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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2014-10-13 15:55:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-14 02:18:26 +0200 |
| commit | 45ff337a54c154680edf0c538e5c9eb4a2f862cc (patch) | |
| tree | c0678933a57841062c68da0b42dff92d7b2e8903 /lib | |
| parent | d295634e965ecacdb44c6760b3ca4eae08812715 (diff) | |
| download | linux-45ff337a54c154680edf0c538e5c9eb4a2f862cc.tar.gz linux-45ff337a54c154680edf0c538e5c9eb4a2f862cc.tar.bz2 linux-45ff337a54c154680edf0c538e5c9eb4a2f862cc.zip | |
lib / string_helpers: refactoring the test suite
This patch prepares test suite for a following update. It introduces
test_string_check_buf() helper which checks the result and dumps an error.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "John W . Linville" <linville@tuxdriver.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/test-string_helpers.c | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/lib/test-string_helpers.c b/lib/test-string_helpers.c index 6ac48de04c0e..ac44c9245dcf 100644 --- a/lib/test-string_helpers.c +++ b/lib/test-string_helpers.c @@ -10,6 +10,26 @@ #include <linux/string.h> #include <linux/string_helpers.h> +static __init bool test_string_check_buf(const char *name, unsigned int flags, + char *in, size_t p, + char *out_real, size_t q_real, + char *out_test, size_t q_test) +{ + if (q_real == q_test && !memcmp(out_test, out_real, q_test)) + return true; + + pr_warn("Test '%s' failed: flags = %u\n", name, flags); + + print_hex_dump(KERN_WARNING, "Input: ", DUMP_PREFIX_NONE, 16, 1, + in, p, true); + print_hex_dump(KERN_WARNING, "Expected: ", DUMP_PREFIX_NONE, 16, 1, + out_test, q_test, true); + print_hex_dump(KERN_WARNING, "Got: ", DUMP_PREFIX_NONE, 16, 1, + out_real, q_real, true); + + return false; +} + struct test_string { const char *in; const char *out; @@ -39,7 +59,8 @@ static const struct test_string strings[] __initconst = { }, }; -static void __init test_string_unescape(unsigned int flags, bool inplace) +static void __init test_string_unescape(const char *name, unsigned int flags, + bool inplace) { char in[256]; char out_test[256]; @@ -77,15 +98,8 @@ static void __init test_string_unescape(unsigned int flags, bool inplace) q_real = string_unescape(in, out_real, q_real, flags); } - if (q_real != q_test || memcmp(out_test, out_real, q_test)) { - pr_warn("Test failed: flags = %u\n", flags); - print_hex_dump(KERN_WARNING, "Input: ", - DUMP_PREFIX_NONE, 16, 1, in, p - 1, true); - print_hex_dump(KERN_WARNING, "Expected: ", - DUMP_PREFIX_NONE, 16, 1, out_test, q_test, true); - print_hex_dump(KERN_WARNING, "Got: ", - DUMP_PREFIX_NONE, 16, 1, out_real, q_real, true); - } + test_string_check_buf(name, flags, in, p - 1, out_real, q_real, + out_test, q_test); } static int __init test_string_helpers_init(void) @@ -94,8 +108,9 @@ static int __init test_string_helpers_init(void) pr_info("Running tests...\n"); for (i = 0; i < UNESCAPE_ANY + 1; i++) - test_string_unescape(i, false); - test_string_unescape(get_random_int() % (UNESCAPE_ANY + 1), true); + test_string_unescape("unescape", i, false); + test_string_unescape("unescape inplace", + get_random_int() % (UNESCAPE_ANY + 1), true); return -EINVAL; } |