/sqlite3cc

/*

 * test-database.cc

 *

 * Copyright (C) 2009 Tim Marston <tim@ed.am>

 *

 * This file is part of sqlite3cc (hereafter referred to as "this program").

 * See http://ed.am/dev/sqlite3cc for more information.

 *

 * This program is free software: you can redistribute it and/or modify it under

 * the terms of the GNU Lesser General Public License as published by the Free

 * Software Foundation, either version 3 of the License, or (at your option) any

 * later version.

 *

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more

 * details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

#include <sqlite3cc.h>

#include <boost/filesystem.hpp>

#define DBFILE "test.db"

int main()

{

	// delete any existing test database

	if( boost::filesystem::exists( DBFILE ) )

		boost::filesystem::remove( DBFILE );

	// open database

	sqlite::connection conn( DBFILE );

	std::cout << "SQLite threading mode: " << sqlite::threadsafe() << "\n";

	// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

	// test basic statement, via command class

	sqlite::command c1( conn,

		"CREATE TABLE pets ( "

			"name TEXT PRIMARY KEY, "

			"age INTEGER "

		")" );

	c1.step();

	// test basic_statement::bind() calls, via command

	sqlite::command c2( conn, "INSERT INTO pets VALUES( ?, ? )" );

	c2.bind( 1, "billy" ); c2.bind( 2, 12 ); c2.exec();

	sqlite::command c3( conn, "INSERT INTO pets VALUES( ?6, ?9 )" );

	c3.bind( 9, 16 ); c3.bind( 6, "mopti" ); c3.exec();

	sqlite::command c6( conn, "INSERT INTO pets VALUES( ?, ? )" );

	c6.bind_null( 1 ); c6.bind( 2, 123 ); c6.exec();

	sqlite::command c7( conn, "INSERT INTO pets VALUES( :foo, :bar )" );

	c7.bind( ":foo", "foocat" ); c7.bind( ":bar", 22 ); c7.exec();

	// test command binding via stream operator

	sqlite::command( conn, "INSERT INTO pets VALUES( ?, ? )" ) <<

		"tessa" << 16 << sqlite::exec;

	sqlite::command c4( conn, "INSERT INTO pets VALUES( ?, ? )" );

	c4 << sqlite::null << sqlite::null << sqlite::set_index( 1 ) <<

		"tamara" << sqlite::exec;

	assert( c4.changes() == 1 );

	// test query binding via stream operator

	sqlite::query( conn, "SELECT * FROM pets WHERE name = ? OR age = ?" )

		<< "foo" << 16;

	sqlite::query( conn, "SELECT * FROM pets WHERE name = ? OR name = ? OR "

		"name = ? OR name = ?" ) << "foo" << sqlite::null << sqlite::null

		<< sqlite::set_index( 1 ) << "bar" << "baz";

	// test connection command and query factory methods

	*( conn.make_command( "PRAGMA user_version = 1") ) << sqlite::exec;

	conn.make_query( "PRAGMA user_version")->step();

	// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

	// test basic queries

	sqlite::query q1( conn, "SELECT age, age + 3, name "

		"FROM pets WHERE NOT age IS NULL "

		"ORDER BY age ASC" );

	// test column count and names

	assert( q1.column_count() == 3 );

	assert( q1.column_name( 2 ) == "name" );

	// test rows

	unsigned int age;

	std::string name;

	q1.step().column( 0, age ); assert( age == 12 );

	name = q1.step().column< std::string >( 2 ); assert( name == "mopti" );

	// test row stream operator

	sqlite::row r1 = q1.step();

	r1 >> age; assert( age == 16 );

	r1 >> age; assert( age == 19 );

	r1 >> name; assert( name == "tessa" );

	q1.step() >> age >> sqlite::null >> name;

	assert( age == 22 && name == "foocat" );

	sqlite::row row = q1.step();

	row >> age >> sqlite::null >> sqlite::null; assert( age == 123 );

	row >> sqlite::set_index( 1 ) >> age; assert( age == 126 );

	// test NULL value handling

	assert( row.column_type( 2 ) == SQLITE_NULL );

	age = row.column< unsigned int >( 2 ); assert( age == 0 );

	row.column( 2, name ); assert( name == "" );

	// test end of results

	assert( !q1.step() );

	// test num results

	sqlite::query q3( conn, "SELECT name FROM pets WHERE age = 16" );

	assert( q3.num_results() == 2 );

	// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

	// test query iterator

	sqlite::query q2( conn, "SELECT * FROM pets ORDER BY age DESC" );

	sqlite::query::iterator i1 = q2.begin();

	assert( i1 != q2.end() );

	// test resetting iterators

	unsigned int count = 0;

	for( sqlite::query::iterator i = q2.begin(); i != q2.end(); i++ )

	{

		// test iterator dereferencing and row numbers

		assert( count++ == i->row_number() );

		if( i->row_number() == 3 )

			assert( i->column< std::string >( 0 ) == "tessa" &&

				i->column< unsigned int >( 1 ) == 16 );

	}

//	for( sqlite::query::iterator i = q2.begin(); i != q2.end(); i++ ) {

//		for( unsigned int a = 0; a < q2.column_count(); a++ )

//			std::cout << q2.column_name( a ) << "[" <<

//			i->column< std::string >( a ) << "] ";

//		std::cout << "\n";

//	}

	// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

	// test transactions

	{

		sqlite::transaction_guard< sqlite::deferred_transaction > t1( conn );

	}

	{

		sqlite::transaction_guard< sqlite::immediate_transaction > t1( conn );

	}

	{

		sqlite::transaction_guard< sqlite::exclusive_transaction > t1( conn );

	}

	{

		sqlite::transaction_guard< sqlite::recursive_transaction > t1( conn );

		sqlite::transaction_guard< sqlite::recursive_transaction > t2( conn );

	}

	// test transaction guard rollback

	{

		sqlite::transaction_guard< > t1( conn );

		conn.exec( "UPDATE pets SET age = 99" );

	}

	sqlite::query( conn, "SELECT age FROM pets ORDER BY age DESC LIMIT 1" )

		.step() >> age; assert( age == 123 );

	// text recursive transactions

	{

		sqlite::transaction_guard< sqlite::recursive_transaction > t1( conn );

		conn.exec( "UPDATE pets SET age = 66" );

		{

			sqlite::transaction_guard< sqlite::recursive_transaction > t2( conn );

			conn.exec( "UPDATE pets SET age = 1" );

		}

		sqlite::query( conn, "SELECT age FROM pets ORDER BY age DESC LIMIT 1" )

			.step() >> age; assert( age == 66 );

	}

	sqlite::query( conn, "SELECT age FROM pets ORDER BY age DESC LIMIT 1" )

		.step() >> age; assert( age == 123 );

	// ok

	return 0;

}