t.Errorf("The two implementations do not match %q != %q for Replace(%q, %q, %q, %d)", simple, replace, in, old, new, n)
		}
	})
}

func BenchmarkReplace(b *testing.B) {
	for _, tt := range ReplaceTests {
		desc := fmt.Sprintf("%q %q %q %d", tt.in, tt.old, tt.new, tt.n)
		var (
			in  = []byte(tt.in)
			old = []byte(tt.old)
			new = []byte(tt.new)