runtest 'privet', 1, 'simple privet';
runtest 'PrIvEt', 1, 'privet in mixed case';
runtest ' privet ', 1, 'privet with spaces';
runtest 'privet', 1, 'simple privet';
runtest 'PrIvEt', 1, 'privet in mixed case';
runtest ' privet ', 1, 'privet with spaces';