test.py: add bypassing random seed to boost tests

Bypassing argument to pytest->boost that was missing.

Fixes: https://github.com/scylladb/scylladb/issues/24927

test.py

@@ -327,6 +327,8 @@ def run_pytest(options: argparse.Namespace, run_id: int) -> tuple[int, list[Simp
     if options.pytest_arg:
         # If pytest_arg is provided, it should be a string with arguments to pass to pytest
         args.extend(shlex.split(options.pytest_arg))
+    if options.random_seed:
+        args.append(f'--random-seed={options.random_seed}')
     if options.gather_metrics:
         args.append('--gather-metrics')
     if len(expression) > 1:

test/conftest.py

@@ -47,6 +47,8 @@ def pytest_addoption(parser: pytest.Parser) -> None:
                      help="Specific byte limit for failure injection (random by default)")
     parser.addoption("--gather-metrics", action=BooleanOptionalAction, default=False,
                      help='Switch on gathering cgroup metrics')
+    parser.addoption('--random-seed', action="store",
+                     help="Random number generator seed to be used by boost tests")
 
     # Following option is to use with bare pytest command.
     #

test/pylib/cpp/boost/boost_facade.py

@@ -117,6 +117,8 @@ class BoostTestFacade(CppTestFacade):
                 args.append(f"--run_test={original_name}")
         # Tests are written in the way that everything after '--' passes to the test itself rather than to the test framework
         args.append('--')
+        if self.random_seed:
+            args.append(f'--random-seed={self.random_seed}')
         args.extend(test_args)
         test_passed, stdout_file_path, return_code = self.run_process(test_name, mode, file_name, args, env)
 

test/pylib/cpp/facade.py

@@ -65,6 +65,7 @@ class CppTestFacade(ABC):
         self.run_id: int = config.getoption('run_id') or 1
         self.gather_metrics: bool = config.getoption('gather_metrics')
         self.save_log_on_success: bool = config.getoption('save_log_on_success')
+        self.random_seed: int = config.getoption('random_seed')
         self.combined_suites: dict[str, list[str]] = combined_tests
 
     def list_tests(self, executable: Path , no_parallel: bool, mode: str) -> tuple[bool,list[str]]: