diff options
Diffstat (limited to 'lib/string_kunit.c')
| -rw-r--r-- | lib/string_kunit.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/string_kunit.c b/lib/string_kunit.c index de4eae91403f..fadad46c1b05 100644 --- a/lib/string_kunit.c +++ b/lib/string_kunit.c @@ -524,6 +524,31 @@ static void string_test_strlcat(struct kunit *test) KUNIT_EXPECT_STREQ(test, dest, "fourABE"); } +static void string_test_memtostr(struct kunit *test) +{ + char nonstring[7] = { 'a', 'b', 'c', 'd', 'e', 'f', 'g' }; + char nonstring_small[3] = { 'a', 'b', 'c' }; + char dest[sizeof(nonstring) + 1]; + + /* Copy in a non-NUL-terminated string into exactly right-sized dest. */ + KUNIT_EXPECT_EQ(test, sizeof(dest), sizeof(nonstring) + 1); + memset(dest, 'X', sizeof(dest)); + memtostr(dest, nonstring); + KUNIT_EXPECT_STREQ(test, dest, "abcdefg"); + memset(dest, 'X', sizeof(dest)); + memtostr(dest, nonstring_small); + KUNIT_EXPECT_STREQ(test, dest, "abc"); + KUNIT_EXPECT_EQ(test, dest[7], 'X'); + + memset(dest, 'X', sizeof(dest)); + memtostr_pad(dest, nonstring); + KUNIT_EXPECT_STREQ(test, dest, "abcdefg"); + memset(dest, 'X', sizeof(dest)); + memtostr_pad(dest, nonstring_small); + KUNIT_EXPECT_STREQ(test, dest, "abc"); + KUNIT_EXPECT_EQ(test, dest[7], '\0'); +} + static struct kunit_case string_test_cases[] = { KUNIT_CASE(string_test_memset16), KUNIT_CASE(string_test_memset32), @@ -543,6 +568,7 @@ static struct kunit_case string_test_cases[] = { KUNIT_CASE(string_test_strcat), KUNIT_CASE(string_test_strncat), KUNIT_CASE(string_test_strlcat), + KUNIT_CASE(string_test_memtostr), {} }; |