@@ -3,7 +3,7 @@ include ../Makefile.inc
CFLAGS += $(BIN_CFLAGS) -I$(multipathdir) -I$(mpathcmddir)
LIBDEPS += -L$(multipathdir) -lmultipath -lcmocka
-TESTS := uevent parser util dmevents hwtable
+TESTS := uevent parser util dmevents hwtable unaligned
.SILENT: $(TESTS:%=%.o)
.PRECIOUS: $(TESTS:%=%-test)
new file mode 100644
@@ -0,0 +1,96 @@
+#include <inttypes.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <stdlib.h>
+#include <cmocka.h>
+#include "unaligned.h"
+
+#define SIZE 16
+static const char memory[8] = {
+ 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef
+};
+
+static const uint64_t intval64 = 0x0123456789abcdef;
+static const uint32_t intval32 = 0x01234567;
+static const uint16_t intval16 = 0x0123;
+
+#include "globals.c"
+
+static int setup(void **state)
+{
+ return posix_memalign(state, 16, 2 * SIZE);
+}
+
+static int teardown(void **state)
+{
+ free(*state);
+ return 0;
+}
+
+
+#define make_test(bits, offset) \
+ static void test_ ## bits ## _ ## offset(void **state) \
+{ \
+ int len = bits/8; \
+ uint8_t *c = *state; \
+ uint8_t *p = *state + SIZE; \
+ uint64_t u; \
+ \
+ assert_in_range(len, 1, SIZE); \
+ assert_in_range(offset + len, 1, SIZE); \
+ memset(c, 0, 2 * SIZE); \
+ memcpy(c + offset, memory, len); \
+ \
+ u = get_unaligned_be##bits(c + offset); \
+ assert_int_equal(u, intval##bits); \
+ put_unaligned_be##bits(u, p + offset); \
+ assert_memory_equal(c + offset, p + offset, len); \
+}
+
+make_test(16, 0);
+make_test(16, 1);
+make_test(32, 0);
+make_test(32, 1);
+make_test(32, 2);
+make_test(32, 3);
+make_test(64, 0);
+make_test(64, 1);
+make_test(64, 2);
+make_test(64, 3);
+make_test(64, 4);
+make_test(64, 5);
+make_test(64, 6);
+make_test(64, 7);
+
+int test_unaligned(void)
+{
+ const struct CMUnitTest tests[] = {
+ cmocka_unit_test(test_16_0),
+ cmocka_unit_test(test_16_1),
+ cmocka_unit_test(test_32_0),
+ cmocka_unit_test(test_32_1),
+ cmocka_unit_test(test_32_2),
+ cmocka_unit_test(test_32_3),
+ cmocka_unit_test(test_64_0),
+ cmocka_unit_test(test_64_1),
+ cmocka_unit_test(test_64_2),
+ cmocka_unit_test(test_64_3),
+ cmocka_unit_test(test_64_4),
+ cmocka_unit_test(test_64_5),
+ cmocka_unit_test(test_64_6),
+ cmocka_unit_test(test_64_7),
+ };
+ return cmocka_run_group_tests(tests, setup, teardown);
+}
+
+int main(void)
+{
+ int ret = 0;
+
+ ret += test_unaligned();
+ return ret;
+}
Signed-off-by: Martin Wilck <mwilck@suse.com> --- tests/Makefile | 2 +- tests/unaligned.c | 96 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 97 insertions(+), 1 deletion(-) create mode 100644 tests/unaligned.c