// GenerateAsync returns an instance of a type that can be used to get // the result of the RPC at some future time by invoking the Receive function on // the returned instance. // // See Generate for the blocking version and more details. func (c *Client) GenerateAsync(numBlocks uint32) FutureGenerateResult { cmd := dcrjson.NewGenerateCmd(numBlocks) return c.sendCmd(cmd) }
// TestBtcdExtCmds tests all of the btcd 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 TestBtcdExtCmds(t *testing.T) { t.Parallel() testID := int(1) tests := []struct { name string newCmd func() (interface{}, error) staticCmd func() interface{} marshalled string unmarshalled interface{} }{ { name: "debuglevel", newCmd: func() (interface{}, error) { return dcrjson.NewCmd("debuglevel", "trace") }, staticCmd: func() interface{} { return dcrjson.NewDebugLevelCmd("trace") }, marshalled: `{"jsonrpc":"1.0","method":"debuglevel","params":["trace"],"id":1}`, unmarshalled: &dcrjson.DebugLevelCmd{ LevelSpec: "trace", }, }, { name: "node", newCmd: func() (interface{}, error) { return dcrjson.NewCmd("node", dcrjson.NRemove, "1.1.1.1") }, staticCmd: func() interface{} { return dcrjson.NewNodeCmd("remove", "1.1.1.1", nil) }, marshalled: `{"jsonrpc":"1.0","method":"node","params":["remove","1.1.1.1"],"id":1}`, unmarshalled: &dcrjson.NodeCmd{ SubCmd: dcrjson.NRemove, Target: "1.1.1.1", }, }, { name: "node", newCmd: func() (interface{}, error) { return dcrjson.NewCmd("node", dcrjson.NDisconnect, "1.1.1.1") }, staticCmd: func() interface{} { return dcrjson.NewNodeCmd("disconnect", "1.1.1.1", nil) }, marshalled: `{"jsonrpc":"1.0","method":"node","params":["disconnect","1.1.1.1"],"id":1}`, unmarshalled: &dcrjson.NodeCmd{ SubCmd: dcrjson.NDisconnect, Target: "1.1.1.1", }, }, { name: "node", newCmd: func() (interface{}, error) { return dcrjson.NewCmd("node", dcrjson.NConnect, "1.1.1.1", "perm") }, staticCmd: func() interface{} { return dcrjson.NewNodeCmd("connect", "1.1.1.1", dcrjson.String("perm")) }, marshalled: `{"jsonrpc":"1.0","method":"node","params":["connect","1.1.1.1","perm"],"id":1}`, unmarshalled: &dcrjson.NodeCmd{ SubCmd: dcrjson.NConnect, Target: "1.1.1.1", ConnectSubCmd: dcrjson.String("perm"), }, }, { name: "node", newCmd: func() (interface{}, error) { return dcrjson.NewCmd("node", dcrjson.NConnect, "1.1.1.1", "temp") }, staticCmd: func() interface{} { return dcrjson.NewNodeCmd("connect", "1.1.1.1", dcrjson.String("temp")) }, marshalled: `{"jsonrpc":"1.0","method":"node","params":["connect","1.1.1.1","temp"],"id":1}`, unmarshalled: &dcrjson.NodeCmd{ SubCmd: dcrjson.NConnect, Target: "1.1.1.1", ConnectSubCmd: dcrjson.String("temp"), }, }, { name: "generate", newCmd: func() (interface{}, error) { 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 } } }