DEVX-110: feat: extract docker-login, tofu-ops, check-deps, install-tofu to Python tools

tests/unit/test_tofu_ops.py

@@ -0,0 +1,115 @@
+"""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)