platform_bionic/tests/utils.cpp
Christopher Ferris 02b6bbc7b7 Verify that allocated memory is always zeroed.
If this is a low ram device, then do not run these tests. Otherwise,
verify that memory returned from the allocator is zero.

Bug: 171429763
Bug: 264539505
Bug: 265431478

Test: New unit tests pass on scudo.
Test: New unit tests fail on original jemalloc.
Test: New unit tests pass on jemalloc that always zeroes memory.
Test: New unit tests are skipped on low ram device.
Test: Ran unit tests atest CtsBionicTestCases in above scenarios.
Change-Id: Id62ab74f649c0f7c14a951235fe79972926ecec0
2023-01-26 15:19:09 -08:00

65 lines
2.8 KiB
C++

/*
* Copyright (C) 2022 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "utils.h"
#include <string>
#include <android-base/properties.h>
void RunGwpAsanTest(const char* test_name) {
ExecTestHelper eh;
eh.SetEnv({"GWP_ASAN_SAMPLE_RATE=1", "GWP_ASAN_PROCESS_SAMPLING=1", "GWP_ASAN_MAX_ALLOCS=40000",
nullptr});
std::string filter_arg = "--gtest_filter=";
filter_arg += test_name;
std::string exec(testing::internal::GetArgvs()[0]);
eh.SetArgs({exec.c_str(), "--gtest_also_run_disabled_tests", filter_arg.c_str(), nullptr});
eh.Run([&]() { execve(exec.c_str(), eh.GetArgs(), eh.GetEnv()); },
/* expected_exit_status */ 0,
// |expected_output_regex|, ensure at least one test ran:
R"(\[ PASSED \] [1-9][0-9]* test)");
}
void RunSubtestNoEnv(const char* test_name) {
ExecTestHelper eh;
std::string filter_arg = "--gtest_filter=";
filter_arg += test_name;
std::string exec(testing::internal::GetArgvs()[0]);
eh.SetArgs({exec.c_str(), "--gtest_also_run_disabled_tests", filter_arg.c_str(), nullptr});
eh.Run([&]() { execve(exec.c_str(), eh.GetArgs(), eh.GetEnv()); },
/* expected_exit_status */ 0,
// |expected_output_regex|, ensure at least one test ran:
R"(\[ PASSED \] [1-9]+0? test)");
}
bool IsLowRamDevice() {
return android::base::GetBoolProperty("ro.config.low_ram", false) ||
(android::base::GetBoolProperty("ro.debuggable", false) &&
android::base::GetBoolProperty("debug.force_low_ram", false));
}