DEVX-10: feat: add tag verification, idempotency, and --verify mode to release script

tests/unit/test_generate_cliff_config.py

@@ -0,0 +1,124 @@
+"""Tests for devx.tools.generate_cliff_config."""
+
+from __future__ import annotations
+
+import tomllib
+from pathlib import Path
+from unittest.mock import patch
+
+import pytest
+from click.testing import CliRunner
+
+from devx.tools.generate_cliff_config import main
+
+
+class TestGenerateCliffConfig:
+    """Tests for the generate_cliff_config tool."""
+
+    @pytest.fixture
+    def runner(self) -> CliRunner:
+        return CliRunner()
+
+    def test_generate_to_new_file(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Generate cliff.toml to a new file."""
+        output = tmp_path / "cliff.toml"
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output)])
+        assert result.exit_code == 0
+        assert output.exists()
+        content = output.read_text()
+        assert "git-cliff configuration for GRM" in content
+        assert 'pattern = "^GRM-\\\\d+:\\\\s+"' in content
+
+    def test_generate_with_default_prefix(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Generate with default prefix (DEVX_TASK_PREFIX or 'DEVX')."""
+        output = tmp_path / "cliff.toml"
+        with patch("devx.tools.generate_cliff_config.TASK_PREFIX", "DEVX"):
+            result = runner.invoke(main, ["--output", str(output)])
+        assert result.exit_code == 0
+        content = output.read_text()
+        assert "git-cliff configuration for DEVX" in content
+
+    def test_existing_file_without_force(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Refuse to overwrite existing file without --force."""
+        output = tmp_path / "cliff.toml"
+        output.write_text("# existing")
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output)])
+        assert result.exit_code != 0
+        assert "already exists" in result.output
+        assert output.read_text() == "# existing"
+
+    def test_existing_file_with_force(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Overwrite existing file with --force."""
+        output = tmp_path / "cliff.toml"
+        output.write_text("# existing")
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output), "--force"])
+        assert result.exit_code == 0
+        content = output.read_text()
+        assert "git-cliff configuration for GRM" in content
+        assert "# existing" not in content
+
+    def test_generated_config_is_valid_toml(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Generated config must be valid TOML."""
+        output = tmp_path / "cliff.toml"
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output)])
+        assert result.exit_code == 0
+        with open(output, "rb") as f:
+            data = tomllib.load(f)
+        assert "changelog" in data
+        assert "git" in data
+        assert "bump" in data
+        assert data["bump"]["initial_tag"] == "0.1.0"
+        assert data["bump"]["features_always_bump_minor"] is True
+
+    def test_generated_config_has_correct_preprocessor(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Preprocessor pattern must match the given prefix."""
+        output = tmp_path / "cliff.toml"
+        result = runner.invoke(main, ["--prefix", "INFRA", "--output", str(output)])
+        assert result.exit_code == 0
+        with open(output, "rb") as f:
+            data = tomllib.load(f)
+        preprocessors = data["git"]["commit_preprocessors"]
+        assert len(preprocessors) == 1
+        pattern = preprocessors[0]["pattern"]
+        assert "INFRA" in pattern
+
+    def test_generated_config_has_commit_parsers(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Generated config must have all standard commit parsers."""
+        output = tmp_path / "cliff.toml"
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output)])
+        assert result.exit_code == 0
+        with open(output, "rb") as f:
+            data = tomllib.load(f)
+        parsers = data["git"]["commit_parsers"]
+        # Should have feat, fix, perf, refactor, doc, test, style, chore, ci, release, security, revert, catch-all
+        messages = [p["message"] for p in parsers if "message" in p]
+        assert "^feat" in messages
+        assert "^fix" in messages
+        assert "^perf" in messages
+        assert "^refactor" in messages
+        assert "^release:" in messages
+        assert "^revert" in messages
+        assert ".*" in messages  # catch-all
+
+    def test_default_output_path(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Default output path is cliff.toml in current directory."""
+        output = tmp_path / "cliff.toml"
+        # Change to tmp_path so default cliff.toml is created there
+        import os
+
+        old_cwd = os.getcwd()
+        os.chdir(tmp_path)
+        try:
+            result = runner.invoke(main, ["--prefix", "GRM"])
+            assert result.exit_code == 0
+            assert output.exists()
+        finally:
+            os.chdir(old_cwd)
+
+    def test_success_message(self, runner: CliRunner, tmp_path: Path) -> None:
+        """Success message includes file and prefix."""
+        output = tmp_path / "cliff.toml"
+        result = runner.invoke(main, ["--prefix", "GRM", "--output", str(output)])
+        assert result.exit_code == 0
+        assert "Generated" in result.output
+        assert "GRM" in result.output