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test_pager.cpp
166 lines (138 loc) · 4.2 KB
/
test_pager.cpp
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#include "pager.h"
#include "pagelist.h"
#include <stdio.h>
#include <string>
#include <vector>
#include <list>
using namespace ST;
using namespace std;
int main(int argc, char **argv)
{
uint32_t ptr;
if (argc < 2)
{
puts("pager db");
return 0;
}
Pager pgr;
PageBuf pb;
pgr.open(argv[1], Pager::OPEN_WRITE);
printf("page count %d, page size %d\n", pgr.length(), pgr.pagesize());
pgr.new_page(pb);
sprintf((char*)pb.get_payload(), "i love you babey");
ptr = pb.get_page();
pgr.return_page(pb);
pgr.close();
pgr.open(argv[1], Pager::OPEN_WRITE);
printf("page count %d, page size %d\n", pgr.length(), pgr.pagesize());
pgr.read_page(pb, ptr);
puts((char*)pb.get_payload());
pgr.return_page(pb);
#define PS 100
uint32_t pages[PS];
for (int i = 0; i < PS; i++)
{
pgr.new_page(pb);
pages[i] = pb.get_page();
sprintf((char*)pb.get_payload(), "hi, i'm page %u", pb.get_page());
}
for (int i = 0; i < PS; i++)
{
pgr.read_page(pb, pages[i]);
//printf("%u == %s\n", pages[i], pb.get_payload());
if (! (i % 2))
{
pgr.free_page(pb);
}
}
printf("page count %d, page size %d\n", pgr.length(), pgr.pagesize());
//copy constructor test
pgr.read_page(pb, 5);
assert(pb);
printf("main buf = %s\n", pb.get_payload());
vector<PageBuf> pbv;
for (int i = 0; i < PS; i++)
pbv.push_back(pb);
for (int i = 0; i < PS; i++)
{
assert(pbv[i].get_buf() == pb.get_buf());
printf("buf = %s\n", pbv[i].get_payload());
}
PageBuf tmp;
pgr.new_page_tmp(tmp);
assert(tmp.get_page() == 0);
assert(0 == tmp.get_page());
assert(!tmp);
memcpy(tmp.get_payload(), pb.get_payload(), pb.get_payloadsize());
printf("main tmp buf = %s\n", tmp.get_payload());
pbv.clear();
for (int i = 0; i < PS; i++)
pbv.push_back(tmp);
for (int i = 0; i < PS; i++)
{
assert(pbv[i] == tmp);
printf("tmp buf = %s\n", pbv[i].get_payload());
}
//pagelist
PageList<PageBuf> pl(pgr);
PageList<PageBuf>::iterator it, b;
for (int i = 0; i < PS/2; i++)
{
pl.push_front(pb);
sprintf((char *)pb.get_payload(), "list %d", i);
printf("head %d, tail %d\n", pl.get_head(), pl.get_tail());
}
assert(pl.size() == PS/2);
int cnt;
puts("forward");
for (cnt = 0, it = pl.begin(); it != pl.end(); ++it, ++cnt)
printf("++pl %s, prev %d, next %d\n", it->get_payload(), it->get_prev(), it->get_next());
assert(cnt == PS/2);
puts("backward");
for (cnt = 0, it = --pl.end(); it != pl.end(); --it, ++cnt)
printf("--pl %s, prev %d, next %d\n", it->get_payload(), it->get_prev(), it->get_next());
assert(cnt == PS/2);
for (cnt = 0, it = --pl.end(); it != pl.end(); ++cnt)
{
if (! (cnt%2))
{
pl.insert(it, pb);
sprintf((char *)pb.get_payload(), "obobbo %d", cnt);
pgr.return_page(pb);
--it;
}
else if (! (cnt%5))
{
b = it--;
pl.erase(b);
}
else
--it;
}
PageList<PageBuf>::const_iterator cit;
puts("insert");
for (cnt = 0, cit = pl.begin(); cit != pl.end(); ++cit, ++cnt)
printf("++pl %s, prev %d, next %d\n", it->get_payload(), it->get_prev(), it->get_next());
pl.clear();
for (cnt = 0, cit = --pl.end(); cit != pl.end(); --cit, ++cnt)
printf("--pl %s, prev %d, next %d\n", it->get_payload(), it->get_prev(), it->get_next());
pl.push_back(pb);
sprintf((char *)pb.get_payload(), "lolo1");
pl.push_back(pb);
sprintf((char *)pb.get_payload(), "lolo2");
//PageList<PageBuf>::iterator piit;
it = pl.begin();
cit = it;
//sprintf((char *)cit->get_payload(), "constnes");
it->get_payload()[0] = 'f';
std::list<int> fucklist;
std::list<int> &fucklistc = fucklist;
fucklist.push_back(3);
fucklist.push_back(2);
fucklist.push_back(1);
std::list<int>::iterator lit;
std::list<int>::const_iterator lcit;
//lcit = fucklist.begin();
//lit = lcit;
return 0;
}