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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2016-01-20 14:59:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-20 17:09:18 -0800
commit7aaf4c3e1235cca77dcc1c5a0848687e7d26a42f (patch)
treecc3fc3d1f1eb791ca024f74c6e76c55e5dd37cc5 /lib
parent1dacd9ddd359eed63b210bd9b5000c2cfae287ff (diff)
downloadlinux-7aaf4c3e1235cca77dcc1c5a0848687e7d26a42f.tar.bz2
test_hexdump: print statistics at the end
Like others test are doing print the gathered statistics after test module is finished. Return from the module based on the result. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> 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_hexdump.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/lib/test_hexdump.c b/lib/test_hexdump.c
index 11d45f510d6c..3f415d8101f3 100644
--- a/lib/test_hexdump.c
+++ b/lib/test_hexdump.c
@@ -44,6 +44,9 @@ static const char * const test_data_8_le[] __initconst = {
#define FILL_CHAR '#'
+static unsigned total_tests __initdata;
+static unsigned failed_tests __initdata;
+
static void __init test_hexdump_prepare_test(size_t len, int rowsize,
int groupsize, char *test,
size_t testlen, bool ascii)
@@ -107,6 +110,8 @@ static void __init test_hexdump(size_t len, int rowsize, int groupsize,
char test[TEST_HEXDUMP_BUF_SIZE];
char real[TEST_HEXDUMP_BUF_SIZE];
+ total_tests++;
+
memset(real, FILL_CHAR, sizeof(real));
hex_dump_to_buffer(data_b, len, rowsize, groupsize, real, sizeof(real),
ascii);
@@ -119,6 +124,7 @@ static void __init test_hexdump(size_t len, int rowsize, int groupsize,
pr_err("Len: %zu row: %d group: %d\n", len, rowsize, groupsize);
pr_err("Result: '%s'\n", real);
pr_err("Expect: '%s'\n", test);
+ failed_tests++;
}
}
@@ -143,6 +149,8 @@ static void __init test_hexdump_overflow(size_t buflen, size_t len,
int ae, he, e, f, r;
bool a;
+ total_tests++;
+
memset(buf, FILL_CHAR, sizeof(buf));
r = hex_dump_to_buffer(data_b, len, rs, gs, buf, buflen, ascii);
@@ -175,6 +183,7 @@ static void __init test_hexdump_overflow(size_t buflen, size_t len,
len, buflen, strnlen(buf, sizeof(buf)));
pr_err("Result: %d '%s'\n", r, buf);
pr_err("Expect: %d '%s'\n", e, test);
+ failed_tests++;
}
}
@@ -196,8 +205,6 @@ static int __init test_hexdump_init(void)
unsigned int i;
int rowsize;
- pr_info("Running tests...\n");
-
rowsize = (get_random_int() % 2 + 1) * 16;
for (i = 0; i < 16; i++)
test_hexdump_set(rowsize, false);
@@ -212,7 +219,20 @@ static int __init test_hexdump_init(void)
for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
test_hexdump_overflow_set(i, true);
- return -EINVAL;
+ if (failed_tests == 0)
+ pr_info("all %u tests passed\n", total_tests);
+ else
+ pr_err("failed %u out of %u tests\n", failed_tests, total_tests);
+
+ return failed_tests ? -EINVAL : 0;
}
module_init(test_hexdump_init);
+
+static void __exit test_hexdump_exit(void)
+{
+ /* do nothing */
+}
+module_exit(test_hexdump_exit);
+
+MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
MODULE_LICENSE("Dual BSD/GPL");