1 files changed, 87 insertions, 0 deletions
diff --git a/tests/test72.c b/tests/test72.c
new file mode 100644
index 000000000..61ae11d15
--- /dev/null
+++ b/tests/test72.c
@@ -0,0 +1,87 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include "utlist.h"
+
+typedef struct el {
+    int id;
+    struct el *next, *prev;
+} el;
+
+int main()
+{
+    int i;
+    el els[20], *e, *tmp, *tmp2;
+    el *headA = NULL;
+    el *headB = NULL;
+    for(i=0; i<20; i++) {
+        els[i].id=(int)'a'+i;
+    }
+
+    /* test CDL macros */
+    printf("CDL replace elem\n");
+    CDL_PREPEND(headA,&els[3]);
+    CDL_PREPEND(headA,&els[2]);
+    CDL_PREPEND(headA,&els[1]);
+    CDL_PREPEND(headA,&els[0]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    /* replace head elem */
+    CDL_REPLACE_ELEM(headA, &els[0], &els[4]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+    CDL_REPLACE_ELEM(headA, &els[4], &els[5]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    /* replace last elem */
+    CDL_REPLACE_ELEM(headA, &els[3], &els[6]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+    CDL_REPLACE_ELEM(headA, &els[6], &els[7]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    /* replace middle elem */
+    CDL_REPLACE_ELEM(headA, &els[1], &els[8]);
+    CDL_REPLACE_ELEM(headA, &els[2], &els[9]);
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    /* replace all just to be sure the list is intact... */
+    i = 10;
+    CDL_FOREACH_SAFE(headA, e, tmp, tmp2) {
+        CDL_REPLACE_ELEM(headA, e, &els[i]);
+        i++;
+    }
+    CDL_FOREACH(headA,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    /* single elem */
+    CDL_PREPEND(headB, &els[18]);
+    CDL_FOREACH(headB,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+    CDL_REPLACE_ELEM(headB, &els[18], &els[19]);
+    CDL_FOREACH(headB,e) {
+        printf("%c ", e->id);
+    }
+    printf("\n");
+
+    return 0;
+}