package docgov

import (
	"errors"
	"testing"
)

func TestTransitionReopenForRevision_IsNotARejection(t *testing.T) {
	sm := NewStateMachine()
	doc := &DocumentRecord{DocID: "doc_reopen", CurrentState: StateApproved, IsLocked: true, Config: DefaultDocumentConfig()}
	audit, err := sm.TransitionReopenForRevision(doc, 4, "creator", "新材料")
	if err != nil {
		t.Fatal(err)
	}
	if doc.CurrentState != StateDrafting || doc.IsLocked {
		t.Fatalf("state %s locked %v", doc.CurrentState, doc.IsLocked)
	}
	if audit.Action != "reopen_for_revision" || audit.ActorRole != RoleSystem {
		t.Fatalf("audit %+v", audit)
	}
	if _, err := sm.TransitionReopenForRevision(doc, 4, "creator", "again"); !errors.Is(err, ErrInvalidStateTransition) {
		t.Fatalf("drafting reopen err %v", err)
	}
}