From 79c84de4689b1c22be3ccac8914307daa38b0bd8 Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Tue, 15 Oct 2019 21:46:04 +0200 Subject: [PATCH] test: provide test for errno_str() Provide a unit test for errno_str(). Test that known and unknown error numbers are handled correctly. Signed-off-by: Heinrich Schuchardt Reviewed-by: Simon Glass --- test/lib/Makefile | 1 + test/lib/test_errno_str.c | 46 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 47 insertions(+) create mode 100644 test/lib/test_errno_str.c diff --git a/test/lib/Makefile b/test/lib/Makefile index 308c61708e..b13aaca7ce 100644 --- a/test/lib/Makefile +++ b/test/lib/Makefile @@ -6,3 +6,4 @@ obj-y += cmd_ut_lib.o obj-y += hexdump.o obj-y += lmb.o obj-y += string.o +obj-$(CONFIG_ERRNO_STR) += test_errno_str.o diff --git a/test/lib/test_errno_str.c b/test/lib/test_errno_str.c new file mode 100644 index 0000000000..8a9f1fd980 --- /dev/null +++ b/test/lib/test_errno_str.c @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2019 Heinrich Schuchardt + * + * Unit tests for memory functions + * + * The architecture dependent implementations run through different lines of + * code depending on the alignment and length of memory regions copied or set. + * This has to be considered in testing. + */ + +#include +#include +#include +#include +#include +#include + +/** + * lib_errno_str() - unit test for errno_str() + * + * Test errno_str() with varied alignment and length of the copied buffer. + * + * @uts: unit test state + * Return: 0 = success, 1 = failure + */ +static int lib_errno_str(struct unit_test_state *uts) +{ + const char *msg; + + msg = errno_str(1); + ut_asserteq_str("Success", msg); + + msg = errno_str(0); + ut_asserteq_str("Success", msg); + + msg = errno_str(-ENOMEM); + ut_asserteq_str("Out of memory", msg); + + msg = errno_str(-99999); + ut_asserteq_str("Unknown error", msg); + + return 0; +} + +LIB_TEST(lib_errno_str, 0); -- 2.25.1