chronos: remove auto-test generation

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

Author: DavidKorczynski

infra/experimental/chronos/manager.py

@@ -413,109 +413,6 @@ def _get_project_language(project):
   return ''
 
 
-def _autogenerate_run_tests_script(project, container_output):
-  """Autogenerate `run_tests.sh` for a project."""
-  project_path = os.path.join('projects', project)
-  run_tests_script = os.path.join(project_path, 'run_tests.sh')
-
-  for run_test_script in RUN_TESTS_TO_TRY:
-    with open(run_tests_script, 'w', encoding='utf-8') as f:
-      f.write('#!/bin/bash\n')
-      f.write('set -eux\n')
-      f.write(run_test_script + '\n')
-      f.write(f'echo "Running tests for project: {project}"\n')
-      # Add more commands as needed to run tests
-    os.chmod(run_tests_script, 0o755)
-    logger.info('Created run_tests.sh for %s', project)
-
-    # Adjust the Dockerfile to copy it in
-    dockerfile_path = os.path.join(project_path, 'Dockerfile')
-
-    add_run_tests = False
-    with open(dockerfile_path, 'r', encoding='utf-8') as f:
-      if 'COPY run_tests.sh' not in f.read():
-        add_run_tests = True
-    if add_run_tests:
-      with open(dockerfile_path, 'a', encoding='utf-8') as f:
-        f.write('\n# Copy the autogenerated run_tests.sh script\n')
-        f.write('COPY run_tests.sh $SRC/run_tests.sh\n')
-        f.write('RUN chmod +x $SRC/run_tests.sh\n')
-
-    succeeded = check_test(project, container_output=container_output)
-
-    # If it succeeded initially, then make sure that it actually succeeds
-    # to generate a coverage report. if it does not, then it means the
-    # generation actually failed.
-    coverage_success = extract_test_coverage(project)
-    if not coverage_success:
-      logger.error('Coverage generation failed for %s', project)
-      succeeded = False
-
-    success_file = os.path.join(project_path, 'run_tests.succeeded')
-    with open(success_file, 'a', encoding='utf-8') as f:
-      f.write(f'Auto-generation succeeded: {succeeded}\n')
-    if succeeded:
-      logger.info('Autogenerated run_tests.sh for %s successfully.', project)
-      break
-
-
-def autogen_projects(apply_filtering=False,
-                     max_projects_to_try=1,
-                     container_output='stdout',
-                     projects_to_target=[]):
-  """Autogenerate `run_tests.sh` for all projects."""
-  if projects_to_target:
-    projects = projects_to_target
-  else:
-    projects = os.listdir('projects')
-  projects_tries = 0
-  for project in projects:
-    if projects_tries >= max_projects_to_try:
-      logger.info('Reached maximum number of projects to try: %d',
-                  max_projects_to_try)
-      break
-
-    project_path = os.path.join('projects', project)
-    if not os.path.isdir(project_path):
-      continue
-
-    # Ensure the project language is C or C++
-    if _get_project_language(project).lower() not in ['c', 'c++']:
-      continue
-
-    run_tests_script = os.path.join(project_path, 'run_tests.sh')
-    if os.path.exists(run_tests_script):
-      logger.info('Skipping %s, run_tests.sh already exists.', project)
-      continue
-
-    if apply_filtering:
-      # Apply filtering logic to increase performance
-      build_script = os.path.join(project_path, 'build.sh')
-      if not os.path.exists(build_script):
-        logger.warning('Skipping %s, build.sh does not exist.', project)
-        continue
-      with open(build_script, 'r', encoding='utf-8') as f:
-        lines = f.readlines()
-      # Filter out lines that are not relevant for the test script
-      filtered_lines = [line for line in lines if 'make' in line]
-      if not filtered_lines:
-        logger.warning('Skipping %s, no relevant lines found in build.sh.',
-                       project)
-        continue
-
-    # It only makes sense to autogenerate if the project actually builds, so
-    # query OSS-Fuzz to make sure the most recent build was successful.
-
-    if not _get_oss_fuzz_build_status(project):
-      logger.warning('Skipping %s, most recent build was not successful.',
-                     project)
-      continue
-
-    projects_tries += 1
-    logger.info('Autogenerating run_tests.sh for %s', project)
-    _autogenerate_run_tests_script(project, container_output)
-
-
 def extract_test_coverage(project):
   """Extract code coverage report from run_tests.sh script."""
   build_project_image(project)
@@ -569,11 +466,6 @@ def _cmd_dispatcher_build_cached_image(args):
   build_cached_project(args.project, sanitizer=args.sanitizer)
 
 
-def _cmd_dispatcher_autogen_tests(args):
-  autogen_projects(args.apply_filtering, args.max_projects_to_try,
-                   args.projects)
-
-
 def _cmd_dispatcher_extract_coverage(args):
   extract_test_coverage(args.project)
 
@@ -670,31 +562,6 @@ def parse_args():
       default='stdout',
       help='How to handle output from the container. ')
 
-  autogen_tests_parser = subparsers.add_parser(
-      'autogen-tests',
-      help='Tries to autogenerate `run_tests.sh` for projects.')
-  autogen_tests_parser.add_argument(
-      '--apply-filtering',
-      action='store_true',
-      help=('If set, applies filtering to increase performance but '
-            'tests on fewer projects that are more likely to succeed.'))
-  autogen_tests_parser.add_argument(
-      '--max-projects-to-try',
-      type=int,
-      default=1,
-      help='Maximum number of projects to try (default: 1).')
-  autogen_tests_parser.add_argument(
-      '--container-output',
-      choices=['silent', 'file', 'stdout'],
-      default='stdout',
-      help='How to handle output from the container. ')
-  autogen_tests_parser.add_argument(
-      '--projects',
-      default='',
-      nargs='+',
-      help=('The name of the projects to autogenerate tests for. '
-            'If not specified, all projects will be considered.'))
-
   extract_coverage_parser = subparsers.add_parser(
       'extract-test-coverage',
       help='Extract code coverage reports from run_tests.sh script')
@@ -714,7 +581,6 @@ def main():
       'check-test': _cmd_dispatcher_check_test,
       'check-replay': _cmd_dispatcher_check_replay,
       'build-cached-image': _cmd_dispatcher_build_cached_image,
-      'autogen-tests': _cmd_dispatcher_autogen_tests,
       'extract-test-coverage': _cmd_dispatcher_extract_coverage,
       'check-run-tests-script': _cmd_check_run_tests_script
   }