package testenv

import (
	"context"
	"testing"

	"github.com/testcontainers/testcontainers-go"
	tcnetwork "github.com/testcontainers/testcontainers-go/network"
)

// StartNetwork creates a user-defined Docker bridge network and
// registers a t.Cleanup to remove it. All platform containers attach
// to the same network so they can resolve each other by alias.
func StartNetwork(t *testing.T) *testcontainers.DockerNetwork {
	t.Helper()
	ctx := context.Background()
	net, err := tcnetwork.New(ctx)
	if err != nil {
		t.Skipf("docker network unavailable: %v", err)
	}
	t.Cleanup(func() {
		if err := net.Remove(ctx); err != nil {
			t.Logf("remove network: %v", err)
		}
	})
	return net
}