def test_successful_flow(self):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
utils.single_line_source(),
sut.Arrangement(),
sut.Expectation(),
)
def test_fail_due_to_fail_of_side_effects_on_instruction_settings(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
single_line_source(), sut.Arrangement(),
sut.Expectation(instruction_settings=asrt.not_(
asrt.is_instance(InstructionSettings))))
def test_that_symbols_from_arrangement_exist_in_environment(self):
symbol = StringConstantSymbolContext('symbol_name', 'the symbol value')
symbol_table_of_arrangement = symbol.symbol_table
expected_symbol_table = symbol.symbol_table
assertion_for_validation = do_fail_if_symbol_table_does_not_equal(
self,
expected_symbol_table,
get_symbol_table_from_path_resolving_environment_that_is_first_arg)
assertion_for_main = do_fail_if_symbol_table_does_not_equal(
self,
expected_symbol_table,
get_symbol_table_from_instruction_environment_that_is_first_arg)
self._check(
utils.ParserThatGives(
before_assert_phase_instruction_that(
validate_pre_sds_initial_action=assertion_for_validation,
validate_post_setup_initial_action=assertion_for_validation,
main_initial_action=assertion_for_main,
)),
utils.single_line_source(),
sut.arrangement(symbols=symbol_table_of_arrangement),
sut.Expectation(),
)
def test_fail_due_to_fail_of_side_effects_on_tcds(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
single_line_source(), sut.Arrangement(),
sut.Expectation(
main_side_effects_on_tcds=asrt.IsInstance(bool)))
def test_fail_due_to_unexpected_result_from_post_validation(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
single_line_source(), sut.Arrangement(),
sut.Expectation(
post_validation_result=asrt_svh.is_hard_error()))
def test_that_cwd_for_main_and_post_validation_is_test_root(self):
self._check(
utils.ParserThatGives(
InstructionThatRaisesTestErrorIfCwdIsIsNotTestRoot()),
utils.single_line_source(),
sut.Arrangement(),
sut.Expectation(),
)
def test_fail_due_to_unexpected_result_from_main(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
utils.single_line_source(),
sut.Arrangement(),
sut.Expectation(main_result=sh_assertions.is_hard_error()),
)
def test_fail_due_to_unexpected_result_from_pre_validation(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(_SUCCESSFUL_INSTRUCTION),
utils.single_line_source(),
sut.ArrangementPostAct(),
Expectation(validation_pre_sds=svh_assertions.is_hard_error()),
)
def test_fail_due_to_fail_of_side_effects_on_sds(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(SUCCESSFUL_INSTRUCTION),
single_line_source(), sut.Arrangement(),
sut.Expectation(
main_side_effects_on_sds=act_dir_contains_exactly(
DirContents([File.empty('non-existing-file.txt')]))))
def test_fail_due_to_fail_of_side_effects_on_proc_exe_settings(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(_SUCCESSFUL_INSTRUCTION),
utils.single_line_source(),
sut.ArrangementPostAct(),
Expectation(proc_exe_settings=asrt.not_(
asrt.is_instance(ProcessExecutionSettings))),
)
def test_fail_due_to_unexpected_result_from_main(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(_SUCCESSFUL_INSTRUCTION),
utils.single_line_source(),
sut.ArrangementPostAct(),
Expectation(main_result=pfh_assertions.
is_fail__with_arbitrary_message()),
)
def test_failure(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(setup_phase_instruction_that()),
single_line_source(),
sut.Arrangement(
settings_builder=SetupSettingsBuilder.new_empty()),
sut.Expectation(settings_builder=asrt.sub_component(
'stdin', lambda model: model.actual.stdin,
asrt.is_not_none)),
)
def test_that_default_expectation_assumes_no_symbol_usages(self):
with self.assertRaises(utils.TestError):
unexpected_symbol_usages = [
data_references.reference_to__on_direct_and_indirect('symbol_name')]
self._check(
utils.ParserThatGives(
before_assert_phase_instruction_that(
symbol_usages=do_return(unexpected_symbol_usages))),
single_line_source(),
sut.arrangement(),
sut.Expectation(),
)
def test_that_fails_due_to_missing_symbol_reference(self):
with self.assertRaises(utils.TestError):
symbol_usages_of_instruction = []
self._check(
utils.ParserThatGives(
cleanup_phase_instruction_that(symbol_usages=do_return(
symbol_usages_of_instruction))),
utils.single_line_source(),
sut.Arrangement(),
sut.Expectation(symbol_usages=asrt.matches_singleton_sequence(
matches_data_type_symbol_reference(
'symbol_name',
reference_restrictions.is_any_type_w_str_rendering()))
),
)
def test_fail_due_to_unexpected_source_after_parse(self):
with self.assertRaises(utils.TestError):
self._check(
utils.ParserThatGives(_SUCCESSFUL_INSTRUCTION),
utils.single_line_source(), sut.ArrangementPostAct(),
Expectation(source=asrt_source.is_at_beginning_of_line(10), ))
utils.single_line_source(),
sut.Arrangement(
default_environ_getter=default_environ_getter,
process_execution_settings=ProcessExecutionSettings.
from_non_immutable(environ=default_environs),
),
sut.Expectation(instruction_settings=asrt_instr_settings.matches(
environ=asrt.equals(default_environs),
return_value_from_default_getter=asrt.equals(
default_from_default_getter)),
proc_exe_settings=asrt_pes.matches(
environ=asrt.equals(default_environs))),
)
PARSER_THAT_GIVES_SUCCESSFUL_INSTRUCTION = utils.ParserThatGives(
cleanup_phase_instruction_that())
class TestSymbols(TestCaseBase):
def test_that_symbols_from_arrangement_exist_in_environment(self):
symbol = StringConstantSymbolContext(
'symbol_name_in_cleanup_phase',
'the symbol value in cleanup phase')
symbol_table_of_arrangement = symbol.symbol_table
expected_symbol_table = symbol.symbol_table
assertion_for_validation = do_fail_if_symbol_table_does_not_equal(
self, expected_symbol_table,
get_symbol_table_from_path_resolving_environment_that_is_first_arg)
assertion_for_main = do_fail_if_symbol_table_does_not_equal(
self, expected_symbol_table,
def test_successful_flow(self):
self._check(utils.ParserThatGives(_SUCCESSFUL_INSTRUCTION),
utils.single_line_source(), sut.ArrangementPostAct(),
is_pass())
def test_that_cwd_for_main__and__validate_post_setup_is_act_dir(self):
self._check(
utils.ParserThatGives(InstructionThatRaisesTestErrorIfCwdIsIsNotTestRoot()),
single_line_source(),
sut.arrangement(),
sut.is_success())
default_environ_getter=default_environ_getter,
process_execution_settings=ProcessExecutionSettings.from_non_immutable(environ=default_environs),
),
sut.Expectation(
instruction_settings=asrt_instr_settings.matches(
environ=asrt.equals(default_environs),
return_value_from_default_getter=asrt.equals(default_from_default_getter)
),
proc_exe_settings=asrt_pes.matches(
environ=asrt.equals(default_environs)
)
),
)
PARSER_THAT_GIVES_SUCCESSFUL_INSTRUCTION = utils.ParserThatGives(
before_assert_phase_instruction_that())
class TestSymbols(TestCaseBase):
def test_that_default_expectation_assumes_no_symbol_usages(self):
with self.assertRaises(utils.TestError):
unexpected_symbol_usages = [
data_references.reference_to__on_direct_and_indirect('symbol_name')]
self._check(
utils.ParserThatGives(
before_assert_phase_instruction_that(
symbol_usages=do_return(unexpected_symbol_usages))),
single_line_source(),
sut.arrangement(),
sut.Expectation(),
)
