def test_address_parsing(self):
addresses = ('19 Long Lane, London EC1A 9PL', '11 Pilgrim St, London EC4V 6RN',
'20-22 Great Titchfield Street London W1W 8BE',)
reporter = GenericDiffReporterFactory().get('meld')
verify_all_combinations(
function_under_test, input_arguments=(addresses,), reporter=reporter
)
def test_constrain(self):
values = [n for n in range(-140, 141)]
arg_combinations = (values,)
func = lambda a: constrain(a, -125, 125)
verify_all_combinations(
func,
arg_combinations,
reporter=self.reporter)
def test_input_combinations_for_positive_interest_rates(self):
principals = (Decimal('100.00'), Decimal('2000.00'), Decimal('3000.00'), )
interest_rates = (Decimal('0.01'), Decimal('0.05'), Decimal('0.1'), )
durations = (0, 1, 2, 3, 4, 5, 10, 20, 31, 52, 53)
reporter = GenericDiffReporterFactory().get('meld')
verify_all_combinations(
get_weekly_repayment_amount,
input_arguments=(principals, interest_rates, durations),
reporter=reporter
)
def test_mixer(self):
x_axis_values = [n for n in range(-140, 141, 2)]
y_axis_values = [n for n in range(-140, 141, 2)]
arg_combinations = (x_axis_values, y_axis_values)
func = lambda a, b: mixer(a, b)
verify_all_combinations(
func,
arg_combinations,
reporter=self.reporter)
def test_uses_user_specified_formatter_when_supplied(self):
arg1_combinations = (1, 3)
arg2_combinations = (2, 4)
arg_combinations = (arg1_combinations, arg2_combinations)
verify_all_combinations(
self.func,
arg_combinations,
formatter=lambda args, output: "inputs=" + str(args) + ", outputs=" + str(output) + "\n",
reporter=self.reporter
)
def test_records_exception_message_when_function_under_test_throws_an_exception(self):
class BackwardCompatibleException(Exception):
"""Exception with repr that's the same for pre 3.7 and 3.7+.
Python3.7 got rid of the trailing comma in the `repr` of `BaseException`: https://bugs.python.org/issue30399
"""
def __repr__(self):
return 'Exception{}'.format(self.args)
def function_that_raises_exceptions(*args):
raise BackwardCompatibleException(args)
arg1_combinations = (1, 3)
arg2_combinations = (2, 4)
arg_combinations = (arg1_combinations, arg2_combinations)
verify_all_combinations(function_that_raises_exceptions, arg_combinations, reporter=self.reporter)
def test_process_abs_z_event(self):
states = [n for n in range(-180, 181)]
arg_combinations = (states,)
func = lambda a: process_abs_z_event(a)
verify_all_combinations(func, arg_combinations, reporter=self.reporter)
def test_for_func_accepting_three_args_and_combination_of_three_args(self):
arg1_combinations = (1, 2, 3)
arg2_combinations = (2, 4, 6)
arg3_combinations = (10, 11, 12)
arg_combinations = (arg1_combinations, arg2_combinations, arg3_combinations)
verify_all_combinations(self.func, arg_combinations, reporter=self.reporter)
def test_when_arg_combinations_have_equal_lengths(self):
arg1_combinations = (1, 3, 5, 7)
arg2_combinations = (2, 4, 6)
arg_combinations = (arg1_combinations, arg2_combinations)
verify_all_combinations(self.func, arg_combinations, reporter=self.reporter)
def test_fails_for_mismatch_with_for_func_accepting_two_args_and_combination_of_two_args(self):
arg1_combinations = (1, 3)
arg2_combinations = (2, 4)
arg_combinations = (arg1_combinations, arg2_combinations)
with self.assertRaises(ApprovalException):
verify_all_combinations(self.func, arg_combinations, reporter=self.reporter)
def test_passes_for_func_accepting_two_args_and_combination_of_one_arg(self):
arg1_combinations = (1,)
arg2_combinations = (2,)
arg_combinations = (arg1_combinations, arg2_combinations)
verify_all_combinations(self.func, arg_combinations, reporter=self.reporter)
def test_fails_for_mismatch_with_for_func_accepting_two_args_and_combination_of_one_arg(self):
arg1_combinations = (1,)
arg2_combinations = (2,)
arg_combinations = (arg1_combinations, arg2_combinations)
with self.assertRaises(ApprovalException):
verify_all_combinations(self.func, arg_combinations, reporter=self.reporter)
def test_passes_for_func_accepting_one_arg_and_combination_of_two_args(self):
arg1_combinations = (1, 2)
all_args_combinations = (arg1_combinations,)
verify_all_combinations(self.func, all_args_combinations, reporter=self.reporter)
def test_fails_for_mismatch_with_for_func_accepting_one_arg_and_combination_of_one_arg(self):
arg1_combinations = (1,)
all_args_combinations = (arg1_combinations,)
with self.assertRaises(ApprovalException):
verify_all_combinations(self.func, all_args_combinations, reporter=self.reporter)