polardbxengine/unittest/gunit/innodb/lob/ut0frags.cc

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#include <list>
#include <vector>

#include "zlob0int.h"

using namespace zlob;

void line() { std::cout << " - - - - - - - - - - - " << std::endl; }

void basic_0() {
  zlob::z_frag_page_t frag_page;

  frag_page.print(std::cout);

  frag_page.alloc();

  frag_page.print(std::cout);
}

void basic_1() {
  zlob::z_frag_page_t frag_page;

  line();
  frag_page.print(std::cout);

  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  frag_page.alloc_fragment(100);

  line();
  frag_page.print(std::cout);
}

void basic_2() {
  zlob::z_frag_page_t frag_page;

  line();
  frag_page.print(std::cout);

  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  ulint frag = frag_page.alloc_fragment(100);

  line();
  frag_page.print(std::cout);

  frag_page.dealloc_fragment(frag);
  line();
  frag_page.print(std::cout);
}

void basic_3() {
  zlob::z_frag_page_t frag_page;
  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  std::list<ulint> fragments;

  for (int i = 0; i < 5; ++i) {
    ulint frag = frag_page.alloc_fragment(100);
    fragments.push_back(frag);
  }

  line();
  frag_page.print(std::cout);

  while (!fragments.empty()) {
    frag_page.dealloc_fragment(fragments.front());
    fragments.pop_front();
  }

  line();
  frag_page.print(std::cout);
}

void basic_4() {
  zlob::z_frag_page_t frag_page;
  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  std::list<ulint> fragments;

  ulint frag = frag_page.alloc_fragment(100);

  while (frag != FRAG_ID_NULL) {
    fragments.push_back(frag);
    frag = frag_page.alloc_fragment(100);
  }

  line();
  frag_page.print(std::cout);

  while (!fragments.empty()) {
    frag_page.dealloc_fragment(fragments.front());
    fragments.pop_front();
  }

  line();
  frag_page.print(std::cout);
}

void basic_5() {
  zlob::z_frag_page_t frag_page;
  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  std::list<ulint> fragments;

  ulint frag = frag_page.alloc_fragment(100);

  while (frag != FRAG_ID_NULL) {
    fragments.push_back(frag);
    frag = frag_page.alloc_fragment(100);
  }

  frag = frag_page.alloc_fragment(32);

  if (frag != FRAG_ID_NULL) {
    fragments.push_back(frag);
  }

  line();
  frag_page.print(std::cout);

  while (!fragments.empty()) {
    frag_page.dealloc_fragment(fragments.front());
    fragments.pop_front();
  }

  line();
  frag_page.print(std::cout);
}

void basic_6() {
  zlob::z_frag_page_t frag_page;
  frag_page.alloc();

  line();
  frag_page.print(std::cout);

  std::vector<frag_id_t> fragments;

  ulint frag = frag_page.alloc_fragment(100);

  while (frag != FRAG_ID_NULL) {
    fragments.push_back(frag);
    frag = frag_page.alloc_fragment(100);
  }

  line();
  frag_page.print(std::cout);

  for (ulint i = 0; i < fragments.size(); i += 2) {
    frag_page.dealloc_fragment(fragments[i]);
  }

  line();
  frag_page.print(std::cout);
}

void test7() {
  zlob::z_frag_page_t frag_page;
  frag_page.alloc();

  frag_id_t f1 = frag_page.alloc_fragment(5692);

  ut_ad(f1 != FRAG_ID_NULL);

  std::cout << "ONE" << std::endl;
  frag_page.print(std::cout);

  frag_id_t f2 = frag_page.alloc_fragment(433);
  ut_ad(f2 != FRAG_ID_NULL);

  std::cout << "TWO" << std::endl;
  frag_page.print(std::cout);

  frag_id_t f3 = frag_page.alloc_fragment(419);
  ut_ad(f3 != FRAG_ID_NULL);

  frag_node_t node3 = frag_page.get_frag_node(f3);
  std::cout << node3 << std::endl;
}

int main() { test7(); }