package mishmash

import (
	"fmt"
	"testing"
)

func TestMishmash(t *testing.T) {
	want := "9d923077"
	if got := fmt.Sprintf("%08x", Mishmash("google.com")); want != got {
		t.Error("Parse() = got", got, "want", want)
	} else {
		fmt.Println("TestMishmash Passed")
	}
}

func TestSecondHash(t *testing.T) {
	want := "3fbdb348"
	hash := Mishmash("google.com")
	if got := fmt.Sprintf("%08x", Mishmash("google.com", uint64(hash))); want != got {
		t.Error("Parse() = got", got, "want", want)
	} else {
		fmt.Println("TestSecondHash Passed")
	}
}

func TestSeedOne(t *testing.T) {
	want := "cebf5691"
	if got := fmt.Sprintf("%08x", Mishmash("google.com", uint64(1))); want != got {
		t.Error("Parse() = got", got, "want", want)
	} else {
		fmt.Println("TestSeedOne Passed")
	}
}

func TestEngineAndAccumulator(t *testing.T) {
	want := "65df1304"
	test := "google.com"
	accum := Engine(test, len(test), 0)
	if got := fmt.Sprintf("%08x", Mishmash(test, accum)); want != got {
		t.Error("Parse() = got", got, "want", want)
	} else {
		fmt.Println("TestEngineAndAccumulator Passed")
	}
}

func BenchmarkHashGeneration(b *testing.B) {
	test := "google.com"
	for i := 0; i < b.N; i++ {
		accum := uint64(Mishmash(test, 0))<<32 | uint64(Mishmash(test, 1))
		fmt.Printf("%016x\n", accum)
	}
}