X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ftal%2Ftest%2Frun.c;h=ab4341f2c93f443bfdc6b61f84ce57c4fa45be2b;hp=69ffa2d3dc3248de0cf7ceeeaa43963c0aa9c8e4;hb=680aa496521811e7c60afb940bcae5024f4c6adb;hpb=0e34459a02e2615f50bac2767c7dce6632470946

diff --git a/ccan/tal/test/run.c b/ccan/tal/test/run.c
index 69ffa2d3..ab4341f2 100644
--- a/ccan/tal/test/run.c
+++ b/ccan/tal/test/run.c
@@ -7,10 +7,15 @@ int main(void)
 	char *parent, *c[4], *p;
 	int i, j;
 
-	plan_tests(10);
+	plan_tests(14);
+
+	/* tal_free(NULL) works. */
+	ok1(tal_free(NULL) == NULL);
 
 	parent = tal(NULL, char);
 	ok1(parent);
+	ok1(tal_parent(parent) == NULL);
+	ok1(tal_parent(NULL) == NULL);
 
 	for (i = 0; i < 4; i++)
 		c[i] = tal(parent, char);
@@ -31,7 +36,7 @@ int main(void)
 	ok1(*c[3] == '1');
 
 	/* Free parent. */
-	tal_free(parent);
+	ok1(tal_free(parent) == NULL);
 
 	parent = tal(NULL, char);