def test_insert_and_get_item_positive(self):
hmap = Hashmap()
key = 0
obj = "zero"
hmap.insert(key, obj)
res = hmap.get(key)
self.assertEqual(obj, res)
def test_insert_two_items_with_same_key_negative(self):
hmap = Hashmap()
key = 0
obj1 = "zero"
obj2 = "one"
hmap.insert(key, obj1)
with self.assertRaises(KeyError):
hmap.insert(key, obj2)
def __init__(self):
self.hashmap = Hashmap()
self.messages = []
self.key = ""
self.value = ""
self.operation = HashmapOperation.INSERT
self.set_value_textbox_enabled()
self.set_button_run_disabled()
def test_get_keys_three_items_hashmap_positive(self):
hmap = Hashmap()
keys = [123, "asda", 1023]
for key in keys:
hmap.insert(key, "dummy")
ret_keys = hmap.keys()
keys.sort(key=lambda x: hash(x))
ret_keys.sort(key=lambda x: hash(x))
self.assertEqual(keys, ret_keys)
def test_update_item_positive(self):
hmap = Hashmap()
key = 0
obj = "zero"
obj_updated = "0"
hmap.insert(key, obj)
hmap.update(key, obj_updated)
res = hmap.get(key)
self.assertEqual(obj_updated, res)
def test_insert_few_items_in_hashmap_size_one_positive(self):
hmap = Hashmap(1)
keys = [123, "asda", 1023]
for key in keys:
hmap.insert(key, "dummy")
ret_keys = hmap.keys()
keys.sort(key=lambda x: hash(x))
ret_keys.sort(key=lambda x: hash(x))
self.assertEqual(keys, ret_keys)
def __init__(self, logger=RealLogger()):
self.logger = logger
self.logger.log("create view")
self.hashmap = Hashmap()
self.messages = []
self.key = ""
self.value = ""
self.operation = HashmapOperation.INSERT
self.set_value_textbox_enabled()
self.set_button_run_disabled()
def test_insert_two_items_with_same_hash_positive(self):
hmap = Hashmap(1)
key1 = 0
key2 = 1
obj1 = "zero"
obj2 = "one"
hmap.insert(key1, obj1)
hmap.insert(key2, obj2)
res1 = hmap.get(key1)
res2 = hmap.get(key2)
self.assertEqual(obj1, res1)
self.assertEqual(obj2, res2)
def test_insert_few_items_and_get_items_positive(self):
hmap = Hashmap()
key1 = 0
key2 = 1
obj1 = "zero"
obj2 = "one"
hmap.insert(key1, obj1)
hmap.insert(key2, obj2)
res1 = hmap.get(key1)
res2 = hmap.get(key2)
self.assertEqual(obj1, res1)
self.assertEqual(obj2, res2)
def test_get_keys_empty_hashmap_positive(self):
hmap = Hashmap()
keys = []
ret_keys = hmap.keys()
self.assertEqual(keys, ret_keys)
def test_update_item_not_exists_negative(self):
hmap = Hashmap()
key = 0
obj = "zero"
with self.assertRaises(KeyError):
hmap.update(key, obj)
def test_create_hashmap_positive(self):
Hashmap()
def test_delete_item_not_exists_negative(self):
hmap = Hashmap()
with self.assertRaises(KeyError):
hmap.delete(0)
def test_get_item_not_exists_negative(self):
hmap = Hashmap()
with self.assertRaises(KeyError):
hmap.get(0)
def test_key_not_hashable_negative(self):
hmap = Hashmap()
key = ([])
obj = "zero"
with self.assertRaises(TypeError):
hmap.insert(key, obj)