337 lines
13 KiB
Go
337 lines
13 KiB
Go
package client
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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"github.com/gorilla/websocket"
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"github.com/nspcc-dev/neo-go/pkg/config/netmode"
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"github.com/nspcc-dev/neo-go/pkg/rpc/request"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/stretchr/testify/require"
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)
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func TestWSClientClose(t *testing.T) {
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srv := initTestServer(t, "")
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.Close()
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}
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func TestWSClientSubscription(t *testing.T) {
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var cases = map[string]func(*WSClient) (string, error){
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"blocks": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewBlocks(nil)
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},
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"transactions": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForNewTransactions(nil, nil)
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},
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"notifications": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForExecutionNotifications(nil, nil)
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},
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"executions": func(wsc *WSClient) (string, error) {
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return wsc.SubscribeForTransactionExecutions(nil)
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},
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}
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t.Run("good", func(t *testing.T) {
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for name, f := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "result": "55aaff00"}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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require.NoError(t, wsc.Init())
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id, err := f(wsc)
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require.NoError(t, err)
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require.Equal(t, "55aaff00", id)
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})
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}
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})
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t.Run("bad", func(t *testing.T) {
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for name, f := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "error":{"code":-32602,"message":"Invalid Params"}}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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require.NoError(t, wsc.Init())
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_, err = f(wsc)
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require.Error(t, err)
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})
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}
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})
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}
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func TestWSClientUnsubscription(t *testing.T) {
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type responseCheck struct {
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response string
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code func(*testing.T, *WSClient)
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}
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var cases = map[string]responseCheck{
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"good": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = true
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err := wsc.Unsubscribe("0")
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require.NoError(t, err)
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}},
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"all": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = true
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err := wsc.UnsubscribeAll()
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require.NoError(t, err)
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require.Equal(t, 0, len(wsc.subscriptions))
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}},
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"not subscribed": {`{"jsonrpc": "2.0", "id": 1, "result": true}`, func(t *testing.T, wsc *WSClient) {
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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"error returned": {`{"jsonrpc": "2.0", "id": 1, "error":{"code":-32602,"message":"Invalid Params"}}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = true
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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"false returned": {`{"jsonrpc": "2.0", "id": 1, "result": false}`, func(t *testing.T, wsc *WSClient) {
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// We can't really subscribe using this stub server, so set up wsc internals.
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wsc.subscriptions["0"] = true
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err := wsc.Unsubscribe("0")
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require.Error(t, err)
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}},
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}
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for name, rc := range cases {
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t.Run(name, func(t *testing.T) {
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srv := initTestServer(t, rc.response)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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require.NoError(t, wsc.Init())
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rc.code(t, wsc)
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})
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}
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}
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func TestWSClientEvents(t *testing.T) {
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var ok bool
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// Events from RPC server test chain.
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var events = []string{
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`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"container":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","trigger":"Application","vmstate":"HALT","gasconsumed":"22910000","stack":[],"notifications":[{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}},{"contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"transfer","state":{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}}]}]}`,
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`{"jsonrpc":"2.0","method":"notification_from_execution","params":[{"container":"0xe1cd5e57e721d2a2e05fb1f08721b12057b25ab1dd7fd0f33ee1639932fdfad7","contract":"0x1b4357bff5a01bdf2a6581247cf9ed1e24629176","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"dpFiJB7t+XwkgWUq3xug9b9XQxs="},{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"Integer","value":"1000"}]}]}}]}`,
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`{"jsonrpc":"2.0","method":"transaction_executed","params":[{"container":"0xf97a72b7722c109f909a8bc16c22368c5023d85828b09b127b237aace33cf099","trigger":"Application","vmstate":"HALT","gasconsumed":"6042610","stack":[],"notifications":[{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","eventname":"contract call","state":{"type":"Array","value":[{"type":"ByteString","value":"dHJhbnNmZXI="},{"type":"Array","value":[{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteString","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}]}},{"contract":"0xe65ff7b3a02d207b584a5c27057d4e9862ef01da","eventname":"transfer","state":{"type":"Array","value":[{"type":"ByteString","value":"MW6FEDkBnTnfwsN9bD/uGf1YCYc="},{"type":"ByteString","value":"IHKCdK+vw29DoHHTKM+j5inZy7A="},{"type":"Integer","value":"123"}]}}]}]}`,
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fmt.Sprintf(`{"jsonrpc":"2.0","method":"block_added","params":[%s]}`, b1Verbose),
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`{"jsonrpc":"2.0","method":"event_missed","params":[]}`,
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}
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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if req.URL.Path == "/ws" && req.Method == "GET" {
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var upgrader = websocket.Upgrader{}
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ws, err := upgrader.Upgrade(w, req, nil)
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require.NoError(t, err)
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for _, event := range events {
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err = ws.SetWriteDeadline(time.Now().Add(2 * time.Second))
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require.NoError(t, err)
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err = ws.WriteMessage(1, []byte(event))
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if err != nil {
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break
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}
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}
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ws.Close()
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return
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}
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}))
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.network = netmode.UnitTestNet
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for range events {
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select {
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case _, ok = <-wsc.Notifications:
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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require.True(t, ok)
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}
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select {
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case _, ok = <-wsc.Notifications:
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case <-time.After(time.Second):
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t.Fatal("timeout waiting for event")
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}
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// Connection closed by server.
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require.False(t, ok)
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}
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func TestWSExecutionVMStateCheck(t *testing.T) {
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// Will answer successfully if request slips through.
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srv := initTestServer(t, `{"jsonrpc": "2.0", "id": 1, "result": "55aaff00"}`)
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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require.NoError(t, wsc.Init())
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filter := "NONE"
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_, err = wsc.SubscribeForTransactionExecutions(&filter)
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require.Error(t, err)
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wsc.Close()
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}
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func TestWSFilteredSubscriptions(t *testing.T) {
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var cases = []struct {
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name string
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clientCode func(*testing.T, *WSClient)
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serverCode func(*testing.T, *request.Params)
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}{
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{"blocks",
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func(t *testing.T, wsc *WSClient) {
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primary := 3
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_, err := wsc.SubscribeForNewBlocks(&primary)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.BlockFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, 3, filt.Primary)
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},
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},
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{"transactions sender",
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func(t *testing.T, wsc *WSClient) {
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sender := util.Uint160{1, 2, 3, 4, 5}
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_, err := wsc.SubscribeForNewTransactions(&sender, nil)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Sender)
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require.Nil(t, filt.Signer)
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},
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},
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{"transactions signer",
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func(t *testing.T, wsc *WSClient) {
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signer := util.Uint160{0, 42}
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_, err := wsc.SubscribeForNewTransactions(nil, &signer)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Nil(t, filt.Sender)
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require.Equal(t, util.Uint160{0, 42}, *filt.Signer)
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},
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},
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{"transactions sender and signer",
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func(t *testing.T, wsc *WSClient) {
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sender := util.Uint160{1, 2, 3, 4, 5}
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signer := util.Uint160{0, 42}
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_, err := wsc.SubscribeForNewTransactions(&sender, &signer)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.TxFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Sender)
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require.Equal(t, util.Uint160{0, 42}, *filt.Signer)
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},
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},
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{"notifications contract hash",
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func(t *testing.T, wsc *WSClient) {
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contract := util.Uint160{1, 2, 3, 4, 5}
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_, err := wsc.SubscribeForExecutionNotifications(&contract, nil)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.NotificationFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Contract)
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require.Nil(t, filt.Name)
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},
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},
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{"notifications name",
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func(t *testing.T, wsc *WSClient) {
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name := "my_pretty_notification"
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_, err := wsc.SubscribeForExecutionNotifications(nil, &name)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.NotificationFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, "my_pretty_notification", *filt.Name)
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require.Nil(t, filt.Contract)
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},
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},
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{"notifications contract hash and name",
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func(t *testing.T, wsc *WSClient) {
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contract := util.Uint160{1, 2, 3, 4, 5}
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name := "my_pretty_notification"
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_, err := wsc.SubscribeForExecutionNotifications(&contract, &name)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.NotificationFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, util.Uint160{1, 2, 3, 4, 5}, *filt.Contract)
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require.Equal(t, "my_pretty_notification", *filt.Name)
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},
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},
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{"executions",
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func(t *testing.T, wsc *WSClient) {
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state := "FAULT"
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_, err := wsc.SubscribeForTransactionExecutions(&state)
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require.NoError(t, err)
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},
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func(t *testing.T, p *request.Params) {
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param := p.Value(1)
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filt := new(request.ExecutionFilter)
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require.NoError(t, json.Unmarshal(param.RawMessage, filt))
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require.Equal(t, "FAULT", filt.State)
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},
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},
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}
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for _, c := range cases {
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t.Run(c.name, func(t *testing.T) {
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
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if req.URL.Path == "/ws" && req.Method == "GET" {
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var upgrader = websocket.Upgrader{}
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ws, err := upgrader.Upgrade(w, req, nil)
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require.NoError(t, err)
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err = ws.SetReadDeadline(time.Now().Add(2 * time.Second))
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require.NoError(t, err)
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req := request.In{}
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err = ws.ReadJSON(&req)
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require.NoError(t, err)
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params := request.Params(req.RawParams)
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c.serverCode(t, ¶ms)
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err = ws.SetWriteDeadline(time.Now().Add(2 * time.Second))
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require.NoError(t, err)
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err = ws.WriteMessage(1, []byte(`{"jsonrpc": "2.0", "id": 1, "result": "0"}`))
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require.NoError(t, err)
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ws.Close()
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}
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}))
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wsc, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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wsc.network = netmode.UnitTestNet
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c.clientCode(t, wsc)
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wsc.Close()
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})
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}
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}
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func TestNewWS(t *testing.T) {
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srv := initTestServer(t, "")
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t.Run("good", func(t *testing.T) {
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c, err := NewWS(context.TODO(), httpURLtoWS(srv.URL), Options{})
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require.NoError(t, err)
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require.NoError(t, c.Init())
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})
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t.Run("bad URL", func(t *testing.T) {
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_, err := NewWS(context.TODO(), strings.TrimPrefix(srv.URL, "http://"), Options{})
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require.Error(t, err)
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})
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}
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