def test_functiondef_fail(self):
dtypes = self.dtypes
with raises(NotImplementedError):
exprify('lambda x, y: x + y', dtypes)
with raises(SyntaxError):
exprify('def f(x): return x', dtypes={'x': 'int'})
def test_scope(self):
dtypes = {'sin': 'int'}
with raises(ValueError):
exprify('sin + 1', dtypes)
with raises(TypeError):
sin + 1
def test_scope(self):
dtypes = {'sin': 'int'}
with raises(ValueError):
exprify('sin + 1', dtypes)
with raises(TypeError):
sin + 1
def test_functiondef_fail(self):
dtypes = self.dtypes
with raises(NotImplementedError):
exprify('lambda x, y: x + y', dtypes)
with raises(SyntaxError):
exprify('def f(x): return x', dtypes={'x': 'int'})
def test_boolop_fails(self):
dtypes = self.dtypes
with raises(NotImplementedError):
exprify('x or y', dtypes)
with raises(NotImplementedError):
exprify('x and y', dtypes)
with raises(NotImplementedError):
exprify('not x', dtypes)
def test_boolop_fails(self):
dtypes = self.dtypes
with raises(NotImplementedError):
exprify('x or y', dtypes)
with raises(NotImplementedError):
exprify('x and y', dtypes)
with raises(NotImplementedError):
exprify('not x', dtypes)
def test_failing_exprify(self):
dtypes = self.dtypes
with raises(AssertionError):
exprify('x < y < z', dtypes)
with raises(NotImplementedError):
exprify('os.listdir()', {})
with raises(NotImplementedError):
exprify('os.listdir()', {'os': 'int', 'os.listdir': 'real'})
with raises(ValueError):
exprify('__x + __y', {'__x': 'int', '__y': 'real'})
with raises(NotImplementedError):
exprify('y if x else y', dtypes)
def test_failing_exprify(self):
dtypes = self.dtypes
with raises(AssertionError):
exprify('x < y < z', dtypes)
with raises(NotImplementedError):
exprify('os.listdir()', {})
with raises(NotImplementedError):
exprify('os.listdir()', {'os': 'int', 'os.listdir': 'real'})
with raises(ValueError):
exprify('__x + __y', {'__x': 'int', '__y': 'real'})
with raises(NotImplementedError):
exprify('y if x else y', dtypes)
def test_scalar_coerce():
assert scalar_coerce('int', 1) == 1
assert scalar_coerce('int', '1') == 1
assert scalar_coerce('{x: int}', '1') == 1
with raises(TypeError):
scalar_coerce('{x: int, y: int}', '1')
with raises(TypeError):
scalar_coerce('3 * int', '1')
assert scalar_coerce('date', 'Jan 1st, 2012') == date(2012, 1, 1)
assert (scalar_coerce('datetime', 'Jan 1st, 2012 12:00:00') ==
datetime(2012, 1, 1, 12, 0, 0))
with raises(ValueError):
scalar_coerce('date', 'Jan 1st, 2012 12:00:00')
assert scalar_coerce('?date', 'Jan 1st, 2012') == date(2012, 1, 1)
assert scalar_coerce('?date', '2012-12-01') == date(2012, 12, 1)
assert scalar_coerce('?date', '') == None
def test_scalar_coerce():
assert scalar_coerce('int', 1) == 1
assert scalar_coerce('int', '1') == 1
assert scalar_coerce('{x: int}', '1') == 1
with raises(TypeError):
scalar_coerce('{x: int, y: int}', '1')
assert scalar_coerce('date', 'Jan 1st, 2012') == date(2012, 1, 1)
assert (scalar_coerce('datetime', 'Jan 1st, 2012 12:00:00') ==
datetime(2012, 1, 1, 12, 0, 0))
with raises(ValueError):
scalar_coerce('date', 'Jan 1st, 2012 12:00:00')
assert scalar_coerce('?date', 'Jan 1st, 2012') == date(2012, 1, 1)
assert scalar_coerce('?date', '2012-12-01') == date(2012, 12, 1)
assert scalar_coerce('?date', '') == None
assert scalar_coerce('?int', 0) == 0
assert scalar_coerce('?int', '0') == 0
def test_comprehensions_fail(self):
dtypes = self.dtypes
if sys.version_info < (2, 7):
# dict and set comprehensions are not implemented in Python < 2.7
error = SyntaxError
else:
# and we don't allow them in versions that do
error = NotImplementedError
with raises(error):
exprify('{x: y for z in y}', dtypes)
with raises(error):
exprify('{x for z in y}', dtypes)
with raises(NotImplementedError):
exprify('[x for z in y]', dtypes)
with raises(NotImplementedError):
exprify('(x for y in z)', dtypes)
def test_comprehensions_fail(self):
dtypes = self.dtypes
if sys.version_info < (2, 7):
# dict and set comprehensions are not implemented in Python < 2.7
error = SyntaxError
else:
# and we don't allow them in versions that do
error = NotImplementedError
with raises(error):
exprify('{x: y for z in y}', dtypes)
with raises(error):
exprify('{x for z in y}', dtypes)
with raises(NotImplementedError):
exprify('[x for z in y]', dtypes)
with raises(NotImplementedError):
exprify('(x for y in z)', dtypes)
def test_errors():
t = symbol('t', 'var * {foo: int}')
with raises(NotImplementedError):
compute_up(by(t, count=t.count()), 1)
def test_errors():
t = Symbol('t', 'var * {foo: int}')
with raises(NotImplementedError):
compute_up(by(t, t.count()), 1)
def test_errors():
t = TableSymbol('t', '{foo: int}')
with raises(NotImplementedError):
compute_one(by(t, t.count()), 1)