From 0e8f26743214b903f66eb732e4a8c151213d61e1 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Tue, 28 Sep 2021 22:44:30 -0500
Subject: add mock_queue_cleanup() function and move queue malloc call inside
 mock_queue_data

---
 src/test/mock_queue.c       | 16 +++++++++++++++-
 src/test/mock_queue.h       |  6 +++---
 src/test/mock_queue_tests.c | 20 ++++++++++++++++++++
 3 files changed, 38 insertions(+), 4 deletions(-)

diff --git a/src/test/mock_queue.c b/src/test/mock_queue.c
index 10ce834..7a36b65 100644
--- a/src/test/mock_queue.c
+++ b/src/test/mock_queue.c
@@ -1,5 +1,6 @@
 #include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
 
 #include "mock_queue.h"
 
@@ -35,7 +36,13 @@ void mock_queue_data(size_t size, void *data)
       return;
    }
 
-   node->data = data;
+   node->data = malloc(size);
+   if (node->data == NULL) {
+      fprintf(stderr, "WARNING: memory allocation of %zu bytes for mock queue data failed!\n", size);
+      return;
+   }
+
+   memcpy(node->data, data, size);
    node->next = NULL;
    mock_queue_tail->next = node;
    mock_queue_tail = node;
@@ -67,3 +74,10 @@ void mock_pop()
       mock_queue_tail = &mock_queue_head;
    mock_queue_length -= 1;
 }
+
+
+void mock_queue_cleanup()
+{
+   while(mock_queue_length != 0)
+      mock_pop();
+}
diff --git a/src/test/mock_queue.h b/src/test/mock_queue.h
index 9cfd415..1c2bbf7 100644
--- a/src/test/mock_queue.h
+++ b/src/test/mock_queue.h
@@ -4,6 +4,7 @@
 #include <stdlib.h>
 
 void mock_queue_init();
+void mock_queue_cleanup();
 
 size_t mock_queue_len();
 
@@ -11,9 +12,8 @@ void mock_queue_data(size_t size, void *data);
 void * mock_front_data();
 
 #define mock_queue(type, raw) do {		\
-      type *data = malloc(sizeof(type));	\
-      *data = raw;				\
-      mock_queue_data(sizeof(type), data);	\
+      type data = raw;				\
+      mock_queue_data(sizeof(type), &data);	\
    } while(0)
 
 #define mock_front(type) * (type *) mock_front_data()
diff --git a/src/test/mock_queue_tests.c b/src/test/mock_queue_tests.c
index 0e208e4..004444c 100644
--- a/src/test/mock_queue_tests.c
+++ b/src/test/mock_queue_tests.c
@@ -4,6 +4,7 @@
 mu_test mock_queue_int();
 mu_test mock_queue_int_seq();
 mu_test mock_queue_pop_multi();
+mu_test mock_queue_clean_finish();
 
 
 void mock_queue_tests()
@@ -12,6 +13,7 @@ void mock_queue_tests()
    mu_run_test("push and pop integer to mock queue", mock_queue_int);
    mu_run_test("push and pop integer sequence", mock_queue_int_seq);
    mu_run_test("pop multiple times with empty queue", mock_queue_pop_multi);
+   mu_run_test("clean up mock queue", mock_queue_clean_finish);
 }
 
 
@@ -79,3 +81,21 @@ mu_test mock_queue_pop_multi()
    mu_assert_equal(mock_queue_len(), 0);
    return 0;
 }
+
+
+mu_test mock_queue_clean_finish()
+{
+   mu_assert_equal(mock_queue_len(), 0);
+
+   mock_queue(int, 5);
+   mock_queue(int, 5);
+   mock_queue(int, 5);
+
+   mu_assert_equal(mock_queue_len(), 3);
+
+   mock_queue_cleanup();
+
+   mu_assert_equal(mock_queue_len(), 0);
+
+   return 0;
+}
-- 
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