def test_grass_is_non_resolvable_raises(self):
with pytest.raises(ValueError) as exc:
resolve_grass_executable()
assert "GST_GRASS_EXECUTABLE" in str(exc)
def test_gst_env_is_set_as_an_executable_OK(self):
path = "/bin/ls"
grass = resolve_grass_executable(path)
assert grass == pathlib.Path(path)
def test_path_is_specified_as_an_executable_OK(self, path):
grass = resolve_grass_executable(path)
assert grass == pathlib.Path(path)
def test_gst_env_is_set_but_not_an_executable_raises(self, path):
os.environ["GST_GRASS_EXECUTABLE"] = path
with pytest.raises(ValueError) as exc:
resolve_grass_executable()
assert f"not: {path}" in str(exc)
assert "GST_GRASS_EXECUTABLE" in str(exc)
def test_path_is_specified_but_not_an_executable_raises(self, path):
with pytest.raises(ValueError) as exc:
resolve_grass_executable(path)
assert f"not: {path}" in str(exc)