ok1(tal_parent(c) == parent);
/* Make sure take works correctly. */
c = tal_strcat(parent, take(c), " again");
ok1(strcmp(c, "hello there again") == 0);
ok1(tal_parent(c) == parent);
/* Make sure take works correctly. */
c = tal_strcat(parent, take(c), " again");
ok1(strcmp(c, "hello there again") == 0);