Add test suite for confgen

app/tests/test_cli.py

@@ -0,0 +1,109 @@
+"""Tests for CLI commands."""
+
+import tempfile
+from pathlib import Path
+from click.testing import CliRunner
+
+from src.confgen.cli import main
+
+
+class TestCLI:
+    """Tests for CLI commands."""
+
+    def setup_method(self):
+        """Set up test fixtures."""
+        self.runner = CliRunner()
+
+    def test_main_help(self):
+        """Test that main command shows help."""
+        result = self.runner.invoke(main, ["--help"])
+
+        assert result.exit_code == 0
+        assert "Generate, validate" in result.output
+
+    def test_generate_command_exists(self):
+        """Test that generate command exists."""
+        result = self.runner.invoke(main, ["generate", "--help"])
+
+        assert result.exit_code == 0
+        assert "Generate a configuration file" in result.output
+
+    def test_list_command_exists(self):
+        """Test that list command exists."""
+        result = self.runner.invoke(main, ["list", "--help"])
+
+        assert result.exit_code == 0
+        assert "List available templates" in result.output
+
+    def test_validate_command_exists(self):
+        """Test that validate command exists."""
+        result = self.runner.invoke(main, ["validate", "--help"])
+
+        assert result.exit_code == 0
+        assert "Validate a configuration file" in result.output
+
+    def test_edit_command_exists(self):
+        """Test that edit command exists."""
+        result = self.runner.invoke(main, ["edit", "--help"])
+
+        assert result.exit_code == 0
+        assert "interactive editor" in result.output.lower()
+
+    def test_generate_without_template_shows_error(self):
+        """Test that generate without template shows error."""
+        result = self.runner.invoke(main, ["generate"])
+
+        assert result.exit_code != 0
+        assert "Missing argument" in result.output
+
+    def test_generate_with_nonexistent_template(self):
+        """Test that generate with nonexistent template shows error."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            result = self.runner.invoke(main, ["generate", "--template", "nonexistent", "--config-dir", tmpdir])
+
+            assert result.exit_code != 0
+
+    def test_list_with_templates_option(self):
+        """Test list with --templates option."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            confgen_yaml = Path(tmpdir) / "confgen.yaml"
+            confgen_yaml.write_text("templates: {}\nenvironments: {}\n")
+            result = self.runner.invoke(main, ["--config-dir", tmpdir, "list", "--templates"])
+
+            assert result.exit_code == 0
+
+    def test_list_with_environments_option(self):
+        """Test list with --environments option."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            confgen_yaml = Path(tmpdir) / "confgen.yaml"
+            confgen_yaml.write_text("templates: {}\nenvironments: {}\n")
+            result = self.runner.invoke(main, ["--config-dir", tmpdir, "list", "--environments"])
+
+            assert result.exit_code == 0
+
+    def test_version_option(self):
+        """Test --version option."""
+        result = self.runner.invoke(main, ["--version"])
+
+        assert result.exit_code == 0
+        assert "0.1.0" in result.output
+
+    def test_environment_option(self):
+        """Test --environment option."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            result = self.runner.invoke(main, ["--environment", "staging", "--config-dir", tmpdir, "list"])
+
+            assert result.exit_code == 0
+
+    def test_validate_without_file_shows_error(self):
+        """Test validate without file shows error."""
+        result = self.runner.invoke(main, ["validate"])
+
+        assert result.exit_code != 0
+        assert "Missing argument" in result.output
+
+    def test_validate_with_nonexistent_file(self):
+        """Test validate with nonexistent file shows error."""
+        result = self.runner.invoke(main, ["validate", "--config", "/nonexistent/file.yaml"])
+
+        assert result.exit_code != 0