Add test files for CLI, config, detector, and generator modules

tests/test_config.py

@@ -0,0 +1,155 @@
+import tempfile
+from pathlib import Path
+from src.config import Config
+
+
+class TestConfig:
+    def test_init_defaults(self):
+        config = Config()
+        assert config.custom_templates == {}
+        assert config.default_types == []
+        assert config.exclude_patterns == []
+        assert config.include_patterns == {}
+
+    def test_init_with_values(self):
+        config = Config(
+            custom_templates={"test": "# test"},
+            default_types=["python"],
+            exclude_patterns=["*.pyc"],
+            include_patterns={"python": ["src/"]},
+        )
+        assert config.custom_templates == {"test": "# test"}
+        assert config.default_types == ["python"]
+        assert config.exclude_patterns == ["*.pyc"]
+        assert config.include_patterns == {"python": ["src/"]}
+
+    def test_load_valid_yaml(self):
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".yaml", delete=False
+        ) as f:
+            f.write("custom_templates:\n  test: '# test'\n")
+            f.write("default_types:\n  - python\n")
+            f.flush()
+            config = Config.load(f.name)
+            assert config.custom_templates == {"test": "# test"}
+            assert config.default_types == ["python"]
+            Path(f.name).unlink()
+
+    def test_load_file_not_found(self):
+        with pytest.raises(FileNotFoundError):
+            Config.load("/nonexistent/path/config.yaml")
+
+    def test_load_invalid_yaml(self):
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".yaml", delete=False
+        ) as f:
+            f.write("invalid: yaml: content: [[[")
+            f.flush()
+            with pytest.raises(ValueError):
+                Config.load(f.name)
+            Path(f.name).unlink()
+
+    def test_load_not_dict(self):
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".yaml", delete=False
+        ) as f:
+            f.write("- item1\n- item2\n")
+            f.flush()
+            with pytest.raises(ValueError):
+                Config.load(f.name)
+            Path(f.name).unlink()
+
+    def test_save(self):
+        config = Config(
+            custom_templates={"test": "# test"},
+            default_types=["python"],
+        )
+        with tempfile.NamedTemporaryFile(
+            mode="w", suffix=".yaml", delete=False
+        ) as f:
+            config.save(f.name)
+            content = Path(f.name).read_text()
+            assert "test:" in content
+            assert "python" in content
+            Path(f.name).unlink()
+
+    def test_get(self):
+        config = Config(custom_templates={"key": "value"})
+        assert config.get("custom_templates") == {"key": "value"}
+        assert config.get("nonexistent") is None
+        assert config.get("nonexistent", "default") == "default"
+
+    def test_set(self):
+        config = Config()
+        config.set("default_types", ["python"])
+        assert config.default_types == ["python"]
+
+    def test_merge(self):
+        config1 = Config(
+            custom_templates={"t1": "# test1"},
+            default_types=["python"],
+            exclude_patterns=["*.pyc"],
+        )
+        config2 = Config(
+            custom_templates={"t2": "# test2"},
+            default_types=["javascript"],
+            include_patterns={"python": ["src/"]},
+        )
+        merged = config1.merge(config2)
+        assert "t1" in merged.custom_templates
+        assert "t2" in merged.custom_templates
+        assert merged.default_types == ["python"]
+        assert "*.pyc" in merged.exclude_patterns
+        assert "src/" in merged.include_patterns.get("python", [])
+
+    def test_validate_valid(self):
+        config = Config(
+            custom_templates={"test": "# test"},
+            default_types=["python"],
+            exclude_patterns=["*.pyc"],
+            include_patterns={"python": ["src/"]},
+        )
+        errors = config.validate()
+        assert len(errors) == 0
+
+    def test_validate_invalid_custom_templates(self):
+        config = Config(custom_templates=123)
+        errors = config.validate()
+        assert any("custom_templates" in e for e in errors)
+
+    def test_validate_invalid_default_types(self):
+        config = Config(default_types="python")
+        errors = config.validate()
+        assert any("default_types" in e for e in errors)
+
+    def test_validate_invalid_exclude_patterns(self):
+        config = Config(exclude_patterns="*.pyc")
+        errors = config.validate()
+        assert any("exclude_patterns" in e for e in errors)
+
+    def test_validate_invalid_include_patterns(self):
+        config = Config(include_patterns="invalid")
+        errors = config.validate()
+        assert any("include_patterns" in e for e in errors)
+
+    def test_to_dict(self):
+        config = Config(
+            custom_templates={"test": "# test"},
+            default_types=["python"],
+        )
+        data = config.to_dict()
+        assert isinstance(data, dict)
+        assert data["custom_templates"] == {"test": "# test"}
+        assert data["default_types"] == ["python"]
+
+    def test_from_dict(self):
+        data = {
+            "custom_templates": {"test": "# test"},
+            "default_types": ["python"],
+        }
+        config = Config.from_dict(data)
+        assert config.custom_templates == {"test": "# test"}
+        assert config.default_types == ["python"]
+
+
+import pytest