diff options
Diffstat (limited to 'libnativeloader/native_loader_test.cpp')
| -rw-r--r-- | libnativeloader/native_loader_test.cpp | 234 |
1 files changed, 2 insertions, 232 deletions
diff --git a/libnativeloader/native_loader_test.cpp b/libnativeloader/native_loader_test.cpp index e754414f46..79e5070b01 100644 --- a/libnativeloader/native_loader_test.cpp +++ b/libnativeloader/native_loader_test.cpp @@ -16,19 +16,14 @@ #if defined(ART_TARGET_ANDROID) +#include "native_loader_test.h" + #include <dlfcn.h> -#include <memory> -#include <unordered_map> -#include <android-base/stringprintf.h> #include <android-base/strings.h> -#include <gmock/gmock.h> #include <gtest/gtest.h> -#include <jni.h> -#include "native_loader_namespace.h" #include "nativehelper/scoped_utf_chars.h" -#include "nativeloader/dlext_namespaces.h" #include "nativeloader/native_loader.h" #include "public_libraries.h" @@ -37,9 +32,7 @@ namespace nativeloader { using ::testing::Eq; using ::testing::NotNull; -using ::testing::Return; using ::testing::StrEq; -using ::testing::_; using internal::ConfigEntry; using internal::ParseApexLibrariesConfig; using internal::ParseConfig; @@ -50,228 +43,6 @@ using internal::ParseConfig; #define LIB_DIR "lib" #endif -// gmock interface that represents interested platform APIs on libdl_android and libnativebridge -class Platform { - public: - virtual ~Platform() {} - - // These mock_* are the APIs semantically the same across libdl_android and libnativebridge. - // Instead of having two set of mock APIs for the two, define only one set with an additional - // argument 'bool bridged' to identify the context (i.e., called for libdl_android or - // libnativebridge). - typedef char* mock_namespace_handle; - virtual bool mock_init_anonymous_namespace(bool bridged, const char* sonames, - const char* search_paths) = 0; - virtual mock_namespace_handle mock_create_namespace( - bool bridged, const char* name, const char* ld_library_path, const char* default_library_path, - uint64_t type, const char* permitted_when_isolated_path, mock_namespace_handle parent) = 0; - virtual bool mock_link_namespaces(bool bridged, mock_namespace_handle from, - mock_namespace_handle to, const char* sonames) = 0; - virtual mock_namespace_handle mock_get_exported_namespace(bool bridged, const char* name) = 0; - virtual void* mock_dlopen_ext(bool bridged, const char* filename, int flags, - mock_namespace_handle ns) = 0; - - // libnativebridge APIs for which libdl_android has no corresponding APIs - virtual bool NativeBridgeInitialized() = 0; - virtual const char* NativeBridgeGetError() = 0; - virtual bool NativeBridgeIsPathSupported(const char*) = 0; - virtual bool NativeBridgeIsSupported(const char*) = 0; - - // To mock "ClassLoader Object.getParent()" - virtual const char* JniObject_getParent(const char*) = 0; -}; - -// The mock does not actually create a namespace object. But simply casts the pointer to the -// string for the namespace name as the handle to the namespace object. -#define TO_ANDROID_NAMESPACE(str) \ - reinterpret_cast<struct android_namespace_t*>(const_cast<char*>(str)) - -#define TO_BRIDGED_NAMESPACE(str) \ - reinterpret_cast<struct native_bridge_namespace_t*>(const_cast<char*>(str)) - -#define TO_MOCK_NAMESPACE(ns) reinterpret_cast<Platform::mock_namespace_handle>(ns) - -// These represents built-in namespaces created by the linker according to ld.config.txt -static std::unordered_map<std::string, Platform::mock_namespace_handle> namespaces = { -#define NAMESPACE_ENTRY(ns) {ns, TO_MOCK_NAMESPACE(TO_ANDROID_NAMESPACE(ns))} - NAMESPACE_ENTRY("com_android_i18n"), - NAMESPACE_ENTRY("com_android_neuralnetworks"), - NAMESPACE_ENTRY("com_android_art"), - NAMESPACE_ENTRY("default"), - NAMESPACE_ENTRY("sphal"), - NAMESPACE_ENTRY("system"), - NAMESPACE_ENTRY("vndk"), - NAMESPACE_ENTRY("vndk_product"), -#undef NAMESPACE_ENTRY -}; - -// The actual gmock object -class MockPlatform : public Platform { - public: - explicit MockPlatform(bool is_bridged) : is_bridged_(is_bridged) { - ON_CALL(*this, NativeBridgeIsSupported(_)).WillByDefault(Return(is_bridged_)); - ON_CALL(*this, NativeBridgeIsPathSupported(_)).WillByDefault(Return(is_bridged_)); - ON_CALL(*this, mock_get_exported_namespace(_, _)) - .WillByDefault(testing::Invoke([](bool, const char* name) -> mock_namespace_handle { - if (namespaces.find(name) != namespaces.end()) { - return namespaces[name]; - } - std::string msg = android::base::StringPrintf("(namespace %s not found)", name); - // The strdup'ed string will leak, but the test is already failing if we get here. - return TO_MOCK_NAMESPACE(TO_ANDROID_NAMESPACE(strdup(msg.c_str()))); - })); - } - - // Mocking the common APIs - MOCK_METHOD3(mock_init_anonymous_namespace, bool(bool, const char*, const char*)); - MOCK_METHOD7(mock_create_namespace, - mock_namespace_handle(bool, const char*, const char*, const char*, uint64_t, - const char*, mock_namespace_handle)); - MOCK_METHOD4(mock_link_namespaces, - bool(bool, mock_namespace_handle, mock_namespace_handle, const char*)); - MOCK_METHOD2(mock_get_exported_namespace, mock_namespace_handle(bool, const char*)); - MOCK_METHOD4(mock_dlopen_ext, void*(bool, const char*, int, mock_namespace_handle)); - - // Mocking libnativebridge APIs - MOCK_METHOD0(NativeBridgeInitialized, bool()); - MOCK_METHOD0(NativeBridgeGetError, const char*()); - MOCK_METHOD1(NativeBridgeIsPathSupported, bool(const char*)); - MOCK_METHOD1(NativeBridgeIsSupported, bool(const char*)); - - // Mocking "ClassLoader Object.getParent()" - MOCK_METHOD1(JniObject_getParent, const char*(const char*)); - - private: - bool is_bridged_; -}; - -static std::unique_ptr<MockPlatform> mock; - -// Provide C wrappers for the mock object. These symbols must be exported by ld -// to be able to override the real symbols in the shared libs. -extern "C" { - -// libdl_android APIs - -bool android_init_anonymous_namespace(const char* sonames, const char* search_path) { - return mock->mock_init_anonymous_namespace(false, sonames, search_path); -} - -struct android_namespace_t* android_create_namespace(const char* name, const char* ld_library_path, - const char* default_library_path, - uint64_t type, - const char* permitted_when_isolated_path, - struct android_namespace_t* parent) { - return TO_ANDROID_NAMESPACE( - mock->mock_create_namespace(false, name, ld_library_path, default_library_path, type, - permitted_when_isolated_path, TO_MOCK_NAMESPACE(parent))); -} - -bool android_link_namespaces(struct android_namespace_t* from, struct android_namespace_t* to, - const char* sonames) { - return mock->mock_link_namespaces(false, TO_MOCK_NAMESPACE(from), TO_MOCK_NAMESPACE(to), sonames); -} - -struct android_namespace_t* android_get_exported_namespace(const char* name) { - return TO_ANDROID_NAMESPACE(mock->mock_get_exported_namespace(false, name)); -} - -void* android_dlopen_ext(const char* filename, int flags, const android_dlextinfo* info) { - return mock->mock_dlopen_ext(false, filename, flags, TO_MOCK_NAMESPACE(info->library_namespace)); -} - -// libnativebridge APIs - -bool NativeBridgeIsSupported(const char* libpath) { - return mock->NativeBridgeIsSupported(libpath); -} - -struct native_bridge_namespace_t* NativeBridgeGetExportedNamespace(const char* name) { - return TO_BRIDGED_NAMESPACE(mock->mock_get_exported_namespace(true, name)); -} - -struct native_bridge_namespace_t* NativeBridgeCreateNamespace( - const char* name, const char* ld_library_path, const char* default_library_path, uint64_t type, - const char* permitted_when_isolated_path, struct native_bridge_namespace_t* parent) { - return TO_BRIDGED_NAMESPACE( - mock->mock_create_namespace(true, name, ld_library_path, default_library_path, type, - permitted_when_isolated_path, TO_MOCK_NAMESPACE(parent))); -} - -bool NativeBridgeLinkNamespaces(struct native_bridge_namespace_t* from, - struct native_bridge_namespace_t* to, const char* sonames) { - return mock->mock_link_namespaces(true, TO_MOCK_NAMESPACE(from), TO_MOCK_NAMESPACE(to), sonames); -} - -void* NativeBridgeLoadLibraryExt(const char* libpath, int flag, - struct native_bridge_namespace_t* ns) { - return mock->mock_dlopen_ext(true, libpath, flag, TO_MOCK_NAMESPACE(ns)); -} - -bool NativeBridgeInitialized() { - return mock->NativeBridgeInitialized(); -} - -bool NativeBridgeInitAnonymousNamespace(const char* public_ns_sonames, - const char* anon_ns_library_path) { - return mock->mock_init_anonymous_namespace(true, public_ns_sonames, anon_ns_library_path); -} - -const char* NativeBridgeGetError() { - return mock->NativeBridgeGetError(); -} - -bool NativeBridgeIsPathSupported(const char* path) { - return mock->NativeBridgeIsPathSupported(path); -} - -} // extern "C" - -// A very simple JNI mock. -// jstring is a pointer to utf8 char array. We don't need utf16 char here. -// jobject, jclass, and jmethodID are also a pointer to utf8 char array -// Only a few JNI methods that are actually used in libnativeloader are mocked. -JNINativeInterface* CreateJNINativeInterface() { - JNINativeInterface* inf = new JNINativeInterface(); - memset(inf, 0, sizeof(JNINativeInterface)); - - inf->GetStringUTFChars = [](JNIEnv*, jstring s, jboolean*) -> const char* { - return reinterpret_cast<const char*>(s); - }; - - inf->ReleaseStringUTFChars = [](JNIEnv*, jstring, const char*) -> void { return; }; - - inf->NewStringUTF = [](JNIEnv*, const char* bytes) -> jstring { - return reinterpret_cast<jstring>(const_cast<char*>(bytes)); - }; - - inf->FindClass = [](JNIEnv*, const char* name) -> jclass { - return reinterpret_cast<jclass>(const_cast<char*>(name)); - }; - - inf->CallObjectMethodV = [](JNIEnv*, jobject obj, jmethodID mid, va_list) -> jobject { - if (strcmp("getParent", reinterpret_cast<const char*>(mid)) == 0) { - // JniObject_getParent can be a valid jobject or nullptr if there is - // no parent classloader. - const char* ret = mock->JniObject_getParent(reinterpret_cast<const char*>(obj)); - return reinterpret_cast<jobject>(const_cast<char*>(ret)); - } - return nullptr; - }; - - inf->GetMethodID = [](JNIEnv*, jclass, const char* name, const char*) -> jmethodID { - return reinterpret_cast<jmethodID>(const_cast<char*>(name)); - }; - - inf->NewWeakGlobalRef = [](JNIEnv*, jobject obj) -> jobject { return obj; }; - - inf->IsSameObject = [](JNIEnv*, jobject a, jobject b) -> jboolean { - return strcmp(reinterpret_cast<const char*>(a), reinterpret_cast<const char*>(b)) == 0; - }; - - return inf; -} - static void* const any_nonnull = reinterpret_cast<void*>(0x12345678); // Custom matcher for comparing namespace handles @@ -808,7 +579,6 @@ jni com_android_foo lib64/libfoo.so ASSERT_EQ("Invalid library_list \"jni com_android_foo lib64/libfoo.so\"", result.error().message()); } - } // namespace nativeloader } // namespace android |