func testEquality(t *testing.T, v []byte) {
ch64, ch32 := cxx.Checksum64(v), cxx.Checksum32(v)
if h := N.Checksum64(v); ch64 != h {
t.Fatalf("Checksum64 doesn't match, len = %d, expected 0x%X, got 0x%X", len(v), ch64, h)
}
if h := N.Checksum32(v); ch32 != h {
t.Fatalf("Checksum32 doesn't match, len = %d, expected 0x%X, got 0x%X", len(v), ch32, h)
}
h64 := N.New64()
h64.Write(v)
if h := h64.Sum64(); ch64 != h {
t.Fatalf("Sum64() doesn't match, len = %d, expected 0x%X, got 0x%X", len(v), ch64, h)
}
h32 := N.New32()
h32.Write(v)
if h := h32.Sum32(); ch32 != h {
t.Fatalf("Sum32() doesn't match, len = %d, expected 0x%X, got 0x%X", len(v), ch32, h)
}
}
func TestReset64(t *testing.T) {
h := N.New64()
//
p1 := "http"
p2 := "://"
p3 := "www.marmiton.org"
p4 := "/recettes/recherche.aspx"
p5 := "?st=2&aqt=gateau&"
url := p1 + p2 + p3 + p4 + p5
// compute hash by parts
h.Write([]byte(p1))
h.Write([]byte(p2))
h.Write([]byte(p3))
h.Write([]byte(p4))
h.Write([]byte(p5))
s1 := h.Sum64()
h.Reset()
h.Write([]byte(url))
s2 := h.Sum64()
// should be the same, right ?
if s1 != s2 {
t.Errorf("s1 != s2 %x %x", s1, s2)
}
}
func BenchmarkXxhash64MultiWrites(b *testing.B) {
h := N.New64()
for i := 0; i < b.N; i++ {
h.Write(in)
}
_ = h.Sum64()
}
func TestHash64(t *testing.T) {
h := N.New64()
h.Write(in)
r := h.Sum64()
if r != expected64 {
t.Errorf("expected 0x%x, got 0x%x.", expected64, r)
}
}
func BenchmarkXX64MultiWrites(b *testing.B) {
var bv uint64
h := N.New64()
for i := 0; i < b.N; i++ {
h.Write(in)
bv += h.Sum64()
h.Reset()
}
}
func BenchmarkXxhash64MultiWrites(b *testing.B) {
var bv uint64
h := N.New64()
for i := 0; i < b.N; i++ {
h.Write(in)
bv = h.Sum64()
h.Reset()
}
benchVal64 = bv
}