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package rpc
import (
"fmt"
"io"
"math/rand"
"net/http"
"testing"
"github.com/ethereum/go-ethereum/rpc"
"github.com/stretchr/testify/require"
)
type testAPI struct{}
func (t *testAPI) Frobnicate(n int) int {
return n * 2
}
func TestBaseServer(t *testing.T) {
appVersion := "test"
server := NewServer(
"127.0.0.1",
10000+rand.Intn(22768),
appVersion,
WithAPIs([]rpc.API{
{
Namespace: "test",
Service: new(testAPI),
},
}),
)
require.NoError(t, server.Start())
defer func() {
_ = server.Stop()
}()
rpcClient, err := rpc.Dial(fmt.Sprintf("http://%s", server.endpoint))
require.NoError(t, err)
t.Run("supports GET /healthz", func(t *testing.T) {
res, err := http.Get(fmt.Sprintf("http://%s/healthz", server.endpoint))
require.NoError(t, err)
defer res.Body.Close()
body, err := io.ReadAll(res.Body)
require.NoError(t, err)
require.EqualValues(t, fmt.Sprintf("{\"version\":\"%s\"}\n", appVersion), string(body))
})
t.Run("supports health_status", func(t *testing.T) {
var res string
require.NoError(t, rpcClient.Call(&res, "health_status"))
require.Equal(t, appVersion, res)
})
t.Run("supports additional RPC APIs", func(t *testing.T) {
var res int
require.NoError(t, rpcClient.Call(&res, "test_frobnicate", 2))
require.Equal(t, 4, res)
})
}