/*
* Copyright ( C ) 2021 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 .
*/
#include <memory>
#include <string>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "jni.h"
#include "native_loader_test.h"
#include "nativehelper/scoped_utf_chars.h"
#include "nativeloader/native_loader.h"
namespace android {
namespace nativeloader {
using ::testing::Return ;
using ::testing::StrEq;
// Test the exported API in libnativeloader and libnativeloader_lazy. The
// testing we can do here outside a full VM is limited, but this is only to
// complement other tests and ensure coverage of the APIs that aren't in the
// common call paths.
class NativeLoaderLazyTest : public ::testing::Test {
protected :
void SetUp() override {
jni_mock = std::make_unique<::testing::NiceMock<MockJni>>();
env = std::make_unique<JNIEnv>();
env->functions = CreateJNINativeInterface();
}
void TearDown() override {
// ResetNativeLoader isn't accessible through the lazy library, so we cannot
// reset libnativeloader internal state. Hence be sure to not reuse the same
// class loader/namespace names.
delete env->functions;
jni_mock.reset();
}
void CallCreateClassLoaderNamespace(const char * class_loader) {
ON_CALL(*jni_mock, JniObject_getParent(StrEq(class_loader))).WillByDefault(Return (nullptr));
jstring err = CreateClassLoaderNamespace(env.get(),
17 ,
env.get()->NewStringUTF(class_loader),
false ,
env.get()->NewStringUTF("/data/app/foo/classes.dex" ),
env.get()->NewStringUTF("/data/app/foo" ),
/*permitted_path=*/nullptr,
/*uses_library_list=*/nullptr);
EXPECT_EQ(err, nullptr) << "Error is: " << std::string(ScopedUtfChars(env.get(), err).c_str());
}
std::unique_ptr<JNIEnv> env;
};
TEST_F(NativeLoaderLazyTest, CreateClassLoaderNamespace) {
CallCreateClassLoaderNamespace("my_classloader_1" );
EXPECT_NE(FindNamespaceByClassLoader(env.get(), env.get()->NewStringUTF("my_classloader_1" )),
nullptr);
}
TEST_F(NativeLoaderLazyTest, OpenNativeLibrary) {
bool needs_native_bridge;
char * errmsg = nullptr;
EXPECT_EQ(nullptr,
OpenNativeLibrary(env.get(),
17 ,
"libnotfound.so" ,
env.get()->NewStringUTF("my_classloader" ),
/*caller_location=*/nullptr,
/*library_path=*/nullptr,
&needs_native_bridge,
&errmsg));
EXPECT_NE(nullptr, errmsg);
NativeLoaderFreeErrorMessage(errmsg);
}
TEST_F(NativeLoaderLazyTest, CloseNativeLibrary) {
char * errmsg = nullptr;
EXPECT_FALSE(CloseNativeLibrary(nullptr, false , &errmsg));
EXPECT_NE(nullptr, errmsg);
NativeLoaderFreeErrorMessage(errmsg);
}
TEST_F(NativeLoaderLazyTest, OpenNativeLibraryInNamespace) {
CallCreateClassLoaderNamespace("my_classloader_2" );
struct NativeLoaderNamespace* ns = FindNativeLoaderNamespaceByClassLoader(
env.get(), env.get()->NewStringUTF("my_classloader_2" ));
ASSERT_NE(nullptr, ns);
bool needs_native_bridge;
char * errmsg = nullptr;
EXPECT_FALSE(OpenNativeLibraryInNamespace(ns, "libnotfound.so" , &needs_native_bridge, &errmsg));
EXPECT_NE(nullptr, errmsg);
NativeLoaderFreeErrorMessage(errmsg);
}
TEST_F(NativeLoaderLazyTest, FindNamespaceByClassLoader) {
EXPECT_EQ(nullptr, FindNamespaceByClassLoader(env.get(), env.get()->NewStringUTF("namespace" )));
}
TEST_F(NativeLoaderLazyTest, FindNativeLoaderNamespaceByClassLoader) {
EXPECT_EQ(
nullptr,
FindNativeLoaderNamespaceByClassLoader(env.get(), env.get()->NewStringUTF("namespace" )));
}
TEST_F(NativeLoaderLazyTest, NativeLoaderFreeErrorMessage) {
NativeLoaderFreeErrorMessage(nullptr);
}
} // namespace nativeloader
} // namespace android
Messung V0.5 in Prozent C=85 H=91 G=87
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-29)
¤
*© Formatika GbR, Deutschland