X-Git-Url: http://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Fhtable%2Ftest%2Frun-type.c;h=e1a78f49616eee40d421994253b30b1c07a5aba7;hb=cedcaa1bbb44cad610973c449340c0fde9ae0280;hp=f97e7270b2fa65afd83e75cc9fcf33220d06d357;hpb=0c3590dc33d644f73bb8587db454c491830aaf26;p=ccan

diff --git a/ccan/htable/test/run-type.c b/ccan/htable/test/run-type.c
index f97e7270..e1a78f49 100644
--- a/ccan/htable/test/run-type.c
+++ b/ccan/htable/test/run-type.c
@@ -110,13 +110,13 @@ static bool check_mask(struct htable *ht, const struct obj val[], unsigned num)
 int main(int argc, char *argv[])
 {
 	unsigned int i;
-	struct htable_obj ht;
-	struct obj val[NUM_VALS];
+	struct htable_obj ht, ht2;
+	struct obj val[NUM_VALS], *result;
 	unsigned int dne;
 	void *p;
 	struct htable_obj_iter iter;
 
-	plan_tests(20);
+	plan_tests(29);
 	for (i = 0; i < NUM_VALS; i++)
 		val[i].key = i;
 	dne = i;
@@ -147,6 +147,10 @@ int main(int argc, char *argv[])
 	for (p = htable_obj_first(&ht,&iter); p; p = htable_obj_next(&ht, &iter))
 		i++;
 	ok1(i == NUM_VALS);
+	i = 0;
+	for (p = htable_obj_prev(&ht,&iter); p; p = htable_obj_prev(&ht, &iter))
+		i++;
+	ok1(i == NUM_VALS);
 
 	/* Delete all. */
 	del_vals(&ht, val, NUM_VALS);
@@ -167,9 +171,40 @@ int main(int argc, char *argv[])
 	find_vals(&ht, val, NUM_VALS);
 	ok1(!htable_obj_get(&ht, &dne));
 
+	/* Check copy. */
+	ok1(htable_obj_copy(&ht2, &ht));
+
 	/* Delete them all by key. */
 	del_vals_bykey(&ht, val, NUM_VALS);
-	htable_obj_clear(&ht);
+	del_vals_bykey(&ht2, val, NUM_VALS);
 
+	/* Write two of the same value. */
+	val[1] = val[0];
+	htable_obj_add(&ht, &val[0]);
+	htable_obj_add(&ht, &val[1]);
+	i = 0;
+
+	result = htable_obj_getfirst(&ht, &i, &iter);
+	ok1(result == &val[0] || result == &val[1]);
+	if (result == &val[0]) {
+		ok1(htable_obj_getnext(&ht, &i, &iter) == &val[1]);
+		ok1(htable_obj_getnext(&ht, &i, &iter) == NULL);
+
+		/* Deleting first should make us iterate over the other. */
+		ok1(htable_obj_del(&ht, &val[0]));
+		ok1(htable_obj_getfirst(&ht, &i, &iter) == &val[1]);
+		ok1(htable_obj_getnext(&ht, &i, &iter) == NULL);
+	} else {
+		ok1(htable_obj_getnext(&ht, &i, &iter) == &val[0]);
+		ok1(htable_obj_getnext(&ht, &i, &iter) == NULL);
+
+		/* Deleting first should make us iterate over the other. */
+		ok1(htable_obj_del(&ht, &val[1]));
+		ok1(htable_obj_getfirst(&ht, &i, &iter) == &val[0]);
+		ok1(htable_obj_getnext(&ht, &i, &iter) == NULL);
+	}
+
+	htable_obj_clear(&ht);
+	htable_obj_clear(&ht2);
 	return exit_status();
 }