Function foreach

src/tests/sorter_tests.cpp:1802–1929

  size_t clientCounts[] = {1U, 50U, 100U, 200U, 500U, 1000U};

  foreach (size_t agentCount, agentCounts) {
    foreach (size_t clientCount, clientCounts) {
      cout << "Using " << agentCount << " agents and "
           << clientCount << " clients" << endl;

      vector<SlaveID> agents;
      agents.reserve(agentCount);

      vector<string> clients;
      clients.reserve(clientCount);

      TypeParam sorter;
      Stopwatch watch;

      watch.start();
      {
        for (size_t i = 0; i < clientCount; i++) {
          const string clientId = stringify(i);

          clients.push_back(clientId);

          sorter.add(clientId);
        }
      }
      watch.stop();

      cout << "Added " << clientCount << " clients in "
           << watch.elapsed() << endl;

      const ResourceQuantities agentScalarQuantities =
        *ResourceQuantities::fromString("cpus:24;mem:4096;disk:4096");

      watch.start();
      {
        for (size_t i = 0; i < agentCount; i++) {
          SlaveID slaveId;
          slaveId.set_value("agent" + stringify(i));

          agents.push_back(slaveId);

          sorter.addSlave(slaveId, agentScalarQuantities);
        }
      }
      watch.stop();

      cout << "Added " << agentCount << " agents in "
           << watch.elapsed() << endl;

      Resources allocated = Resources::parse(
          "cpus:16;mem:2014;disk:1024").get();

      // TODO(gyliu513): Parameterize the number of range for the fragment.
      Try<::mesos::Value::Ranges> ranges =
        fragment(createRange(31000, 32000), 100);
      ASSERT_SOME(ranges);
      ASSERT_EQ(100, ranges->range_size());

      allocated += createPorts(ranges.get());