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07230f772e
If a host test fails, record the execution state of the EC host process. This is an attempt to provide a hint whether the test was blocked on I/O, if so it might be in 'D' state (but it might have recovered too late too). Signed-off-by: Vincent Palatin <vpalatin@chromium.org> BRANCH=none BUG=chromium:715011 TEST=run 'make runtests -j', then run it again with TIMEOUT reduced to 1 see it fail on 'kb_scan' and 'interrupt' tests with the trace containing '*** test [...] in state Ssl+ ***' Change-Id: I4590a4b84a2aba8d385d3ef911d5d0186e8ce2e3 Reviewed-on: https://chromium-review.googlesource.com/859771 Commit-Ready: Vincent Palatin <vpalatin@chromium.org> Tested-by: Vincent Palatin <vpalatin@chromium.org> Reviewed-by: Randall Spangler <rspangler@chromium.org>
84 lines
2.2 KiB
Python
Executable File
84 lines
2.2 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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from cStringIO import StringIO
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import pexpect
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import signal
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import subprocess
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import sys
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import time
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TIMEOUT=10
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RESULT_ID_TIMEOUT = 0
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RESULT_ID_PASS = 1
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RESULT_ID_FAIL = 2
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RESULT_ID_EOF = 3
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EXPECT_LIST = [pexpect.TIMEOUT, 'Pass!', 'Fail!', pexpect.EOF]
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PS_ARGS = ['ps', '--no-headers', '-o', 'stat', '--pid']
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class Tee(object):
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def __init__(self, target):
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self._target = target
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def write(self, data):
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sys.stdout.write(data)
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self._target.write(data)
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def flush(self):
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sys.stdout.flush()
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self._target.flush()
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def RunOnce(test_name, log):
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child = pexpect.spawn('build/host/{0}/{0}.exe'.format(test_name),
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timeout=TIMEOUT)
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child.logfile = log
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try:
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return child.expect(EXPECT_LIST)
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finally:
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if child.isalive():
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ps_cmd = PS_ARGS + ['%d' % (child.pid)]
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ps_stat = subprocess.check_output(ps_cmd).strip()
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log.write('\n*** test %s process %d in state %s ***\n' %
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(test_name, child.pid, ps_stat))
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child.kill(signal.SIGTERM)
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child.read()
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log = StringIO()
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tee_log = Tee(log)
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test_name = sys.argv[1]
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start_time = time.time()
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result_id = RunOnce(test_name, tee_log)
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elapsed_time = time.time() - start_time
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if result_id == RESULT_ID_TIMEOUT:
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sys.stderr.write('Test %s timed out after %d seconds!\n' %
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(test_name, TIMEOUT))
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failed = True
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elif result_id == RESULT_ID_PASS:
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sys.stderr.write('Test %s passed! (%.3f seconds)\n' %
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(test_name, elapsed_time))
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failed = False
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elif result_id == RESULT_ID_FAIL:
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sys.stderr.write('Test %s failed! (%.3f seconds)\n' %
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(test_name, elapsed_time))
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failed = True
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elif result_id == RESULT_ID_EOF:
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sys.stderr.write('Test %s terminated unexpectedly! (%.3f seconds)\n' %
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(test_name, elapsed_time))
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failed = True
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if failed:
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sys.stderr.write('\n====== Emulator output ======\n')
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sys.stderr.write(log.getvalue())
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sys.stderr.write('\n=============================\n')
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sys.exit(1)
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else:
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sys.exit(0)
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