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@ -15,10 +15,10 @@ |
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# A tool to run tests in many different ways. |
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from ._pathlib import Path |
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from collections import namedtuple |
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from collections import deque, namedtuple |
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from copy import deepcopy |
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import argparse |
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import concurrent.futures as conc |
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import asyncio |
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import datetime |
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import enum |
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import io |
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@ -167,6 +167,7 @@ class TestResult(enum.Enum): |
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OK = 'OK' |
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TIMEOUT = 'TIMEOUT' |
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INTERRUPT = 'INTERRUPT' |
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SKIP = 'SKIP' |
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FAIL = 'FAIL' |
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EXPECTEDFAIL = 'EXPECTEDFAIL' |
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@ -326,7 +327,6 @@ class TAPParser: |
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yield self.Error('Too many tests run (expected {}, got {})'.format(plan.count, num_tests)) |
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class JunitBuilder: |
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"""Builder for Junit test results. |
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@ -376,7 +376,8 @@ class JunitBuilder: |
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'testsuite', |
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name=suitename, |
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tests=str(len(test.results)), |
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errors=str(sum(1 for r in test.results if r is TestResult.ERROR)), |
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errors=str(sum(1 for r in test.results if r in |
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{TestResult.INTERRUPT, TestResult.ERROR})), |
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failures=str(sum(1 for r in test.results if r in |
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{TestResult.FAIL, TestResult.UNEXPECTEDPASS, TestResult.TIMEOUT})), |
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skipped=str(sum(1 for r in test.results if r is TestResult.SKIP)), |
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@ -395,6 +396,9 @@ class JunitBuilder: |
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elif result is TestResult.UNEXPECTEDPASS: |
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fail = et.SubElement(testcase, 'failure') |
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fail.text = 'Test unexpected passed.' |
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elif result is TestResult.INTERRUPT: |
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fail = et.SubElement(testcase, 'failure') |
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fail.text = 'Test was interrupted by user.' |
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elif result is TestResult.TIMEOUT: |
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fail = et.SubElement(testcase, 'failure') |
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fail.text = 'Test did not finish before configured timeout.' |
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@ -606,6 +610,31 @@ def load_tests(build_dir: str) -> T.List[TestSerialisation]: |
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objs = check_testdata(pickle.load(f)) |
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return objs |
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# Custom waiting primitives for asyncio |
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async def try_wait_one(*awaitables: T.Any, timeout: T.Optional[T.Union[int, float]]) -> None: |
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try: |
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await asyncio.wait(awaitables, |
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timeout=timeout, return_when=asyncio.FIRST_COMPLETED) |
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except asyncio.TimeoutError: |
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pass |
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async def complete(future: asyncio.Future) -> None: |
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"""Wait for completion of the given future, ignoring cancellation.""" |
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try: |
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await future |
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except asyncio.CancelledError: |
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pass |
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async def complete_all(futures: T.Iterable[asyncio.Future]) -> None: |
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"""Wait for completion of all the given futures, ignoring cancellation.""" |
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while futures: |
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done, futures = await asyncio.wait(futures, return_when=asyncio.FIRST_EXCEPTION) |
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# Raise exceptions if needed for all the "done" futures |
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for f in done: |
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if not f.cancelled(): |
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f.result() |
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class SingleTestRunner: |
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@ -636,7 +665,7 @@ class SingleTestRunner: |
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return self.test.exe_runner.get_command() + self.test.fname |
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return self.test.fname |
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def run(self) -> TestRun: |
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async def run(self) -> TestRun: |
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cmd = self._get_cmd() |
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if cmd is None: |
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skip_stdout = 'Not run because can not execute cross compiled binaries.' |
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@ -645,9 +674,94 @@ class SingleTestRunner: |
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wrap = TestHarness.get_wrapper(self.options) |
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if self.options.gdb: |
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self.test.timeout = None |
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return self._run_cmd(wrap + cmd + self.test.cmd_args + self.options.test_args) |
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return await self._run_cmd(wrap + cmd + self.test.cmd_args + self.options.test_args) |
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async def _run_subprocess(self, args: T.List[str], *, timeout: T.Optional[int], |
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stdout: T.IO, stderr: T.IO, |
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env: T.Dict[str, str], cwd: T.Optional[str]) -> T.Tuple[int, TestResult, T.Optional[str]]: |
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async def kill_process(p: asyncio.subprocess.Process) -> T.Optional[str]: |
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# Python does not provide multiplatform support for |
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# killing a process and all its children so we need |
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# to roll our own. |
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try: |
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if is_windows(): |
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subprocess.run(['taskkill', '/F', '/T', '/PID', str(p.pid)]) |
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else: |
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# Send a termination signal to the process group that setsid() |
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# created - giving it a chance to perform any cleanup. |
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os.killpg(p.pid, signal.SIGTERM) |
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# Make sure the termination signal actually kills the process |
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# group, otherwise retry with a SIGKILL. |
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await try_wait_one(p.wait(), timeout=0.5) |
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if p.returncode is not None: |
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return None |
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os.killpg(p.pid, signal.SIGKILL) |
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await try_wait_one(p.wait(), timeout=1) |
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if p.returncode is not None: |
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return None |
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# An earlier kill attempt has not worked for whatever reason. |
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# Try to kill it one last time with a direct call. |
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# If the process has spawned children, they will remain around. |
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p.kill() |
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await try_wait_one(p.wait(), timeout=1) |
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if p.returncode is not None: |
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return None |
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return 'Test process could not be killed.' |
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except ProcessLookupError: |
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# Sometimes (e.g. with Wine) this happens. There's nothing |
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# we can do, probably the process already died so just wait |
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# for the event loop to pick that up. |
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await p.wait() |
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return None |
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# Let gdb handle ^C instead of us |
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if self.options.gdb: |
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previous_sigint_handler = signal.getsignal(signal.SIGINT) |
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# Make the meson executable ignore SIGINT while gdb is running. |
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signal.signal(signal.SIGINT, signal.SIG_IGN) |
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def _run_cmd(self, cmd: T.List[str]) -> TestRun: |
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def preexec_fn() -> None: |
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if self.options.gdb: |
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# Restore the SIGINT handler for the child process to |
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# ensure it can handle it. |
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signal.signal(signal.SIGINT, signal.SIG_DFL) |
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else: |
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# We don't want setsid() in gdb because gdb needs the |
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# terminal in order to handle ^C and not show tcsetpgrp() |
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# errors avoid not being able to use the terminal. |
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os.setsid() |
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p = await asyncio.create_subprocess_exec(*args, |
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stdout=stdout, |
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stderr=stderr, |
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env=env, |
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cwd=cwd, |
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preexec_fn=preexec_fn if not is_windows() else None) |
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result = None |
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additional_error = None |
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try: |
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await try_wait_one(p.wait(), timeout=timeout) |
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if p.returncode is None: |
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if self.options.verbose: |
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print('{} time out (After {} seconds)'.format(self.test.name, timeout)) |
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additional_error = await kill_process(p) |
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result = TestResult.TIMEOUT |
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except asyncio.CancelledError: |
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# The main loop must have seen Ctrl-C. |
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additional_error = await kill_process(p) |
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result = TestResult.INTERRUPT |
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finally: |
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if self.options.gdb: |
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# Let us accept ^C again |
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signal.signal(signal.SIGINT, previous_sigint_handler) |
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return p.returncode or 0, result, additional_error |
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async def _run_cmd(self, cmd: T.List[str]) -> TestRun: |
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starttime = time.time() |
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if self.test.extra_paths: |
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@ -678,23 +792,6 @@ class SingleTestRunner: |
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if self.test.protocol is TestProtocol.TAP and stderr is stdout: |
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stdout = tempfile.TemporaryFile("wb+") |
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# Let gdb handle ^C instead of us |
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if self.options.gdb: |
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previous_sigint_handler = signal.getsignal(signal.SIGINT) |
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# Make the meson executable ignore SIGINT while gdb is running. |
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signal.signal(signal.SIGINT, signal.SIG_IGN) |
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def preexec_fn() -> None: |
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if self.options.gdb: |
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# Restore the SIGINT handler for the child process to |
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# ensure it can handle it. |
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signal.signal(signal.SIGINT, signal.SIG_DFL) |
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else: |
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# We don't want setsid() in gdb because gdb needs the |
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# terminal in order to handle ^C and not show tcsetpgrp() |
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# errors avoid not being able to use the terminal. |
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os.setsid() |
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extra_cmd = [] # type: T.List[str] |
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if self.test.protocol is TestProtocol.GTEST: |
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gtestname = self.test.name |
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@ -702,77 +799,19 @@ class SingleTestRunner: |
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gtestname = os.path.join(self.test.workdir, self.test.name) |
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extra_cmd.append('--gtest_output=xml:{}.xml'.format(gtestname)) |
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p = subprocess.Popen(cmd + extra_cmd, |
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stdout=stdout, |
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stderr=stderr, |
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env=self.env, |
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cwd=self.test.workdir, |
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preexec_fn=preexec_fn if not is_windows() else None) |
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timed_out = False |
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kill_test = False |
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if self.test.timeout is None: |
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timeout = None |
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elif self.options.timeout_multiplier is not None: |
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timeout = self.test.timeout * self.options.timeout_multiplier |
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else: |
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timeout = self.test.timeout |
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try: |
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p.communicate(timeout=timeout) |
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except subprocess.TimeoutExpired: |
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if self.options.verbose: |
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print('{} time out (After {} seconds)'.format(self.test.name, timeout)) |
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timed_out = True |
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except KeyboardInterrupt: |
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mlog.warning('CTRL-C detected while running {}'.format(self.test.name)) |
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kill_test = True |
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finally: |
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if self.options.gdb: |
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# Let us accept ^C again |
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signal.signal(signal.SIGINT, previous_sigint_handler) |
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additional_error = None |
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if kill_test or timed_out: |
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# Python does not provide multiplatform support for |
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# killing a process and all its children so we need |
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# to roll our own. |
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if is_windows(): |
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subprocess.run(['taskkill', '/F', '/T', '/PID', str(p.pid)]) |
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else: |
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def _send_signal_to_process_group(pgid : int, signum : int) -> None: |
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""" sends a signal to a process group """ |
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try: |
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os.killpg(pgid, signum) |
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except ProcessLookupError: |
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# Sometimes (e.g. with Wine) this happens. |
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# There's nothing we can do (maybe the process |
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# already died) so carry on. |
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pass |
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# Send a termination signal to the process group that setsid() |
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# created - giving it a chance to perform any cleanup. |
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_send_signal_to_process_group(p.pid, signal.SIGTERM) |
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# Make sure the termination signal actually kills the process |
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# group, otherwise retry with a SIGKILL. |
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try: |
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p.communicate(timeout=0.5) |
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except subprocess.TimeoutExpired: |
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_send_signal_to_process_group(p.pid, signal.SIGKILL) |
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try: |
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p.communicate(timeout=1) |
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except subprocess.TimeoutExpired: |
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# An earlier kill attempt has not worked for whatever reason. |
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# Try to kill it one last time with a direct call. |
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# If the process has spawned children, they will remain around. |
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p.kill() |
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try: |
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p.communicate(timeout=1) |
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except subprocess.TimeoutExpired: |
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additional_error = 'Test process could not be killed.' |
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except ValueError: |
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additional_error = 'Could not read output. Maybe the process has redirected its stdout/stderr?' |
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returncode, result, additional_error = await self._run_subprocess(cmd + extra_cmd, |
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timeout=timeout, |
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stdout=stdout, |
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stderr=stderr, |
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env=self.env, |
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cwd=self.test.workdir) |
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endtime = time.time() |
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duration = endtime - starttime |
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if additional_error is None: |
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@ -789,17 +828,17 @@ class SingleTestRunner: |
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else: |
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stdo = "" |
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stde = additional_error |
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if timed_out: |
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return TestRun(self.test, self.test_env, TestResult.TIMEOUT, [], p.returncode, starttime, duration, stdo, stde, cmd) |
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if result: |
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return TestRun(self.test, self.test_env, result, [], returncode, starttime, duration, stdo, stde, cmd) |
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else: |
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if self.test.protocol is TestProtocol.EXITCODE: |
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return TestRun.make_exitcode(self.test, self.test_env, p.returncode, starttime, duration, stdo, stde, cmd) |
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return TestRun.make_exitcode(self.test, self.test_env, returncode, starttime, duration, stdo, stde, cmd) |
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elif self.test.protocol is TestProtocol.GTEST: |
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return TestRun.make_gtest(self.test, self.test_env, p.returncode, starttime, duration, stdo, stde, cmd) |
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return TestRun.make_gtest(self.test, self.test_env, returncode, starttime, duration, stdo, stde, cmd) |
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else: |
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if self.options.verbose: |
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print(stdo, end='') |
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return TestRun.make_tap(self.test, self.test_env, p.returncode, starttime, duration, stdo, stde, cmd) |
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return TestRun.make_tap(self.test, self.test_env, returncode, starttime, duration, stdo, stde, cmd) |
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class TestHarness: |
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@ -841,7 +880,7 @@ class TestHarness: |
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def close_logfiles(self) -> None: |
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for f in ['logfile', 'jsonlogfile']: |
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lfile = getattr(self, f) |
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lfile = getattr(self, f) |
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if lfile: |
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lfile.close() |
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setattr(self, f, None) |
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@ -892,7 +931,7 @@ class TestHarness: |
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self.skip_count += 1 |
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elif result.res is TestResult.OK: |
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self.success_count += 1 |
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elif result.res is TestResult.FAIL or result.res is TestResult.ERROR: |
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elif result.res in {TestResult.FAIL, TestResult.ERROR, TestResult.INTERRUPT}: |
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self.fail_count += 1 |
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elif result.res is TestResult.EXPECTEDFAIL: |
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self.expectedfail_count += 1 |
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@ -905,7 +944,7 @@ class TestHarness: |
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tests: T.List[TestSerialisation], |
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name: str, result: TestRun, i: int) -> None: |
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ok_statuses = (TestResult.OK, TestResult.EXPECTEDFAIL) |
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bad_statuses = (TestResult.FAIL, TestResult.TIMEOUT, |
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bad_statuses = (TestResult.FAIL, TestResult.TIMEOUT, TestResult.INTERRUPT, |
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TestResult.UNEXPECTEDPASS, TestResult.ERROR) |
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result_str = '{num:{numlen}}/{testcount} {name:{name_max_len}} {res:{reslen}} {dur:.2f}s'.format( |
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numlen=len(str(test_count)), |
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@ -951,7 +990,7 @@ class TestHarness: |
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Skipped: {:<4} |
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Timeout: {:<4} |
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''').format(self.success_count, self.expectedfail_count, self.fail_count, |
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self.unexpectedpass_count, self.skip_count, self.timeout_count) |
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self.unexpectedpass_count, self.skip_count, self.timeout_count) |
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print(msg) |
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if self.logfile: |
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self.logfile.write(msg) |
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@ -1131,8 +1170,14 @@ class TestHarness: |
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return test.name |
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def run_tests(self, tests: T.List[TestSerialisation]) -> None: |
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executor = None |
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futures = [] # type: T.List[T.Tuple[conc.Future[TestRun], int, int, T.List[TestSerialisation], str, int]] |
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# Replace with asyncio.run once we can require Python 3.7 |
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loop = asyncio.get_event_loop() |
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loop.run_until_complete(self._run_tests(tests)) |
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async def _run_tests(self, tests: T.List[TestSerialisation]) -> None: |
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semaphore = asyncio.Semaphore(self.options.num_processes) |
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futures = deque() # type: T.Deque[asyncio.Future] |
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running_tests = dict() # type: T.Dict[asyncio.Future, str] |
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test_count = len(tests) |
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name_max_len = max([len(self.get_pretty_suite(test)) for test in tests]) |
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self.open_log_files() |
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@ -1140,59 +1185,87 @@ class TestHarness: |
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if self.options.wd: |
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os.chdir(self.options.wd) |
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self.build_data = build.load(os.getcwd()) |
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interrupted = False |
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async def run_test(test: SingleTestRunner, |
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name: str, index: int) -> None: |
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async with semaphore: |
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if interrupted or (self.options.repeat > 1 and self.fail_count): |
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return |
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res = await test.run() |
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self.process_test_result(res) |
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self.print_stats(test_count, name_max_len, tests, name, res, index) |
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def test_done(f: asyncio.Future) -> None: |
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if not f.cancelled(): |
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f.result() |
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futures.remove(f) |
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try: |
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del running_tests[f] |
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except KeyError: |
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pass |
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def cancel_one_test(warn: bool) -> None: |
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|
future = futures.popleft() |
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|
futures.append(future) |
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|
if warn: |
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|
mlog.warning('CTRL-C detected, interrupting {}'.format(running_tests[future])) |
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|
del running_tests[future] |
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|
future.cancel() |
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def sigterm_handler() -> None: |
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|
nonlocal interrupted |
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|
if interrupted: |
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|
return |
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|
interrupted = True |
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|
mlog.warning('Received SIGTERM, exiting') |
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|
while running_tests: |
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|
cancel_one_test(False) |
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|
def sigint_handler() -> None: |
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|
# We always pick the longest-running future that has not been cancelled |
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|
# If all the tests have been CTRL-C'ed, just stop |
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|
nonlocal interrupted |
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|
if interrupted: |
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|
return |
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|
if running_tests: |
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|
|
cancel_one_test(True) |
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|
else: |
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|
|
mlog.warning('CTRL-C detected, exiting') |
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|
|
interrupted = True |
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|
if sys.platform != 'win32': |
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|
asyncio.get_event_loop().add_signal_handler(signal.SIGINT, sigint_handler) |
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|
asyncio.get_event_loop().add_signal_handler(signal.SIGTERM, sigterm_handler) |
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|
try: |
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|
for _ in range(self.options.repeat): |
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|
for i, test in enumerate(tests, 1): |
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|
visible_name = self.get_pretty_suite(test) |
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|
|
single_test = self.get_test_runner(test) |
|
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|
|
if not test.is_parallel or self.options.num_processes == 1 or single_test.options.gdb: |
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|
|
self.drain_futures(futures) |
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|
|
futures = [] |
|
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|
|
res = single_test.run() |
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|
|
self.process_test_result(res) |
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|
|
self.print_stats(test_count, name_max_len, tests, visible_name, res, i) |
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|
else: |
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|
|
if not executor: |
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|
|
executor = conc.ThreadPoolExecutor(max_workers=self.options.num_processes) |
|
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|
|
f = executor.submit(single_test.run) |
|
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|
|
futures.append((f, test_count, name_max_len, tests, visible_name, i)) |
|
|
|
|
if self.options.repeat > 1 and self.fail_count: |
|
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|
|
break |
|
|
|
|
if not test.is_parallel or single_test.options.gdb: |
|
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|
|
await complete_all(futures) |
|
|
|
|
future = asyncio.ensure_future(run_test(single_test, visible_name, i)) |
|
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|
|
futures.append(future) |
|
|
|
|
running_tests[future] = visible_name |
|
|
|
|
future.add_done_callback(test_done) |
|
|
|
|
if not test.is_parallel or single_test.options.gdb: |
|
|
|
|
await complete(future) |
|
|
|
|
if self.options.repeat > 1 and self.fail_count: |
|
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|
|
break |
|
|
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|
|
|
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|
|
self.drain_futures(futures) |
|
|
|
|
await complete_all(futures) |
|
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|
|
self.print_collected_logs() |
|
|
|
|
self.print_summary() |
|
|
|
|
|
|
|
|
|
if self.logfilename: |
|
|
|
|
print('Full log written to {}'.format(self.logfilename)) |
|
|
|
|
finally: |
|
|
|
|
if sys.platform != 'win32': |
|
|
|
|
asyncio.get_event_loop().remove_signal_handler(signal.SIGINT) |
|
|
|
|
asyncio.get_event_loop().remove_signal_handler(signal.SIGTERM) |
|
|
|
|
os.chdir(startdir) |
|
|
|
|
|
|
|
|
|
def drain_futures(self, futures: T.List[T.Tuple['conc.Future[TestRun]', int, int, T.List[TestSerialisation], str, int]]) -> None: |
|
|
|
|
for x in futures: |
|
|
|
|
(result, test_count, name_max_len, tests, name, i) = x |
|
|
|
|
if self.options.repeat > 1 and self.fail_count: |
|
|
|
|
result.cancel() |
|
|
|
|
if self.options.verbose: |
|
|
|
|
result.result() |
|
|
|
|
self.process_test_result(result.result()) |
|
|
|
|
self.print_stats(test_count, name_max_len, tests, name, result.result(), i) |
|
|
|
|
|
|
|
|
|
def run_special(self) -> int: |
|
|
|
|
'''Tests run by the user, usually something like "under gdb 1000 times".''' |
|
|
|
|
if self.is_run: |
|
|
|
|
raise RuntimeError('Can not use run_special after a full run.') |
|
|
|
|
tests = self.get_tests() |
|
|
|
|
if not tests: |
|
|
|
|
return 0 |
|
|
|
|
self.run_tests(tests) |
|
|
|
|
return self.total_failure_count() |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def list_tests(th: TestHarness) -> bool: |
|
|
|
|
tests = th.get_tests() |
|
|
|
|
for t in tests: |
|
|
|
@ -1235,6 +1308,10 @@ def run(options: argparse.Namespace) -> int: |
|
|
|
|
if options.wrapper: |
|
|
|
|
check_bin = options.wrapper[0] |
|
|
|
|
|
|
|
|
|
if sys.platform == 'win32': |
|
|
|
|
loop = asyncio.ProactorEventLoop() |
|
|
|
|
asyncio.set_event_loop(loop) |
|
|
|
|
|
|
|
|
|
if check_bin is not None: |
|
|
|
|
exe = ExternalProgram(check_bin, silent=True) |
|
|
|
|
if not exe.found(): |
|
|
|
@ -1252,9 +1329,7 @@ def run(options: argparse.Namespace) -> int: |
|
|
|
|
try: |
|
|
|
|
if options.list: |
|
|
|
|
return list_tests(th) |
|
|
|
|
if not options.args: |
|
|
|
|
return th.doit() |
|
|
|
|
return th.run_special() |
|
|
|
|
return th.doit() |
|
|
|
|
except TestException as e: |
|
|
|
|
print('Meson test encountered an error:\n') |
|
|
|
|
if os.environ.get('MESON_FORCE_BACKTRACE'): |
|
|
|
|