text: #include "test.h"
  
  MAIN("  hello {\n    world\n  }",
      mark_t* other;
      other = buffer_add_mark(buf, NULL, 0);
      mark_move_next_str(cur, "{", 1);
      mark_move_by(cur, 1);
      mark_move_next_str(other, "}", 1);
      mark_delete_between_mark(cur, other);
      ASSERT("lnct", 1, buf->line_count);
      ASSERT("data", 0, strncmp("  hello {}", buf->first_line->data, buf->first_line->data_len));
      ASSERT("clin", 0, cur->bline->line_index);
      ASSERT("ccol", 9, cur->col);
      ASSERT("olin", 0, cur->bline->line_index);
      ASSERT("ocol", 9, cur->col);
      mark_destroy(other);
  )
  