def testExtendStringWithNothing(self, message_module):
"""Test no-ops extending repeated string fields."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
# TODO(ptucker): Deprecate this behavior. b/18413862
for falsy_value in MessageTest.FALSY_VALUES:
m.repeated_string.extend(falsy_value)
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend([])
self.assertSequenceEqual([], m.repeated_string)
python类repeated_string()的实例源码
def testExtendStringWithPythonList(self, message_module):
"""Test extending repeated string fields with python lists."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend([''])
self.assertSequenceEqual([''], m.repeated_string)
m.repeated_string.extend(['11', '22'])
self.assertSequenceEqual(['', '11', '22'], m.repeated_string)
m.repeated_string.extend(['33', '44'])
self.assertSequenceEqual(['', '11', '22', '33', '44'], m.repeated_string)
def testExtendStringWithIterable(self, message_module):
"""Test extending repeated string fields with iterable."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable([]))
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['']))
self.assertSequenceEqual([''], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['1', '2']))
self.assertSequenceEqual(['', '1', '2'], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['3', '4']))
self.assertSequenceEqual(['', '1', '2', '3', '4'], m.repeated_string)
def testSortingRepeatedScalarFieldsDefaultComparator(self, message_module):
"""Check some different types with the default comparator."""
message = message_module.TestAllTypes()
# TODO(mattp): would testing more scalar types strengthen test?
message.repeated_int32.append(1)
message.repeated_int32.append(3)
message.repeated_int32.append(2)
message.repeated_int32.sort()
self.assertEqual(message.repeated_int32[0], 1)
self.assertEqual(message.repeated_int32[1], 2)
self.assertEqual(message.repeated_int32[2], 3)
message.repeated_float.append(1.1)
message.repeated_float.append(1.3)
message.repeated_float.append(1.2)
message.repeated_float.sort()
self.assertAlmostEqual(message.repeated_float[0], 1.1)
self.assertAlmostEqual(message.repeated_float[1], 1.2)
self.assertAlmostEqual(message.repeated_float[2], 1.3)
message.repeated_string.append('a')
message.repeated_string.append('c')
message.repeated_string.append('b')
message.repeated_string.sort()
self.assertEqual(message.repeated_string[0], 'a')
self.assertEqual(message.repeated_string[1], 'b')
self.assertEqual(message.repeated_string[2], 'c')
message.repeated_bytes.append(b'a')
message.repeated_bytes.append(b'c')
message.repeated_bytes.append(b'b')
message.repeated_bytes.sort()
self.assertEqual(message.repeated_bytes[0], b'a')
self.assertEqual(message.repeated_bytes[1], b'b')
self.assertEqual(message.repeated_bytes[2], b'c')
def testRepeatedScalarFieldSortArguments(self, message_module):
"""Check sorting a scalar field using list.sort() arguments."""
message = message_module.TestAllTypes()
message.repeated_int32.append(-3)
message.repeated_int32.append(-2)
message.repeated_int32.append(-1)
message.repeated_int32.sort(key=abs)
self.assertEqual(list(message.repeated_int32), [-1, -2, -3])
message.repeated_int32.sort(key=abs, reverse=True)
self.assertEqual(list(message.repeated_int32), [-3, -2, -1])
if sys.version_info < (3,): # No cmp sorting in PY3.
abs_cmp = lambda a, b: cmp(abs(a), abs(b))
message.repeated_int32.sort(sort_function=abs_cmp)
self.assertEqual(list(message.repeated_int32), [-1, -2, -3])
message.repeated_int32.sort(cmp=abs_cmp, reverse=True)
self.assertEqual(list(message.repeated_int32), [-3, -2, -1])
message.repeated_string.append('aaa')
message.repeated_string.append('bb')
message.repeated_string.append('c')
message.repeated_string.sort(key=len)
self.assertEqual(list(message.repeated_string), ['c', 'bb', 'aaa'])
message.repeated_string.sort(key=len, reverse=True)
self.assertEqual(list(message.repeated_string), ['aaa', 'bb', 'c'])
if sys.version_info < (3,): # No cmp sorting in PY3.
len_cmp = lambda a, b: cmp(len(a), len(b))
message.repeated_string.sort(sort_function=len_cmp)
self.assertEqual(list(message.repeated_string), ['c', 'bb', 'aaa'])
message.repeated_string.sort(cmp=len_cmp, reverse=True)
self.assertEqual(list(message.repeated_string), ['aaa', 'bb', 'c'])
def testExtendStringWithNothing(self, message_module):
"""Test no-ops extending repeated string fields."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
# TODO(ptucker): Deprecate this behavior. b/18413862
for falsy_value in MessageTest.FALSY_VALUES:
m.repeated_string.extend(falsy_value)
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend([])
self.assertSequenceEqual([], m.repeated_string)
def testExtendStringWithPythonList(self, message_module):
"""Test extending repeated string fields with python lists."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend([''])
self.assertSequenceEqual([''], m.repeated_string)
m.repeated_string.extend(['11', '22'])
self.assertSequenceEqual(['', '11', '22'], m.repeated_string)
m.repeated_string.extend(['33', '44'])
self.assertSequenceEqual(['', '11', '22', '33', '44'], m.repeated_string)
def testExtendStringWithIterable(self, message_module):
"""Test extending repeated string fields with iterable."""
m = message_module.TestAllTypes()
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable([]))
self.assertSequenceEqual([], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['']))
self.assertSequenceEqual([''], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['1', '2']))
self.assertSequenceEqual(['', '1', '2'], m.repeated_string)
m.repeated_string.extend(MessageTest.TestIterable(['3', '4']))
self.assertSequenceEqual(['', '1', '2', '3', '4'], m.repeated_string)
