test: rename some stuff; separate cron part tests

test/heap/test_heap.c

@@ -178,10 +178,10 @@ void test_pop_random() {
 }
 
 TEST_LIST = {
-    {"init", test_init},
-    {"insert", test_insert},
-    {"insert random", test_insert_random},
-    {"pop", test_pop},
-    {"pop random", test_pop_random},
+    {"heap init", test_init},
+    {"heap insert", test_insert},
+    {"heap insert random", test_insert_random},
+    {"heap pop", test_pop},
+    {"heap pop random", test_pop_random},
     {NULL, NULL}
 };

test/heap/test_merge.c

@@ -23,6 +23,6 @@ void test_merge_same_order() {
 }
 
 TEST_LIST = {
-    {"merge same order", test_merge_same_order},
+    {"heap merge same order", test_merge_same_order},
     {NULL, NULL}
 };