package agentprotocol

import (
	"testing"
	"time"
)

func TestHelloRejectsMutationCapability(t *testing.T) {
	now := time.Now().UTC()
	hello := Hello{Protocol: Version, AgentID: "agent-1", ObservedAt: now, Capabilities: []Capability{{ID: "containers.read", Version: Version, ReadOnly: false}}}
	if err := hello.Validate(now); err == nil {
		t.Fatal("expected mutation capability rejection")
	}
}