android_frameworks_base/cmds/idmap2/tests/Idmap2BinaryTests.cpp
Colin Cross faa5e27652 Rename ProcResult stdout and stderr fields
stdout and stderr are macros in musl, which causes build failures
when they are used as field names.  Rename the fields to stdout_str
and stderr_str.

Test: builds
Change-Id: I04770d2d6e82ca8393308ab12a304838a80f0ae5
2021-08-17 15:01:14 -07:00

279 lines
10 KiB
C++

/*
* Copyright (C) 2018 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.
*/
/*
* The tests in this file operate on a higher level than the tests in the other
* files. Here, all tests execute the idmap2 binary and only depend on
* libidmap2 to verify the output of idmap2.
*/
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <cerrno>
#include <cstdlib>
#include <cstring> // strerror
#include <fstream>
#include <memory>
#include <sstream>
#include <string>
#include <vector>
#include "R.h"
#include "TestConstants.h"
#include "TestHelpers.h"
#include "androidfw/PosixUtils.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "idmap2/FileUtils.h"
#include "idmap2/Idmap.h"
#include "private/android_filesystem_config.h"
using ::android::base::StringPrintf;
using ::android::util::ExecuteBinary;
using ::testing::NotNull;
namespace android::idmap2 {
class Idmap2BinaryTests : public Idmap2Tests {};
namespace {
void AssertIdmap(const Idmap& idmap, const std::string& target_apk_path,
const std::string& overlay_apk_path) {
// check that the idmap file looks reasonable (IdmapTests is responsible for
// more in-depth verification)
ASSERT_EQ(idmap.GetHeader()->GetMagic(), kIdmapMagic);
ASSERT_EQ(idmap.GetHeader()->GetVersion(), kIdmapCurrentVersion);
ASSERT_EQ(idmap.GetHeader()->GetTargetPath(), target_apk_path);
ASSERT_EQ(idmap.GetHeader()->GetOverlayPath(), overlay_apk_path);
ASSERT_EQ(idmap.GetData().size(), 1U);
}
#define ASSERT_IDMAP(idmap_ref, target_apk_path, overlay_apk_path) \
do { \
ASSERT_NO_FATAL_FAILURE(AssertIdmap(idmap_ref, target_apk_path, overlay_apk_path)); \
} while (0)
#ifdef __ANDROID__
#define SKIP_TEST_IF_CANT_EXEC_IDMAP2 \
do { \
const uid_t uid = getuid(); \
if (uid != AID_ROOT && uid != AID_SYSTEM) { \
GTEST_SKIP(); \
} \
} while (0)
#else
#define SKIP_TEST_IF_CANT_EXEC_IDMAP2
#endif
} // namespace
TEST_F(Idmap2BinaryTests, Create) {
SKIP_TEST_IF_CANT_EXEC_IDMAP2;
// clang-format off
auto result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", GetTargetApkPath(),
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
struct stat st;
ASSERT_EQ(stat(GetIdmapPath().c_str(), &st), 0);
std::ifstream fin(GetIdmapPath());
const auto idmap = Idmap::FromBinaryStream(fin);
fin.close();
ASSERT_TRUE(idmap);
ASSERT_IDMAP(**idmap, GetTargetApkPath(), GetOverlayApkPath());
unlink(GetIdmapPath().c_str());
}
TEST_F(Idmap2BinaryTests, Dump) {
SKIP_TEST_IF_CANT_EXEC_IDMAP2;
// clang-format off
auto result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", GetTargetApkPath(),
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
// clang-format off
result = ExecuteBinary({"idmap2",
"dump",
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
ASSERT_NE(result->stdout_str.find(StringPrintf("0x%08x -> 0x%08x", R::target::integer::int1,
R::overlay::integer::int1)),
std::string::npos)
<< result->stdout_str;
ASSERT_NE(result->stdout_str.find(StringPrintf("0x%08x -> 0x%08x", R::target::string::str1,
R::overlay::string::str1)),
std::string::npos)
<< result->stdout_str;
ASSERT_NE(result->stdout_str.find(StringPrintf("0x%08x -> 0x%08x", R::target::string::str3,
R::overlay::string::str3)),
std::string::npos)
<< result->stdout_str;
ASSERT_NE(result->stdout_str.find(StringPrintf("0x%08x -> 0x%08x", R::target::string::str4,
R::overlay::string::str4)),
std::string::npos)
<< result->stdout_str;
// clang-format off
result = ExecuteBinary({"idmap2",
"dump",
"--verbose",
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
ASSERT_NE(result->stdout_str.find("00000000: 504d4449 magic"), std::string::npos);
// clang-format off
result = ExecuteBinary({"idmap2",
"dump",
"--verbose",
"--idmap-path", GetTestDataPath() + "/DOES-NOT-EXIST"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_NE(result->status, EXIT_SUCCESS);
unlink(GetIdmapPath().c_str());
}
TEST_F(Idmap2BinaryTests, Lookup) {
SKIP_TEST_IF_CANT_EXEC_IDMAP2;
// clang-format off
auto result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", GetTargetApkPath(),
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
// clang-format off
result = ExecuteBinary({"idmap2",
"lookup",
"--idmap-path", GetIdmapPath(),
"--config", "",
"--resid", StringPrintf("0x%08x", R::target::string::str1)});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
ASSERT_NE(result->stdout_str.find("overlay-1"), std::string::npos);
ASSERT_EQ(result->stdout_str.find("overlay-1-sv"), std::string::npos);
// clang-format off
result = ExecuteBinary({"idmap2",
"lookup",
"--idmap-path", GetIdmapPath(),
"--config", "",
"--resid", "test.target:string/str1"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
ASSERT_NE(result->stdout_str.find("overlay-1"), std::string::npos);
ASSERT_EQ(result->stdout_str.find("overlay-1-sv"), std::string::npos);
// clang-format off
result = ExecuteBinary({"idmap2",
"lookup",
"--idmap-path", GetIdmapPath(),
"--config", "sv",
"--resid", "test.target:string/str1"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_EQ(result->status, EXIT_SUCCESS) << result->stderr_str;
ASSERT_NE(result->stdout_str.find("overlay-1-sv"), std::string::npos);
unlink(GetIdmapPath().c_str());
}
TEST_F(Idmap2BinaryTests, InvalidCommandLineOptions) {
SKIP_TEST_IF_CANT_EXEC_IDMAP2;
const std::string invalid_target_apk_path = GetTestDataPath() + "/DOES-NOT-EXIST";
// missing mandatory options
// clang-format off
auto result = ExecuteBinary({"idmap2",
"create"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_NE(result->status, EXIT_SUCCESS);
// missing argument to option
// clang-format off
result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", GetTargetApkPath(),
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_NE(result->status, EXIT_SUCCESS);
// invalid target apk path
// clang-format off
result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", invalid_target_apk_path,
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path", GetIdmapPath()});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_NE(result->status, EXIT_SUCCESS);
// unknown policy
// clang-format off
result = ExecuteBinary({"idmap2",
"create",
"--target-apk-path", GetTargetApkPath(),
"--overlay-apk-path", GetOverlayApkPath(),
"--overlay-name", TestConstants::OVERLAY_NAME_DEFAULT,
"--idmap-path", GetIdmapPath(),
"--policy", "this-does-not-exist"});
// clang-format on
ASSERT_THAT(result, NotNull());
ASSERT_NE(result->status, EXIT_SUCCESS);
}
} // namespace android::idmap2