rpc: drop support for getunspents method

Irrelevant for Neo 3.

docs/rpc.md

@@ -54,7 +54,6 @@ which would yield the response:
 | `gettransactionheight` |
 | `gettxout` |
 | `getunclaimed` |
-| `getunspents` |
 | `getvalidators` |
 | `getversion` |
 | `invoke` |

pkg/rpc/client/doc.go

@@ -38,7 +38,6 @@ Supported methods
 	gettransactionheight
 	gettxout
 	getunclaimed
-	getunspents
 	getvalidators
 	getversion
 	invoke

pkg/rpc/client/rpc.go

@@ -344,18 +344,6 @@ func (c *Client) GetUnclaimed(address string) (*result.Unclaimed, error) {
 	return resp, nil
 }
 
-// GetUnspents returns UTXOs for the given NEO account.
-func (c *Client) GetUnspents(address string) (*result.Unspents, error) {
-	var (
-		params = request.NewRawParams(address)
-		resp   = &result.Unspents{}
-	)
-	if err := c.performRequest("getunspents", params, resp); err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
 // GetValidators returns the current NEO consensus nodes information and voting status.
 func (c *Client) GetValidators() ([]result.Validator, error) {
 	var (

pkg/rpc/client/rpc_test.go

@@ -731,22 +731,6 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
 			},
 		},
 	},
-	"getunspents": {
-		{
-			name: "positive",
-			invoke: func(c *Client) (interface{}, error) {
-				return c.GetUnspents("AK2nJJpJr6o664CWJKi1QRXjqeic2zRp8y")
-			},
-			serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"balance":[{"unspent":[{"txid":"0x83df8bd085fcb60b2789f7d0a9f876e5f3908567f7877fcba835e899b9dea0b5","n":0,"value":"100000000"}],"asset_hash":"0xc56f33fc6ecfcd0c225c4ab356fee59390af8560be0e930faebe74a6daff7c9b","asset":"NEO","asset_symbol":"NEO","amount":"100000000"},{"unspent":[{"txid":"0x2ab085fa700dd0df4b73a94dc17a092ac3a85cbd965575ea1585d1668553b2f9","n":0,"value":"19351.99993"}],"asset_hash":"0x602c79718b16e442de58778e148d0b1084e3b2dffd5de6b7b16cee7969282de7","asset":"GAS","asset_symbol":"GAS","amount":"19351.99993"}],"address":"AK2nJJpJr6o664CWJKi1QRXjqeic2zRp8y"}}`,
-			result:         func(c *Client) interface{} { return &result.Unspents{} },
-			check: func(t *testing.T, c *Client, uns interface{}) {
-				res, ok := uns.(*result.Unspents)
-				require.True(t, ok)
-				assert.Equal(t, "AK2nJJpJr6o664CWJKi1QRXjqeic2zRp8y", res.Address)
-				assert.Equal(t, 2, len(res.Balance))
-			},
-		},
-	},
 	"getvalidators": {
 		{
 			name: "positive",
@@ -1117,12 +1101,6 @@ var rpcClientErrorCases = map[string][]rpcClientErrorCase{
 				return c.GetUnclaimed("")
 			},
 		},
-		{
-			name: "getunspents_invalid_params_error",
-			invoke: func(c *Client) (interface{}, error) {
-				return c.GetUnspents("")
-			},
-		},
 		{
 			name: "invokefunction_invalid_params_error",
 			invoke: func(c *Client) (interface{}, error) {
@@ -1305,12 +1283,6 @@ var rpcClientErrorCases = map[string][]rpcClientErrorCase{
 				return c.GetUnclaimed("")
 			},
 		},
-		{
-			name: "getunspents_unmarshalling_error",
-			invoke: func(c *Client) (interface{}, error) {
-				return c.GetUnspents("")
-			},
-		},
 		{
 			name: "getvalidators_unmarshalling_error",
 			invoke: func(c *Client) (interface{}, error) {

pkg/rpc/response/result/unspents.go

@@ -1,57 +0,0 @@
-package result
-
-import (
-	"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
-	"github.com/nspcc-dev/neo-go/pkg/core/state"
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// UnspentBalanceInfo wrapper is used to represent single unspent asset entry
-// in `getunspents` output.
-type UnspentBalanceInfo struct {
-	Unspents    []state.UnspentBalance `json:"unspent"`
-	AssetHash   util.Uint256           `json:"asset_hash"`
-	Asset       string                 `json:"asset"`
-	AssetSymbol string                 `json:"asset_symbol"`
-	Amount      util.Fixed8            `json:"amount"`
-}
-
-// Unspents wrapper is used to represent getunspents return result.
-type Unspents struct {
-	Balance []UnspentBalanceInfo `json:"balance"`
-	Address string               `json:"address"`
-}
-
-// GlobalAssets stores a map of asset IDs to user-friendly strings ("NEO"/"GAS").
-var GlobalAssets = map[string]string{
-	"c56f33fc6ecfcd0c225c4ab356fee59390af8560be0e930faebe74a6daff7c9b": "NEO",
-	"602c79718b16e442de58778e148d0b1084e3b2dffd5de6b7b16cee7969282de7": "GAS",
-}
-
-// NewUnspents creates a new Account wrapper using given Blockchainer.
-func NewUnspents(a *state.Account, chain blockchainer.Blockchainer, addr string) Unspents {
-	res := Unspents{
-		Address: addr,
-		Balance: make([]UnspentBalanceInfo, 0, len(a.Balances)),
-	}
-	balanceValues := a.GetBalanceValues()
-	for k, v := range a.Balances {
-		name, ok := GlobalAssets[k.StringLE()]
-		if !ok {
-			as := chain.GetAssetState(k)
-			if as != nil {
-				name = as.Name
-			}
-		}
-
-		res.Balance = append(res.Balance, UnspentBalanceInfo{
-			Unspents:    v,
-			AssetHash:   k,
-			Asset:       name,
-			AssetSymbol: name,
-			Amount:      balanceValues[k],
-		})
-	}
-
-	return res
-}

pkg/rpc/server/server.go

@@ -99,7 +99,6 @@ var rpcHandlers = map[string]func(*Server, request.Params) (interface{}, *respon
 	"gettransactionheight": (*Server).getTransactionHeight,
 	"gettxout":             (*Server).getTxOut,
 	"getunclaimed":         (*Server).getUnclaimed,
-	"getunspents":          (*Server).getUnspents,
 	"getvalidators":        (*Server).getValidators,
 	"getversion":           (*Server).getVersion,
 	"invoke":               (*Server).invoke,
@@ -797,20 +796,12 @@ func (s *Server) getContractState(reqParams request.Params) (interface{}, *respo
 	return results, nil
 }
 
+// getAccountState returns account state.
 func (s *Server) getAccountState(ps request.Params) (interface{}, *response.Error) {
-	return s.getAccountStateAux(ps, false)
-}
-
-func (s *Server) getUnspents(ps request.Params) (interface{}, *response.Error) {
-	return s.getAccountStateAux(ps, true)
-}
-
-// getAccountState returns account state either in short or full (unspents included) form.
-func (s *Server) getAccountStateAux(reqParams request.Params, unspents bool) (interface{}, *response.Error) {
 	var resultsErr *response.Error
 	var results interface{}
 
-	param, ok := reqParams.ValueWithType(0, request.StringT)
+	param, ok := ps.ValueWithType(0, request.StringT)
 	if !ok {
 		return nil, response.ErrInvalidParams
 	} else if scriptHash, err := param.GetUint160FromAddress(); err != nil {
@@ -820,15 +811,7 @@ func (s *Server) getAccountStateAux(reqParams request.Params, unspents bool) (in
 		if as == nil {
 			as = state.NewAccount(scriptHash)
 		}
-		if unspents {
-			str, err := param.GetString()
-			if err != nil {
-				return nil, response.ErrInvalidParams
-			}
-			results = result.NewUnspents(as, s.chain, str)
-		} else {
-			results = result.NewAccountState(as)
-		}
+		results = result.NewAccountState(as)
 	}
 	return results, resultsErr
 }

pkg/rpc/server/server_test.go

@@ -593,29 +593,6 @@ var rpcTestCases = map[string][]rpcTestCase{
 			},
 		},
 	},
-	"getunspents": {
-		{
-			name:   "positive",
-			params: `["` + testchain.MultisigAddress() + `"]`,
-			result: func(e *executor) interface{} { return &result.Unspents{} },
-			check: func(t *testing.T, e *executor, unsp interface{}) {
-				res, ok := unsp.(*result.Unspents)
-				require.True(t, ok)
-				require.Equal(t, 1, len(res.Balance))
-				assert.Equal(t, 1, len(res.Balance[0].Unspents))
-			},
-		},
-		{
-			name:   "positive null",
-			params: `["AK2nJJpJr6o664CWJKi1QRXjqeic2zRp8y"]`,
-			result: func(e *executor) interface{} { return &result.Unspents{} },
-			check: func(t *testing.T, e *executor, unsp interface{}) {
-				res, ok := unsp.(*result.Unspents)
-				require.True(t, ok)
-				require.Equal(t, 0, len(res.Balance))
-			},
-		},
-	},
 	"getvalidators": {
 		{
 			params: "[]",