Assert if tracking provider is not empty

Signed-off-by: Lukasz Dorau <[email protected]>

Author: ldorau

src/provider/provider_tracking.c

@@ -16,6 +16,7 @@
 
 #include <assert.h>
 #include <errno.h>
+#include <stdio.h>
 #include <stdlib.h>
 
 typedef struct tracker_value_t {
@@ -160,7 +161,29 @@ static umf_result_t trackingInitialize(void *params, void **ret) {
     return UMF_RESULT_SUCCESS;
 }
 
-static void trackingFinalize(void *provider) { free(provider); }
+static void trackingFinalize(void *provider) {
+    umf_tracking_memory_provider_t *p =
+        (umf_tracking_memory_provider_t *)provider;
+
+    uintptr_t rkey;
+    void *rvalue;
+    size_t n_items = 0;
+    uintptr_t last_key = 0;
+    while (1 == critnib_find((critnib *)p->hTracker, last_key, FIND_G, &rkey,
+                             &rvalue)) {
+        n_items++;
+        last_key = rkey;
+    }
+
+    if (n_items) {
+        fprintf(stderr,
+                "ASSERT: tracking provider is not empty! (%zu items left)\n",
+                n_items);
+        assert(n_items == 0);
+    }
+
+    free(provider);
+}
 
 static void trackingGetLastError(void *provider, const char **msg,
                                  int32_t *pError) {