65 lines
2.4 KiB
Python
65 lines
2.4 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import logging
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from vts.runners.host import asserts
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from vts.runners.host import base_test
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from vts.runners.host import const
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from vts.runners.host import test_runner
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from vts.utils.python.controllers import android_device
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import re
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class MemorySystemStressTest(base_test.BaseTestClass):
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"""Userspace Memory Stress Test."""
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_mem = 64
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_DURATION_SEC = 300
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_STRESSAPPTEST = '/data/local/tmp/32/stressapptest'
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def setUpClass(self):
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self.dut = self.registerController(android_device)[0]
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# Set executable bit on stressapptest binary
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self.dut.shell.InvokeTerminal("sat_setup")
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self.shell = getattr(self.dut.shell, "sat_setup")
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cmd = ['chmod +x', str(self._STRESSAPPTEST)]
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self.shell.Execute(' '.join(cmd))
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# Read /proc/meminfo to read MemFree; use MemFree as total memory under
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# test
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meminfo_results = self.shell.Execute("cat /proc/meminfo")
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matched = re.search(r'MemFree:\s+(\d+)', str(meminfo_results[const.STDOUT]))
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if matched:
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self._mem = int(matched.groups()[0]) / 1024
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self._mem = max(self._mem, 64) # Minimum 64M memory under test
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self._mem = min(self._mem, 1280) # Maximum 1280M memory under test
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def testMemory32bit(self):
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"""Memory Test using stressapptest."""
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# Compose stressapptest command to execute for memory test
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cmd = [str(self._STRESSAPPTEST), '-W ' '-M', str(self._mem), '-s', str(self._DURATION_SEC)]
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logging.info(cmd)
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results = self.shell.Execute(' '.join(cmd))
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logging.info(str(results[const.STDOUT]))
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# Check for 'PASS' and exit code
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asserts.assertTrue('Status: PASS' in results[const.STDOUT][0].strip(), "Memory test failed.")
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if __name__ == "__main__":
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test_runner.main()
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