def test_left_join_one():
dec1 = {
'fond': 'enamored',
'warth': 'anger',
'diligent': 'employed',
'outift': 'garp',
'guide': 'usher'
}
dec2 = {
'fond': 'averse',
'warth': 'delight',
'diligent': 'idle',
'guide': 'follow',
'flow': 'jam'
}
expected = {
'fond': ['enamored', 'averse'],
'warth': ['anger', 'delight'],
'diligent': ['employed', 'idle'],
'outift': ['garp', None],
'guide': ['usher', 'follow']
}
assert expected == left_join(dec1, dec2)
def test_left_join_five():
dec1 = {}
dec2 = {'Emad': 24, 'Dana': 24}
expected = {}
assert expected == left_join(dec1, dec2)
def test_left_join_four():
dec1 = {'aziz': 26, 'saleh': 24}
dec2 = {'Emad': 24, 'Dana': 24}
expected = {'aziz': [26, None], 'saleh': [24, None]}
assert expected == left_join(dec1, dec2)
def test_left_join_1st_empty():
h1 = Hashtable(1024)
h2 = Hashtable(1024)
h2.add('fond', 'averse')
h2.add('wrath', 'delight')
h2.add('diligent', 'idle')
h2.add('guide', 'follow')
h2.add('flow', 'jam')
assert left_join(h1, h2) == []
def test_left_join_three():
dec1 = {
'aziz': 26,
'saleh': 24,
}
dec2 = {}
expected = {'aziz': [26, None], 'saleh': [24, None]}
assert expected == left_join(dec1, dec2)
def test_left_join_tow():
dec1 = {
'aziz': 26,
'saleh': 24,
}
dec2 = {
'aziz': 'Abedalaziz Alhoot',
}
expected = {'aziz': [26, 'Abedalaziz Alhoot'], 'saleh': [24, None]}
assert expected == left_join(dec1, dec2)
def test_left_join_normal():
h1 = Hashtable(1024)
h1.add('fond', 'enamored')
h1.add('wrath', 'anger')
h1.add('diligent', 'employed')
h1.add('outfit', 'garb')
h1.add('guide', 'usher')
h2 = Hashtable(1024)
h2.add('fond', 'averse')
h2.add('wrath', 'delight')
h2.add('diligent', 'idle')
h2.add('guide', 'follow')
h2.add('flow', 'jam')
assert left_join(h1, h2) == [['fond', 'enamored', 'averse'],
['outfit', 'garb', None],
['diligent', 'employed', 'idle'],
['wrath', 'anger', 'delight'],
['guide', 'usher', 'follow']]
def test_left_join_no_matches():
one = Hashtable(1024)
one.add('pond', 'enamored')
one.add('rath', 'anger')
one.add('adiligent', 'employed')
one.add('poutfit', 'garb')
one.add('hangguide', 'usher')
two = Hashtable(1024)
two.add('fond', 'averse')
two.add('wrath', 'delight')
two.add('diligent', 'idle')
two.add('guide', 'follow')
two.add('flow', 'jam')
assert left_join(one, two) == [['rath', 'anger', None],
['pond', 'enamored', None],
['hangguide', 'usher', None],
['adiligent', 'employed', None],
['poutfit', 'garb', None]]
