analyses: add initial test analysis helper

This is only the skeleton, but is useful for now.

Signed-off-by: David Korczynski <david@adalogics.com>

src/fuzz_introspector/analyses/test_analyser.py

@@ -0,0 +1,101 @@
+# Copyright 2025 Fuzz Introspector Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""Analysis plugin for analysing tests."""
+import json
+import logging
+
+from typing import (Any, List, Dict)
+
+from fuzz_introspector import (analysis, html_helpers)
+
+from fuzz_introspector.datatypes import (project_profile, fuzzer_profile)
+
+logger = logging.getLogger(name=__name__)
+
+
+class TestAnalyser(analysis.AnalysisInterface):
+    """Analysis utility for testing analysis."""
+
+    name: str = 'TestAnalyser'
+
+    def __init__(self) -> None:
+        self.json_results: Dict[str, Any] = {}
+        self.json_string_result = ''
+        self.test_file_paths = set()
+
+    @classmethod
+    def get_name(cls):
+        """Return the analyser identifying name for processing.
+
+        :return: The identifying name of this analyser
+        :rtype: str
+        """
+        return cls.name
+
+    def get_json_string_result(self) -> str:
+        """Return the stored json string result.
+
+        :return: The json string result processed and stored
+            by this analyser
+        :rtype: str
+        """
+        if self.json_string_result:
+            return self.json_string_result
+
+        return json.dumps(self.json_results)
+
+    def set_json_string_result(self, json_string: str):
+        """Store the result of this analyser as json string result
+        for further processing in a later time.
+
+        :param json_string: A json string variable storing the
+            processing result of the analyser for future use
+        :type json_string: str
+        """
+        self.json_string_result = json_string
+
+    def set_flags(self):
+        """Configure the flags from the CLI."""
+        return
+
+    def analysis_func(self,
+                      table_of_contents: html_helpers.HtmlTableOfContents,
+                      tables: List[str],
+                      proj_profile: project_profile.MergedProjectProfile,
+                      profiles: List[fuzzer_profile.FuzzerProfile],
+                      basefolder: str, coverage_url: str,
+                      conclusions: List[html_helpers.HTMLConclusion],
+                      out_dir: str) -> str:
+        """Analysis function."""
+        self.standalone_analysis(proj_profile, profiles, out_dir)
+        return ''
+
+    def standalone_analysis(self,
+                            proj_profile: project_profile.MergedProjectProfile,
+                            profiles: List[fuzzer_profile.FuzzerProfile],
+                            out_dir: str) -> None:
+        """Standalone analysis."""
+        super().standalone_analysis(proj_profile, profiles, out_dir)
+
+        # Get all functions from the profiles
+        all_functions = list(proj_profile.all_functions.values())
+        all_functions.extend(proj_profile.all_constructors.values())
+
+        for function in all_functions:
+            if 'test' in function.function_source_file:
+                logger.info('Test function: %s : %s',
+                            function.raw_function_name,
+                            function.function_source_file)
+                self.test_file_paths.add(function.function_source_file)
+        return None