import { channel } from '@synnaxlabs/client';
import { destructor, observe } from '@synnaxlabs/x';
import { LogEntry, LogSource, LogSourceSpec } from './types';
export declare class MockLogSource implements LogSource {
    static readonly TYPE = "test-source";
    private _entries;
    private _evictedCount;
    private activeChannels;
    private readonly observable;
    get evictedCount(): number;
    set evictedCount(count: number);
    value(): LogEntry[];
    setChannels(channels: channel.Key[]): void;
    onChange(handler: observe.Handler<void>): destructor.Destructor;
    push(...entries: LogEntry[]): void;
    setEntries(entries: LogEntry[]): void;
    notify(): void;
    cleanup(): void;
}
export declare const registerMockLogSource: (testId: string, source: MockLogSource) => destructor.Destructor;
export declare const mockLogSourceSpec: (testId: string) => LogSourceSpec;
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