llvm-project/debuginfo-tests/dexter/dex/tools/TestToolBase.py

149 lines
5.3 KiB
Python

# DExTer : Debugging Experience Tester
# ~~~~~~ ~ ~~ ~ ~~
#
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
"""Base class for subtools that do build/run tests."""
import abc
from datetime import datetime
import os
import sys
from dex.builder import add_builder_tool_arguments
from dex.builder import handle_builder_tool_options
from dex.debugger.Debuggers import add_debugger_tool_arguments
from dex.debugger.Debuggers import handle_debugger_tool_options
from dex.heuristic.Heuristic import add_heuristic_tool_arguments
from dex.tools.ToolBase import ToolBase
from dex.utils import get_root_directory, warn
from dex.utils.Exceptions import Error, ToolArgumentError
from dex.utils.ReturnCode import ReturnCode
class TestToolBase(ToolBase):
def __init__(self, *args, **kwargs):
super(TestToolBase, self).__init__(*args, **kwargs)
self.build_script: str = None
def add_tool_arguments(self, parser, defaults):
parser.description = self.__doc__
add_builder_tool_arguments(parser)
add_debugger_tool_arguments(parser, self.context, defaults)
add_heuristic_tool_arguments(parser)
parser.add_argument(
'test_path',
type=str,
metavar='<test-path>',
nargs='?',
default=os.path.abspath(
os.path.join(get_root_directory(), '..', 'tests')),
help='directory containing test(s)')
parser.add_argument(
'--results-directory',
type=str,
metavar='<directory>',
default=os.path.abspath(
os.path.join(get_root_directory(), '..', 'results',
datetime.now().strftime('%Y-%m-%d-%H%M-%S'))),
help='directory to save results')
def handle_options(self, defaults):
options = self.context.options
# We accept either or both of --binary and --builder.
if not options.binary and not options.builder:
raise Error('expected --builder or --binary')
# --binary overrides --builder
if options.binary:
if options.builder:
warn(self.context, "overriding --builder with --binary\n")
options.binary = os.path.abspath(options.binary)
if not os.path.isfile(options.binary):
raise Error('<d>could not find binary file</> <r>"{}"</>'
.format(options.binary))
else:
try:
self.build_script = handle_builder_tool_options(self.context)
except ToolArgumentError as e:
raise Error(e)
try:
handle_debugger_tool_options(self.context, defaults)
except ToolArgumentError as e:
raise Error(e)
options.test_path = os.path.abspath(options.test_path)
if not os.path.isfile(options.test_path) and not os.path.isdir(options.test_path):
raise Error(
'<d>could not find test path</> <r>"{}"</>'.format(
options.test_path))
options.results_directory = os.path.abspath(options.results_directory)
if not os.path.isdir(options.results_directory):
try:
os.makedirs(options.results_directory, exist_ok=True)
except OSError as e:
raise Error(
'<d>could not create directory</> <r>"{}"</> <y>({})</>'.
format(options.results_directory, e.strerror))
def go(self) -> ReturnCode: # noqa
options = self.context.options
options.executable = os.path.join(
self.context.working_directory.path, 'tmp.exe')
if os.path.isdir(options.test_path):
subdirs = sorted([
r for r, _, f in os.walk(options.test_path)
if 'test.cfg' in f
])
for subdir in subdirs:
# TODO: read file extensions from the test.cfg file instead so
# that this isn't just limited to C and C++.
options.source_files = [
os.path.normcase(os.path.join(subdir, f))
for f in os.listdir(subdir) if any(
f.endswith(ext) for ext in ['.c', '.cpp'])
]
self._run_test(self._get_test_name(subdir))
else:
options.source_files = [options.test_path]
self._run_test(self._get_test_name(options.test_path))
return self._handle_results()
@staticmethod
def _is_current_directory(test_directory):
return test_directory == '.'
def _get_test_name(self, test_path):
"""Get the test name from either the test file, or the sub directory
path it's stored in.
"""
# test names are distinguished by their relative path from the
# specified test path.
test_name = os.path.relpath(test_path,
self.context.options.test_path)
if self._is_current_directory(test_name):
test_name = os.path.basename(test_path)
return test_name
@abc.abstractmethod
def _run_test(self, test_dir):
pass
@abc.abstractmethod
def _handle_results(self) -> ReturnCode:
pass