def test_diff():
tablea = (("foo", "bar", "baz"), ("A", 1, True), ("B", 2, False), ("C", 7, False), ("C", 9, True))
tableb = (("x", "y", "z"), ("A", 9, False), ("B", 2, False), ("B", 3, True), ("C", 9, True))
aminusb = (("foo", "bar", "baz"), ("A", 1, True), ("C", 7, False))
bminusa = (("foo", "bar", "baz"), ("A", 9, False), ("B", 3, True))
both = (("foo", "bar", "baz"), ("B", 2, False), ("C", 9, True))
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
fn3 = NamedTemporaryFile().name
p = diff()
p.pipe("+", topickle(fn1))
p.pipe("-", topickle(fn2))
p.pipe(topickle(fn3))
p.push(tablea, tableb)
added, subtracted, common = (frompickle(fn1), frompickle(fn2), frompickle(fn3))
ieq(bminusa, added)
ieq(aminusb, subtracted)
ieq(both, common)
def test_unique():
table = (('foo', 'bar', 'baz'),
('A', 1, 2),
('B', '2', '3.4'),
('D', 'xyz', 9.0),
('B', u'3', u'7.8', True),
('B', '2', 42),
('E', None),
('D', 4, 12.3))
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
p = sort('foo')
q = p.pipe(unique('foo'))
q.pipe(topickle(fn1))
q.pipe('remainder', topickle(fn2))
p.push(table)
expectation = (('foo', 'bar', 'baz'),
('A', 1, 2),
('E', None))
ieq(expectation, frompickle(fn1))
exremainder = (('foo', 'bar', 'baz'),
('B', '2', '3.4'),
('B', u'3', u'7.8', True),
('B', '2', 42),
('D', 'xyz', 9.0),
('D', 4, 12.3))
ieq(exremainder, frompickle(fn2))
def test_unique():
table = (
("foo", "bar", "baz"),
("A", 1, 2),
("B", "2", "3.4"),
("D", "xyz", 9.0),
("B", u"3", u"7.8", True),
("B", "2", 42),
("E", None),
("D", 4, 12.3),
)
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
p = sort("foo")
q = p.pipe(unique("foo"))
q.pipe(topickle(fn1))
q.pipe("remainder", topickle(fn2))
p.push(table)
expectation = (("foo", "bar", "baz"), ("A", 1, 2), ("E", None))
ieq(expectation, frompickle(fn1))
exremainder = (
("foo", "bar", "baz"),
("B", "2", "3.4"),
("B", u"3", u"7.8", True),
("B", "2", 42),
("D", "xyz", 9.0),
("D", 4, 12.3),
)
ieq(exremainder, frompickle(fn2))
def test_operator_overload():
table = (
("foo", "bar", "baz"),
("A", 1, 2),
("B", "2", "3.4"),
("D", "xyz", 9.0),
("B", u"3", u"7.8", True),
("B", "2", 42),
("E", None),
("D", 4, 12.3),
)
fn1 = NamedTemporaryFile().name
p = sort("foo")
p | duplicates("foo") | topickle(fn1)
p.push(table)
expectation = (
("foo", "bar", "baz"),
("B", "2", "3.4"),
("B", u"3", u"7.8", True),
("B", "2", 42),
("D", "xyz", 9.0),
("D", 4, 12.3),
)
ieq(expectation, frompickle(fn1))
def test_topickle_pipe():
t = [('fruit', 'city', 'sales'),
('orange', 'London', 12),
('banana', 'London', 42),
('orange', 'Paris', 31),
('banana', 'Amsterdam', 74),
('kiwi', 'Berlin', 55)]
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
p = topickle(fn1)
p.pipe(topickle(fn2))
p.push(t)
ieq(t, frompickle(fn1))
ieq(t, frompickle(fn2))
def test_topickle_pipe():
t = [
("fruit", "city", "sales"),
("orange", "London", 12),
("banana", "London", 42),
("orange", "Paris", 31),
("banana", "Amsterdam", 74),
("kiwi", "Berlin", 55),
]
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
p = topickle(fn1)
p.pipe(topickle(fn2))
p.push(t)
ieq(t, frompickle(fn1))
ieq(t, frompickle(fn2))
def test_sort():
table = (("foo", "bar"), ("C", "2"), ("A", "9"), ("A", "6"), ("F", "1"), ("D", "10"))
fn = NamedTemporaryFile().name
p = sort("foo")
p.pipe(topickle(fn))
p.push(table)
expectation = (("foo", "bar"), ("A", "9"), ("A", "6"), ("C", "2"), ("D", "10"), ("F", "1"))
ieq(expectation, frompickle(fn))
def test_sort_buffered():
table = (("foo", "bar"), ("C", "2"), ("A", "9"), ("A", "6"), ("F", "1"), ("D", "10"))
fn = NamedTemporaryFile().name
p = sort("foo", buffersize=2)
p.pipe(topickle(fn))
p.push(table)
expectation = (("foo", "bar"), ("A", "9"), ("A", "6"), ("C", "2"), ("D", "10"), ("F", "1"))
actual = frompickle(fn)
ieq(expectation, actual)
def test_diff():
tablea = (('foo', 'bar', 'baz'),
('A', 1, True),
('B', 2, False),
('C', 7, False),
('C', 9, True))
tableb = (('x', 'y', 'z'),
('A', 9, False),
('B', 2, False),
('B', 3, True),
('C', 9, True))
aminusb = (('foo', 'bar', 'baz'),
('A', 1, True),
('C', 7, False))
bminusa = (('foo', 'bar', 'baz'),
('A', 9, False),
('B', 3, True))
both = (('foo', 'bar', 'baz'),
('B', 2, False),
('C', 9, True))
fn1 = NamedTemporaryFile().name
fn2 = NamedTemporaryFile().name
fn3 = NamedTemporaryFile().name
p = diff()
p.pipe('+', topickle(fn1))
p.pipe('-', topickle(fn2))
p.pipe(topickle(fn3))
p.push(tablea, tableb)
added, subtracted, common = (frompickle(fn1), frompickle(fn2),
frompickle(fn3))
ieq(bminusa, added)
ieq(aminusb, subtracted)
ieq(both, common)
def test_sort():
table = (('foo', 'bar'),
('C', '2'),
('A', '9'),
('A', '6'),
('F', '1'),
('D', '10'))
fn = NamedTemporaryFile().name
p = sort('foo')
p.pipe(topickle(fn))
p.push(table)
expectation = (('foo', 'bar'),
('A', '9'),
('A', '6'),
('C', '2'),
('D', '10'),
('F', '1'))
ieq(expectation, frompickle(fn))
def test_sort_buffered():
table = (('foo', 'bar'),
('C', '2'),
('A', '9'),
('A', '6'),
('F', '1'),
('D', '10'))
fn = NamedTemporaryFile().name
p = sort('foo', buffersize=2)
p.pipe(topickle(fn))
p.push(table)
expectation = (('foo', 'bar'),
('A', '9'),
('A', '6'),
('C', '2'),
('D', '10'),
('F', '1'))
actual = frompickle(fn)
ieq(expectation, actual)
def test_operator_overload():
table = (('foo', 'bar', 'baz'),
('A', 1, 2),
('B', '2', '3.4'),
('D', 'xyz', 9.0),
('B', u'3', u'7.8', True),
('B', '2', 42),
('E', None),
('D', 4, 12.3))
fn1 = NamedTemporaryFile().name
p = sort('foo')
p | duplicates('foo') | topickle(fn1)
p.push(table)
expectation = (('foo', 'bar', 'baz'),
('B', '2', '3.4'),
('B', u'3', u'7.8', True),
('B', '2', 42),
('D', 'xyz', 9.0),
('D', 4, 12.3))
ieq(expectation, frompickle(fn1))