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statement_test.go
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statement_test.go
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package keys_test
import (
"bytes"
"encoding/json"
"testing"
"github.com/keys-pub/keys"
"github.com/keys-pub/keys/encoding"
"github.com/keys-pub/keys/tsutil"
"github.com/stretchr/testify/require"
)
func TestStatement(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
st := keys.Statement{
KID: sk.ID(),
Data: bytes.Repeat([]byte{0x01}, 16),
Type: "test",
Timestamp: clock.Now(),
}
_, err := st.Bytes()
require.EqualError(t, err, "missing signature")
err = st.Verify()
require.EqualError(t, err, "missing signature")
err = st.Sign(sk)
require.NoError(t, err)
b, err := st.Bytes()
require.NoError(t, err)
expected := `{".sig":"p4iGIBoX5nCHpTSEUCFXg9YsZDSTn5sZHAudE7j00u7RYTNxYEABPLtpW0ZW8CJqxOXube/zxqtcx3sQwwgnBw==","data":"AQEBAQEBAQEBAQEBAQEBAQ==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","ts":1234567890001,"type":"test"}`
require.Equal(t, expected, string(b))
bytesToSign := st.BytesToSign()
expected = `{".sig":"","data":"AQEBAQEBAQEBAQEBAQEBAQ==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","ts":1234567890001,"type":"test"}`
require.Equal(t, expected, string(bytesToSign))
err = st.Verify()
require.NoError(t, err)
err = st.VerifySpecific(bytesToSign)
require.NoError(t, err)
altered := `{".sig":"","data":"AQEBAQEBAQEBAQEBAQEBAQ==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","ts":1234567890001,"type":"test","x":1}`
err = st.VerifySpecific([]byte(altered))
require.EqualError(t, err, "statement bytes failed to match specific serialization")
st.Sig[63] = 0x00
err = st.Verify()
require.EqualError(t, err, "verify failed")
}
func TestSignedStatement(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
st := keys.Statement{
KID: sk.ID(),
Data: bytes.Repeat([]byte{0x01}, 16),
Type: "test",
Timestamp: clock.Now(),
}
err := st.Sign(sk)
require.NoError(t, err)
err = st.Verify()
require.NoError(t, err)
rk := keys.GenerateEdX25519Key()
st.KID = rk.ID()
err = st.Verify()
require.EqualError(t, err, "verify failed")
}
func TestSigchainStatement(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
sc := keys.NewSigchain(sk.ID())
require.Equal(t, 0, sc.Length())
st, err := keys.NewSigchainStatement(sc, bytes.Repeat([]byte{0x01}, 16), sk, "test", clock.Now())
require.NoError(t, err)
err = st.Verify()
require.NoError(t, err)
rk := keys.GenerateEdX25519Key()
st.KID = rk.ID()
err = st.Verify()
require.EqualError(t, err, "verify failed")
}
func TestStatementJSON(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
sc := keys.NewSigchain(sk.ID())
require.Equal(t, 0, sc.Length())
st, err := keys.NewSigchainStatement(sc, bytes.Repeat([]byte{0x01}, 16), sk, "test", clock.Now())
require.NoError(t, err)
b, err := json.Marshal(st)
require.NoError(t, err)
var stOut keys.Statement
err = json.Unmarshal(b, &stOut)
require.NoError(t, err)
require.Equal(t, st.Data, stOut.Data)
require.Equal(t, st.KID, stOut.KID)
require.Equal(t, st.Seq, stOut.Seq)
require.Equal(t, st.Prev, stOut.Prev)
require.Equal(t, st.Revoke, stOut.Revoke)
require.Equal(t, st.Type, stOut.Type)
require.Equal(t, st.BytesToSign(), stOut.BytesToSign())
err = sc.Add(st)
require.NoError(t, err)
// Revoke
revoke, err := keys.NewRevokeStatement(sc, 1, sk)
require.NoError(t, err)
b2, err := json.Marshal(revoke)
require.NoError(t, err)
var stOut2 keys.Statement
err = json.Unmarshal(b2, &stOut2)
require.NoError(t, err)
require.Equal(t, revoke.Data, stOut2.Data)
require.Equal(t, revoke.KID, stOut2.KID)
require.Equal(t, revoke.Seq, stOut2.Seq)
require.Equal(t, revoke.Prev, stOut2.Prev)
require.Equal(t, revoke.Revoke, stOut2.Revoke)
require.Equal(t, st.Timestamp, stOut.Timestamp)
require.Equal(t, revoke.Type, stOut2.Type)
require.Equal(t, revoke.BytesToSign(), stOut2.BytesToSign())
}
func TestStatementSpecificSerialization(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
sc := keys.NewSigchain(sk.ID())
require.Equal(t, 0, sc.Length())
st, err := keys.NewSigchainStatement(sc, bytes.Repeat([]byte{0x01}, 16), sk, "test", clock.Now())
require.NoError(t, err)
data := st.BytesToSign()
expected := `{".sig":"","data":"AQEBAQEBAQEBAQEBAQEBAQ==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","seq":1,"ts":1234567890001,"type":"test"}`
require.Equal(t, expected, string(data))
dataOut, err := st.Bytes()
require.NoError(t, err)
expectedOut := `{".sig":"+H4VoHKAzH8e7Fn0LTtabx1MSpmnEY7xejxzMLr13Cfu1uvj4LKDKJ8AWLP38OU+HDSqO9JYkR+MtM/o7JvzAw==","data":"AQEBAQEBAQEBAQEBAQEBAQ==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","seq":1,"ts":1234567890001,"type":"test"}`
require.Equal(t, expectedOut, string(dataOut))
b, err := st.Bytes()
require.NoError(t, err)
require.Equal(t, expectedOut, string(b))
// err = keys.VerifyStatementBytes(dataOut, sk.PublicKey())
// require.NoError(t, err)
var stOut keys.Statement
err = json.Unmarshal(b, &stOut)
require.NoError(t, err)
require.Equal(t, st.Data, stOut.Data)
require.Equal(t, st.KID, stOut.KID)
require.Equal(t, st.Seq, stOut.Seq)
require.Equal(t, st.Prev, stOut.Prev)
require.Equal(t, st.Revoke, stOut.Revoke)
require.Equal(t, st.Type, stOut.Type)
require.Equal(t, st.BytesToSign(), stOut.BytesToSign())
err = sc.Add(st)
require.NoError(t, err)
// Revoke
revoke, err := keys.NewRevokeStatement(sc, 1, sk)
require.NoError(t, err)
data2 := revoke.BytesToSign()
expected2 := `{".sig":"","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","prev":"V/5ecc6cFRzsi83kcaqyahjXqWp+wTxFwpJMrk+MHXA=","revoke":1,"seq":2,"type":"revoke"}`
require.Equal(t, expected2, string(data2))
dataOut2, err := revoke.Bytes()
require.NoError(t, err)
expectedOut2 := `{".sig":"Ez8WFOCIjCM4SNRk6erV8t1+9tWT8Fz1lAbmxvEytV8CHwIQi3sfvrAd0JwB+oZEmMp3WC3VJMSEqkR07iS5Bw==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","prev":"V/5ecc6cFRzsi83kcaqyahjXqWp+wTxFwpJMrk+MHXA=","revoke":1,"seq":2,"type":"revoke"}`
require.Equal(t, expectedOut2, string(dataOut2))
rb, err := revoke.Bytes()
require.NoError(t, err)
require.Equal(t, expectedOut2, string(rb))
// err = keys.VerifyStatementBytes(dataOut2, sk.PublicKey())
// require.NoError(t, err)
var stOut2 keys.Statement
err = json.Unmarshal(dataOut2, &stOut2)
require.NoError(t, err)
require.Equal(t, revoke.Data, stOut2.Data)
require.Equal(t, revoke.KID, stOut2.KID)
require.Equal(t, revoke.Seq, stOut2.Seq)
require.Equal(t, revoke.Prev, stOut2.Prev)
require.Equal(t, revoke.Revoke, stOut2.Revoke)
require.Equal(t, revoke.Type, stOut2.Type)
require.Equal(t, revoke.BytesToSign(), stOut2.BytesToSign())
}
func TestBadStatements(t *testing.T) {
var empty keys.Statement
var err error
err = json.Unmarshal([]byte("{}"), &empty)
require.EqualError(t, err, "not enough bytes for statement")
// sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
// st := &keys.Statement{
// KID: sk.ID(),
// Data: []byte("test"),
// }
// err = st.Sign(sk)
// require.NoError(t, err)
// b, err := st.Bytes()
// require.NoError(t, err)
// fmt.Printf("signed: %s\n", string(b))
st2 := keys.Statement{
Sig: encoding.MustDecode("gQXqQal1NaNnPZFdcrX5CQ/CVUsqZkxhM4s8FGX5SfPWvyfSvhyDTA4jXHOn4buti6fbn7Of4blxfiLezwudCA==", encoding.Base64),
KID: keys.ID("kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077"),
Data: []byte("test"),
}
err = st2.Verify()
require.NoError(t, err)
st3 := keys.Statement{
Sig: encoding.MustDecode("gQXqQal1NaNnPZFdcrX5CQ/CVUsqZkxhM4s8FGX5SfPWvyfSvhyDTA4jXHOn4buti6fbn7Of4blxfiLezwudCA==", encoding.Base64),
KID: keys.ID("kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077"),
}
err = st3.Verify()
require.EqualError(t, err, "verify failed")
// Statement missing data
str := `{".sig":"gQXqQal1NaNnPZFdcrX5CQ/CVUsqZkxhM4s8FGX5SfPWvyfSvhyDTA4jXHOn4buti6fbn7Of4blxfiLezwudCA==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077"}`
var out keys.Statement
err = json.Unmarshal([]byte(str), &out)
require.EqualError(t, err, "verify failed")
// Statement adding data
str2 := `{".sig":"gQXqQal1NaNnPZFdcrX5CQ/CVUsqZkxhM4s8FGX5SfPWvyfSvhyDTA4jXHOn4buti6fbn7Of4blxfiLezwudCA==","kid":"kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077","seq":1}`
var out2 keys.Statement
err = json.Unmarshal([]byte(str2), &out2)
require.EqualError(t, err, "verify failed")
}
func TestStatementKeyURL(t *testing.T) {
clock := tsutil.NewTestClock()
sk := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
sc := keys.NewSigchain(sk.ID())
require.Equal(t, 0, sc.Length())
st, err := keys.NewSigchainStatement(sc, bytes.Repeat([]byte{0x01}, 16), sk, "test", clock.Now())
require.NoError(t, err)
require.Equal(t, "kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077-000000000000001", keys.StatementID(st.KID, st.Seq))
require.Equal(t, "/kex132yw8ht5p8cetl2jmvknewjawt9xwzdlrk2pyxlnwjyqrdq0dawqqph077/1", st.URL())
}