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devx/tests/unit/test_tofu_ops.py
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DEVX-110: feat: extract docker-login, tofu-ops, check-deps, install-tofu to Python tools
2026-07-01 23:00:28 +00:00

116 lines
4.5 KiB
Python

"""Unit tests for devx.tools.tofu_ops."""
from pathlib import Path
from unittest.mock import MagicMock, patch
import pytest
from click.testing import CliRunner
from devx.tools.tofu_ops import (
_run_tofu,
cli,
tofu_init,
tofu_validate,
)
class TestRunTofu:
@patch("devx.tools.tofu_ops.subprocess.run")
def test_success(self, mock_run: MagicMock, tmp_path: Path) -> None:
mock_run.return_value = MagicMock(returncode=0, stdout="", stderr="")
_run_tofu(["tofu", "init"], tmp_path)
mock_run.assert_called_once()
@patch("devx.tools.tofu_ops.subprocess.run")
def test_failure_raises(self, mock_run: MagicMock, tmp_path: Path) -> None:
mock_run.return_value = MagicMock(returncode=1, stdout="", stderr="error")
with pytest.raises(Exception, match="error"):
_run_tofu(["tofu", "validate"], tmp_path)
class TestTofuInit:
@patch("devx.tools.tofu_ops._run_tofu")
def test_init_existing_dirs(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "tofu/environments/staging").mkdir(parents=True)
(tmp_path / "tofu/environments/dns").mkdir(parents=True)
tofu_init("staging", root=str(tmp_path))
assert mock_run.call_count == 2
@patch("devx.tools.tofu_ops._run_tofu")
def test_init_skips_missing_dirs(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "tofu/environments/staging").mkdir(parents=True)
# dns dir doesn't exist
tofu_init("staging", root=str(tmp_path))
assert mock_run.call_count == 1
@patch("devx.tools.tofu_ops._run_tofu")
def test_init_no_dirs_exist(self, mock_run: MagicMock, tmp_path: Path) -> None:
tofu_init("staging", root=str(tmp_path))
mock_run.assert_not_called()
@patch("devx.tools.tofu_ops._run_tofu")
def test_init_custom_dirs(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "custom/dir").mkdir(parents=True)
tofu_init("staging", root=str(tmp_path), extra_dirs=["custom/dir"])
assert mock_run.call_count == 1
class TestTofuValidate:
@patch("devx.tools.tofu_ops._run_tofu")
def test_validate_all_dirs(self, mock_run: MagicMock, tmp_path: Path) -> None:
for d in [
"tofu/modules/hetzner-vm",
"tofu/modules/hetzner-network",
"tofu/environments/staging",
"tofu/environments/production",
"tofu/environments/dns",
]:
(tmp_path / d).mkdir(parents=True)
tofu_validate(root=str(tmp_path))
assert mock_run.call_count == 5
@patch("devx.tools.tofu_ops._run_tofu")
def test_validate_skips_missing(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "tofu/environments/staging").mkdir(parents=True)
tofu_validate(root=str(tmp_path))
assert mock_run.call_count == 1
@patch("devx.tools.tofu_ops._run_tofu")
def test_validate_ci_mode(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "tofu/environments/staging").mkdir(parents=True)
tofu_validate(root=str(tmp_path), ci=True)
# CI mode runs init + validate = 2 calls per dir
assert mock_run.call_count == 2
first_call = mock_run.call_args_list[0][0][0]
assert "init" in first_call
assert "-backend=false" in first_call
@patch("devx.tools.tofu_ops._run_tofu")
def test_validate_custom_dirs(self, mock_run: MagicMock, tmp_path: Path) -> None:
(tmp_path / "custom").mkdir()
tofu_validate(root=str(tmp_path), dirs=["custom"])
assert mock_run.call_count == 1
class TestCli:
@patch("devx.tools.tofu_ops.tofu_init")
def test_init_command(self, mock_init: MagicMock) -> None:
runner = CliRunner()
result = runner.invoke(cli, ["init", "--env", "staging"])
assert result.exit_code == 0
mock_init.assert_called_once_with("staging", ".")
@patch("devx.tools.tofu_ops.tofu_validate")
def test_validate_command(self, mock_validate: MagicMock) -> None:
runner = CliRunner()
result = runner.invoke(cli, ["validate"])
assert result.exit_code == 0
mock_validate.assert_called_once_with(".", ci=False)
@patch("devx.tools.tofu_ops.tofu_validate")
def test_validate_ci_command(self, mock_validate: MagicMock) -> None:
runner = CliRunner()
result = runner.invoke(cli, ["validate", "--ci"])
assert result.exit_code == 0
mock_validate.assert_called_once_with(".", ci=True)