public function testModeMapping()
{
$handler = new MockTestParser();
$handler->returnsByValue('a', true);
$handler->expectAt(0, 'a', array('aa', LEXER_MATCHED));
$handler->expectAt(1, 'a', array('(', LEXER_ENTER));
$handler->expectAt(2, 'a', array('bb', LEXER_MATCHED));
$handler->expectAt(3, 'a', array('a', LEXER_UNMATCHED));
$handler->expectAt(4, 'a', array('bb', LEXER_MATCHED));
$handler->expectAt(5, 'a', array(')', LEXER_EXIT));
$handler->expectAt(6, 'a', array('b', LEXER_UNMATCHED));
$handler->expectCallCount('a', 7);
$lexer = new SimpleLexer($handler, 'mode_a');
$lexer->addPattern('a+', 'mode_a');
$lexer->addEntryPattern('(', 'mode_a', 'mode_b');
$lexer->addPattern('b+', 'mode_b');
$lexer->addExitPattern(')', 'mode_b');
$lexer->mapHandler('mode_a', 'a');
$lexer->mapHandler('mode_b', 'a');
$this->assertTrue($lexer->parse('aa(bbabb)b'));
}
