return
	}
	c.MostExpensive = append(c.MostExpensive, RuleCost{Path: path, Cost: cost})
	sort.Slice(c.MostExpensive, func(i, j int) bool {
		// sort in descending order so the most expensive rule is first
		return c.MostExpensive[i].Cost > c.MostExpensive[j].Cost
	})
	if len(c.MostExpensive) > 4 {
		c.MostExpensive = c.MostExpensive[:4]
	}
}

				crdCost.ObserveExpressionCost(nil, cost)
			}
			if len(crdCost.MostExpensive) != len(tt.expectedExpensive) {
				t.Fatalf("expected %d largest costs but got %d: %v", len(tt.expectedExpensive), len(crdCost.MostExpensive), crdCost.MostExpensive)
			}
			for i, expensive := range crdCost.MostExpensive {
				if tt.expectedExpensive[i] != expensive.Cost {

		}

		if celContext != nil && celContext.TotalCost != nil {
			if celContext.TotalCost.Total > StaticEstimatedCRDCostLimit {
				for _, expensive := range celContext.TotalCost.MostExpensive {
					costErrorMsg := fmt.Sprintf("contributed to estimated rule cost total exceeding cost limit for entire OpenAPIv3 schema")
					allErrs = append(allErrs, field.Forbidden(expensive.Path, costErrorMsg))
				}