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#define BOOST_TEST_DYN_LINK
#define BOOST_TEST_NO_MAIN
#include <boost/test/unit_test.hpp>
#include "connection-management.hh"
BOOST_AUTO_TEST_SUITE(connectionmanagement_hh)
BOOST_AUTO_TEST_CASE(test_ConnectionManagementEnabled) {
size_t maxConns = 10;
ConcurrentConnectionManager manager(maxConns);
for (size_t idx = 0; idx < maxConns; idx++) {
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
}
/* we are full */
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
manager.releaseConnection();
/* we can register one additional connection now that we released one */
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
/* but not two */
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
/* raise the number of slots */
maxConns = 12;
manager.setMaxConcurrentConnections(maxConns);
BOOST_CHECK_EQUAL(manager.getMaxConcurrentConnections(), maxConns);
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
/* release everything */
for (size_t idx = 0; idx < maxConns; idx++) {
manager.releaseConnection();
}
/* decrease the number of slots */
maxConns = 2;
manager.setMaxConcurrentConnections(maxConns);
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
/* decrease the number of slots with some connections still registered */
maxConns = 1;
manager.setMaxConcurrentConnections(maxConns);
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
for (size_t idx = 0; idx < 2; idx++) {
manager.releaseConnection();
}
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
}
BOOST_AUTO_TEST_CASE(test_ConnectionManagementDisabledThenEnabled) {
/* 0 means no limit */
size_t maxConns = 0;
ConcurrentConnectionManager manager(maxConns);
for (size_t idx = 0; idx < 10; idx++) {
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
}
/* set a limit to 5 connections */
maxConns = 5;
manager.setMaxConcurrentConnections(maxConns);
/* we can no longer register new sessions */
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
/* release all of them */
for (size_t idx = 0; idx < 10; idx++) {
manager.releaseConnection();
}
/* register as many as we now can */
for (size_t idx = 0; idx < maxConns; idx++) {
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
}
BOOST_CHECK_EQUAL(manager.registerConnection(), false);
manager.releaseConnection();
BOOST_CHECK_EQUAL(manager.registerConnection(), true);
}
BOOST_AUTO_TEST_SUITE_END()
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