X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fdgraph%2Ftest%2Frun.c;h=0253ac2409e54fde47db7aeca3256aaabab67ca8;hp=b868c18a3d6351f87adc8591e177de31c801a9ad;hb=bc1ebe804ee892ef18eef1b48589c50c14230dd3;hpb=02358a946a10fc2222b9966f3861cdc10a5550b8

diff --git a/ccan/dgraph/test/run.c b/ccan/dgraph/test/run.c
index b868c18a..0253ac24 100644
--- a/ccan/dgraph/test/run.c
+++ b/ccan/dgraph/test/run.c
@@ -22,9 +22,10 @@ int main(void)
 	unsigned int count = 0;
 
 	/* This is how many tests you plan to run */
-	plan_tests(25);
+	plan_tests(42);
 
 	dgraph_init_node(&n1);
+	ok1(dgraph_check(&n1, NULL) == &n1);
 	count = 0;
 	dgraph_traverse_from(&n1, count_nodes, &count);
 	ok1(count == 0);
@@ -33,7 +34,10 @@ int main(void)
 	ok1(count == 0);
 
 	dgraph_init_node(&n2);
+	ok1(dgraph_check(&n2, NULL) == &n2);
 	dgraph_add_edge(&n1, &n2);
+	ok1(dgraph_check(&n1, NULL) == &n1);
+	ok1(dgraph_check(&n2, NULL) == &n2);
 	count = 0;
 	dgraph_traverse_from(&n1, count_nodes, &count);
 	ok1(count == 1);
@@ -48,7 +52,11 @@ int main(void)
 	ok1(count == 1);
 
 	dgraph_init_node(&n3);
+	ok1(dgraph_check(&n3, NULL) == &n3);
 	dgraph_add_edge(&n2, &n3);
+	ok1(dgraph_check(&n1, NULL) == &n1);
+	ok1(dgraph_check(&n2, NULL) == &n2);
+	ok1(dgraph_check(&n3, NULL) == &n3);
 	count = 0;
 	dgraph_traverse_from(&n1, count_nodes, &count);
 	ok1(count == 2);
@@ -80,6 +88,9 @@ int main(void)
 	ok1(count == 1);
 
 	dgraph_clear_node(&n1);
+	ok1(dgraph_check(&n1, NULL) == &n1);
+	ok1(dgraph_check(&n2, NULL) == &n2);
+	ok1(dgraph_check(&n3, NULL) == &n3);
 
 	count = 0;
 	dgraph_traverse_from(&n2, count_nodes, &count);
@@ -107,10 +118,17 @@ int main(void)
 	count = 0;
 	dgraph_traverse_to(&n3, count_nodes, &count);
 	ok1(count == 0);
+	ok1(dgraph_check(&n1, NULL) == &n1);
+	ok1(dgraph_check(&n2, NULL) == &n2);
+	ok1(dgraph_check(&n3, NULL) == &n3);
 
 	ok1(!dgraph_del_edge(&n2, &n3));
 	dgraph_clear_node(&n2);
 
+	ok1(dgraph_check(&n1, NULL) == &n1);
+	ok1(dgraph_check(&n2, NULL) == &n2);
+	ok1(dgraph_check(&n3, NULL) == &n3);
+
 	/* This exits depending on whether all tests passed */
 	return exit_status();
 }