 'a'), ('fifth', 'test')])
def testChangeValue(self):
""" Test OrderedDict change value. """
self.odict['fourth'] = 'CRAZY'
self.assertEqual(self.odict.items(),
[('first', 'This'), ('third', 'a'),
('fourth', 'CRAZY'), ('fifth', 'test')])
def testChangeOrder(self):
""" Test OrderedDict change order. """
self.odict.link('fourth', '<third')
self.assertEqual(self.odict.items(),
[('first', 'This'), ('fourth', 'self'),
('third', 'a'), ('fifth', 'test')])
class TestErrors(unittest.TestCase):
""" Test Error Reporting. """
def setUp(self):
# Set warnings to be raised as errors
warnings.simplefilter('error')
def tearDown(self):
# Reset warning behavior back to default
warnings.simplefilter('default')
def testMessageWarn(self):
""" Test message WARN. """
self.assertRaises(MarkdownWarning, markdown.md_logging.message,
WARN, 'This should raise a MardownWarning')
def testMessageError(self):
""" Test message ERROR. """
self.assertRaises(MarkdownException, markdown.md_logging.message,
ERROR, 'This should raise a MarkdownException')
def testNonUnicodeSource(self):
""" Test falure on non-unicode source text. """
source = "foo".encode('utf-16')
self.assertRaises(MarkdownException, markdown.markdown, source)
def testBadOutputFormat(self):
""" Test failure on bad output_format. """
self.assertRaises(MarkdownException,
markdown.Markdown, output_format='invalid')
def testLoadExtensionFailure(self):
""" Test failure of an extension to load. """
self.assertRaises(MarkdownWarning,
markdown.Markdown, extensions=['non_existant_ext'])
def testLoadBadExtension(self):
""" Test loading of an Extension with no makeExtension function. """
_create_fake_extension(name='fake', has_factory_func=False)
self.assertRaises(MarkdownException,
markdown.Markdown, extensions=['fake'])
def testNonExtension(self):
""" Test loading a non Extension object as an extension. """
_create_fake_extension(name='fake', is_wrong_type=True)
self.assertRaises(MarkdownException,
markdown.Markdown, extensions=['fake'])
def testBaseExtention(self):
""" Test that the base Extension class will raise NotImplemented. """
_create_fake_extension(name='fake')
self.assertRaises(MarkdownException,
markdown.Markdown, extensions=['fake'])
def _create_fake_extension(name, has_factory_func=True, is_wrong_type=False):
""" Create a fake extension module for testing. """
mod_name = '_'.join(['mdx', name])
ext_mod = types.ModuleType(mod_name)
def makeExtension(configs=None):
if is_wrong_type:
return object
else:
return markdown.extensions.Extension(configs=configs)
if has_factory_func:
ext_mod.makeExtension = makeExtension
# Warning: this brute forces the extenson module onto the system. Either
# this needs to be specificly overriden or a new python session needs to
# be started to get rid of this. This should be ok in a testing context.
sys.modules[mod_name] = ext_mod
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