add proc file tests

src/kunity_proc_test_file_handler.c

@@ -4,7 +4,6 @@
 #include <kunity_t.h>
 #include <linux/fs.h>
 #include <linux/module.h>
-#include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/slab.h>
 #include <linux/string.h>
@@ -48,11 +47,13 @@ static result_code_e create_test_file_name(/* in */ const char* module_name, /*
 //}
 
 //{ global var implements region
-struct proc_dir_entry* proc_dir;
+
 //}
 
 //{ local var implements region
 
+static struct proc_dir_entry* proc_dir;
+
 static const struct file_operations proc_test_file_ops = {
     .owner = THIS_MODULE,
     .open = proc_test_file_open,
@@ -61,12 +62,19 @@ static const struct file_operations proc_test_file_ops = {
     .release = single_release,
 };
 
-struct seq_file* test_proc_file;
+static struct seq_file* test_proc_file;
 
 //}
 
 //{ global function implements region
 
+
+result_code_e set_proc_test_root_folder(/* in */  struct proc_dir_entry * folder)
+{
+    proc_dir = folder;
+    return OK;
+}
+
 result_code_e create_proc_test_file(/* in */ const ptr_test_list_item_s list_item)
 {
     char buffer[MAX_FILE_NAME_LEN];
@@ -141,8 +149,6 @@ static result_code_e create_test_file_name(/* in */ const char* module_name, /*
     strcpy(buffer, module_name);
     strcat(buffer, "-");
     strcat(buffer, test_name);
-
-    pr_info("%s\n%s\n%s\n", module_name, test_name, buffer);
     return OK;
 }
 

src/kunity_proc_test_file_handler.h

@@ -3,6 +3,8 @@
 #include "kunity_proc_test_file_handler_t.h"
 //{ global include region
 
+#include <linux/proc_fs.h>
+
 //}
 //{ local include region
 
@@ -18,6 +20,8 @@ extern "C" {
 
 extern result_code_e create_proc_test_file(/* in */ const ptr_test_list_item_s list_item);
 
+extern result_code_e set_proc_test_root_folder(/* in */ struct proc_dir_entry * folder);
+
 //}
 
 #ifdef __cplusplus

src/runner_module.c

@@ -2,7 +2,6 @@
 
 #include <kunity_t.h>
 #include <linux/module.h>
-#include <linux/proc_fs.h>
 #include <linux/workqueue.h>
 
 //}
@@ -44,7 +43,7 @@ static void kunity_exit(void);
 
 //{ global variabel implements region
 
-extern struct proc_dir_entry* proc_dir;
+
 
 //}
 
@@ -55,6 +54,8 @@ static struct workqueue_struct* queue;
 DECLARE_WORK(work, init_tests);
 
 static test_query_s query = { KUNITY_DEFAULT_TEST_NAME_FITER_STR, "*" };
+
+static struct proc_dir_entry* proc_test_root = NULL;
 //}
 
 //{ global function implements region
@@ -66,11 +67,12 @@ static test_query_s query = { KUNITY_DEFAULT_TEST_NAME_FITER_STR, "*" };
 static void init_tests(struct work_struct* work)
 {
     pr_info("init tests");
-    proc_dir = proc_mkdir("kunity_test", NULL);
+    proc_test_root = proc_mkdir("kunity_test", NULL);
-    if (proc_dir == NULL || find_tests(&query) != OK) {
+    if (proc_test_root == NULL || find_tests(&query) != OK) {
         return;
     }
 
+    set_proc_test_root_folder(proc_test_root);
     iterate_test_list(query.result_list, &create_proc_test_file);
 }
 
@@ -94,7 +96,7 @@ static void kunity_exit()
 
     destroy_workqueue(queue);
     destroy_test_list(&query.result_list);
-    proc_remove(proc_dir);
+    proc_remove(proc_test_root);
 }
 
 //}

test/src/kunity_proc_test_file_handler_tests.c

@@ -0,0 +1,51 @@
+#include <kunity.h>
+#include <kunity_proc_test_file_handler.h>
+#include <linux/module.h>
+#include <linux/string.h>
+
+
+//extern result_code_e kunity_module_runner_fake_test_function_ok(const ptr_output_functions_s output);
+
+KUNITY_TEST(create_proc_test_file_null_argument)
+{
+    TEST_ASSERT_EQUAL(ERROR_NULL_ARGUMENT, create_proc_test_file(NULL));
+}
+
+
+KUNITY_TEST(create_proc_test_file_invalid_argument)
+{
+    test_list_item_s test_item;
+    test_item.test = NULL;
+    TEST_ASSERT_EQUAL(ERROR_INVALID_ARGUMENT, create_proc_test_file(&test_item));
+}
+
+
+KUNITY_TEST(create_proc_test_file_invalid_operation_null_names)
+{
+    test_s test;
+    test_list_item_s test_item;
+    test.modul_name = NULL;
+    test.name = NULL;
+    test.test_function = NULL;
+
+    test_item.test = &test;
+    TEST_ASSERT_EQUAL(ERROR_INVALID_OPERATION, create_proc_test_file(&test_item));
+}
+
+KUNITY_TEST(create_proc_test_file_ok)
+{
+    test_s test;
+    test_list_item_s test_item;
+    struct proc_dir_entry* test_root = proc_mkdir("test_kunity_test_root", NULL);
+    test.modul_name = "fake_test_module";
+    test.name = "fake_test_function";
+    test.test_function = NULL;
+    test_item.test = &test;
+    if (test_root == NULL) {
+        TEST_FAIL_MESSAGE("could not create \"test_kunity_test_root proc\" folder");
+    }
+
+    set_proc_test_root_folder(test_root);
+    TEST_ASSERT_EQUAL(OK, create_proc_test_file(&test_item));
+    proc_remove(test_root);
+}