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-rw-r--r--t/helper/test-prio-queue.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/t/helper/test-prio-queue.c b/t/helper/test-prio-queue.c
new file mode 100644
index 0000000..f402844
--- /dev/null
+++ b/t/helper/test-prio-queue.c
@@ -0,0 +1,50 @@
+#include "test-tool.h"
+#include "cache.h"
+#include "prio-queue.h"
+
+static int intcmp(const void *va, const void *vb, void *data)
+{
+ const int *a = va, *b = vb;
+ return *a - *b;
+}
+
+static void show(int *v)
+{
+ if (!v)
+ printf("NULL\n");
+ else
+ printf("%d\n", *v);
+ free(v);
+}
+
+int cmd__prio_queue(int argc, const char **argv)
+{
+ struct prio_queue pq = { intcmp };
+
+ while (*++argv) {
+ if (!strcmp(*argv, "get")) {
+ void *peek = prio_queue_peek(&pq);
+ void *get = prio_queue_get(&pq);
+ if (peek != get)
+ BUG("peek and get results do not match");
+ show(get);
+ } else if (!strcmp(*argv, "dump")) {
+ void *peek;
+ void *get;
+ while ((peek = prio_queue_peek(&pq))) {
+ get = prio_queue_get(&pq);
+ if (peek != get)
+ BUG("peek and get results do not match");
+ show(get);
+ }
+ } else if (!strcmp(*argv, "stack")) {
+ pq.compare = NULL;
+ } else {
+ int *v = xmalloc(sizeof(*v));
+ *v = atoi(*argv);
+ prio_queue_put(&pq, v);
+ }
+ }
+
+ return 0;
+}