plugin: add tests to test the plugins

Signed-off-by: Vincenzo Palazzo <[email protected]>

plugin/example/simple_plugin.go

@@ -13,7 +13,7 @@ func (instance *OnRPCCommand[T]) Call(plugin *plugin.Plugin[T], request map[stri
 type Hello[T PluginState] struct{}
 
 func (instance *Hello[T]) Call(plugin *plugin.Plugin[T], request map[string]any) (map[string]any, error) {
-	return map[string]any{"hello": "hello from go 1.18"}, nil
+	return map[string]any{"message": "hello from go 1.18"}, nil
 }
 
 func main() {

plugin/plugin_test.go

@@ -0,0 +1,25 @@
+package plugin
+
+import (
+	"os"
+	"testing"
+
+	"github.com/vincenzopalazzo/cln4go/client"
+)
+
+func TestCallFistMethod(t *testing.T) {
+	path := os.Getenv("CLN_UNIX_SOCKET")
+	client, err := client.NewUnix(path)
+	if err != nil {
+		panic(err)
+	}
+	response, err := client.Call("hello", make(map[string]interface{}))
+	message, found := response["message"]
+	if !found {
+		t.Error("The message is not found")
+	}
+
+	if message != "hello from go 1.18" {
+		t.Error("message received %s different from expected %s", message, "hello from go 1.18")
+	}
+}