def GenerateOneSource(self) -> typing.Tuple[str, int, int]:
"""Generate and return a single CLSmith program.
Returns:
A tuple of the source code as a string, the generation time, and the start
time.
"""
start_epoch_ms_utc = labdate.MillisecondsTimestamp()
src = clsmith.Exec(*list(self.config.opt))
wall_time_ms = labdate.MillisecondsTimestamp() - start_epoch_ms_utc
return src, wall_time_ms, start_epoch_ms_utc
def test_Exec_invalid_argument():
"""Test that CLSmithError is raised if invalid args passed to CLSmith."""
with pytest.raises(clsmith.CLSmithError) as e_ctx:
clsmith.Exec('--invalid_opt')
assert '' == str(e_ctx.value)
assert e_ctx.value.returncode == 255
def test_Exec_no_args():
"""Test that CLSmith returns a generated file."""
src = clsmith.Exec()
# Check the basic structure of the generated file.
assert src.startswith('// -g ')
assert '__kernel void ' in src