static void
test_bigend_u64(TestBatch *batch) {
size_t count = 32;
uint64_t *ints = TestUtils_random_u64s(NULL, count, 0, U64_MAX);
size_t amount = (count + 1) * sizeof(uint64_t);
char *allocated = (char*)CALLOCATE(amount, sizeof(char));
char *encoded = allocated + 1; // Intentionally misaligned.
char *target = encoded;
for (size_t i = 0; i < count; i++) {
NumUtil_encode_bigend_u64(ints[i], &target);
target += sizeof(uint64_t);
}
target = encoded;
for (size_t i = 0; i < count; i++) {
uint64_t got = NumUtil_decode_bigend_u64(target);
TEST_TRUE(batch, got == ints[i], "bigend u64");
target += sizeof(uint64_t);
}
target = encoded;
NumUtil_encode_bigend_u64(1, &target);
TEST_INT_EQ(batch, encoded[0], 0, "Truly big-endian");
TEST_INT_EQ(batch, encoded[7], 1, "Truly big-endian");
FREEMEM(allocated);
FREEMEM(ints);
}
static CFISH_INLINE void
SI_write_u64(OutStream *self, OutStreamIVARS *ivars, uint64_t value) {
#ifdef CHY_BIG_END
SI_write_bytes(self, ivars, &value, 8);
#else
char buf[sizeof(uint64_t)];
char *buf_copy = buf;
NumUtil_encode_bigend_u64(value, &buf_copy);
SI_write_bytes(self, ivars, buf, sizeof(uint64_t));
#endif
}
