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/*
* Copyright (C) 2010 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.
*/
#define LOG_TAG "ObbFile_test"
#include <utils/Log.h>
#include <utils/ObbFile.h>
#include <utils/RefBase.h>
#include <utils/String8.h>
#include <gtest/gtest.h>
#include <fcntl.h>
#include <string.h>
namespace android {
#define TEST_FILENAME "/test.obb"
class ObbFileTest : public testing::Test {
protected:
sp<ObbFile> mObbFile;
char* mExternalStorage;
char* mFileName;
virtual void SetUp() {
mObbFile = new ObbFile();
mExternalStorage = getenv("EXTERNAL_STORAGE");
const int totalLen = strlen(mExternalStorage) + strlen(TEST_FILENAME) + 1;
mFileName = new char[totalLen];
snprintf(mFileName, totalLen, "%s%s", mExternalStorage, TEST_FILENAME);
int fd = ::open(mFileName, O_CREAT | O_TRUNC);
if (fd < 0) {
FAIL() << "Couldn't create " << mFileName << " for tests";
}
}
virtual void TearDown() {
}
};
TEST_F(ObbFileTest, ReadFailure) {
EXPECT_FALSE(mObbFile->readFrom(-1))
<< "No failure on invalid file descriptor";
}
TEST_F(ObbFileTest, WriteThenRead) {
const char* packageName = "com.example.obbfile";
const int32_t versionNum = 1;
mObbFile->setPackageName(String8(packageName));
mObbFile->setVersion(versionNum);
#define SALT_SIZE 8
unsigned char salt[SALT_SIZE] = {0x01, 0x10, 0x55, 0xAA, 0xFF, 0x00, 0x5A, 0xA5};
EXPECT_TRUE(mObbFile->setSalt(salt, SALT_SIZE))
<< "Salt should be successfully set";
EXPECT_TRUE(mObbFile->writeTo(mFileName))
<< "couldn't write to fake .obb file";
mObbFile = new ObbFile();
EXPECT_TRUE(mObbFile->readFrom(mFileName))
<< "couldn't read from fake .obb file";
EXPECT_EQ(versionNum, mObbFile->getVersion())
<< "version didn't come out the same as it went in";
const char* currentPackageName = mObbFile->getPackageName().string();
EXPECT_STREQ(packageName, currentPackageName)
<< "package name didn't come out the same as it went in";
size_t saltLen;
const unsigned char* newSalt = mObbFile->getSalt(&saltLen);
EXPECT_EQ(sizeof(salt), saltLen)
<< "salt sizes were not the same";
for (int i = 0; i < sizeof(salt); i++) {
EXPECT_EQ(salt[i], newSalt[i])
<< "salt character " << i << " should be equal";
}
EXPECT_TRUE(memcmp(newSalt, salt, sizeof(salt)) == 0)
<< "salts should be the same";
}
}
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