import type { IRunnerSource, IPreparedRunnerSource, ITestLibrarySource } from './source';
export declare class RunnerLibraryNpmSource implements IRunnerSource<ITestLibrarySource> {
    private readonly packageName;
    private readonly range;
    readonly sourceDescription: string;
    constructor(packageName: string, range: string);
    runnerPrepare(): Promise<IPreparedRunnerSource<ITestLibrarySource>>;
}
export declare class TestLibraryNpmSource implements ITestLibrarySource {
    readonly packageName: string;
    readonly version: string;
    constructor(packageName: string, version: string);
    requestedVersion(): string;
    assertJsiiPackagesAvailable(): void;
    initializeDotnetPackages(currentDir: string): Promise<void>;
    requestedAlphaVersion(): string;
}