summaryrefslogtreecommitdiffstats
path: root/tests
diff options
context:
space:
mode:
Diffstat (limited to 'tests')
-rw-r--r--tests/bit.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/tests/bit.c b/tests/bit.c
index 3d66ce3..6548c30 100644
--- a/tests/bit.c
+++ b/tests/bit.c
@@ -7,6 +7,7 @@
#include "../src/diag.h"
#include <limits.h>
#include <stdint.h>
+#include <string.h>
bfs_static_assert(UMAX_WIDTH(0x1) == 1);
bfs_static_assert(UMAX_WIDTH(0x3) == 2);
@@ -58,6 +59,18 @@ bfs_static_assert(INTMAX_MAX == IWIDTH_MAX(INTMAX_WIDTH));
bool check_bit(void) {
bool ret = true;
+ const char *str = "\x1\x2\x3\x4";
+ uint32_t word;
+ memcpy(&word, str, sizeof(word));
+
+#if ENDIAN_NATIVE == ENDIAN_LITTLE
+ ret &= check_eq(word, 0x04030201);
+#elif ENDIAN_NATIVE == ENDIAN_BIG
+ ret &= check_eq(word, 0x01020304);
+#else
+# warning "Skipping byte order tests on mixed/unknown-endian machine"
+#endif
+
ret &= check_eq(bswap((uint8_t)0x12), 0x12);
ret &= check_eq(bswap((uint16_t)0x1234), 0x3412);
ret &= check_eq(bswap((uint32_t)0x12345678), 0x78563412);