// sendCmd sends the passed command to the associated server and returns a
// response channel on which the reply will be delivered at some point in the
// future.  It handles both websocket and HTTP POST mode depending on the
// configuration of the client.
func (c *Client) sendCmd(cmd interface{}) chan *response {
	// Get the method associated with the command.
	method, err := dcrjson.CmdMethod(cmd)
	if err != nil {
		return newFutureError(err)
	}

	// Marshal the command.
	id := c.NextID()
	marshalledJSON, err := dcrjson.MarshalCmd(id, cmd)
	if err != nil {
		return newFutureError(err)
	}

	// Generate the request and send it along with a channel to respond on.
	responseChan := make(chan *response, 1)
	jReq := &jsonRequest{
		id:             id,
		method:         method,
		cmd:            cmd,
		marshalledJSON: marshalledJSON,
		responseChan:   responseChan,
	}
	c.sendRequest(jReq)

	return responseChan
}

// This example demonstrates how to create and marshal a command into a JSON-RPC
// request.
func ExampleMarshalCmd() {
	// Create a new getblock command.  Notice the nil parameter indicates
	// to use the default parameter for that fields.  This is a common
	// pattern used in all of the New<Foo>Cmd functions in this package for
	// optional fields.  Also, notice the call to dcrjson.Bool which is a
	// convenience function for creating a pointer out of a primitive for
	// optional parameters.
	blockHash := "000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f"
	gbCmd := dcrjson.NewGetBlockCmd(blockHash, dcrjson.Bool(false), nil)

	// Marshal the command to the format suitable for sending to the RPC
	// server.  Typically the client would increment the id here which is
	// request so the response can be identified.
	id := 1
	marshalledBytes, err := dcrjson.MarshalCmd(id, gbCmd)
	if err != nil {
		fmt.Println(err)
		return
	}

	// Display the marshalled command.  Ordinarily this would be sent across
	// the wire to the RPC server, but for this example, just display it.
	fmt.Printf("%s\n", marshalledBytes)

	// Output:
	// {"jsonrpc":"1.0","method":"getblock","params":["000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f",false],"id":1}
}

// TestMarshalCmdErrors  tests the error paths of the MarshalCmd function.
func TestMarshalCmdErrors(t *testing.T) {
	t.Parallel()

	tests := []struct {
		name string
		id   interface{}
		cmd  interface{}
		err  dcrjson.Error
	}{
		{
			name: "unregistered type",
			id:   1,
			cmd:  (*int)(nil),
			err:  dcrjson.Error{Code: dcrjson.ErrUnregisteredMethod},
		},
		{
			name: "nil instance of registered type",
			id:   1,
			cmd:  (*dcrjson.GetBlockCmd)(nil),
			err:  dcrjson.Error{Code: dcrjson.ErrInvalidType},
		},
		{
			name: "nil instance of registered type",
			id:   []int{0, 1},
			cmd:  &dcrjson.GetBlockCountCmd{},
			err:  dcrjson.Error{Code: dcrjson.ErrInvalidType},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		_, err := dcrjson.MarshalCmd(test.id, test.cmd)
		if reflect.TypeOf(err) != reflect.TypeOf(test.err) {
			t.Errorf("Test #%d (%s) wrong error - got %T (%[2]v), "+
				"want %T", i, test.name, err, test.err)
			continue
		}
		gotErrorCode := err.(dcrjson.Error).Code
		if gotErrorCode != test.err.Code {
			t.Errorf("Test #%d (%s) mismatched error code - got "+
				"%v (%v), want %v", i, test.name, gotErrorCode,
				err, test.err.Code)
			continue
		}
	}
}

// TestDcrWalletExtCmds tests all of the btcwallet extended commands marshal and
// unmarshal into valid results include handling of optional fields being
// omitted in the marshalled command, while optional fields with defaults have
// the default assigned on unmarshalled commands.
func TestDcrWalletExtCmds(t *testing.T) {
	t.Parallel()

	testID := int(1)
	tests := []struct {
		name         string
		newCmd       func() (interface{}, error)
		staticCmd    func() interface{}
		marshalled   string
		unmarshalled interface{}
	}{
		{
			name: "notifywinningtickets",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("notifywinningtickets")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewNotifyWinningTicketsCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"notifywinningtickets","params":[],"id":1}`,
			unmarshalled: &dcrjson.NotifyWinningTicketsCmd{},
		},
		{
			name: "notifyspentandmissedtickets",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("notifyspentandmissedtickets")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewNotifySpentAndMissedTicketsCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"notifyspentandmissedtickets","params":[],"id":1}`,
			unmarshalled: &dcrjson.NotifySpentAndMissedTicketsCmd{},
		},
		{
			name: "notifynewtickets",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("notifynewtickets")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewNotifyNewTicketsCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"notifynewtickets","params":[],"id":1}`,
			unmarshalled: &dcrjson.NotifyNewTicketsCmd{},
		},
		{
			name: "notifystakedifficulty",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("notifystakedifficulty")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewNotifyStakeDifficultyCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"notifystakedifficulty","params":[],"id":1}`,
			unmarshalled: &dcrjson.NotifyStakeDifficultyCmd{},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			return false
		}

		// Convert remaining command line args to a slice of interface values
		// to be passed along as parameters to new command creation function.
		//
		// Since some commands, such as submitblock, can involve data which is
		// too large for the Operating System to allow as a normal command line
		// parameter, support using '-' as an argument to allow the argument
		// to be read from a stdin pipe.
		bio := bufio.NewReader(os.Stdin)
		params := make([]interface{}, 0, len(args[1:]))
		for _, arg := range args[1:] {
			if arg == "-" {
				param, err := bio.ReadString('\n')
				if err != nil && err != io.EOF {
					fmt.Fprintf(os.Stderr, "Failed to read data "+
						"from stdin: %v\n", err)
					return false
				}
				if err == io.EOF && len(param) == 0 {
					fmt.Fprintln(os.Stderr, "Not enough lines "+
						"provided on stdin")
					return false
				}
				param = strings.TrimRight(param, "\r\n")
				params = append(params, param)
				continue
			}

			params = append(params, arg)
		}

		// Attempt to create the appropriate command using the arguments
		// provided by the user.
		cmd, err := dcrjson.NewCmd(method, params...)
		if err != nil {
			// Show the error along with its error code when it's a
			// dcrjson.Error as it reallistcally will always be since the
			// NewCmd function is only supposed to return errors of that
			// type.
			if jerr, ok := err.(dcrjson.Error); ok {
				fmt.Fprintf(os.Stderr, "%s command: %v (code: %s)\n",
					method, err, jerr.Code)
				commandUsage(method)
				return false
			}

			// The error is not a dcrjson.Error and this really should not
			// happen.  Nevertheless, fallback to just showing the error
			// if it should happen due to a bug in the package.
			fmt.Fprintf(os.Stderr, "%s command: %v\n", method, err)
			commandUsage(method)
			return false
		}

		// Marshal the command into a JSON-RPC byte slice in preparation for
		// sending it to the RPC server.
		marshalledJSON, err := dcrjson.MarshalCmd(1, cmd)
		if err != nil {
			fmt.Fprintln(os.Stderr, err)
			return false
		}

		// Send the JSON-RPC request to the server using the user-specified
		// connection configuration.
		result, err := sendPostRequest(marshalledJSON, cfg)
		if err != nil {
			fmt.Fprintln(os.Stderr, err)
			return false
		}

		// Choose how to display the result based on its type.
		strResult := string(result)
		if strings.HasPrefix(strResult, "{") || strings.HasPrefix(strResult, "[") {
			var dst bytes.Buffer
			if err := json.Indent(&dst, result, "", "  "); err != nil {
				fmt.Fprintf(os.Stderr, "Failed to format result: %v\n",
					err)
				return false
			}
			fmt.Println(dst.String())
			return false

		} else if strings.HasPrefix(strResult, `"`) {
			var str string
			if err := json.Unmarshal(result, &str); err != nil {
				fmt.Fprintf(os.Stderr, "Failed to unmarshal result: %v\n",
					err)
				return false
			}
			fmt.Println(str)
			return false

		} else if strResult != "null" {
			fmt.Println(strResult)
		}
	}
	return false
}

//.........这里部分代码省略.........
		},
		{
			name: "txacceptedverbose",
			newNtfn: func() (interface{}, error) {
				return dcrjson.NewCmd("txacceptedverbose", `{"hex":"001122","txid":"123","version":1,"locktime":4294967295,"vin":null,"vout":null,"confirmations":0}`)
			},
			staticNtfn: func() interface{} {
				txResult := dcrjson.TxRawResult{
					Hex:           "001122",
					Txid:          "123",
					Version:       1,
					LockTime:      4294967295,
					Vin:           nil,
					Vout:          nil,
					Confirmations: 0,
				}
				return dcrjson.NewTxAcceptedVerboseNtfn(txResult)
			},
			marshalled: `{"jsonrpc":"1.0","method":"txacceptedverbose","params":[{"hex":"001122","txid":"123","version":1,"locktime":4294967295,"expiry":0,"vin":null,"vout":null,"blockheight":0}],"id":null}`,
			unmarshalled: &dcrjson.TxAcceptedVerboseNtfn{
				RawTx: dcrjson.TxRawResult{
					Hex:           "001122",
					Txid:          "123",
					Version:       1,
					LockTime:      4294967295,
					Vin:           nil,
					Vout:          nil,
					Confirmations: 0,
				},
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the notification as created by the new static
		// creation function.  The ID is nil for notifications.
		marshalled, err := dcrjson.MarshalCmd(nil, test.staticNtfn())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the notification is created without error via the
		// generic new notification creation function.
		cmd, err := test.newNtfn()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the notification as created by the generic new
		// notification creation function.    The ID is nil for
		// notifications.
		marshalled, err = dcrjson.MarshalCmd(nil, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
			unmarshalled: &dcrjson.ImportPubKeyCmd{
				PubKey: "031234",
				Rescan: dcrjson.Bool(false),
			},
		},
		{
			name: "importwallet",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("importwallet", "filename")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewImportWalletCmd("filename")
			},
			marshalled: `{"jsonrpc":"1.0","method":"importwallet","params":["filename"],"id":1}`,
			unmarshalled: &dcrjson.ImportWalletCmd{
				Filename: "filename",
			},
		},
		{
			name: "renameaccount",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("renameaccount", "oldacct", "newacct")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewRenameAccountCmd("oldacct", "newacct")
			},
			marshalled: `{"jsonrpc":"1.0","method":"renameaccount","params":["oldacct","newacct"],"id":1}`,
			unmarshalled: &dcrjson.RenameAccountCmd{
				OldAccount: "oldacct",
				NewAccount: "newacct",
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
				return dcrjson.NewCmd("generate", 1)
			},
			staticCmd: func() interface{} {
				return dcrjson.NewGenerateCmd(1)
			},
			marshalled: `{"jsonrpc":"1.0","method":"generate","params":[1],"id":1}`,
			unmarshalled: &dcrjson.GenerateCmd{
				NumBlocks: 1,
			},
		},
		{
			name: "getbestblock",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("getbestblock")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewGetBestBlockCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"getbestblock","params":[],"id":1}`,
			unmarshalled: &dcrjson.GetBestBlockCmd{},
		},
		{
			name: "getcurrentnet",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("getcurrentnet")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewGetCurrentNetCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"getcurrentnet","params":[],"id":1}`,
			unmarshalled: &dcrjson.GetCurrentNetCmd{},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
				CheckDepth: dcrjson.Int64(500),
			},
		},
		{
			name: "verifymessage",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("verifymessage", "1Address", "301234", "test")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewVerifyMessageCmd("1Address", "301234", "test")
			},
			marshalled: `{"jsonrpc":"1.0","method":"verifymessage","params":["1Address","301234","test"],"id":1}`,
			unmarshalled: &dcrjson.VerifyMessageCmd{
				Address:   "1Address",
				Signature: "301234",
				Message:   "test",
			},
		},
		{
			name: "verifytxoutproof",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("verifytxoutproof", "test")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewVerifyTxOutProofCmd("test")
			},
			marshalled: `{"jsonrpc":"1.0","method":"verifytxoutproof","params":["test"],"id":1}`,
			unmarshalled: &dcrjson.VerifyTxOutProofCmd{
				Proof: "test",
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			t.Errorf("\n%s\n%s", marshalled, test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
					Amount:          1.5,
					Fee:             dcrjson.Float64(0.0001),
					Confirmations:   1,
					TxID:            "456",
					WalletConflicts: []string{},
					Time:            12345678,
					TimeReceived:    12345876,
					Vout:            789,
					OtherAccount:    "otheracct",
				}
				return dcrjson.NewNewTxNtfn("acct", result)
			},
			marshalled: `{"jsonrpc":"1.0","method":"newtx","params":["acct",{"account":"acct","address":"1Address","amount":1.5,"category":"send","confirmations":1,"fee":0.0001,"time":12345678,"timereceived":12345876,"txid":"456","vout":789,"walletconflicts":[],"otheraccount":"otheracct"}],"id":null}`,
			unmarshalled: &dcrjson.NewTxNtfn{
				Account: "acct",
				Details: dcrjson.ListTransactionsResult{
					Account:         "acct",
					Address:         "1Address",
					Category:        "send",
					Amount:          1.5,
					Fee:             dcrjson.Float64(0.0001),
					Confirmations:   1,
					TxID:            "456",
					WalletConflicts: []string{},
					Time:            12345678,
					TimeReceived:    12345876,
					Vout:            789,
					OtherAccount:    "otheracct",
				},
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the notification as created by the new static
		// creation function.  The ID is nil for notifications.
		marshalled, err := dcrjson.MarshalCmd(nil, test.staticNtfn())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the notification is created without error via the
		// generic new notification creation function.
		cmd, err := test.newNtfn()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the notification as created by the generic new
		// notification creation function.    The ID is nil for
		// notifications.
		marshalled, err = dcrjson.MarshalCmd(nil, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
			staticCmd: func() interface{} {
				return dcrjson.NewNotifyNewTransactionsCmd(dcrjson.Bool(true))
			},
			marshalled: `{"jsonrpc":"1.0","method":"notifynewtransactions","params":[true],"id":1}`,
			unmarshalled: &dcrjson.NotifyNewTransactionsCmd{
				Verbose: dcrjson.Bool(true),
			},
		},
		{
			name: "stopnotifynewtransactions",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("stopnotifynewtransactions")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewStopNotifyNewTransactionsCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"stopnotifynewtransactions","params":[],"id":1}`,
			unmarshalled: &dcrjson.StopNotifyNewTransactionsCmd{},
		},
		{
			name: "rescan",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("rescan", "0000000000000000000000000000000000000000000000000000000000000123")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewRescanCmd("0000000000000000000000000000000000000000000000000000000000000123")
			},
			marshalled: `{"jsonrpc":"1.0","method":"rescan","params":["0000000000000000000000000000000000000000000000000000000000000123"],"id":1}`,
			unmarshalled: &dcrjson.RescanCmd{
				BlockHashes: "0000000000000000000000000000000000000000000000000000000000000123",
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
			},
			marshalled:   `{"jsonrpc":"1.0","method":"walletlock","params":[],"id":1}`,
			unmarshalled: &dcrjson.WalletLockCmd{},
		},
		{
			name: "walletpassphrase",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("walletpassphrase", "pass", 60)
			},
			staticCmd: func() interface{} {
				return dcrjson.NewWalletPassphraseCmd("pass", 60)
			},
			marshalled: `{"jsonrpc":"1.0","method":"walletpassphrase","params":["pass",60],"id":1}`,
			unmarshalled: &dcrjson.WalletPassphraseCmd{
				Passphrase: "pass",
				Timeout:    60,
			},
		},
		{
			name: "walletpassphrasechange",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("walletpassphrasechange", "old", "new")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewWalletPassphraseChangeCmd("old", "new")
			},
			marshalled: `{"jsonrpc":"1.0","method":"walletpassphrasechange","params":["old","new"],"id":1}`,
			unmarshalled: &dcrjson.WalletPassphraseChangeCmd{
				OldPassphrase: "old",
				NewPassphrase: "new",
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

func main() {
	cfg, args, err := loadConfig()
	if err != nil {
		os.Exit(1)
	}
	if cfg.Terminal {
		startTerminal(cfg)
		os.Exit(1)
	}

	if len(args) < 1 {
		usage("No command specified")
		os.Exit(1)
	}

	// Ensure the specified method identifies a valid registered command and
	// is one of the usable types.
	method := args[0]
	usageFlags, err := dcrjson.MethodUsageFlags(method)
	if err != nil {
		fmt.Fprintf(os.Stderr, "Unrecognized command '%s'\n", method)
		fmt.Fprintln(os.Stderr, listCmdMessage)
		os.Exit(1)
	}
	if usageFlags&unusableFlags != 0 {
		fmt.Fprintf(os.Stderr, "The '%s' command can only be used via "+
			"websockets\n", method)
		fmt.Fprintln(os.Stderr, listCmdMessage)
		os.Exit(1)
	}

	// Convert remaining command line args to a slice of interface values
	// to be passed along as parameters to new command creation function.
	//
	// Since some commands, such as submitblock, can involve data which is
	// too large for the Operating System to allow as a normal command line
	// parameter, support using '-' as an argument to allow the argument
	// to be read from a stdin pipe.
	bio := bufio.NewReader(os.Stdin)
	params := make([]interface{}, 0, len(args[1:]))
	for _, arg := range args[1:] {
		if arg == "-" {
			param, err := bio.ReadString('\n')
			if err != nil && err != io.EOF {
				fmt.Fprintf(os.Stderr, "Failed to read data "+
					"from stdin: %v\n", err)
				os.Exit(1)
			}
			if err == io.EOF && len(param) == 0 {
				fmt.Fprintln(os.Stderr, "Not enough lines "+
					"provided on stdin")
				os.Exit(1)
			}
			param = strings.TrimRight(param, "\r\n")
			params = append(params, param)
			continue
		}

		params = append(params, arg)
	}

	// Attempt to create the appropriate command using the arguments
	// provided by the user.
	cmd, err := dcrjson.NewCmd(method, params...)
	if err != nil {
		// Show the error along with its error code when it's a
		// dcrjson.Error as it reallistcally will always be since the
		// NewCmd function is only supposed to return errors of that
		// type.
		if jerr, ok := err.(dcrjson.Error); ok {
			fmt.Fprintf(os.Stderr, "%s command: %v (code: %s)\n",
				method, err, jerr.Code)
			commandUsage(method)
			os.Exit(1)
		}

		// The error is not a dcrjson.Error and this really should not
		// happen.  Nevertheless, fallback to just showing the error
		// if it should happen due to a bug in the package.
		fmt.Fprintf(os.Stderr, "%s command: %v\n", method, err)
		commandUsage(method)
		os.Exit(1)
	}

	// Marshal the command into a JSON-RPC byte slice in preparation for
	// sending it to the RPC server.
	marshalledJSON, err := dcrjson.MarshalCmd(1, cmd)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	// Send the JSON-RPC request to the server using the user-specified
	// connection configuration.
	result, err := sendPostRequest(marshalledJSON, cfg)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

//.........这里部分代码省略.........

//.........这里部分代码省略.........
				return dcrjson.NewListAllTransactionsCmd(dcrjson.String("acct"))
			},
			marshalled: `{"jsonrpc":"1.0","method":"listalltransactions","params":["acct"],"id":1}`,
			unmarshalled: &dcrjson.ListAllTransactionsCmd{
				Account: dcrjson.String("acct"),
			},
		},
		{
			name: "recoveraddresses",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("recoveraddresses", "acct", 10)
			},
			staticCmd: func() interface{} {
				return dcrjson.NewRecoverAddressesCmd("acct", 10)
			},
			marshalled: `{"jsonrpc":"1.0","method":"recoveraddresses","params":["acct",10],"id":1}`,
			unmarshalled: &dcrjson.RecoverAddressesCmd{
				Account: "acct",
				N:       10,
			},
		},
		{
			name: "walletislocked",
			newCmd: func() (interface{}, error) {
				return dcrjson.NewCmd("walletislocked")
			},
			staticCmd: func() interface{} {
				return dcrjson.NewWalletIsLockedCmd()
			},
			marshalled:   `{"jsonrpc":"1.0","method":"walletislocked","params":[],"id":1}`,
			unmarshalled: &dcrjson.WalletIsLockedCmd{},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the command as created by the new static command
		// creation function.
		marshalled, err := dcrjson.MarshalCmd(testID, test.staticCmd())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		// Ensure the command is created without error via the generic
		// new command creation function.
		cmd, err := test.newCmd()
		if err != nil {
			t.Errorf("Test #%d (%s) unexpected NewCmd error: %v ",
				i, test.name, err)
		}

		// Marshal the command as created by the generic new command
		// creation function.
		marshalled, err = dcrjson.MarshalCmd(testID, cmd)
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marshalled, []byte(test.marshalled)) {
			t.Errorf("Test #%d (%s) unexpected marshalled data - "+
				"got %s, want %s", i, test.name, marshalled,
				test.marshalled)
			continue
		}

		var request dcrjson.Request
		if err := json.Unmarshal(marshalled, &request); err != nil {
			t.Errorf("Test #%d (%s) unexpected error while "+
				"unmarshalling JSON-RPC request: %v", i,
				test.name, err)
			continue
		}

		cmd, err = dcrjson.UnmarshalCmd(&request)
		if err != nil {
			t.Errorf("UnmarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !reflect.DeepEqual(cmd, test.unmarshalled) {
			t.Errorf("Test #%d (%s) unexpected unmarshalled command "+
				"- got %s, want %s", i, test.name,
				fmt.Sprintf("(%T) %+[1]v", cmd),
				fmt.Sprintf("(%T) %+[1]v\n", test.unmarshalled))
			continue
		}
	}
}

//.........这里部分代码省略.........
			name: "spentandmissedtickets",
			newNtfn: func() (interface{}, error) {
				return dcrjson.NewCmd("spentandmissedtickets", "123", 100, 3, map[string]string{"a": "b"})
			},
			staticNtfn: func() interface{} {
				return dcrjson.NewSpentAndMissedTicketsNtfn("123", 100, 3, map[string]string{"a": "b"})
			},
			marshalled: `{"jsonrpc":"1.0","method":"spentandmissedtickets","params":["123",100,3,{"a":"b"}],"id":null}`,
			unmarshalled: &dcrjson.SpentAndMissedTicketsNtfn{
				Hash:      "123",
				Height:    100,
				StakeDiff: 3,
				Tickets:   map[string]string{"a": "b"},
			},
		},
		{
			name: "newtickets",
			newNtfn: func() (interface{}, error) {
				return dcrjson.NewCmd("newtickets", "123", 100, 3, []string{"a", "b"})
			},
			staticNtfn: func() interface{} {
				return dcrjson.NewNewTicketsNtfn("123", 100, 3, []string{"a", "b"})
			},
			marshalled: `{"jsonrpc":"1.0","method":"newtickets","params":["123",100,3,["a","b"]],"id":null}`,
			unmarshalled: &dcrjson.NewTicketsNtfn{
				Hash:      "123",
				Height:    100,
				StakeDiff: 3,
				Tickets:   []string{"a", "b"},
			},
		},
	}

	t.Logf("Running %d tests", len(tests))
	for i, test := range tests {
		// Marshal the notification as created by the new static
		// creation function.  The ID is nil for notifications.
		marshalled, err := dcrjson.MarshalCmd(nil, test.staticNtfn())
		if err != nil {
			t.Errorf("MarshalCmd #%d (%s) unexpected error: %v", i,
				test.name, err)
			continue
		}

		if !bytes.Equal(marsha