def test_create_from_yml_raises_if_conda_not_installed(mocker: MockerFixture):
conda = Conda(root=Path("somewhere"), environment_name="test")
# Ensure shutil.which returns None
mocker.patch(
"pytoil.environments.conda.shutil.which",
autospec=True,
return_value=None,
)
with pytest.raises(CondaNotInstalledError):
conda.create_from_yml(Path("somewhere"), conda="notconda")
def test_create_from_yml_raises_on_bad_yml_file(
mocker: MockerFixture, bad_temp_environment_yml: Path):
# Ensure shutil.which doesn't fail
mocker.patch(
"pytoil.environments.conda.shutil.which",
autospec=True,
return_value="notconda",
)
conda = Conda(root=Path("somewhere"),
environment_name="test",
conda="notconda")
with pytest.raises(BadEnvironmentFileError):
conda.create_from_yml(bad_temp_environment_yml.parent,
conda="notconda")
def test_create_from_yml_raises_if_environment_already_exists(
mocker: MockerFixture, temp_environment_yml: Path):
# Ensure shutil.which doesn't fail
mocker.patch(
"pytoil.environments.conda.shutil.which",
autospec=True,
return_value="notconda",
)
# Make it think the environment already exists
mocker.patch("pytoil.environments.conda.Conda.exists",
autospec=True,
return_value=True)
conda = Conda(root=Path("somewhere"),
environment_name="test",
conda="notconda")
with pytest.raises(EnvironmentAlreadyExistsError):
conda.create_from_yml(project_path=temp_environment_yml.parent,
conda="notconda")
def test_create_from_yml_correctly_calls_subprocess(mocker: MockerFixture,
temp_environment_yml: Path,
silent: bool, stdout,
stderr):
# Mock out the actual call to conda
mock_subprocess = mocker.patch("pytoil.environments.conda.subprocess.run",
autospec=True)
# Give it a fake envs dir
mocker.patch(
"pytoil.environments.conda.Conda.get_envs_dir",
autospec=True,
return_value=Path("/Users/testyconda3/envs"),
)
# Ensure shutil.which doesn't fail
mocker.patch(
"pytoil.environments.conda.shutil.which",
autospec=True,
return_value="conda",
)
conda = Conda(root=Path("somewhere"),
environment_name="test",
conda="notconda")
conda.create_from_yml(project_path=temp_environment_yml.parent,
conda="notconda",
silent=silent)
mock_subprocess.assert_called_once_with(
[
"notconda", "env", "create", "--file",
f"{temp_environment_yml.resolve()}"
],
cwd=temp_environment_yml.resolve().parent,
stdout=stdout,
stderr=stderr,
)
