!7

p-exp {
  assertEmpty(asList(lines_iterator("")));
  assertEqualsVerbose(ll("hello"), asList(lines_iterator("hello")));
  assertEqualsVerbose(ll("hello"), asList(lines_iterator("hello\n")));
  assertEqualsVerbose(ll("hello", "you"), asList(lines_iterator("hello\nyou")));
  assertEqualsVerbose(ll("hello", "you"), asList(lines_iterator("hello\nyou\r\n")));
}