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1#!/usr/bin/python
2"""
3Python-Markdown Regression Tests
4================================
5
6Tests of the various APIs with the python markdown lib.
7
8"""
9
10import unittest
11from doctest import DocTestSuite
12import os
13import markdown
14
15class TestMarkdown(unittest.TestCase):
16    """ Tests basics of the Markdown class. """
17
18    def setUp(self):
19        """ Create instance of Markdown. """
20        self.md = markdown.Markdown()
21
22    def testBlankInput(self):
23        """ Test blank input. """
24        self.assertEqual(self.md.convert(''), '')
25
26    def testWhitespaceOnly(self):
27        """ Test input of only whitespace. """
28        self.assertEqual(self.md.convert(' '), '')
29
30    def testSimpleInput(self):
31        """ Test simple input. """
32        self.assertEqual(self.md.convert('foo'), '<p>foo</p>')
33
34class TestBlockParser(unittest.TestCase):
35    """ Tests of the BlockParser class. """
36
37    def setUp(self):
38        """ Create instance of BlockParser. """
39        self.parser = markdown.Markdown().parser
40
41    def testParseChunk(self):
42        """ Test BlockParser.parseChunk. """
43        root = markdown.etree.Element("div")
44        text = 'foo'
45        self.parser.parseChunk(root, text)
46        self.assertEqual(markdown.etree.tostring(root), "<div><p>foo</p></div>")
47
48    def testParseDocument(self):
49        """ Test BlockParser.parseDocument. """
50        lines = ['#foo', '', 'bar', '', '    baz']
51        tree = self.parser.parseDocument(lines)
52        self.assert_(isinstance(tree, markdown.etree.ElementTree))
53        self.assert_(markdown.etree.iselement(tree.getroot()))
54        self.assertEqual(markdown.etree.tostring(tree.getroot()),
55            "<div><h1>foo</h1><p>bar</p><pre><code>baz\n</code></pre></div>")
56
57
58class TestBlockParserState(unittest.TestCase):
59    """ Tests of the State class for BlockParser. """
60
61    def setUp(self):
62        self.state = markdown.blockparser.State()
63
64    def testBlankState(self):
65        """ Test State when empty. """
66        self.assertEqual(self.state, [])
67
68    def testSetSate(self):
69        """ Test State.set(). """
70        self.state.set('a_state')
71        self.assertEqual(self.state, ['a_state'])
72        self.state.set('state2')
73        self.assertEqual(self.state, ['a_state', 'state2'])
74
75    def testIsSate(self):
76        """ Test State.isstate(). """
77        self.assertEqual(self.state.isstate('anything'), False)
78        self.state.set('a_state')
79        self.assertEqual(self.state.isstate('a_state'), True)
80        self.state.set('state2')
81        self.assertEqual(self.state.isstate('state2'), True)
82        self.assertEqual(self.state.isstate('a_state'), False)
83        self.assertEqual(self.state.isstate('missing'), False)
84
85    def testReset(self):
86        """ Test State.reset(). """
87        self.state.set('a_state')
88        self.state.reset()
89        self.assertEqual(self.state, [])
90        self.state.set('state1')
91        self.state.set('state2')
92        self.state.reset()
93        self.assertEqual(self.state, ['state1'])
94
95class TestHtmlStash(unittest.TestCase):
96    """ Test Markdown's HtmlStash. """
97
98    def setUp(self):
99        self.stash = markdown.preprocessors.HtmlStash()
100        self.placeholder = self.stash.store('foo')
101
102    def testSimpleStore(self):
103        """ Test HtmlStash.store. """
104        self.assertEqual(self.placeholder,
105                         markdown.preprocessors.HTML_PLACEHOLDER % 0)
106        self.assertEqual(self.stash.html_counter, 1)
107        self.assertEqual(self.stash.rawHtmlBlocks, [('foo', False)])
108
109    def testStoreMore(self):
110        """ Test HtmlStash.store with additional blocks. """
111        placeholder = self.stash.store('bar')
112        self.assertEqual(placeholder,
113                         markdown.preprocessors.HTML_PLACEHOLDER % 1)
114        self.assertEqual(self.stash.html_counter, 2)
115        self.assertEqual(self.stash.rawHtmlBlocks,
116                        [('foo', False), ('bar', False)])
117
118    def testSafeStore(self):
119        """ Test HtmlStash.store with 'safe' html. """
120        self.stash.store('bar', True)
121        self.assertEqual(self.stash.rawHtmlBlocks,
122                        [('foo', False), ('bar', True)])
123
124    def testReset(self):
125        """ Test HtmlStash.reset. """
126        self.stash.reset()
127        self.assertEqual(self.stash.html_counter, 0)
128        self.assertEqual(self.stash.rawHtmlBlocks, [])
129
130class TestOrderedDict(unittest.TestCase):
131    """ Test OrderedDict storage class. """
132
133    def setUp(self):
134        self.odict = markdown.odict.OrderedDict()
135        self.odict['first'] = 'This'
136        self.odict['third'] = 'a'
137        self.odict['fourth'] = 'self'
138        self.odict['fifth'] = 'test'
139
140    def testValues(self):
141        """ Test output of OrderedDict.values(). """
142        self.assertEqual(self.odict.values(), ['This', 'a', 'self', 'test'])
143
144    def testKeys(self):
145        """ Test output of OrderedDict.keys(). """
146        self.assertEqual(self.odict.keys(),
147                    ['first', 'third', 'fourth', 'fifth'])
148
149    def testItems(self):
150        """ Test output of OrderedDict.items(). """
151        self.assertEqual(self.odict.items(),
152                    [('first', 'This'), ('third', 'a'),
153                    ('fourth', 'self'), ('fifth', 'test')])
154
155    def testAddBefore(self):
156        """ Test adding an OrderedDict item before a given key. """
157        self.odict.add('second', 'is', '<third')
158        self.assertEqual(self.odict.items(),
159                    [('first', 'This'), ('second', 'is'), ('third', 'a'),
160                    ('fourth', 'self'), ('fifth', 'test')])
161
162    def testAddAfter(self):
163        """ Test adding an OrderDict item after a given key. """
164        self.odict.add('second', 'is', '>first')
165        self.assertEqual(self.odict.items(),
166                    [('first', 'This'), ('second', 'is'), ('third', 'a'),
167                    ('fourth', 'self'), ('fifth', 'test')])
168
169    def testAddAfterEnd(self):
170        """ Test adding an OrderedDict item after the last key. """
171        self.odict.add('sixth', '.', '>fifth')
172        self.assertEqual(self.odict.items(),
173                    [('first', 'This'), ('third', 'a'),
174                    ('fourth', 'self'), ('fifth', 'test'), ('sixth', '.')])
175
176    def testAdd_begin(self):
177        """ Test adding an OrderedDict item using "_begin". """
178        self.odict.add('zero', 'CRAZY', '_begin')
179        self.assertEqual(self.odict.items(),
180                    [('zero', 'CRAZY'), ('first', 'This'), ('third', 'a'),
181                    ('fourth', 'self'), ('fifth', 'test')])
182
183    def testAdd_end(self):
184        """ Test adding an OrderedDict item using "_end". """
185        self.odict.add('sixth', '.', '_end')
186        self.assertEqual(self.odict.items(),
187                    [('first', 'This'), ('third', 'a'),
188                    ('fourth', 'self'), ('fifth', 'test'), ('sixth', '.')])
189
190    def testAddBadLocation(self):
191        """ Test Error on bad location in OrderedDict.add(). """
192        self.assertRaises(ValueError, self.odict.add, 'sixth', '.', '<seventh')
193        self.assertRaises(ValueError, self.odict.add, 'second', 'is', 'third')
194
195    def testDeleteItem(self):
196        """ Test deletion of an OrderedDict item. """
197        del self.odict['fourth']
198        self.assertEqual(self.odict.items(),
199                    [('first', 'This'), ('third', 'a'), ('fifth', 'test')])
200
201    def testChangeValue(self):
202        """ Test OrderedDict change value. """
203        self.odict['fourth'] = 'CRAZY'
204        self.assertEqual(self.odict.items(),
205                    [('first', 'This'), ('third', 'a'),
206                    ('fourth', 'CRAZY'), ('fifth', 'test')])
207
208    def testChangeOrder(self):
209        """ Test OrderedDict change order. """
210        self.odict.link('fourth', '<third')
211        self.assertEqual(self.odict.items(),
212                    [('first', 'This'), ('fourth', 'self'),
213                    ('third', 'a'), ('fifth', 'test')])
214
215def suite():
216    """ Build a test suite of the above tests and extension doctests. """
217    suite = unittest.TestSuite()
218    suite.addTest(unittest.makeSuite(TestMarkdown))
219    suite.addTest(unittest.makeSuite(TestBlockParser))
220    suite.addTest(unittest.makeSuite(TestBlockParserState))
221    suite.addTest(unittest.makeSuite(TestHtmlStash))
222    suite.addTest(unittest.makeSuite(TestOrderedDict))
223
224    for filename in os.listdir('markdown/extensions'):
225        if filename.endswith('.py'):
226            module = 'markdown.extensions.%s' % filename[:-3]
227            try:
228                suite.addTest(DocTestSuite(module))
229            except: ValueError
230                # No tests
231    return suite
232
233if __name__ == '__main__':
234    unittest.TextTestRunner(verbosity=2).run(suite())
235