60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package compiler_test
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import (
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"fmt"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/vm"
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"github.com/nspcc-dev/neo-go/pkg/vm/emit"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// In this test we only check that needed interop
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// is called with the provided arguments in the right order.
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func TestVerifyGood(t *testing.T) {
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msg := []byte("test message")
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pub, sig := signMessage(t, msg)
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src := getVerifyProg(pub, sig, msg)
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v, p := vmAndCompileInterop(t, src)
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p.interops[emit.InteropNameToID([]byte("Neo.Crypto.VerifyWithECDsaSecp256r1"))] = func(v *vm.VM) error {
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assert.Equal(t, msg, v.Estack().Pop().Bytes())
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assert.Equal(t, pub, v.Estack().Pop().Bytes())
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assert.Equal(t, sig, v.Estack().Pop().Bytes())
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v.Estack().PushVal(true)
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return nil
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}
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require.NoError(t, v.Run())
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}
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func signMessage(t *testing.T, msg []byte) ([]byte, []byte) {
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key, err := keys.NewPrivateKey()
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require.NoError(t, err)
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sig := key.Sign(msg)
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pub := key.PublicKey().Bytes()
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return pub, sig
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}
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func getVerifyProg(pub, sig, msg []byte) string {
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pubS := fmt.Sprintf("%#v", pub)
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sigS := fmt.Sprintf("%#v", sig)
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msgS := fmt.Sprintf("%#v", msg)
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return `
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package hello
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import "github.com/nspcc-dev/neo-go/pkg/interop/crypto"
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func Main() bool {
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pub := ` + pubS + `
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sig := ` + sigS + `
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msg := ` + msgS + `
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return crypto.ECDsaSecp256r1Verify(msg, pub, sig)
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}
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`
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}
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