| import operator |
| import unittest |
| |
| from test import test_support |
| |
| |
| class OperatorTestCase(unittest.TestCase): |
| def test_lt(self): |
| self.failIf(operator.lt(1, 0)) |
| self.failIf(operator.lt(1, 0.0)) |
| self.failIf(operator.lt(1, 1)) |
| self.failIf(operator.lt(1, 1.0)) |
| self.failUnless(operator.lt(1, 2)) |
| self.failUnless(operator.lt(1, 2.0)) |
| |
| def test_le(self): |
| self.failIf(operator.le(1, 0)) |
| self.failIf(operator.le(1, 0.0)) |
| self.failUnless(operator.le(1, 1)) |
| self.failUnless(operator.le(1, 1.0)) |
| self.failUnless(operator.le(1, 2)) |
| self.failUnless(operator.le(1, 2.0)) |
| |
| def test_eq(self): |
| self.failIf(operator.eq(1, 0)) |
| self.failIf(operator.eq(1, 0.0)) |
| self.failUnless(operator.eq(1, 1)) |
| self.failUnless(operator.eq(1, 1.0)) |
| self.failIf(operator.eq(1, 2)) |
| self.failIf(operator.eq(1, 2.0)) |
| |
| def test_ne(self): |
| self.failUnless(operator.ne(1, 0)) |
| self.failUnless(operator.ne(1, 0.0)) |
| self.failIf(operator.ne(1, 1)) |
| self.failIf(operator.ne(1, 1.0)) |
| self.failUnless(operator.ne(1, 2)) |
| self.failUnless(operator.ne(1, 2.0)) |
| |
| def test_ge(self): |
| self.failUnless(operator.ge(1, 0)) |
| self.failUnless(operator.ge(1, 0.0)) |
| self.failUnless(operator.ge(1, 1)) |
| self.failUnless(operator.ge(1, 1.0)) |
| self.failIf(operator.ge(1, 2)) |
| self.failIf(operator.ge(1, 2.0)) |
| |
| def test_gt(self): |
| self.failUnless(operator.gt(1, 0)) |
| self.failUnless(operator.gt(1, 0.0)) |
| self.failIf(operator.gt(1, 1)) |
| self.failIf(operator.gt(1, 1.0)) |
| self.failIf(operator.gt(1, 2)) |
| self.failIf(operator.gt(1, 2.0)) |
| |
| def test_abs(self): |
| self.failUnless(operator.abs(-1) == 1) |
| self.failUnless(operator.abs(1) == 1) |
| |
| def test_add(self): |
| self.failUnless(operator.add(3, 4) == 7) |
| |
| def test_bitwise_and(self): |
| self.failUnless(operator.and_(0xf, 0xa) == 0xa) |
| |
| def test_concat(self): |
| self.failUnless(operator.concat('py', 'thon') == 'python') |
| self.failUnless(operator.concat([1, 2], [3, 4]) == [1, 2, 3, 4]) |
| |
| def test_countOf(self): |
| self.failUnless(operator.countOf([1, 2, 1, 3, 1, 4], 3) == 1) |
| self.failUnless(operator.countOf([1, 2, 1, 3, 1, 4], 5) == 0) |
| |
| def test_delitem(self): |
| a = [4, 3, 2, 1] |
| self.failUnless(operator.delitem(a, 1) is None) |
| self.assert_(a == [4, 2, 1]) |
| |
| def test_delslice(self): |
| a = range(10) |
| self.failUnless(operator.delslice(a, 2, 8) is None) |
| self.assert_(a == [0, 1, 8, 9]) |
| |
| def test_div(self): |
| self.failUnless(operator.floordiv(5, 2) == 2) |
| |
| def test_floordiv(self): |
| self.failUnless(operator.floordiv(5, 2) == 2) |
| |
| def test_truediv(self): |
| self.failUnless(operator.truediv(5, 2) == 2.5) |
| |
| def test_getitem(self): |
| a = range(10) |
| self.failUnless(operator.getitem(a, 2) == 2) |
| |
| def test_getslice(self): |
| a = range(10) |
| self.failUnless(operator.getslice(a, 4, 6) == [4, 5]) |
| |
| def test_indexOf(self): |
| self.failUnless(operator.indexOf([4, 3, 2, 1], 3) == 1) |
| self.assertRaises(ValueError, operator.indexOf, [4, 3, 2, 1], 0) |
| |
| def test_invert(self): |
| self.failUnless(operator.inv(4) == -5) |
| |
| def test_isCallable(self): |
| class C: |
| pass |
| def check(self, o, v): |
| self.assert_(operator.isCallable(o) == callable(o) == v) |
| check(self, 4, 0) |
| check(self, operator.isCallable, 1) |
| check(self, C, 1) |
| check(self, C(), 0) |
| |
| def test_isMappingType(self): |
| self.failIf(operator.isMappingType(1)) |
| self.failIf(operator.isMappingType(operator.isMappingType)) |
| self.failUnless(operator.isMappingType(operator.__dict__)) |
| self.failUnless(operator.isMappingType({})) |
| |
| def test_isNumberType(self): |
| self.failUnless(operator.isNumberType(8)) |
| self.failUnless(operator.isNumberType(8j)) |
| self.failUnless(operator.isNumberType(8L)) |
| self.failUnless(operator.isNumberType(8.3)) |
| self.failIf(operator.isNumberType(dir())) |
| |
| def test_isSequenceType(self): |
| self.failUnless(operator.isSequenceType(dir())) |
| self.failUnless(operator.isSequenceType(())) |
| self.failUnless(operator.isSequenceType(xrange(10))) |
| self.failUnless(operator.isSequenceType('yeahbuddy')) |
| self.failIf(operator.isSequenceType(3)) |
| |
| def test_lshift(self): |
| self.failUnless(operator.lshift(5, 1) == 10) |
| self.failUnless(operator.lshift(5, 0) == 5) |
| self.assertRaises(ValueError, operator.lshift, 2, -1) |
| |
| def test_mod(self): |
| self.failUnless(operator.mod(5, 2) == 1) |
| |
| def test_mul(self): |
| self.failUnless(operator.mul(5, 2) == 10) |
| |
| def test_neg(self): |
| self.failUnless(operator.neg(5) == -5) |
| self.failUnless(operator.neg(-5) == 5) |
| self.failUnless(operator.neg(0) == 0) |
| self.failUnless(operator.neg(-0) == 0) |
| |
| def test_bitwise_or(self): |
| self.failUnless(operator.or_(0xa, 0x5) == 0xf) |
| |
| def test_pos(self): |
| self.failUnless(operator.pos(5) == 5) |
| self.failUnless(operator.pos(-5) == -5) |
| self.failUnless(operator.pos(0) == 0) |
| self.failUnless(operator.pos(-0) == 0) |
| |
| def test_pow(self): |
| self.failUnless(operator.pow(3,5) == 3**5) |
| self.failUnless(operator.__pow__(3,5) == 3**5) |
| self.assertRaises(TypeError, operator.pow, 1) |
| self.assertRaises(TypeError, operator.pow, 1, 2, 3) |
| |
| def test_repeat(self): |
| a = range(3) |
| self.failUnless(operator.repeat(a, 2) == a+a) |
| self.failUnless(operator.repeat(a, 1) == a) |
| self.failUnless(operator.repeat(a, 0) == []) |
| a = (1, 2, 3) |
| self.failUnless(operator.repeat(a, 2) == a+a) |
| self.failUnless(operator.repeat(a, 1) == a) |
| self.failUnless(operator.repeat(a, 0) == ()) |
| a = '123' |
| self.failUnless(operator.repeat(a, 2) == a+a) |
| self.failUnless(operator.repeat(a, 1) == a) |
| self.failUnless(operator.repeat(a, 0) == '') |
| |
| def test_rshift(self): |
| self.failUnless(operator.rshift(5, 1) == 2) |
| self.failUnless(operator.rshift(5, 0) == 5) |
| self.assertRaises(ValueError, operator.rshift, 2, -1) |
| |
| def test_contains(self): |
| self.failUnless(operator.contains(range(4), 2)) |
| self.failIf(operator.contains(range(4), 5)) |
| self.failUnless(operator.sequenceIncludes(range(4), 2)) |
| self.failIf(operator.sequenceIncludes(range(4), 5)) |
| |
| def test_setitem(self): |
| a = range(3) |
| self.failUnless(operator.setitem(a, 0, 2) is None) |
| self.assert_(a == [2, 1, 2]) |
| self.assertRaises(IndexError, operator.setitem, a, 4, 2) |
| |
| def test_setslice(self): |
| a = range(4) |
| self.failUnless(operator.setslice(a, 1, 3, [2, 1]) is None) |
| self.assert_(a == [0, 2, 1, 3]) |
| |
| def test_sub(self): |
| self.failUnless(operator.sub(5, 2) == 3) |
| |
| def test_truth(self): |
| self.failUnless(operator.truth(5)) |
| self.failUnless(operator.truth([0])) |
| self.failIf(operator.truth(0)) |
| self.failIf(operator.truth([])) |
| |
| def test_bitwise_xor(self): |
| self.failUnless(operator.xor(0xb, 0xc) == 0x7) |
| |
| def test_is(self): |
| a = b = 'xyzpdq' |
| c = a[:3] + b[3:] |
| self.failUnless(operator.is_(a, b)) |
| self.failIf(operator.is_(a,c)) |
| |
| def test_is_not(self): |
| a = b = 'xyzpdq' |
| c = a[:3] + b[3:] |
| self.failIf(operator.is_not(a, b)) |
| self.failUnless(operator.is_not(a,c)) |
| |
| def test_attrgetter(self): |
| class A: |
| pass |
| a = A() |
| a.name = 'arthur' |
| f = operator.attrgetter('name') |
| self.assertEqual(f(a), 'arthur') |
| f = operator.attrgetter('rank') |
| self.assertRaises(AttributeError, f, a) |
| f = operator.attrgetter(2) |
| self.assertRaises(TypeError, f, a) |
| self.assertRaises(TypeError, operator.attrgetter) |
| self.assertRaises(TypeError, operator.attrgetter, 1, 2) |
| |
| def test_itemgetter(self): |
| a = 'ABCDE' |
| f = operator.itemgetter(2) |
| self.assertEqual(f(a), 'C') |
| f = operator.itemgetter(10) |
| self.assertRaises(IndexError, f, a) |
| |
| f = operator.itemgetter('name') |
| self.assertRaises(TypeError, f, a) |
| self.assertRaises(TypeError, operator.itemgetter) |
| self.assertRaises(TypeError, operator.itemgetter, 1, 2) |
| |
| d = dict(key='val') |
| f = operator.itemgetter('key') |
| self.assertEqual(f(d), 'val') |
| f = operator.itemgetter('nonkey') |
| self.assertRaises(KeyError, f, d) |
| |
| # example used in the docs |
| inventory = [('apple', 3), ('banana', 2), ('pear', 5), ('orange', 1)] |
| getcount = operator.itemgetter(1) |
| self.assertEqual(map(getcount, inventory), [3, 2, 5, 1]) |
| self.assertEqual(sorted(inventory, key=getcount), |
| [('orange', 1), ('banana', 2), ('apple', 3), ('pear', 5)]) |
| |
| def test_main(): |
| test_support.run_unittest(OperatorTestCase) |
| |
| |
| if __name__ == "__main__": |
| test_main() |