import { Logger } from '../common/logger';
/**
 * Get karma packer plugin
 */
export declare const karmaPackerPlugin: (log: Logger) => {
    rollupPreprocessor: {
        external: string[] | ((id: string) => boolean);
        output: {
            format: string;
            name: string;
            sourcemap: string;
            globals: {
                [key: string]: string;
            };
        };
        plugins: any[];
    };
    preprocessors: {};
    karmaRollupPreprocessor: any;
    framework: string;
    testGlob: string;
};