81 lines
3 KiB
Python
81 lines
3 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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# TODO(hsinyichen): delete this file when BINDER_IPC_32BIT is unsupported
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import gzip
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import logging
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import os
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import tempfile
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from vts.runners.host import asserts
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from vts.runners.host import test_runner
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from vts.testcases.template.gtest_binary_test import gtest_binary_test
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from vts.utils.python.controllers import adb
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from vts.utils.python.os import path_utils
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class VtsKernelBinderTest(gtest_binary_test.GtestBinaryTest):
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"""Tests to verify kernel binder.
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Attributes:
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_dut: AndroidDevice, the device under test.
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_is_32: boolean, whether CONFIG_ANDROID_BINDER_IPC_32BIT=y.
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_BINDER_IPC_32BIT_LINE: the line enabling 32-bit binder interface in
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kernel config.
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_TAG_IPC32: the tag on 32-bit binder interface tests.
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_TAG_IPC64: the tag on 64-bit binder interface tests.
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"""
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_BINDER_IPC_32BIT_LINE = "CONFIG_ANDROID_BINDER_IPC_32BIT=y\n"
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_TAG_IPC32 = "_IPC32_"
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_TAG_IPC64 = "_IPC64_"
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# @Override
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def setUpClass(self):
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"""Checks if binder interface is 32-bit."""
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super(VtsKernelBinderTest, self).setUpClass()
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self._is_32 = None
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with tempfile.NamedTemporaryFile(delete=False) as temp_file:
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config_path = temp_file.name
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try:
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logging.info("Pull config.gz to %s", config_path)
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self._dut.adb.pull("/proc/config.gz", config_path)
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with gzip.GzipFile(config_path) as config_file:
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self._is_32 = (self._BINDER_IPC_32BIT_LINE in config_file)
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except (adb.AdbError, IOError) as e:
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logging.exception("Cannot read kernel config. Both 32 and 64-bit "
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"binder interface tests will be executed: %s", e)
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finally:
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os.remove(config_path)
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logging.info("BINDER_IPC_32BIT = %s", self._is_32)
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# @Override
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def RunTestCase(self, test_case):
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"""Runs the test case corresponding to binder bitness.
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Args:
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test_case: GtestTestCase object
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"""
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asserts.skipIf((self._TAG_IPC32 in test_case.tag and
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self._is_32 == False),
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"Skip tests for 32-bit binder interface.")
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asserts.skipIf(self._TAG_IPC64 in test_case.tag and self._is_32,
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"Skip tests for 64-bit binder interface.")
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super(VtsKernelBinderTest, self).RunTestCase(test_case)
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if __name__ == "__main__":
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test_runner.main()
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