ZeroTierOne/ext/libpqxx-7.7.3/test/test89.cxx

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#include <iostream>
#include <pqxx/subtransaction>
#include <pqxx/transaction>
#include "test_helpers.hxx"
// Test program for libpqxx. Attempt to perform nested queries on various
// types of connections.
namespace
{
void test_089()
{
pqxx::connection C;
// Trivial test: create subtransactions, and commit/abort
pqxx::work T0(C, "T0");
T0.exec1("SELECT 'T0 starts'");
pqxx::subtransaction T0a(T0, "T0a");
T0a.commit();
pqxx::subtransaction T0b(T0, "T0b");
T0b.abort();
T0.exec1("SELECT 'T0 ends'");
T0.commit();
// Basic functionality: perform query in subtransaction; abort, continue
pqxx::work T1(C, "T1");
T1.exec1("SELECT 'T1 starts'");
pqxx::subtransaction T1a(T1, "T1a");
T1a.exec1("SELECT ' a'");
T1a.commit();
pqxx::subtransaction T1b(T1, "T1b");
T1b.exec1("SELECT ' b'");
T1b.abort();
pqxx::subtransaction T1c(T1, "T1c");
T1c.exec1("SELECT ' c'");
T1c.commit();
T1.exec1("SELECT 'T1 ends'");
T1.commit();
}
} // namespace
PQXX_REGISTER_TEST(test_089);