void test_a_db_with_a_connection_with_tables::can_update_real_attribute_bound_value()
{
// insert new object
DB::Statement statement = connection->prepare(
"insert into object default values");
CPPUNIT_ASSERT(statement.isValid());
CPPUNIT_ASSERT(connection->execute(statement));
long long object_id = connection->lastInsertRowId();
CPPUNIT_ASSERT(object_id != 0);
// insert real value
statement = connection->prepare(
"insert into attribute_real (value,type,object_id) values(%f,%d,%lld)",
1.238,
1238,
object_id);
CPPUNIT_ASSERT(statement.isValid());
CPPUNIT_ASSERT(connection->execute(statement));
// prepare update real attribute statement
statement = connection->prepare(
"update attribute_real set value=? where type=%d and object_id=%lld",
1238,
object_id);
CPPUNIT_ASSERT(statement.isValid());
// Bind 3333.3333 to the first parameter
CPPUNIT_ASSERT(DB::Bindings(statement).bindDouble(1,3333.3333));
// Execute the statement to update the attribute value
CPPUNIT_ASSERT(connection->execute(statement));
// Retrieve the double value from the attribute
statement = connection->prepare(
"select value from attribute_real as t where t.type=%d and t.object_id=%lld",
1238,
object_id);
CPPUNIT_ASSERT(statement.isValid());
DB::Result result = connection->perform(statement);
CPPUNIT_ASSERT(result.isValid());
// check that the retrieved value matches the original value.
CPPUNIT_ASSERT_DOUBLES_EQUAL(result.getDouble(1), 3333.3333, 0.00001);
}
void test_a_db_with_a_connection_with_tables_with_a_second_connection_open::supports_transactions_with_other_connections_open()
{
CPPUNIT_ASSERT(connection2->beginTransactionRO());
supports_transactions();
// Retrieve the double value from the attribute
DB::Statement statement = connection2->prepare(
"select value from attribute_real as t where t.type=%d and t.object_id=%lld",
1238,
connection->lastInsertRowId());
CPPUNIT_ASSERT(statement.isValid());
DB::Result result = connection2->perform(statement);
CPPUNIT_ASSERT(result.isValid());
// check that the retrieved value matches the original value.
CPPUNIT_ASSERT_DOUBLES_EQUAL(result.getDouble(1), 3333.3333, 0.00001);
CPPUNIT_ASSERT(connection2->commitTransaction());
}