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// Copyright 2011 Google Inc. All Rights Reserved.
#include "zip_archive.h"
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "UniquePtr.h"
#include "common_test.h"
#include "os.h"
namespace art {
class ZipArchiveTest : public CommonTest {};
TEST_F(ZipArchiveTest, FindAndExtract) {
UniquePtr<ZipArchive> zip_archive(ZipArchive::Open(GetLibCoreDexFileName()));
ASSERT_TRUE(zip_archive.get() != false);
UniquePtr<ZipEntry> zip_entry(zip_archive->Find("classes.dex"));
ASSERT_TRUE(zip_entry.get() != false);
ScratchFile tmp;
ASSERT_NE(-1, tmp.GetFd());
UniquePtr<File> file(OS::FileFromFd(tmp.GetFilename(), tmp.GetFd()));
ASSERT_TRUE(file.get() != NULL);
bool success = zip_entry->Extract(*file);
ASSERT_TRUE(success);
close(tmp.GetFd());
uint32_t computed_crc = crc32(0L, Z_NULL, 0);
int fd = open(tmp.GetFilename(), O_RDONLY);
ASSERT_NE(-1, fd);
const size_t kBufSize = 32768;
uint8_t buf[kBufSize];
while (true) {
ssize_t bytes_read = TEMP_FAILURE_RETRY(read(fd, buf, kBufSize));
if (bytes_read == 0) {
break;
}
computed_crc = crc32(computed_crc, buf, bytes_read);
}
EXPECT_EQ(zip_entry->GetCrc32(), computed_crc);
}
} // namespace art
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