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// Copyright 2009 Google Inc. All Rights Reserved.
#include "file.h"
#include "UniquePtr.h"
#include "common_test.h"
#include "os.h"
namespace art {
class FileTest : public CommonTest {};
TEST_F(FileTest, Read) {
std::string filename = GetLibCoreDexFileName();
UniquePtr<File> file(OS::OpenFile(filename.c_str(), false));
ASSERT_TRUE(file.get() != NULL);
EXPECT_STREQ(filename.c_str(), file->name());
char buffer[3];
buffer[0] = '\0';
EXPECT_TRUE(file->ReadFully(buffer, 2)); // ReadFully returns true.
buffer[2] = '\0';
EXPECT_STREQ("PK", buffer); // zip file magic
EXPECT_FALSE(file->WriteByte(1)); // Cannot write to a read-only file.
}
TEST_F(FileTest, FileLength) {
std::string filename = GetLibCoreDexFileName();
UniquePtr<File> file(OS::OpenFile(filename.c_str(), false));
ASSERT_TRUE(file.get() != NULL);
EXPECT_NE(0, file->Length());
}
TEST_F(FileTest, FilePosition) {
std::string filename = GetLibCoreDexFileName();
UniquePtr<File> file(OS::OpenFile(filename.c_str(), false));
ASSERT_TRUE(file.get() != NULL);
char buf[4];
EXPECT_TRUE(file->ReadFully(buf, 2));
EXPECT_EQ(2, file->Position());
EXPECT_TRUE(file->ReadFully(buf, 2));
EXPECT_EQ(4, file->Position());
}
TEST_F(FileTest, FileFd) {
std::string filename = GetLibCoreDexFileName();
UniquePtr<File> file(OS::OpenFile(filename.c_str(), false));
ASSERT_TRUE(file.get() != NULL);
EXPECT_NE(-1, file->Fd());
}
} // namespace art
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