/**
 * Copyright IBM Corp. 2026
 *
 * This source code is licensed under the Apache-2.0 license found in the
 * LICENSE file in the root directory of this source tree.
 */
import stylelint from 'stylelint';
/**
 * Test a stylelint rule with given code
 */
export declare function testRule(ruleName: string, config: unknown, code: string): Promise<stylelint.LinterResult>;
/**
 * Test auto-fix functionality
 */
export declare function testFix(ruleName: string, config: unknown, code: string): Promise<{
    fixed: string;
    result: stylelint.LinterResult;
}>;
/**
 * Assert that code has no warnings
 */
export declare function assertNoWarnings(result: stylelint.LinterResult): void;
/**
 * Assert that code has warnings
 */
export declare function assertHasWarnings(result: stylelint.LinterResult, count?: number): void;
/**
 * Assert that code was fixed to expected output
 */
export declare function assertFixed(fixed: string, expected: string): void;
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