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#!/usr/bin/env python
#
# Copyright (C) 2017 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import logging
from vts.runners.host import asserts
from vts.runners.host import base_test
from vts.runners.host import keys
from vts.runners.host import test_runner
from vts.testcases.vndk.golden import vndk_data
from vts.utils.python.file import target_file_utils
from vts.utils.python.os import path_utils
from vts.utils.python.vndk import vndk_utils
class VtsVndkFilesTest(base_test.BaseTestClass):
"""A test for VNDK files and directories.
Attributes:
data_file_path: The path to VTS data directory.
_dut: The AndroidDevice under test.
_shell: The ShellMirrorObject that executes commands.
_vndk_version: The VNDK version of the device.
"""
# Some LL-NDK libraries may load the implementations with the same names
# from /vendor/lib. Since a vendor may install an implementation of an
# LL-NDK library with the same name, testNoLlndkInVendor doesn't raise
# errors on these LL-NDK libraries.
_LL_NDK_COLLIDING_NAMES = ("libEGL.so", "libGLESv1_CM.so", "libGLESv2.so",
"libGLESv3.so")
_TARGET_ODM_LIB = "/odm/{LIB}"
_TARGET_VENDOR_LIB = "/vendor/{LIB}"
def setUpClass(self):
"""Initializes the data file path and shell."""
required_params = [keys.ConfigKeys.IKEY_DATA_FILE_PATH]
self.getUserParams(required_params)
self._dut = self.android_devices[0]
self._shell = self._dut.shell
self._vndk_version = self._dut.vndk_version
def _ListFiles(self, dir_path):
"""Lists all files in a directory except subdirectories.
Args:
dir_path: A string, path to the directory on device.
Returns:
A list of strings, the file paths in the directory.
"""
if not target_file_utils.Exists(dir_path, self._shell):
logging.info("%s not found", dir_path)
return []
return target_file_utils.FindFiles(self._shell, dir_path, "*",
"! -type d")
def _TestVndkDirectory(self, vndk_dir, *vndk_list_names):
"""Verifies that the VNDK directory doesn't contain extra files.
Args:
vndk_dir: The path to the VNDK directory on device.
*vndk_list_names: Strings, the categories of the VNDK libraries
that can be in the directory.
"""
vndk_lists = vndk_data.LoadVndkLibraryLists(
self.data_file_path, self._vndk_version, *vndk_list_names)
asserts.assertTrue(vndk_lists, "Cannot load VNDK library lists.")
vndk_set = set().union(*vndk_lists)
logging.debug("vndk set: %s", vndk_set)
unexpected = set(self._ListFiles(vndk_dir)) - vndk_set
if unexpected:
logging.error("Unexpected files:\n%s", "\n".join(unexpected))
asserts.fail("Total number of errors: %d" % len(unexpected))
def _TestNotInVndkDirecotory(self, vndk_dir, vndk_list_names, except_libs):
"""Verifies that VNDK directory doesn't contain specific files.
Args:
vndk_dir, The path to the VNDK directory on device.
vndk_list_names: A list of strings, the categories of the VNDK
libraries that should not be in the directory.
except_libs: A set of strings, the file names of the libraries that
are exceptions to this test.
"""
vndk_lists = vndk_data.LoadVndkLibraryLists(
self.data_file_path, self._vndk_version, *vndk_list_names)
asserts.assertTrue(vndk_lists, "Cannot load VNDK library lists.")
vndk_set = set()
for vndk_list in vndk_lists:
vndk_set.update(path_utils.TargetBaseName(x) for x in vndk_list)
vndk_set.difference_update(except_libs)
logging.debug("vndk set: %s", vndk_set)
unexpected = [x for x in self._ListFiles(vndk_dir) if
path_utils.TargetBaseName(x) in vndk_set]
if unexpected:
logging.error("Unexpected files:\n%s", "\n".join(unexpected))
asserts.fail("Total number of errors: %d" % len(unexpected))
def testVndkCoreDirectory(self):
"""Verifies that VNDK-core directory doesn't contain extra files."""
asserts.skipIf(not vndk_utils.IsVndkRuntimeEnforced(self._dut),
"VNDK runtime is not enforced on the device.")
self._TestVndkDirectory(
vndk_utils.GetVndkCoreDirectory(
self.abi_bitness, self._vndk_version),
vndk_data.VNDK,
vndk_data.VNDK_PRIVATE)
def testVndkSpDirectory(self):
"""Verifies that VNDK-SP directory doesn't contain extra files."""
self._TestVndkDirectory(
vndk_utils.GetVndkSpDirectory(
self.abi_bitness, self._vndk_version),
vndk_data.VNDK_SP,
vndk_data.VNDK_SP_PRIVATE)
def testNoLlndkInVendor(self):
"""Verifies that vendor partition has no LL-NDK libraries."""
self._TestNotInVndkDirecotory(
vndk_utils.FormatVndkPath(
self._TARGET_VENDOR_LIB, self.abi_bitness),
(vndk_data.LL_NDK,),
self._LL_NDK_COLLIDING_NAMES)
def testNoLlndkInOdm(self):
"""Verifies that odm partition has no LL-NDK libraries."""
self._TestNotInVndkDirecotory(
vndk_utils.FormatVndkPath(self._TARGET_ODM_LIB, self.abi_bitness),
(vndk_data.LL_NDK,),
self._LL_NDK_COLLIDING_NAMES)
if __name__ == "__main__":
test_runner.main()
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