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69 lines
2.6 KiB
69 lines
2.6 KiB
/* |
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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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#define LOG_TAG "Singleton_test" |
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#include <dlfcn.h> |
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#include <android-base/file.h> |
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#include <android-base/stringprintf.h> |
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#include <utils/Singleton.h> |
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#include <gtest/gtest.h> |
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#include "Singleton_test.h" |
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namespace android { |
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TEST(SingletonTest, bug35674422) { |
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std::string path = android::base::GetExecutableDirectory(); |
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// libutils_tests_singleton1.so contains the ANDROID_SINGLETON_STATIC_INSTANCE |
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// definition of SingletonTestData, load it first. |
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std::string lib = android::base::StringPrintf("%s/libutils_tests_singleton1.so", path.c_str()); |
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void* handle1 = dlopen(lib.c_str(), RTLD_NOW); |
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ASSERT_TRUE(handle1 != nullptr) << dlerror(); |
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// libutils_tests_singleton2.so references SingletonTestData but should not |
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// have a definition |
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lib = android::base::StringPrintf("%s/libutils_tests_singleton2.so", path.c_str()); |
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void* handle2 = dlopen(lib.c_str(), RTLD_NOW); |
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ASSERT_TRUE(handle2 != nullptr) << dlerror(); |
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using has_fn_t = decltype(&singletonHasInstance); |
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using get_fn_t = decltype(&singletonGetInstanceContents); |
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using set_fn_t = decltype(&singletonSetInstanceContents); |
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has_fn_t has1 = reinterpret_cast<has_fn_t>(dlsym(handle1, "singletonHasInstance")); |
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ASSERT_TRUE(has1 != nullptr) << dlerror(); |
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has_fn_t has2 = reinterpret_cast<has_fn_t>(dlsym(handle2, "singletonHasInstance")); |
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ASSERT_TRUE(has2 != nullptr) << dlerror(); |
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get_fn_t get1 = reinterpret_cast<get_fn_t>(dlsym(handle1, "singletonGetInstanceContents")); |
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ASSERT_TRUE(get1 != nullptr) << dlerror(); |
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get_fn_t get2 = reinterpret_cast<get_fn_t>(dlsym(handle2, "singletonGetInstanceContents")); |
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ASSERT_TRUE(get2 != nullptr) << dlerror(); |
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set_fn_t set1 = reinterpret_cast<set_fn_t>(dlsym(handle2, "singletonSetInstanceContents")); |
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ASSERT_TRUE(set1 != nullptr) << dlerror(); |
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EXPECT_FALSE(has1()); |
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EXPECT_FALSE(has2()); |
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set1(12345678U); |
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EXPECT_TRUE(has1()); |
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EXPECT_TRUE(has2()); |
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EXPECT_EQ(12345678U, get1()); |
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EXPECT_EQ(12345678U, get2()); |
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} |
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}
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