class TestDAWGPrefixExists(unittest.TestCase):
def test_dawg_node_prefix_exists(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
self.assertTrue(self.dawg.contains_prefix('ash'),
"Prefix should be present in DAWG")
self.assertTrue(self.dawg.contains_prefix('as'),
"Prefix should be present in DAWG")
self.assertTrue(self.dawg.contains_prefix('a'),
"Prefix should be present in DAWG")
def test_dawg_node_prefix_not_exists(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
self.assertFalse(self.dawg.contains_prefix('xmas'),
"Prefix should be present in DAWG")
self.assertFalse(self.dawg.contains_prefix('xor'),
"Prefix should be present in DAWG")
self.assertFalse(self.dawg.contains_prefix('sh'),
"Prefix should be present in DAWG")
class TestDAWGExactWordSearch(unittest.TestCase):
def test_word_in_dawg(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
def test_word_not_int_dawg(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertFalse('salary' in self.dawg, "Word should not be in dawg")
class TestWordCount(unittest.TestCase):
def test_word_count_greater_than_zero(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashes', 'ashley'])
self.dawg.reduce()
self.assertGreater(self.dawg.get_word_count(), 0,
"The number of words should be greater than 0")
self.assertEqual(3, self.dawg.get_word_count(), "Word count not equal")
def test_word_count_zero(self):
self.dawg = DAWG()
self.dawg.add_all([])
self.dawg.reduce()
self.assertEqual(0, self.dawg.get_word_count(), "Word count not equal")
class TestSearchWithinDistance(unittest.TestCase):
def test_edit_distance_search(self):
self.dawg = DAWG()
input_words = [
'abhor', 'abuzz', 'accept', 'acorn', 'agony', 'albay', 'albin',
'algin', 'alisa', 'almug', 'altai', 'amato', 'ampyx', 'aneto',
'arbil', 'arrow', 'artha', 'aruba', 'athie', 'auric', 'aurum',
'cap', 'common', 'dime', 'eyes', 'foot', 'likeablelanguage',
'lonely', 'look', 'nasty', 'pet', 'psychotic', 'quilt', 'shock',
'smalldusty', 'sore', 'steel', 'suit', 'tank', 'thrill'
]
self.dawg.add_all(input_words)
self.dawg.reduce()
self.assertListEqual(self.dawg.search_within_distance('arie', dist=2),
['arbil', 'athie', 'auric'])
class TestDAWGPrefixSearch(unittest.TestCase):
def test_dawg_prefix_search(self):
self.dawg = DAWG()
self.dawg.add_all(['ashlame', 'ashley', 'ashlo', 'askoiu'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertFalse('ash' in self.dawg, "Word should not be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(4, self.dawg.get_word_count(), "Word count not equal")
self.assertTrue(self.dawg.contains_prefix('ash'),
"Prefix should be present in DAWG")
self.assertEqual(sorted(self.dawg.search_with_prefix('ash')),
sorted(['ashlame', 'ashley', 'ashlo']),
'The lists should be equal')
class TestDAWGNodeCount(unittest.TestCase):
def test_dawg_node_count(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
self.assertEqual(6, len(self.dawg), "Number of nodes")
def test_dawg_reduced_node_count(self):
self.dawg = DAWG()
self.dawg.add_all(["tap", "taps", "top", "tops"])
self.dawg.reduce()
self.assertEqual(6, len(self.dawg), "Number of nodes")
class TestWildCardSearch(unittest.TestCase):
def test_dawg_asterisk_search(self):
self.dawg = DAWG()
self.dawg.add_all(['ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(sorted(self.dawg.search('a*')),
sorted(['ash', 'ashley']),
'The lists should be equal')
def test_dawg_question_search(self):
self.dawg = DAWG()
self.dawg.add_all(['ab', 'as', 'ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(sorted(self.dawg.search('a?')), sorted(['ab', 'as']),
'The lists should be equal')
def test_dawg_wildcard_search(self):
self.dawg = DAWG()
self.dawg.add_all(['ab', 'as', 'ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertEqual(sorted(self.dawg.search('*a******?')),
sorted(['ab', 'as', 'ash', 'ashley']),
'The lists should be equal')
def test_dawg_wildcard_exception(self):
self.dawg = DAWG()
self.dawg.add_all(['ab', 'as', 'ash', 'ashley'])
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertRaises(InvalidWildCardExpressionError, self.dawg.search,
'#$%^a')
def build_lexpy_dawg(geohash_list):
dawg = DAWG()
dawg.add_all(geohash_list)
dawg.reduce()
return LexpyDawg(dawg)
class TesDAWGWordInsert(unittest.TestCase):
def test_word_add(self):
self.dawg = DAWG()
self.dawg.add('axe')
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('axe' in self.dawg, "Word should be in dawg")
def test_word_add_all_list(self):
self.dawg = DAWG()
self.dawg.add_all(['axe', 'kick']) #list
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('axe' in self.dawg, "Word should be in dawg")
self.assertTrue('kick' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
def test_word_add_all_set(self):
self.dawg = DAWG()
self.dawg.add_all({'axe', 'kick'}) #set
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('axe' in self.dawg, "Word should be in dawg")
self.assertTrue('kick' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
def test_word_add_all_tuple(self):
self.dawg = DAWG()
self.dawg.add_all(('axe', 'kick')) #tuple
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('axe' in self.dawg, "Word should be in dawg")
self.assertTrue('kick' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
def test_word_add_all_with_number(self):
self.dawg = DAWG()
self.dawg.add_all(('axe', 'kick')) #tuple with one integer.
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('axe' in self.dawg, "Word should be in dawg")
self.assertTrue('kick' in self.dawg, "Word should be in dawg")
self.assertEqual(2, self.dawg.get_word_count(), "Word count not equal")
def test_word_add_all_gen(self):
def gen_words():
a = ['ash', 'ashley', 'simpson']
for word in a:
yield word
self.dawg = DAWG()
self.dawg.add_all(gen_words()) # generator
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('ash' in self.dawg, "Word should be in dawg")
self.assertTrue('ashley' in self.dawg, "Word should be in dawg")
self.assertTrue('simpson' in self.dawg, "Word should be in dawg")
self.assertEqual(3, self.dawg.get_word_count(), "Word count not equal")
def test_word_add_all_file_path(self):
self.dawg = DAWG()
self.dawg.add_all(small_dataset) # From a file
self.dawg.reduce()
self.assertIsInstance(self.dawg, DAWG,
"Object should be of type `lexpy.dawg.DAWG`")
self.assertTrue('AARGH' in self.dawg, "Word should be in dawg")
self.assertTrue('AARRGHH' in self.dawg, "Word should be in dawg")
self.assertTrue('AAS' in self.dawg, "Word should be in dawg")
self.assertEqual(178691, self.dawg.get_word_count(),
"Word count not equal")
def test_without_count(self):
d = DAWG()
d.add_all(['ash', 'ashes', 'ashes', 'ashley'])
d.reduce()
expected = ['ash', 'ashes', 'ashley']
self.assertListEqual(expected, d.search('a*'))
def test_with_count(self):
d = DAWG()
d.add_all(['ash', 'ashes', 'ashes', 'ashley'])
d.reduce()
expected = [('ash', 1), ('ashes', 2), ('ashley', 1)]
self.assertListEqual(expected, d.search('a*', with_count=True))
