import type { Entity } from "./entities";
import type { VariableValue } from "./variables";
export interface Population extends PopulationWithoutId {
    id: string;
}
export interface PopulationWithoutId {
    name?: string;
    [key: string]: {
        [instant: string]: VariableValue | null;
    } | string | string[] | undefined;
}
export type Situation = {
    [entityKeyPlural: string]: {
        [populationId: string]: PopulationWithoutId;
    };
} & {
    description?: string;
    dixieme: number;
    /** ID generated from test case filename, without the ".json" extension */
    id?: string;
    /** Name of variables that this test case illustrates */
    linked_variables?: {
        [variableName: string]: Array<{
            description?: string;
            /** optional ID of a situation that must be compared to this situation for this variable */
            compare_to?: string;
        }>;
    };
    title?: string;
};
export declare function getPopulationReservedKeys(entity: Entity): Set<string>;