| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // A crazy linker test to test crazy_context_set_java_vm(). |
| |
| #include <jni.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <crazy_linker.h> |
| |
| #include "test_util.h" |
| |
| #define VARNAME "TEST_VAR" |
| |
| static const char kJniLibName[] = "libcrazy_linker_tests_libjni_lib.so"; |
| static void* kJavaVM = (void*)0xdeadcafe; |
| |
| int main() { |
| crazy_context_t* context = crazy_context_create(); |
| crazy_library_t* library; |
| |
| // Expect to find the library in the same directory than this executable. |
| crazy_add_search_path_for_address((void*)&main); |
| |
| crazy_set_java_vm(kJavaVM, JNI_VERSION_1_2); |
| |
| // Load libjni_lib.so, this should invoke its JNI_OnLoad() function |
| // automatically. |
| setenv(VARNAME, "INIT", 1); |
| if (!crazy_library_open(&library, kJniLibName, context)) |
| Panic("Could not open library: %s\n", crazy_context_get_error(context)); |
| |
| const char* env = getenv(VARNAME); |
| if (strcmp(env, "LOADED")) |
| Panic("JNI_OnLoad() hook was not called! %s is %s\n", VARNAME, env); |
| |
| crazy_library_close(library); |
| env = getenv(VARNAME); |
| if (strcmp(env, "UNLOADED")) |
| Panic("JNI_OnUnload() hook was not called! %s is %s\n", VARNAME, env); |
| |
| // Now, change the minimum JNI version to JNI_VERSION_1_6, which should |
| // prevent loading the library properly, since it only supports 1.2. |
| crazy_set_java_vm(kJavaVM, JNI_VERSION_1_6); |
| |
| setenv(VARNAME, "INIT", 1); |
| if (crazy_library_open(&library, kJniLibName, context)) |
| Panic("Could load the library with JNI_VERSION_1_6 > JNI_VERSION_1_2."); |
| |
| // Disable the feature, this shall load the library, but not call the |
| // JNI_OnLoad() hook. |
| crazy_set_java_vm(nullptr, 0); |
| |
| setenv(VARNAME, "INIT", 1); |
| if (!crazy_library_open(&library, kJniLibName, context)) |
| Panic("Could not load the library without a JavaVM handle !?\n"); |
| |
| env = getenv(VARNAME); |
| if (strcmp(env, "INIT")) |
| Panic("JNI_OnLoad() was called, %s is %s (expected INIT)\n", VARNAME, env); |
| |
| crazy_library_close(library); |
| env = getenv(VARNAME); |
| if (strcmp(env, "INIT")) |
| Panic( |
| "JNI_OnUnload() was called, %s is %s (expected INIT)\n", VARNAME, env); |
| |
| crazy_context_destroy(context); |
| |
| return 0; |
| } |