SCANPY-164 Allow the use of kebab cases for all properties in pyproject.toml

Author: guillaume-dequenne

src/pysonar_scanner/configuration/pyproject_toml.py

@@ -64,7 +64,10 @@ def __read_sonar_properties(toml_dict) -> Dict[str, str]:
             sonar_config = toml_dict["tool"]["sonar"]
             python_to_java_names = {prop.python_name(): prop.name for prop in properties.PROPERTIES}
             flattened_sonar_config = TomlConfigurationLoader.__flatten_config_dict(sonar_config, prefix="sonar.")
-            return {python_to_java_names.get(key, key): value for key, value in flattened_sonar_config.items()}
+            return {
+                python_to_java_names.get(key, TomlConfigurationLoader.__kebab_to_camel_case(key)): value
+                for key, value in flattened_sonar_config.items()
+            }
         return {}
 
     @staticmethod
@@ -105,3 +108,8 @@ def __convert_arrays_to_string(property) -> str:
             return ",".join(str(item) for item in property)
         else:
             return property
+
+    @staticmethod
+    def __kebab_to_camel_case(key: str) -> str:
+        parts = key.split("-")
+        return parts[0] + "".join(word.capitalize() for word in parts[1:])

tests/unit/test_pyproject_toml.py

@@ -65,6 +65,22 @@ def test_load_toml_file_kebab_case(self):
         self.assertEqual(properties.sonar_properties.get("sonar.projectKey"), "my-project")
         self.assertEqual(properties.sonar_properties.get("sonar.projectName"), "My Project")
 
+    def test_load_toml_file_kebab_case_unknown_properties(self):
+        self.fs.create_file(
+            "pyproject.toml",
+            contents="""
+            [tool.sonar]
+            coverage-report-paths = "coverage.xml"
+            some-unknown-property = "some-value"
+            nested-property.some-nested-key = "nested-value"
+            """,
+        )
+        properties = TomlConfigurationLoader.load(Path("."))
+
+        self.assertEqual(properties.sonar_properties.get("sonar.coverageReportPaths"), "coverage.xml")
+        self.assertEqual(properties.sonar_properties.get("sonar.someUnknownProperty"), "some-value")
+        self.assertEqual(properties.sonar_properties.get("sonar.nestedProperty.someNestedKey"), "nested-value")
+
     def test_load_toml_file_without_sonar_section(self):
         self.fs.create_file(
             "pyproject.toml",