1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _LIBBACKTRACE_BACKTRACE_TEST_H 18 #define _LIBBACKTRACE_BACKTRACE_TEST_H 19 20 #include <dlfcn.h> 21 22 #include <gtest/gtest.h> 23 24 class BacktraceTest : public ::testing::Test { 25 protected: SetUpTestCase()26 static void SetUpTestCase() { 27 dl_handle_ = dlopen("libbacktrace_test.so", RTLD_NOW | RTLD_LOCAL); 28 29 test_level_one_ = reinterpret_cast<int (*)(int, int, int, int, void (*)(void*), void*)>( 30 dlsym(dl_handle_, "test_level_one")); 31 32 test_level_two_ = reinterpret_cast<int (*)(int, int, int, int, void (*)(void*), void*)>( 33 dlsym(dl_handle_, "test_level_two")); 34 35 test_level_three_ = reinterpret_cast<int (*)(int, int, int, int, void (*)(void*), void*)>( 36 dlsym(dl_handle_, "test_level_three")); 37 38 test_level_four_ = reinterpret_cast<int (*)(int, int, int, int, void (*)(void*), void*)>( 39 dlsym(dl_handle_, "test_level_four")); 40 41 test_recursive_call_ = reinterpret_cast<int (*)(int, void (*)(void*), void*)>( 42 dlsym(dl_handle_, "test_recursive_call")); 43 44 test_get_context_and_wait_ = reinterpret_cast<void (*)(void*, volatile int*)>( 45 dlsym(dl_handle_, "test_get_context_and_wait")); 46 47 test_signal_action_ = 48 reinterpret_cast<void (*)(int, siginfo_t*, void*)>(dlsym(dl_handle_, "test_signal_action")); 49 50 test_signal_handler_ = 51 reinterpret_cast<void (*)(int)>(dlsym(dl_handle_, "test_signal_handler")); 52 } 53 SetUp()54 void SetUp() override { 55 ASSERT_TRUE(dl_handle_ != nullptr); 56 ASSERT_TRUE(test_level_one_ != nullptr); 57 ASSERT_TRUE(test_level_two_ != nullptr); 58 ASSERT_TRUE(test_level_three_ != nullptr); 59 ASSERT_TRUE(test_level_four_ != nullptr); 60 ASSERT_TRUE(test_recursive_call_ != nullptr); 61 ASSERT_TRUE(test_get_context_and_wait_ != nullptr); 62 ASSERT_TRUE(test_signal_action_ != nullptr); 63 ASSERT_TRUE(test_signal_handler_ != nullptr); 64 } 65 66 public: 67 static void* dl_handle_; 68 static int (*test_level_one_)(int, int, int, int, void (*)(void*), void*); 69 static int (*test_level_two_)(int, int, int, int, void (*)(void*), void*); 70 static int (*test_level_three_)(int, int, int, int, void (*)(void*), void*); 71 static int (*test_level_four_)(int, int, int, int, void (*)(void*), void*); 72 static int (*test_recursive_call_)(int, void (*)(void*), void*); 73 static void (*test_get_context_and_wait_)(void*, volatile int*); 74 static void (*test_signal_action_)(int, siginfo_t*, void*); 75 static void (*test_signal_handler_)(int); 76 }; 77 78 #endif // _LIBBACKTRACE_BACKTRACE_TEST_H 79