31 lines
953 B
Go
31 lines
953 B
Go
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package crypto
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import (
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"encoding/hex"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/core/interop"
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"github.com/nspcc-dev/neo-go/pkg/io"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
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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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func TestSHA256(t *testing.T) {
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// 0x0100 hashes to 47dc540c94ceb704a23875c11273e16bb0b8a87aed84de911f2133568115f254
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res := "47dc540c94ceb704a23875c11273e16bb0b8a87aed84de911f2133568115f254"
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buf := io.NewBufBinWriter()
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emit.Bytes(buf.BinWriter, []byte{1, 0})
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emit.Syscall(buf.BinWriter, "Neo.Crypto.SHA256")
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prog := buf.Bytes()
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v := vm.New()
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ic := &interop.Context{Trigger: trigger.Verification}
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v.RegisterInteropGetter(GetInterop(ic))
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v.Load(prog)
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require.NoError(t, v.Run())
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assert.Equal(t, 1, v.Estack().Len())
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assert.Equal(t, res, hex.EncodeToString(v.Estack().Pop().Bytes()))
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}
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