/**
 * @file Test Assertions
 * @version 1.0.0
 * @status STABLE - DO NOT MODIFY WITHOUT TESTS
 * @lastModified 2024-06-28
 *
 * Assertion utilities for MCP test client
 *
 * IMPORTANT:
 * - Keep assertions simple and focused
 * - Include descriptive error messages
 *
 * Functionality:
 * - Basic assertions for test values
 * - MCP response assertions
 */
/**
 * Assert that a condition is true
 *
 * @param condition The condition to check
 * @param message Error message if assertion fails
 */
export declare function assert(condition: boolean, message: string): void;
/**
 * Assert that two values are equal
 *
 * @param actual The actual value
 * @param expected The expected value
 * @param message Error message if assertion fails
 */
export declare function assertEqual<T>(actual: T, expected: T, message: string): void;
/**
 * Assert that a string contains a specific substring
 *
 * @param actual The string to check
 * @param expectedSubstring The substring to look for
 * @param message Error message if assertion fails
 */
export declare function assertContains(actual: string, expectedSubstring: string, message: string): void;
/**
 * Assert that a value is not null or undefined
 *
 * @param value The value to check
 * @param message Error message if assertion fails
 */
export declare function assertDefined<T>(value: T | null | undefined, message: string): asserts value is T;
/**
 * Assert that a MCP tool response is successful
 *
 * @param response The MCP tool response
 * @param message Error message if assertion fails
 */
export declare function assertToolSuccess(response: any, message: string): void;
/**
 * Assert that a MCP tool response contains text
 *
 * @param response The MCP tool response
 * @param expectedText The text to look for in the response
 * @param message Error message if assertion fails
 */
export declare function assertToolResponseContains(response: any, expectedText: string, message: string): void;