1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2019 Heinrich Schuchardt <xypron.glpk@gmx.de>
4  *
5  * Unit tests for memory functions
6  *
7  * The architecture dependent implementations run through different lines of
8  * code depending on the alignment and length of memory regions copied or set.
9  * This has to be considered in testing.
10  */
11 
12 #include <common.h>
13 #include <command.h>
14 #include <errno.h>
15 #include <test/lib.h>
16 #include <test/test.h>
17 #include <test/ut.h>
18 
19 /**
20  * lib_errno_str() - unit test for errno_str()
21  *
22  * Test errno_str() with varied alignment and length of the copied buffer.
23  *
24  * @uts:	unit test state
25  * Return:	0 = success, 1 = failure
26  */
lib_errno_str(struct unit_test_state * uts)27 static int lib_errno_str(struct unit_test_state *uts)
28 {
29 	const char *msg;
30 
31 	msg = errno_str(1);
32 	ut_asserteq_str("Success", msg);
33 
34 	msg = errno_str(0);
35 	ut_asserteq_str("Success", msg);
36 
37 	msg = errno_str(-ENOMEM);
38 	ut_asserteq_str("Out of memory", msg);
39 
40 	msg = errno_str(-99999);
41 	ut_asserteq_str("Unknown error", msg);
42 
43 	return 0;
44 }
45 
46 LIB_TEST(lib_errno_str, 0);
47