| import unittest |
| import math |
| import sys |
| from test import support |
| # Skip this test if the _testcapi module isn't available. |
| support.import_module('_testcapi') |
| from _testcapi import getargs_keywords, getargs_keyword_only |
| |
| # > How about the following counterproposal. This also changes some of |
| # > the other format codes to be a little more regular. |
| # > |
| # > Code C type Range check |
| # > |
| # > b unsigned char 0..UCHAR_MAX |
| # > h signed short SHRT_MIN..SHRT_MAX |
| # > B unsigned char none ** |
| # > H unsigned short none ** |
| # > k * unsigned long none |
| # > I * unsigned int 0..UINT_MAX |
| # |
| # |
| # > i int INT_MIN..INT_MAX |
| # > l long LONG_MIN..LONG_MAX |
| # |
| # > K * unsigned long long none |
| # > L long long LLONG_MIN..LLONG_MAX |
| # |
| # > Notes: |
| # > |
| # > * New format codes. |
| # > |
| # > ** Changed from previous "range-and-a-half" to "none"; the |
| # > range-and-a-half checking wasn't particularly useful. |
| # |
| # Plus a C API or two, e.g. PyLong_AsUnsignedLongMask() -> |
| # unsigned long and PyLong_AsUnsignedLongLongMask() -> unsigned |
| # long long (if that exists). |
| |
| LARGE = 0x7FFFFFFF |
| VERY_LARGE = 0xFF0000121212121212121242 |
| |
| from _testcapi import UCHAR_MAX, USHRT_MAX, UINT_MAX, ULONG_MAX, INT_MAX, \ |
| INT_MIN, LONG_MIN, LONG_MAX, PY_SSIZE_T_MIN, PY_SSIZE_T_MAX, \ |
| SHRT_MIN, SHRT_MAX, FLT_MIN, FLT_MAX, DBL_MIN, DBL_MAX |
| |
| DBL_MAX_EXP = sys.float_info.max_exp |
| INF = float('inf') |
| NAN = float('nan') |
| |
| # fake, they are not defined in Python's header files |
| LLONG_MAX = 2**63-1 |
| LLONG_MIN = -2**63 |
| ULLONG_MAX = 2**64-1 |
| |
| class Int: |
| def __int__(self): |
| return 99 |
| |
| class IntSubclass(int): |
| def __int__(self): |
| return 99 |
| |
| class BadInt: |
| def __int__(self): |
| return 1.0 |
| |
| class BadInt2: |
| def __int__(self): |
| return True |
| |
| class BadInt3(int): |
| def __int__(self): |
| return True |
| |
| |
| class Float: |
| def __float__(self): |
| return 4.25 |
| |
| class FloatSubclass(float): |
| pass |
| |
| class FloatSubclass2(float): |
| def __float__(self): |
| return 4.25 |
| |
| class BadFloat: |
| def __float__(self): |
| return 687 |
| |
| class BadFloat2: |
| def __float__(self): |
| return FloatSubclass(4.25) |
| |
| class BadFloat3(float): |
| def __float__(self): |
| return FloatSubclass(4.25) |
| |
| |
| class Complex: |
| def __complex__(self): |
| return 4.25+0.5j |
| |
| class ComplexSubclass(complex): |
| pass |
| |
| class ComplexSubclass2(complex): |
| def __complex__(self): |
| return 4.25+0.5j |
| |
| class BadComplex: |
| def __complex__(self): |
| return 1.25 |
| |
| class BadComplex2: |
| def __complex__(self): |
| return ComplexSubclass(4.25+0.5j) |
| |
| class BadComplex3(complex): |
| def __complex__(self): |
| return ComplexSubclass(4.25+0.5j) |
| |
| |
| class TupleSubclass(tuple): |
| pass |
| |
| class DictSubclass(dict): |
| pass |
| |
| |
| class Unsigned_TestCase(unittest.TestCase): |
| def test_b(self): |
| from _testcapi import getargs_b |
| # b returns 'unsigned char', and does range checking (0 ... UCHAR_MAX) |
| self.assertRaises(TypeError, getargs_b, 3.14) |
| self.assertEqual(99, getargs_b(Int())) |
| self.assertEqual(0, getargs_b(IntSubclass())) |
| self.assertRaises(TypeError, getargs_b, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_b(BadInt2())) |
| self.assertEqual(0, getargs_b(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_b, -1) |
| self.assertEqual(0, getargs_b(0)) |
| self.assertEqual(UCHAR_MAX, getargs_b(UCHAR_MAX)) |
| self.assertRaises(OverflowError, getargs_b, UCHAR_MAX + 1) |
| |
| self.assertEqual(42, getargs_b(42)) |
| self.assertRaises(OverflowError, getargs_b, VERY_LARGE) |
| |
| def test_B(self): |
| from _testcapi import getargs_B |
| # B returns 'unsigned char', no range checking |
| self.assertRaises(TypeError, getargs_B, 3.14) |
| self.assertEqual(99, getargs_B(Int())) |
| self.assertEqual(0, getargs_B(IntSubclass())) |
| self.assertRaises(TypeError, getargs_B, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_B(BadInt2())) |
| self.assertEqual(0, getargs_B(BadInt3())) |
| |
| self.assertEqual(UCHAR_MAX, getargs_B(-1)) |
| self.assertEqual(0, getargs_B(0)) |
| self.assertEqual(UCHAR_MAX, getargs_B(UCHAR_MAX)) |
| self.assertEqual(0, getargs_B(UCHAR_MAX+1)) |
| |
| self.assertEqual(42, getargs_B(42)) |
| self.assertEqual(UCHAR_MAX & VERY_LARGE, getargs_B(VERY_LARGE)) |
| |
| def test_H(self): |
| from _testcapi import getargs_H |
| # H returns 'unsigned short', no range checking |
| self.assertRaises(TypeError, getargs_H, 3.14) |
| self.assertEqual(99, getargs_H(Int())) |
| self.assertEqual(0, getargs_H(IntSubclass())) |
| self.assertRaises(TypeError, getargs_H, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_H(BadInt2())) |
| self.assertEqual(0, getargs_H(BadInt3())) |
| |
| self.assertEqual(USHRT_MAX, getargs_H(-1)) |
| self.assertEqual(0, getargs_H(0)) |
| self.assertEqual(USHRT_MAX, getargs_H(USHRT_MAX)) |
| self.assertEqual(0, getargs_H(USHRT_MAX+1)) |
| |
| self.assertEqual(42, getargs_H(42)) |
| |
| self.assertEqual(VERY_LARGE & USHRT_MAX, getargs_H(VERY_LARGE)) |
| |
| def test_I(self): |
| from _testcapi import getargs_I |
| # I returns 'unsigned int', no range checking |
| self.assertRaises(TypeError, getargs_I, 3.14) |
| self.assertEqual(99, getargs_I(Int())) |
| self.assertEqual(0, getargs_I(IntSubclass())) |
| self.assertRaises(TypeError, getargs_I, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_I(BadInt2())) |
| self.assertEqual(0, getargs_I(BadInt3())) |
| |
| self.assertEqual(UINT_MAX, getargs_I(-1)) |
| self.assertEqual(0, getargs_I(0)) |
| self.assertEqual(UINT_MAX, getargs_I(UINT_MAX)) |
| self.assertEqual(0, getargs_I(UINT_MAX+1)) |
| |
| self.assertEqual(42, getargs_I(42)) |
| |
| self.assertEqual(VERY_LARGE & UINT_MAX, getargs_I(VERY_LARGE)) |
| |
| def test_k(self): |
| from _testcapi import getargs_k |
| # k returns 'unsigned long', no range checking |
| # it does not accept float, or instances with __int__ |
| self.assertRaises(TypeError, getargs_k, 3.14) |
| self.assertRaises(TypeError, getargs_k, Int()) |
| self.assertEqual(0, getargs_k(IntSubclass())) |
| self.assertRaises(TypeError, getargs_k, BadInt()) |
| self.assertRaises(TypeError, getargs_k, BadInt2()) |
| self.assertEqual(0, getargs_k(BadInt3())) |
| |
| self.assertEqual(ULONG_MAX, getargs_k(-1)) |
| self.assertEqual(0, getargs_k(0)) |
| self.assertEqual(ULONG_MAX, getargs_k(ULONG_MAX)) |
| self.assertEqual(0, getargs_k(ULONG_MAX+1)) |
| |
| self.assertEqual(42, getargs_k(42)) |
| |
| self.assertEqual(VERY_LARGE & ULONG_MAX, getargs_k(VERY_LARGE)) |
| |
| class Signed_TestCase(unittest.TestCase): |
| def test_h(self): |
| from _testcapi import getargs_h |
| # h returns 'short', and does range checking (SHRT_MIN ... SHRT_MAX) |
| self.assertRaises(TypeError, getargs_h, 3.14) |
| self.assertEqual(99, getargs_h(Int())) |
| self.assertEqual(0, getargs_h(IntSubclass())) |
| self.assertRaises(TypeError, getargs_h, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_h(BadInt2())) |
| self.assertEqual(0, getargs_h(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_h, SHRT_MIN-1) |
| self.assertEqual(SHRT_MIN, getargs_h(SHRT_MIN)) |
| self.assertEqual(SHRT_MAX, getargs_h(SHRT_MAX)) |
| self.assertRaises(OverflowError, getargs_h, SHRT_MAX+1) |
| |
| self.assertEqual(42, getargs_h(42)) |
| self.assertRaises(OverflowError, getargs_h, VERY_LARGE) |
| |
| def test_i(self): |
| from _testcapi import getargs_i |
| # i returns 'int', and does range checking (INT_MIN ... INT_MAX) |
| self.assertRaises(TypeError, getargs_i, 3.14) |
| self.assertEqual(99, getargs_i(Int())) |
| self.assertEqual(0, getargs_i(IntSubclass())) |
| self.assertRaises(TypeError, getargs_i, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_i(BadInt2())) |
| self.assertEqual(0, getargs_i(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_i, INT_MIN-1) |
| self.assertEqual(INT_MIN, getargs_i(INT_MIN)) |
| self.assertEqual(INT_MAX, getargs_i(INT_MAX)) |
| self.assertRaises(OverflowError, getargs_i, INT_MAX+1) |
| |
| self.assertEqual(42, getargs_i(42)) |
| self.assertRaises(OverflowError, getargs_i, VERY_LARGE) |
| |
| def test_l(self): |
| from _testcapi import getargs_l |
| # l returns 'long', and does range checking (LONG_MIN ... LONG_MAX) |
| self.assertRaises(TypeError, getargs_l, 3.14) |
| self.assertEqual(99, getargs_l(Int())) |
| self.assertEqual(0, getargs_l(IntSubclass())) |
| self.assertRaises(TypeError, getargs_l, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_l(BadInt2())) |
| self.assertEqual(0, getargs_l(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_l, LONG_MIN-1) |
| self.assertEqual(LONG_MIN, getargs_l(LONG_MIN)) |
| self.assertEqual(LONG_MAX, getargs_l(LONG_MAX)) |
| self.assertRaises(OverflowError, getargs_l, LONG_MAX+1) |
| |
| self.assertEqual(42, getargs_l(42)) |
| self.assertRaises(OverflowError, getargs_l, VERY_LARGE) |
| |
| def test_n(self): |
| from _testcapi import getargs_n |
| # n returns 'Py_ssize_t', and does range checking |
| # (PY_SSIZE_T_MIN ... PY_SSIZE_T_MAX) |
| self.assertRaises(TypeError, getargs_n, 3.14) |
| self.assertRaises(TypeError, getargs_n, Int()) |
| self.assertEqual(0, getargs_n(IntSubclass())) |
| self.assertRaises(TypeError, getargs_n, BadInt()) |
| self.assertRaises(TypeError, getargs_n, BadInt2()) |
| self.assertEqual(0, getargs_n(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_n, PY_SSIZE_T_MIN-1) |
| self.assertEqual(PY_SSIZE_T_MIN, getargs_n(PY_SSIZE_T_MIN)) |
| self.assertEqual(PY_SSIZE_T_MAX, getargs_n(PY_SSIZE_T_MAX)) |
| self.assertRaises(OverflowError, getargs_n, PY_SSIZE_T_MAX+1) |
| |
| self.assertEqual(42, getargs_n(42)) |
| self.assertRaises(OverflowError, getargs_n, VERY_LARGE) |
| |
| |
| class LongLong_TestCase(unittest.TestCase): |
| def test_L(self): |
| from _testcapi import getargs_L |
| # L returns 'long long', and does range checking (LLONG_MIN |
| # ... LLONG_MAX) |
| self.assertRaises(TypeError, getargs_L, 3.14) |
| self.assertRaises(TypeError, getargs_L, "Hello") |
| self.assertEqual(99, getargs_L(Int())) |
| self.assertEqual(0, getargs_L(IntSubclass())) |
| self.assertRaises(TypeError, getargs_L, BadInt()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(1, getargs_L(BadInt2())) |
| self.assertEqual(0, getargs_L(BadInt3())) |
| |
| self.assertRaises(OverflowError, getargs_L, LLONG_MIN-1) |
| self.assertEqual(LLONG_MIN, getargs_L(LLONG_MIN)) |
| self.assertEqual(LLONG_MAX, getargs_L(LLONG_MAX)) |
| self.assertRaises(OverflowError, getargs_L, LLONG_MAX+1) |
| |
| self.assertEqual(42, getargs_L(42)) |
| self.assertRaises(OverflowError, getargs_L, VERY_LARGE) |
| |
| def test_K(self): |
| from _testcapi import getargs_K |
| # K return 'unsigned long long', no range checking |
| self.assertRaises(TypeError, getargs_K, 3.14) |
| self.assertRaises(TypeError, getargs_K, Int()) |
| self.assertEqual(0, getargs_K(IntSubclass())) |
| self.assertRaises(TypeError, getargs_K, BadInt()) |
| self.assertRaises(TypeError, getargs_K, BadInt2()) |
| self.assertEqual(0, getargs_K(BadInt3())) |
| |
| self.assertEqual(ULLONG_MAX, getargs_K(ULLONG_MAX)) |
| self.assertEqual(0, getargs_K(0)) |
| self.assertEqual(0, getargs_K(ULLONG_MAX+1)) |
| |
| self.assertEqual(42, getargs_K(42)) |
| |
| self.assertEqual(VERY_LARGE & ULLONG_MAX, getargs_K(VERY_LARGE)) |
| |
| |
| class Float_TestCase(unittest.TestCase): |
| def assertEqualWithSign(self, actual, expected): |
| self.assertEqual(actual, expected) |
| self.assertEqual(math.copysign(1, actual), math.copysign(1, expected)) |
| |
| def test_f(self): |
| from _testcapi import getargs_f |
| self.assertEqual(getargs_f(4.25), 4.25) |
| self.assertEqual(getargs_f(4), 4.0) |
| self.assertRaises(TypeError, getargs_f, 4.25+0j) |
| self.assertEqual(getargs_f(Float()), 4.25) |
| self.assertEqual(getargs_f(FloatSubclass(7.5)), 7.5) |
| self.assertEqual(getargs_f(FloatSubclass2(7.5)), 7.5) |
| self.assertRaises(TypeError, getargs_f, BadFloat()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(getargs_f(BadFloat2()), 4.25) |
| self.assertEqual(getargs_f(BadFloat3(7.5)), 7.5) |
| |
| for x in (FLT_MIN, -FLT_MIN, FLT_MAX, -FLT_MAX, INF, -INF): |
| self.assertEqual(getargs_f(x), x) |
| if FLT_MAX < DBL_MAX: |
| self.assertEqual(getargs_f(DBL_MAX), INF) |
| self.assertEqual(getargs_f(-DBL_MAX), -INF) |
| if FLT_MIN > DBL_MIN: |
| self.assertEqualWithSign(getargs_f(DBL_MIN), 0.0) |
| self.assertEqualWithSign(getargs_f(-DBL_MIN), -0.0) |
| self.assertEqualWithSign(getargs_f(0.0), 0.0) |
| self.assertEqualWithSign(getargs_f(-0.0), -0.0) |
| r = getargs_f(NAN) |
| self.assertNotEqual(r, r) |
| |
| def test_d(self): |
| from _testcapi import getargs_d |
| self.assertEqual(getargs_d(4.25), 4.25) |
| self.assertEqual(getargs_d(4), 4.0) |
| self.assertRaises(TypeError, getargs_d, 4.25+0j) |
| self.assertEqual(getargs_d(Float()), 4.25) |
| self.assertEqual(getargs_d(FloatSubclass(7.5)), 7.5) |
| self.assertEqual(getargs_d(FloatSubclass2(7.5)), 7.5) |
| self.assertRaises(TypeError, getargs_d, BadFloat()) |
| with self.assertWarns(DeprecationWarning): |
| self.assertEqual(getargs_d(BadFloat2()), 4.25) |
| self.assertEqual(getargs_d(BadFloat3(7.5)), 7.5) |
| |
| for x in (DBL_MIN, -DBL_MIN, DBL_MAX, -DBL_MAX, INF, -INF): |
| self.assertEqual(getargs_d(x), x) |
| self.assertRaises(OverflowError, getargs_d, 1<<DBL_MAX_EXP) |
| self.assertRaises(OverflowError, getargs_d, -1<<DBL_MAX_EXP) |
| self.assertEqualWithSign(getargs_d(0.0), 0.0) |
| self.assertEqualWithSign(getargs_d(-0.0), -0.0) |
| r = getargs_d(NAN) |
| self.assertNotEqual(r, r) |
| |
| def test_D(self): |
| from _testcapi import getargs_D |
| self.assertEqual(getargs_D(4.25+0.5j), 4.25+0.5j) |
| self.assertEqual(getargs_D(4.25), 4.25+0j) |
| self.assertEqual(getargs_D(4), 4.0+0j) |
| self.assertEqual(getargs_D(Complex()), 4.25+0.5j) |
| self.assertEqual(getargs_D(ComplexSubclass(7.5+0.25j)), 7.5+0.25j) |
| self.assertEqual(getargs_D(ComplexSubclass2(7.5+0.25j)), 7.5+0.25j) |
| self.assertRaises(TypeError, getargs_D, BadComplex()) |
| self.assertEqual(getargs_D(BadComplex2()), 4.25+0.5j) |
| self.assertEqual(getargs_D(BadComplex3(7.5+0.25j)), 7.5+0.25j) |
| |
| for x in (DBL_MIN, -DBL_MIN, DBL_MAX, -DBL_MAX, INF, -INF): |
| c = complex(x, 1.0) |
| self.assertEqual(getargs_D(c), c) |
| c = complex(1.0, x) |
| self.assertEqual(getargs_D(c), c) |
| self.assertEqualWithSign(getargs_D(complex(0.0, 1.0)).real, 0.0) |
| self.assertEqualWithSign(getargs_D(complex(-0.0, 1.0)).real, -0.0) |
| self.assertEqualWithSign(getargs_D(complex(1.0, 0.0)).imag, 0.0) |
| self.assertEqualWithSign(getargs_D(complex(1.0, -0.0)).imag, -0.0) |
| |
| |
| class Paradox: |
| "This statement is false." |
| def __bool__(self): |
| raise NotImplementedError |
| |
| class Boolean_TestCase(unittest.TestCase): |
| def test_p(self): |
| from _testcapi import getargs_p |
| self.assertEqual(0, getargs_p(False)) |
| self.assertEqual(0, getargs_p(None)) |
| self.assertEqual(0, getargs_p(0)) |
| self.assertEqual(0, getargs_p(0.0)) |
| self.assertEqual(0, getargs_p(0j)) |
| self.assertEqual(0, getargs_p('')) |
| self.assertEqual(0, getargs_p(())) |
| self.assertEqual(0, getargs_p([])) |
| self.assertEqual(0, getargs_p({})) |
| |
| self.assertEqual(1, getargs_p(True)) |
| self.assertEqual(1, getargs_p(1)) |
| self.assertEqual(1, getargs_p(1.0)) |
| self.assertEqual(1, getargs_p(1j)) |
| self.assertEqual(1, getargs_p('x')) |
| self.assertEqual(1, getargs_p((1,))) |
| self.assertEqual(1, getargs_p([1])) |
| self.assertEqual(1, getargs_p({1:2})) |
| self.assertEqual(1, getargs_p(unittest.TestCase)) |
| |
| self.assertRaises(NotImplementedError, getargs_p, Paradox()) |
| |
| |
| class Tuple_TestCase(unittest.TestCase): |
| def test_args(self): |
| from _testcapi import get_args |
| |
| ret = get_args(1, 2) |
| self.assertEqual(ret, (1, 2)) |
| self.assertIs(type(ret), tuple) |
| |
| ret = get_args(1, *(2, 3)) |
| self.assertEqual(ret, (1, 2, 3)) |
| self.assertIs(type(ret), tuple) |
| |
| ret = get_args(*[1, 2]) |
| self.assertEqual(ret, (1, 2)) |
| self.assertIs(type(ret), tuple) |
| |
| ret = get_args(*TupleSubclass([1, 2])) |
| self.assertEqual(ret, (1, 2)) |
| self.assertIs(type(ret), tuple) |
| |
| ret = get_args() |
| self.assertIn(ret, ((), None)) |
| self.assertIn(type(ret), (tuple, type(None))) |
| |
| ret = get_args(*()) |
| self.assertIn(ret, ((), None)) |
| self.assertIn(type(ret), (tuple, type(None))) |
| |
| def test_tuple(self): |
| from _testcapi import getargs_tuple |
| |
| ret = getargs_tuple(1, (2, 3)) |
| self.assertEqual(ret, (1,2,3)) |
| |
| # make sure invalid tuple arguments are handled correctly |
| class seq: |
| def __len__(self): |
| return 2 |
| def __getitem__(self, n): |
| raise ValueError |
| self.assertRaises(TypeError, getargs_tuple, 1, seq()) |
| |
| class Keywords_TestCase(unittest.TestCase): |
| def test_kwargs(self): |
| from _testcapi import get_kwargs |
| |
| ret = get_kwargs(a=1, b=2) |
| self.assertEqual(ret, {'a': 1, 'b': 2}) |
| self.assertIs(type(ret), dict) |
| |
| ret = get_kwargs(a=1, **{'b': 2, 'c': 3}) |
| self.assertEqual(ret, {'a': 1, 'b': 2, 'c': 3}) |
| self.assertIs(type(ret), dict) |
| |
| ret = get_kwargs(**DictSubclass({'a': 1, 'b': 2})) |
| self.assertEqual(ret, {'a': 1, 'b': 2}) |
| self.assertIs(type(ret), dict) |
| |
| ret = get_kwargs() |
| self.assertIn(ret, ({}, None)) |
| self.assertIn(type(ret), (dict, type(None))) |
| |
| ret = get_kwargs(**{}) |
| self.assertIn(ret, ({}, None)) |
| self.assertIn(type(ret), (dict, type(None))) |
| |
| def test_positional_args(self): |
| # using all positional args |
| self.assertEqual( |
| getargs_keywords((1,2), 3, (4,(5,6)), (7,8,9), 10), |
| (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) |
| ) |
| |
| def test_mixed_args(self): |
| # positional and keyword args |
| self.assertEqual( |
| getargs_keywords((1,2), 3, (4,(5,6)), arg4=(7,8,9), arg5=10), |
| (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) |
| ) |
| |
| def test_keyword_args(self): |
| # all keywords |
| self.assertEqual( |
| getargs_keywords(arg1=(1,2), arg2=3, arg3=(4,(5,6)), arg4=(7,8,9), arg5=10), |
| (1, 2, 3, 4, 5, 6, 7, 8, 9, 10) |
| ) |
| |
| def test_optional_args(self): |
| # missing optional keyword args, skipping tuples |
| self.assertEqual( |
| getargs_keywords(arg1=(1,2), arg2=3, arg5=10), |
| (1, 2, 3, -1, -1, -1, -1, -1, -1, 10) |
| ) |
| |
| def test_required_args(self): |
| # required arg missing |
| try: |
| getargs_keywords(arg1=(1,2)) |
| except TypeError as err: |
| self.assertEqual(str(err), "Required argument 'arg2' (pos 2) not found") |
| else: |
| self.fail('TypeError should have been raised') |
| |
| def test_too_many_args(self): |
| try: |
| getargs_keywords((1,2),3,(4,(5,6)),(7,8,9),10,111) |
| except TypeError as err: |
| self.assertEqual(str(err), "function takes at most 5 arguments (6 given)") |
| else: |
| self.fail('TypeError should have been raised') |
| |
| def test_invalid_keyword(self): |
| # extraneous keyword arg |
| try: |
| getargs_keywords((1,2),3,arg5=10,arg666=666) |
| except TypeError as err: |
| self.assertEqual(str(err), "'arg666' is an invalid keyword argument for this function") |
| else: |
| self.fail('TypeError should have been raised') |
| |
| def test_surrogate_keyword(self): |
| try: |
| getargs_keywords((1,2), 3, (4,(5,6)), (7,8,9), **{'\uDC80': 10}) |
| except TypeError as err: |
| self.assertEqual(str(err), "'\udc80' is an invalid keyword argument for this function") |
| else: |
| self.fail('TypeError should have been raised') |
| |
| class KeywordOnly_TestCase(unittest.TestCase): |
| def test_positional_args(self): |
| # using all possible positional args |
| self.assertEqual( |
| getargs_keyword_only(1, 2), |
| (1, 2, -1) |
| ) |
| |
| def test_mixed_args(self): |
| # positional and keyword args |
| self.assertEqual( |
| getargs_keyword_only(1, 2, keyword_only=3), |
| (1, 2, 3) |
| ) |
| |
| def test_keyword_args(self): |
| # all keywords |
| self.assertEqual( |
| getargs_keyword_only(required=1, optional=2, keyword_only=3), |
| (1, 2, 3) |
| ) |
| |
| def test_optional_args(self): |
| # missing optional keyword args, skipping tuples |
| self.assertEqual( |
| getargs_keyword_only(required=1, optional=2), |
| (1, 2, -1) |
| ) |
| self.assertEqual( |
| getargs_keyword_only(required=1, keyword_only=3), |
| (1, -1, 3) |
| ) |
| |
| def test_required_args(self): |
| self.assertEqual( |
| getargs_keyword_only(1), |
| (1, -1, -1) |
| ) |
| self.assertEqual( |
| getargs_keyword_only(required=1), |
| (1, -1, -1) |
| ) |
| # required arg missing |
| with self.assertRaisesRegex(TypeError, |
| r"Required argument 'required' \(pos 1\) not found"): |
| getargs_keyword_only(optional=2) |
| |
| with self.assertRaisesRegex(TypeError, |
| r"Required argument 'required' \(pos 1\) not found"): |
| getargs_keyword_only(keyword_only=3) |
| |
| def test_too_many_args(self): |
| with self.assertRaisesRegex(TypeError, |
| r"Function takes at most 2 positional arguments \(3 given\)"): |
| getargs_keyword_only(1, 2, 3) |
| |
| with self.assertRaisesRegex(TypeError, |
| r"function takes at most 3 arguments \(4 given\)"): |
| getargs_keyword_only(1, 2, 3, keyword_only=5) |
| |
| def test_invalid_keyword(self): |
| # extraneous keyword arg |
| with self.assertRaisesRegex(TypeError, |
| "'monster' is an invalid keyword argument for this function"): |
| getargs_keyword_only(1, 2, monster=666) |
| |
| def test_surrogate_keyword(self): |
| with self.assertRaisesRegex(TypeError, |
| "'\udc80' is an invalid keyword argument for this function"): |
| getargs_keyword_only(1, 2, **{'\uDC80': 10}) |
| |
| |
| class PositionalOnlyAndKeywords_TestCase(unittest.TestCase): |
| from _testcapi import getargs_positional_only_and_keywords as getargs |
| |
| def test_positional_args(self): |
| # using all possible positional args |
| self.assertEqual(self.getargs(1, 2, 3), (1, 2, 3)) |
| |
| def test_mixed_args(self): |
| # positional and keyword args |
| self.assertEqual(self.getargs(1, 2, keyword=3), (1, 2, 3)) |
| |
| def test_optional_args(self): |
| # missing optional args |
| self.assertEqual(self.getargs(1, 2), (1, 2, -1)) |
| self.assertEqual(self.getargs(1, keyword=3), (1, -1, 3)) |
| |
| def test_required_args(self): |
| self.assertEqual(self.getargs(1), (1, -1, -1)) |
| # required positional arg missing |
| with self.assertRaisesRegex(TypeError, |
| r"Function takes at least 1 positional arguments \(0 given\)"): |
| self.getargs() |
| |
| with self.assertRaisesRegex(TypeError, |
| r"Function takes at least 1 positional arguments \(0 given\)"): |
| self.getargs(keyword=3) |
| |
| def test_empty_keyword(self): |
| with self.assertRaisesRegex(TypeError, |
| "'' is an invalid keyword argument for this function"): |
| self.getargs(1, 2, **{'': 666}) |
| |
| |
| class Bytes_TestCase(unittest.TestCase): |
| def test_c(self): |
| from _testcapi import getargs_c |
| self.assertRaises(TypeError, getargs_c, b'abc') # len > 1 |
| self.assertEqual(getargs_c(b'a'), 97) |
| self.assertEqual(getargs_c(bytearray(b'a')), 97) |
| self.assertRaises(TypeError, getargs_c, memoryview(b'a')) |
| self.assertRaises(TypeError, getargs_c, 's') |
| self.assertRaises(TypeError, getargs_c, 97) |
| self.assertRaises(TypeError, getargs_c, None) |
| |
| def test_y(self): |
| from _testcapi import getargs_y |
| self.assertRaises(TypeError, getargs_y, 'abc\xe9') |
| self.assertEqual(getargs_y(b'bytes'), b'bytes') |
| self.assertRaises(ValueError, getargs_y, b'nul:\0') |
| self.assertRaises(TypeError, getargs_y, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_y, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_y, None) |
| |
| def test_y_star(self): |
| from _testcapi import getargs_y_star |
| self.assertRaises(TypeError, getargs_y_star, 'abc\xe9') |
| self.assertEqual(getargs_y_star(b'bytes'), b'bytes') |
| self.assertEqual(getargs_y_star(b'nul:\0'), b'nul:\0') |
| self.assertEqual(getargs_y_star(bytearray(b'bytearray')), b'bytearray') |
| self.assertEqual(getargs_y_star(memoryview(b'memoryview')), b'memoryview') |
| self.assertRaises(TypeError, getargs_y_star, None) |
| |
| def test_y_hash(self): |
| from _testcapi import getargs_y_hash |
| self.assertRaises(TypeError, getargs_y_hash, 'abc\xe9') |
| self.assertEqual(getargs_y_hash(b'bytes'), b'bytes') |
| self.assertEqual(getargs_y_hash(b'nul:\0'), b'nul:\0') |
| self.assertRaises(TypeError, getargs_y_hash, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_y_hash, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_y_hash, None) |
| |
| def test_w_star(self): |
| # getargs_w_star() modifies first and last byte |
| from _testcapi import getargs_w_star |
| self.assertRaises(TypeError, getargs_w_star, 'abc\xe9') |
| self.assertRaises(TypeError, getargs_w_star, b'bytes') |
| self.assertRaises(TypeError, getargs_w_star, b'nul:\0') |
| self.assertRaises(TypeError, getargs_w_star, memoryview(b'bytes')) |
| buf = bytearray(b'bytearray') |
| self.assertEqual(getargs_w_star(buf), b'[ytearra]') |
| self.assertEqual(buf, bytearray(b'[ytearra]')) |
| buf = bytearray(b'memoryview') |
| self.assertEqual(getargs_w_star(memoryview(buf)), b'[emoryvie]') |
| self.assertEqual(buf, bytearray(b'[emoryvie]')) |
| self.assertRaises(TypeError, getargs_w_star, None) |
| |
| |
| class String_TestCase(unittest.TestCase): |
| def test_C(self): |
| from _testcapi import getargs_C |
| self.assertRaises(TypeError, getargs_C, 'abc') # len > 1 |
| self.assertEqual(getargs_C('a'), 97) |
| self.assertEqual(getargs_C('\u20ac'), 0x20ac) |
| self.assertEqual(getargs_C('\U0001f40d'), 0x1f40d) |
| self.assertRaises(TypeError, getargs_C, b'a') |
| self.assertRaises(TypeError, getargs_C, bytearray(b'a')) |
| self.assertRaises(TypeError, getargs_C, memoryview(b'a')) |
| self.assertRaises(TypeError, getargs_C, 97) |
| self.assertRaises(TypeError, getargs_C, None) |
| |
| def test_s(self): |
| from _testcapi import getargs_s |
| self.assertEqual(getargs_s('abc\xe9'), b'abc\xc3\xa9') |
| self.assertRaises(ValueError, getargs_s, 'nul:\0') |
| self.assertRaises(TypeError, getargs_s, b'bytes') |
| self.assertRaises(TypeError, getargs_s, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_s, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_s, None) |
| |
| def test_s_star(self): |
| from _testcapi import getargs_s_star |
| self.assertEqual(getargs_s_star('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_s_star('nul:\0'), b'nul:\0') |
| self.assertEqual(getargs_s_star(b'bytes'), b'bytes') |
| self.assertEqual(getargs_s_star(bytearray(b'bytearray')), b'bytearray') |
| self.assertEqual(getargs_s_star(memoryview(b'memoryview')), b'memoryview') |
| self.assertRaises(TypeError, getargs_s_star, None) |
| |
| def test_s_hash(self): |
| from _testcapi import getargs_s_hash |
| self.assertEqual(getargs_s_hash('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_s_hash('nul:\0'), b'nul:\0') |
| self.assertEqual(getargs_s_hash(b'bytes'), b'bytes') |
| self.assertRaises(TypeError, getargs_s_hash, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_s_hash, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_s_hash, None) |
| |
| def test_z(self): |
| from _testcapi import getargs_z |
| self.assertEqual(getargs_z('abc\xe9'), b'abc\xc3\xa9') |
| self.assertRaises(ValueError, getargs_z, 'nul:\0') |
| self.assertRaises(TypeError, getargs_z, b'bytes') |
| self.assertRaises(TypeError, getargs_z, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_z, memoryview(b'memoryview')) |
| self.assertIsNone(getargs_z(None)) |
| |
| def test_z_star(self): |
| from _testcapi import getargs_z_star |
| self.assertEqual(getargs_z_star('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_z_star('nul:\0'), b'nul:\0') |
| self.assertEqual(getargs_z_star(b'bytes'), b'bytes') |
| self.assertEqual(getargs_z_star(bytearray(b'bytearray')), b'bytearray') |
| self.assertEqual(getargs_z_star(memoryview(b'memoryview')), b'memoryview') |
| self.assertIsNone(getargs_z_star(None)) |
| |
| def test_z_hash(self): |
| from _testcapi import getargs_z_hash |
| self.assertEqual(getargs_z_hash('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_z_hash('nul:\0'), b'nul:\0') |
| self.assertEqual(getargs_z_hash(b'bytes'), b'bytes') |
| self.assertRaises(TypeError, getargs_z_hash, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_z_hash, memoryview(b'memoryview')) |
| self.assertIsNone(getargs_z_hash(None)) |
| |
| def test_es(self): |
| from _testcapi import getargs_es |
| self.assertEqual(getargs_es('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_es('abc\xe9', 'latin1'), b'abc\xe9') |
| self.assertRaises(UnicodeEncodeError, getargs_es, 'abc\xe9', 'ascii') |
| self.assertRaises(LookupError, getargs_es, 'abc\xe9', 'spam') |
| self.assertRaises(TypeError, getargs_es, b'bytes', 'latin1') |
| self.assertRaises(TypeError, getargs_es, bytearray(b'bytearray'), 'latin1') |
| self.assertRaises(TypeError, getargs_es, memoryview(b'memoryview'), 'latin1') |
| self.assertRaises(TypeError, getargs_es, None, 'latin1') |
| self.assertRaises(TypeError, getargs_es, 'nul:\0', 'latin1') |
| |
| def test_et(self): |
| from _testcapi import getargs_et |
| self.assertEqual(getargs_et('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_et('abc\xe9', 'latin1'), b'abc\xe9') |
| self.assertRaises(UnicodeEncodeError, getargs_et, 'abc\xe9', 'ascii') |
| self.assertRaises(LookupError, getargs_et, 'abc\xe9', 'spam') |
| self.assertEqual(getargs_et(b'bytes', 'latin1'), b'bytes') |
| self.assertEqual(getargs_et(bytearray(b'bytearray'), 'latin1'), b'bytearray') |
| self.assertRaises(TypeError, getargs_et, memoryview(b'memoryview'), 'latin1') |
| self.assertRaises(TypeError, getargs_et, None, 'latin1') |
| self.assertRaises(TypeError, getargs_et, 'nul:\0', 'latin1') |
| self.assertRaises(TypeError, getargs_et, b'nul:\0', 'latin1') |
| self.assertRaises(TypeError, getargs_et, bytearray(b'nul:\0'), 'latin1') |
| |
| def test_es_hash(self): |
| from _testcapi import getargs_es_hash |
| self.assertEqual(getargs_es_hash('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_es_hash('abc\xe9', 'latin1'), b'abc\xe9') |
| self.assertRaises(UnicodeEncodeError, getargs_es_hash, 'abc\xe9', 'ascii') |
| self.assertRaises(LookupError, getargs_es_hash, 'abc\xe9', 'spam') |
| self.assertRaises(TypeError, getargs_es_hash, b'bytes', 'latin1') |
| self.assertRaises(TypeError, getargs_es_hash, bytearray(b'bytearray'), 'latin1') |
| self.assertRaises(TypeError, getargs_es_hash, memoryview(b'memoryview'), 'latin1') |
| self.assertRaises(TypeError, getargs_es_hash, None, 'latin1') |
| self.assertEqual(getargs_es_hash('nul:\0', 'latin1'), b'nul:\0') |
| |
| buf = bytearray(b'x'*8) |
| self.assertEqual(getargs_es_hash('abc\xe9', 'latin1', buf), b'abc\xe9') |
| self.assertEqual(buf, bytearray(b'abc\xe9\x00xxx')) |
| buf = bytearray(b'x'*5) |
| self.assertEqual(getargs_es_hash('abc\xe9', 'latin1', buf), b'abc\xe9') |
| self.assertEqual(buf, bytearray(b'abc\xe9\x00')) |
| buf = bytearray(b'x'*4) |
| self.assertRaises(ValueError, getargs_es_hash, 'abc\xe9', 'latin1', buf) |
| self.assertEqual(buf, bytearray(b'x'*4)) |
| buf = bytearray() |
| self.assertRaises(ValueError, getargs_es_hash, 'abc\xe9', 'latin1', buf) |
| |
| def test_et_hash(self): |
| from _testcapi import getargs_et_hash |
| self.assertEqual(getargs_et_hash('abc\xe9'), b'abc\xc3\xa9') |
| self.assertEqual(getargs_et_hash('abc\xe9', 'latin1'), b'abc\xe9') |
| self.assertRaises(UnicodeEncodeError, getargs_et_hash, 'abc\xe9', 'ascii') |
| self.assertRaises(LookupError, getargs_et_hash, 'abc\xe9', 'spam') |
| self.assertEqual(getargs_et_hash(b'bytes', 'latin1'), b'bytes') |
| self.assertEqual(getargs_et_hash(bytearray(b'bytearray'), 'latin1'), b'bytearray') |
| self.assertRaises(TypeError, getargs_et_hash, memoryview(b'memoryview'), 'latin1') |
| self.assertRaises(TypeError, getargs_et_hash, None, 'latin1') |
| self.assertEqual(getargs_et_hash('nul:\0', 'latin1'), b'nul:\0') |
| self.assertEqual(getargs_et_hash(b'nul:\0', 'latin1'), b'nul:\0') |
| self.assertEqual(getargs_et_hash(bytearray(b'nul:\0'), 'latin1'), b'nul:\0') |
| |
| buf = bytearray(b'x'*8) |
| self.assertEqual(getargs_et_hash('abc\xe9', 'latin1', buf), b'abc\xe9') |
| self.assertEqual(buf, bytearray(b'abc\xe9\x00xxx')) |
| buf = bytearray(b'x'*5) |
| self.assertEqual(getargs_et_hash('abc\xe9', 'latin1', buf), b'abc\xe9') |
| self.assertEqual(buf, bytearray(b'abc\xe9\x00')) |
| buf = bytearray(b'x'*4) |
| self.assertRaises(ValueError, getargs_et_hash, 'abc\xe9', 'latin1', buf) |
| self.assertEqual(buf, bytearray(b'x'*4)) |
| buf = bytearray() |
| self.assertRaises(ValueError, getargs_et_hash, 'abc\xe9', 'latin1', buf) |
| |
| def test_u(self): |
| from _testcapi import getargs_u |
| self.assertEqual(getargs_u('abc\xe9'), 'abc\xe9') |
| self.assertRaises(ValueError, getargs_u, 'nul:\0') |
| self.assertRaises(TypeError, getargs_u, b'bytes') |
| self.assertRaises(TypeError, getargs_u, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_u, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_u, None) |
| |
| def test_u_hash(self): |
| from _testcapi import getargs_u_hash |
| self.assertEqual(getargs_u_hash('abc\xe9'), 'abc\xe9') |
| self.assertEqual(getargs_u_hash('nul:\0'), 'nul:\0') |
| self.assertRaises(TypeError, getargs_u_hash, b'bytes') |
| self.assertRaises(TypeError, getargs_u_hash, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_u_hash, memoryview(b'memoryview')) |
| self.assertRaises(TypeError, getargs_u_hash, None) |
| |
| def test_Z(self): |
| from _testcapi import getargs_Z |
| self.assertEqual(getargs_Z('abc\xe9'), 'abc\xe9') |
| self.assertRaises(ValueError, getargs_Z, 'nul:\0') |
| self.assertRaises(TypeError, getargs_Z, b'bytes') |
| self.assertRaises(TypeError, getargs_Z, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_Z, memoryview(b'memoryview')) |
| self.assertIsNone(getargs_Z(None)) |
| |
| def test_Z_hash(self): |
| from _testcapi import getargs_Z_hash |
| self.assertEqual(getargs_Z_hash('abc\xe9'), 'abc\xe9') |
| self.assertEqual(getargs_Z_hash('nul:\0'), 'nul:\0') |
| self.assertRaises(TypeError, getargs_Z_hash, b'bytes') |
| self.assertRaises(TypeError, getargs_Z_hash, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_Z_hash, memoryview(b'memoryview')) |
| self.assertIsNone(getargs_Z_hash(None)) |
| |
| |
| class Object_TestCase(unittest.TestCase): |
| def test_S(self): |
| from _testcapi import getargs_S |
| obj = b'bytes' |
| self.assertIs(getargs_S(obj), obj) |
| self.assertRaises(TypeError, getargs_S, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_S, 'str') |
| self.assertRaises(TypeError, getargs_S, None) |
| self.assertRaises(TypeError, getargs_S, memoryview(obj)) |
| |
| def test_Y(self): |
| from _testcapi import getargs_Y |
| obj = bytearray(b'bytearray') |
| self.assertIs(getargs_Y(obj), obj) |
| self.assertRaises(TypeError, getargs_Y, b'bytes') |
| self.assertRaises(TypeError, getargs_Y, 'str') |
| self.assertRaises(TypeError, getargs_Y, None) |
| self.assertRaises(TypeError, getargs_Y, memoryview(obj)) |
| |
| def test_U(self): |
| from _testcapi import getargs_U |
| obj = 'str' |
| self.assertIs(getargs_U(obj), obj) |
| self.assertRaises(TypeError, getargs_U, b'bytes') |
| self.assertRaises(TypeError, getargs_U, bytearray(b'bytearray')) |
| self.assertRaises(TypeError, getargs_U, None) |
| |
| |
| if __name__ == "__main__": |
| unittest.main() |