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from columnize import columnize

def test_columnize_8_in_2():

sequence = 'ABCDEFGH'

expected = [

('A', 'E'),

('B', 'F'),

('C', 'G'),

('D', 'H'),

]

result = columnize(sequence, 2)

assert expected == result

def test_columnize_8_in_4():

sequence = 'ABCDEFGH'

expected = [

('A', 'C', 'E', 'G'),

('B', 'D', 'F', 'H'),

]

result = columnize(sequence, 4)

assert expected == result

def test_columnize_7_in_2():

sequence = 'ABCDEFG'

expected = [

('A', 'E'),

('B', 'F'),

('C', 'G'),

('D',),

]

result = columnize(sequence, 2)

assert expected == result

def test_columnize_8_in_3():

sequence = 'ABCDEFGH'

expected = [

('A', 'D', 'G',),

('B', 'E', 'H',),

('C', 'F'),

]

result = columnize(sequence, 3)

assert expected == result

def test_columnize_8_in_5():

# Not the right number of columns, but the right number of rows.

# This actually looks better, so it's OK!

sequence = 'ABCDEFGH'

expected = [

('A', 'C', 'E', 'G'),

('B', 'D', 'F', 'H'),

]

result = columnize(sequence, 5)

assert expected == result

def test_columnize_7_in_5():

# Not the right number of columns, but the right number of rows.

# This actually looks better, so it's OK!

sequence = 'ABCDEFG'

expected = [

('A', 'C', 'E', 'G'),

('B', 'D', 'F'),

]

result = columnize(sequence, 5)

assert expected == result

def test_columnize_not_enough_items():

sequence = 'AB'

expected = [

('A', 'B'),

]

result = columnize(sequence, 3)

assert expected == result