def setUp(self):
self.bk = Book()
def setup():
# create the phone book
global bk
bk = Book()
bk.configure(HASH_TABLE_LENGTH=100)
# create some listings
bk.add(9287749178, 'Justin')
bk.add(9288531234, 'Tim')
bk.add(9288531216, 'John')
bk.add(9281531212, 'Mary')
bk.add(1234567890, 'Zach')
bk.add(1231567890, 'Bob')
bk.add('9280001111', 'Megan') # can enter as a string
bk.add('9281110000', 'Sarah')
class TestBook(unittest.TestCase):
def setUp(self):
self.bk = Book()
def tearDown(self):
pass
def test_add(self):
self.bk.add(9287749178, "Flagstaff Soap Company LLC")
self.assertEqual(len(self.bk), 1)
self.bk.add(9287749170, "Test")
self.bk.add(9287749171, "Another Test")
self.assertEqual(len(self.bk), 3)
def test_add_invalid(self):
self.assertRaises(InvalidPhone, self.bk.add, 1, "Test")
self.assertRaises(InvalidPhone, self.bk.add, "928774917A", "Test")
self.assertRaises(InvalidPhone, self.bk.add, 19287749178, "Test")
def test_sorts_on_add(self):
self.bk.add(9287749178, "Flagstaff Soap Company LLC")
self.bk.add(9287749170, "Test")
self.bk.add(9287749171, "Another Test")
self.assertEqual(self.bk[0]["num"], 9287749171)
self.assertEqual(self.bk[1]["num"], 9287749178)
self.assertEqual(self.bk[2]["num"], 9287749170)
self.assertEqual(self.bk[0], sorted(self.bk)[0])
def test_settings(self):
self.bk.configure(HASH_TABLE_LENGTH=10)
self.assertEqual(self.bk.settings()["HASH_TABLE_LENGTH"], 10)
self.bk.add(9287749170, "Test")
self.assertEqual(len(self.bk.hash_table("num")), 10)
# should raise error if hash table already instantiated
self.assertRaises(Exception, self.bk.configure, HASH_TABLE_LENGTH=1000)
def test_reverse_lookup(self):
self.bk.add(9287749178, "Flagstaff Soap Company LLC")
self.assertTrue(self.bk.reverse_lookup(9287749178, method="sequential"))
self.assertTrue(self.bk.reverse_lookup(9287749178, method="hash"))
def test_lookup(self):
self.bk.configure(HASH_TABLE_LENGTH=1000) # try to avoid collisions
self.bk.add(9287749178, "Flagstaff Soap Company LLC")
self.bk.add(9287749170, "Test")
self.bk.add(9287749171, "Another Test")
self.assertTrue(self.bk.lookup("Test", method="sequential"))
self.assertTrue(self.bk.lookup("Test", method="binary"))
self.assertTrue(self.bk.lookup("Test", method="hash"))
