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package resolver
import (
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
)
type testBackend struct {
// contracts mock
contracts map[string](map[string]string)
}
var (
text = "test"
codehash = common.RightPadString("1234", 64)
hash = common.Bytes2Hex(crypto.Sha3([]byte(text)))
url = "bzz://bzzhash/my/path/contr.act"
)
func NewTestBackend() *testBackend {
self := &testBackend{}
self.contracts = make(map[string](map[string]string))
self.contracts[HashRegContractAddress] = make(map[string]string)
key := storageAddress(1, common.Hex2Bytes(codehash))
self.contracts[HashRegContractAddress][key] = hash
self.contracts[URLHintContractAddress] = make(map[string]string)
key = storageAddress(1, common.Hex2Bytes(hash))
self.contracts[URLHintContractAddress][key] = url
return self
}
func (self *testBackend) StorageAt(ca, sa string) (res string) {
c := self.contracts[ca]
if c == nil {
return
}
res = c[sa]
return
}
func TestKeyToContentHash(t *testing.T) {
b := NewTestBackend()
res := New(b, URLHintContractAddress, HashRegContractAddress)
chash := common.Hash{}
copy(chash[:], common.Hex2BytesFixed(codehash, 32))
got, err := res.KeyToContentHash(chash)
if err != nil {
t.Errorf("expected no error, got %v", err)
} else {
if common.Bytes2Hex(got[:]) != hash {
t.Errorf("incorrect result, expected %x, got %x: ", hash, common.Bytes2Hex(got[:]))
}
}
}
func TestContentHashToUrl(t *testing.T) {
b := NewTestBackend()
res := New(b, URLHintContractAddress, HashRegContractAddress)
chash := common.Hash{}
copy(chash[:], common.Hex2Bytes(hash))
got, err := res.ContentHashToUrl(chash)
if err != nil {
t.Errorf("expected no error, got %v", err)
} else {
if string(got[:]) != url {
t.Errorf("incorrect result, expected %v, got %s: ", url, string(got[:]))
}
}
}
func TestKeyToUrl(t *testing.T) {
}
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