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      1 /*
      2  * Copyright (C) 2014 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 #define LOG_TAG "NativeBridge_test"
     18 
     19 #include <nativehelper/JniInvocation.h>
     20 #include <gtest/gtest.h>
     21 
     22 
     23 #include "string.h"
     24 
     25 #if defined(__ANDROID__) && defined(__BIONIC__)
     26 #define HAVE_TEST_STUFF 1
     27 #else
     28 #undef HAVE_TEST_STUFF
     29 #endif
     30 
     31 #ifdef HAVE_TEST_STUFF
     32 
     33 // PROPERTY_VALUE_MAX.
     34 #include "cutils/properties.h"
     35 
     36 #endif
     37 
     38 #ifdef HAVE_TEST_STUFF
     39 static const char* kTestNonNull = "libartd.so";
     40 static const char* kTestNonNull2 = "libartd2.so";
     41 static const char* kExpected = "libart.so";
     42 #endif
     43 
     44 TEST(JNIInvocation, Debuggable) {
     45 #ifdef HAVE_TEST_STUFF
     46     auto is_debuggable = []() { return true; };
     47     auto get_library_system_property = [](char* buffer) -> int {
     48         strcpy(buffer, kTestNonNull2);
     49         return sizeof(kTestNonNull2);
     50     };
     51 
     52     char buffer[PROPERTY_VALUE_MAX];
     53     const char* result =
     54         JniInvocation::GetLibrary(NULL, buffer, is_debuggable, get_library_system_property);
     55     EXPECT_FALSE(result == NULL);
     56     if (result != NULL) {
     57         EXPECT_TRUE(strcmp(result, kTestNonNull2) == 0);
     58         EXPECT_FALSE(strcmp(result, kExpected) == 0);
     59     }
     60 
     61     result =
     62         JniInvocation::GetLibrary(kTestNonNull, buffer, is_debuggable, get_library_system_property);
     63     EXPECT_FALSE(result == NULL);
     64     if (result != NULL) {
     65         EXPECT_TRUE(strcmp(result, kTestNonNull) == 0);
     66         EXPECT_FALSE(strcmp(result, kTestNonNull2) == 0);
     67     }
     68 #else
     69     GTEST_LOG_(WARNING) << "Host testing unsupported. Please run target tests.";
     70 #endif
     71 }
     72 
     73 TEST(JNIInvocation, NonDebuggable) {
     74 #ifdef HAVE_TEST_STUFF
     75     auto is_debuggable = []() { return false; };
     76 
     77     char buffer[PROPERTY_VALUE_MAX];
     78     const char* result = JniInvocation::GetLibrary(NULL, buffer, is_debuggable, nullptr);
     79     EXPECT_FALSE(result == NULL);
     80     if (result != NULL) {
     81         EXPECT_TRUE(strcmp(result, kExpected) == 0);
     82         EXPECT_FALSE(strcmp(result, kTestNonNull) == 0);
     83         EXPECT_FALSE(strcmp(result, kTestNonNull2) == 0);
     84     }
     85 
     86     result = JniInvocation::GetLibrary(kTestNonNull, buffer, is_debuggable, nullptr);
     87     EXPECT_FALSE(result == NULL);
     88     if (result != NULL) {
     89         EXPECT_TRUE(strcmp(result, kExpected) == 0);
     90         EXPECT_FALSE(strcmp(result, kTestNonNull) == 0);
     91     }
     92 #else
     93     GTEST_LOG_(WARNING) << "Host testing unsupported. Please run target tests.";
     94 #endif
     95 }
     96