tests for clear_file_from_sess

src/components/file_p/file_p.c

@@ -285,6 +285,7 @@ int file_receive_prepare(session *sess, char *line, server_data_t *s_d) {
 
 void clear_file_from_sess(session *s) {
   s_file_t *sf = s->file;
+  if (sf != NULL) {
     if (sf->name != NULL) {
       free(sf->name);
       sf->name = NULL;
@@ -304,6 +305,7 @@ void clear_file_from_sess(session *s) {
     free(sf);
     s->file = NULL;
   }
+}
 
 /* download to the client */
 void file_download(session *sess) {

test/file_p/CMakeLists.txt

@@ -67,18 +67,18 @@ add_test(NAME file_p_file_send_prepare_test_1 COMMAND file_send_prepare)
 
 # ---/ file_receive_prepare /-------------------------------------------
 
-add_executable(file_receive_prepare
+add_executable(clear_file_from_sess
-    file_receive_prepare.c
+    clear_file_from_sess.c
     utils.c
 )
 
-target_link_libraries(file_receive_prepare
+target_link_libraries(clear_file_from_sess
     cmocka
     file_p
     main
     utils
 )
 
-target_link_options(file_receive_prepare PRIVATE -Wl,--wrap=stat,--wrap=statvfs,--wrap=print_log,--wrap=open,--wrap=chdir,--wrap=write,--wrap=mkdir)
+target_link_options(clear_file_from_sess PRIVATE -Wl,--wrap=free)
 
-add_test(NAME file_p_file_receive_prepare_test_1 COMMAND file_receive_prepare)
+add_test(NAME file_p_clear_file_from_sess_test_1 COMMAND clear_file_from_sess)

test/file_p/clear_file_from_sess.c

@@ -0,0 +1,111 @@
+#include <cmocka.h>
+#include <db/db.h>
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "utils.h"
+#include <file_p.h>
+#include <main.h>
+#include <string.h>
+
+int free_call_times = 0;
+
+void __real_free(void *ptr);
+
+void __wrap_free(void *ptr) {
+  free_call_times++;
+  __real_free(ptr);
+}
+
+void test__clear_file_from_sess__normal(void **state) {
+  session sess = {};
+  free_call_times = 0;
+  s_file_t *f = malloc(sizeof(s_file_t));
+  f->description = malloc(sizeof (char) * INBUFSIZE);
+  f->name = malloc(sizeof (char) * INBUFSIZE);
+  f->path = malloc(sizeof (char) * INBUFSIZE);
+
+  sess.file = f;
+
+  clear_file_from_sess(&sess);
+  
+  assert_ptr_equal(sess.file, NULL);
+  assert_int_equal(free_call_times, 4);
+}
+
+void test__clear_file_from_sess__no_description(void **state) {
+  session sess = {};
+  free_call_times = 0;
+  s_file_t *f = malloc(sizeof(s_file_t));
+  f->description = NULL;
+  f->name = malloc(sizeof (char) * INBUFSIZE);
+  f->path = malloc(sizeof (char) * INBUFSIZE);
+
+  sess.file = f;
+
+  clear_file_from_sess(&sess);
+  
+  assert_ptr_equal(sess.file, NULL);
+  assert_int_equal(free_call_times, 3);
+}
+
+void test__clear_file_from_sess__no_name(void **state) {
+  session sess = {};
+  free_call_times = 0;
+  s_file_t *f = malloc(sizeof(s_file_t));
+  f->description = malloc(sizeof (char) * INBUFSIZE);
+  f->name = NULL;
+  f->path = malloc(sizeof (char) * INBUFSIZE);
+
+  sess.file = f;
+
+  clear_file_from_sess(&sess);
+  
+  assert_ptr_equal(sess.file, NULL);
+  assert_int_equal(free_call_times, 3);
+}
+
+void test__clear_file_from_sess__no_path(void **state) {
+  session sess = {};
+  free_call_times = 0;
+  s_file_t *f = malloc(sizeof(s_file_t));
+  f->description = malloc(sizeof (char) * INBUFSIZE);
+  f->name = malloc(sizeof (char) * INBUFSIZE);
+  f->path = NULL;
+
+  sess.file = f;
+
+  clear_file_from_sess(&sess);
+  
+  assert_ptr_equal(sess.file, NULL);
+  assert_int_equal(free_call_times, 3);
+}
+
+void test__clear_file_from_sess__no_file(void **state) {
+  session sess = {.file = NULL};
+  free_call_times = 0;
+
+  clear_file_from_sess(&sess);
+  
+  assert_ptr_equal(sess.file, NULL);
+  assert_int_equal(free_call_times, 0);
+}
+
+int setup(void **state) { return 0; }
+int tear_down(void **state) { return 0; }
+
+int main(int argc, char **argv) {
+  const struct CMUnitTest tests[] = {
+      cmocka_unit_test(test__clear_file_from_sess__normal),
+      cmocka_unit_test(test__clear_file_from_sess__no_description),
+      cmocka_unit_test(test__clear_file_from_sess__no_name),
+      cmocka_unit_test(test__clear_file_from_sess__no_path),
+      cmocka_unit_test(test__clear_file_from_sess__no_file),
+  };
+
+  return cmocka_run_group_tests(tests, setup, tear_down);
+}