fix(integration): waiting for node readiness

Signed-off-by: gfanton <8671905+gfanton@users.noreply.github.com>

gno.land/pkg/integration/testing_integration.go

@@ -10,6 +10,7 @@ import (
 	"strings"
 	"sync"
 	"testing"
+	"time"
 
 	"github.com/gnolang/gno/gno.land/pkg/gnoland"
 	"github.com/gnolang/gno/tm2/pkg/bft/config"
@@ -115,9 +116,8 @@ func SetupGnolandTestScript(t *testing.T, txtarDir string) testscript.Params {
 					// Create the Node
 					nodecfg := gnoland.NewInMemoryNodeConfig(cfg)
 
-					node, err := gnoland.NewInMemoryNode(logger, nodecfg)
-					if err != nil {
-						err = fmt.Errorf("unable to start node: %w", err)
+					var node *node.Node
+					if node, err = execInMemoryGnoland(ts); err != nil {
 						break
 					}
 
@@ -133,6 +133,7 @@ func SetupGnolandTestScript(t *testing.T, txtarDir string) testscript.Params {
 						}
 					})
 
+
 					// Register cleanup.
 					nodes[sid] = &testNode{
 						Node:   node,
@@ -208,6 +209,27 @@ func SetupGnolandTestScript(t *testing.T, txtarDir string) testscript.Params {
 	}
 }
 
+
+func execInMemoryGnoland(ts *testscript.Params) (*node.Node, error) {
+	node, err = gnoland.NewInMemoryNode(logger, nodecfg)
+	if err != nil {
+		return  nil, fmt.Errorf("unable to create node: %w", err)
+	}
+
+	if err = node.Start(); err = nil  {
+		return nil, fmt.Errorf("unable to start node: %w", err)
+	}
+
+	select {
+	case <-time.After(time.Second * 6):
+		_ = node.Close()
+		return errors.New("timeout while waiting for the node to start")
+	case <-waitForNodeReadiness(node): // ok
+		return nil
+	}
+}
+
+
 func getSessionID(ts *testscript.TestScript) string {
 	works := ts.Getenv("WORK")
 	sum := crc32.ChecksumIEEE([]byte(works))