def test_set(self):
treemap = TreeMap()
treemap.set('A', 3)
assert treemap.size == 1
assert treemap.get('A') == 3
treemap.set('A', 3)
assert treemap.size == 1
def test_contains(self):
ht = TreeMap()
ht.set('I', 1)
ht.set('V', 5)
ht.set('X', 10)
assert ht.contains('I') is True
assert ht.contains('V') is True
assert ht.contains('X') is True
assert ht.contains('A') is False
def test_set_and_get(self):
ht = TreeMap()
ht.set('I', 1)
ht.set('V', 5)
ht.set('X', 10)
assert ht.get('I') == 1
assert ht.get('V') == 5
assert ht.get('X') == 10
assert ht.length() == 3
assert ht.size == 3
with self.assertRaises(KeyError):
ht.get('A') # Key does not exist
def test_delete(self):
ht = TreeMap()
ht.set('I', 1)
ht.set('V', 5)
ht.set('X', 10)
assert ht.length() == 3
assert ht.size == 3
ht.delete('I')
ht.delete('X')
assert ht.length() == 1
assert ht.size == 1
with self.assertRaises(KeyError):
ht.delete('X') # Key no longer exists
with self.assertRaises(KeyError):
ht.delete('A') # Key does not exist
def test_set(self):
tm = TreeMap()
assert tm.size == 0
tm.set(1, 2)
assert tm.size == 1
tm.set(2, 3)
assert tm.size == 2
tm.set(3, 4)
assert tm.size == 3
self.assertCountEqual(tm.items(), [(1, 2), (2, 3), (3, 4)])
tm.set(3, 5)
assert tm.size == 3
self.assertCountEqual(tm.items(), [(1, 2), (2, 3), (3, 5)])
def test_set_twice_and_get(self):
ht = TreeMap()
ht.set('I', 1)
ht.set('V', 4)
ht.set('X', 9)
assert ht.length() == 3
assert ht.size == 3
ht.set('V', 5) # Update value
ht.set('X', 10) # Update value
assert ht.get('I') == 1
assert ht.get('V') == 5
assert ht.get('X') == 10
assert ht.length() == 3 # Check length is not overcounting
assert ht.size == 3 # Check size is not overcounting
def test_length(self):
ht = TreeMap()
assert ht.length() == 0
ht.set('I', 1)
assert ht.length() == 1
ht.set('V', 5)
assert ht.length() == 2
ht.set('X', 10)
assert ht.length() == 3
def test_items(self):
ht = TreeMap()
assert ht.items() == []
ht.set('I', 1)
assert ht.items() == [('I', 1)]
ht.set('V', 5)
self.assertCountEqual(ht.items(), [('I', 1), ('V', 5)])
ht.set('X', 10)
self.assertCountEqual(ht.items(), [('I', 1), ('V', 5), ('X', 10)])
def test_values(self):
ht = TreeMap()
assert ht.values() == []
ht.set('I', 1)
assert ht.values() == [1]
ht.set('V', 5)
self.assertCountEqual(ht.values(), [1, 5]) # Ignore item order
ht.set('X', 10)
self.assertCountEqual(ht.values(), [1, 5, 10]) # Ignore item order
def test_keys(self):
ht = TreeMap()
assert ht.keys() == []
ht.set('I', 1)
assert ht.keys() == ['I']
ht.set('V', 5)
self.assertCountEqual(ht.keys(), ['I', 'V']) # Ignore item order
ht.set('X', 10)
self.assertCountEqual(ht.keys(), ['I', 'V', 'X']) # Ignore item order
def test_size(self):
ht = TreeMap()
assert ht.size == 0
ht.set('I', 1)
assert ht.size == 1
ht.set('V', 5)
assert ht.size == 2
ht.set('X', 10)
assert ht.size == 3
def test_size(self):
tree = TreeMap()
assert tree.size == 0
tree.set('B')
assert tree.size == 1
tree.set('A')
assert tree.size == 2
tree.set('C')
assert tree.size == 3
def test_set(self):
tree = TreeMap()
tree.set(2, 'B')
assert tree.contains(2)
assert tree.get(2) == 'B'
tree.set(1, 'A')
assert tree.contains(1)
assert tree.get(1) == 'A'
tree.set(3, 'C')
assert tree.contains(3)
assert tree.get(3) == 'C'
def test_resize(self):
ht = TreeMap(2) # Set init_size to 2
assert ht.size == 0
assert len(ht.buckets) == 2
assert ht.load_factor() == 0
ht.set('I', 1)
assert ht.size == 1
assert len(ht.buckets) == 2
assert ht.load_factor() == 0.5
ht.set('V', 5) # Should trigger resize
assert ht.size == 2
assert len(ht.buckets) == 4
assert ht.load_factor() == 0.5
ht.set('X', 10)
assert ht.size == 3
assert len(ht.buckets) == 4
assert ht.load_factor() == 0.75
ht.set('L', 50) # Should trigger resize
assert ht.size == 4
assert len(ht.buckets) == 8
assert ht.load_factor() == 0.5
def test_delete(self):
tm = TreeMap()
assert tm.size == 0
tm.set(1, 2)
assert tm.size == 1
tm.set(2, 3)
assert tm.size == 2
tm.set(3, 4)
assert tm.size == 3
self.assertCountEqual(tm.items(), [(1, 2), (2, 3), (3, 4)])
tm.delete(3)
assert tm.size == 2
self.assertCountEqual(tm.items(), [(1, 2), (2, 3)])
tm.delete(2)
assert tm.size == 1
tm.delete(1)
assert tm.size == 0
def test_set(self):
treepMap = TreeMap()
assert treepMap.set('Medi', 123) == False
def test_contains(self):
treemap = TreeMap()
treemap.set('A', 3)
assert treemap.contains('A')
assert treemap.contains('B') is False