github.com/adoriasoft/tendermint@v0.34.0-dev1.0.20200722151356-96d84601a75a/rpc/jsonrpc/server/ws_handler_test.go (about)

     1  package server
     2  
     3  import (
     4  	"net/http"
     5  	"net/http/httptest"
     6  	"testing"
     7  
     8  	"github.com/gorilla/websocket"
     9  	"github.com/stretchr/testify/require"
    10  
    11  	"github.com/tendermint/tendermint/libs/log"
    12  	types "github.com/tendermint/tendermint/rpc/jsonrpc/types"
    13  )
    14  
    15  func TestWebsocketManagerHandler(t *testing.T) {
    16  	s := newWSServer()
    17  	defer s.Close()
    18  
    19  	// check upgrader works
    20  	d := websocket.Dialer{}
    21  	c, dialResp, err := d.Dial("ws://"+s.Listener.Addr().String()+"/websocket", nil)
    22  	require.NoError(t, err)
    23  
    24  	if got, want := dialResp.StatusCode, http.StatusSwitchingProtocols; got != want {
    25  		t.Errorf("dialResp.StatusCode = %q, want %q", got, want)
    26  	}
    27  
    28  	// check basic functionality works
    29  	req, err := types.MapToRequest(
    30  		types.JSONRPCStringID("TestWebsocketManager"),
    31  		"c",
    32  		map[string]interface{}{"s": "a", "i": 10},
    33  	)
    34  	require.NoError(t, err)
    35  	err = c.WriteJSON(req)
    36  	require.NoError(t, err)
    37  
    38  	var resp types.RPCResponse
    39  	err = c.ReadJSON(&resp)
    40  	require.NoError(t, err)
    41  	require.Nil(t, resp.Error)
    42  	dialResp.Body.Close()
    43  }
    44  
    45  func newWSServer() *httptest.Server {
    46  	funcMap := map[string]*RPCFunc{
    47  		"c": NewWSRPCFunc(func(ctx *types.Context, s string, i int) (string, error) { return "foo", nil }, "s,i"),
    48  	}
    49  	wm := NewWebsocketManager(funcMap)
    50  	wm.SetLogger(log.TestingLogger())
    51  
    52  	mux := http.NewServeMux()
    53  	mux.HandleFunc("/websocket", wm.WebsocketHandler)
    54  
    55  	return httptest.NewServer(mux)
    56  }