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import unittest
from test.support import cpython_only
# The test cases here cover several paths through the function calling
# code. They depend on the METH_XXX flag that is used to define a C
# function, which can't be verified from Python. If the METH_XXX decl
# for a C function changes, these tests may not cover the right paths.
class CFunctionCalls(unittest.TestCase):
def test_varargs0(self):
self.assertRaises(TypeError, {}.__contains__)
def test_varargs1(self):
{}.__contains__(0)
def test_varargs2(self):
self.assertRaises(TypeError, {}.__contains__, 0, 1)
def test_varargs0_ext(self):
try:
{}.__contains__(*())
except TypeError:
pass
def test_varargs1_ext(self):
{}.__contains__(*(0,))
def test_varargs2_ext(self):
try:
{}.__contains__(*(1, 2))
except TypeError:
pass
else:
raise RuntimeError
def test_varargs1_kw(self):
self.assertRaises(TypeError, {}.__contains__, x=2)
def test_varargs2_kw(self):
self.assertRaises(TypeError, {}.__contains__, x=2, y=2)
def test_oldargs0_0(self):
{}.keys()
def test_oldargs0_1(self):
self.assertRaises(TypeError, {}.keys, 0)
def test_oldargs0_2(self):
self.assertRaises(TypeError, {}.keys, 0, 1)
def test_oldargs0_0_ext(self):
{}.keys(*())
def test_oldargs0_1_ext(self):
try:
{}.keys(*(0,))
except TypeError:
pass
else:
raise RuntimeError
def test_oldargs0_2_ext(self):
try:
{}.keys(*(1, 2))
except TypeError:
pass
else:
raise RuntimeError
def test_oldargs0_0_kw(self):
try:
{}.keys(x=2)
except TypeError:
pass
else:
raise RuntimeError
def test_oldargs0_1_kw(self):
self.assertRaises(TypeError, {}.keys, x=2)
def test_oldargs0_2_kw(self):
self.assertRaises(TypeError, {}.keys, x=2, y=2)
def test_oldargs1_0(self):
self.assertRaises(TypeError, [].count)
def test_oldargs1_1(self):
[].count(1)
def test_oldargs1_2(self):
self.assertRaises(TypeError, [].count, 1, 2)
def test_oldargs1_0_ext(self):
try:
[].count(*())
except TypeError:
pass
else:
raise RuntimeError
def test_oldargs1_1_ext(self):
[].count(*(1,))
def test_oldargs1_2_ext(self):
try:
[].count(*(1, 2))
except TypeError:
pass
else:
raise RuntimeError
def test_oldargs1_0_kw(self):
self.assertRaises(TypeError, [].count, x=2)
def test_oldargs1_1_kw(self):
self.assertRaises(TypeError, [].count, {}, x=2)
def test_oldargs1_2_kw(self):
self.assertRaises(TypeError, [].count, x=2, y=2)
@cpython_only
class CFunctionCallsErrorMessages(unittest.TestCase):
def test_varargs0(self):
msg = r"__contains__\(\) takes exactly one argument \(0 given\)"
self.assertRaisesRegex(TypeError, msg, {}.__contains__)
def test_varargs2(self):
msg = r"__contains__\(\) takes exactly one argument \(2 given\)"
self.assertRaisesRegex(TypeError, msg, {}.__contains__, 0, 1)
def test_varargs1_kw(self):
msg = r"__contains__\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, {}.__contains__, x=2)
def test_varargs2_kw(self):
msg = r"__contains__\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, {}.__contains__, x=2, y=2)
def test_oldargs0_1(self):
msg = r"keys\(\) takes no arguments \(1 given\)"
self.assertRaisesRegex(TypeError, msg, {}.keys, 0)
def test_oldargs0_2(self):
msg = r"keys\(\) takes no arguments \(2 given\)"
self.assertRaisesRegex(TypeError, msg, {}.keys, 0, 1)
def test_oldargs0_1_kw(self):
msg = r"keys\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, {}.keys, x=2)
def test_oldargs0_2_kw(self):
msg = r"keys\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, {}.keys, x=2, y=2)
def test_oldargs1_0(self):
msg = r"count\(\) takes exactly one argument \(0 given\)"
self.assertRaisesRegex(TypeError, msg, [].count)
def test_oldargs1_2(self):
msg = r"count\(\) takes exactly one argument \(2 given\)"
self.assertRaisesRegex(TypeError, msg, [].count, 1, 2)
def test_oldargs1_0_kw(self):
msg = r"count\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, [].count, x=2)
def test_oldargs1_1_kw(self):
msg = r"count\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, [].count, {}, x=2)
def test_oldargs1_2_kw(self):
msg = r"count\(\) takes no keyword arguments"
self.assertRaisesRegex(TypeError, msg, [].count, x=2, y=2)
if __name__ == "__main__":
unittest.main()
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