e801cc607b
We're never going to use anything other than 4k, and by hard coding it we avoid making block_manager a template.
62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
#include "test_utils.h"
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#include "persistent-data/space-maps/core.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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using namespace persistent_data;
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using namespace std;
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using namespace test;
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//----------------------------------------------------------------
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void test::zero_block(block_manager::ptr bm, block_address b)
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{
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block_manager::write_ref wr = bm->write_lock(b);
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memset(wr.data(), 0, 4096);
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}
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transaction_manager::ptr
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test::open_temporary_tm(block_manager::ptr bm)
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{
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space_map::ptr sm(new core_map(bm->get_nr_blocks()));
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transaction_manager::ptr tm(new transaction_manager(bm, sm));
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return tm;
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}
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//----------------------------------------------------------------
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temp_file::temp_file(string const &name_base, unsigned meg_size)
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: path_(gen_path(name_base))
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{
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int fd = ::open(path_.c_str(), O_CREAT | O_RDWR, 0666);
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if (fd < 0)
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throw runtime_error("couldn't open file");
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if (::fallocate(fd, 0, 0, 1024 * 1024 * meg_size))
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throw runtime_error("couldn't fallocate");
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::close(fd);
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}
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temp_file::~temp_file()
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{
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// ::unlink(path_.c_str());
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}
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string const &
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temp_file::get_path() const
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{
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return path_;
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}
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string
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temp_file::gen_path(string const &base)
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{
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return string("./") + base + string(".tmp");
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}
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//----------------------------------------------------------------
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