/**
 * Test helper functions
 */
import type { UnifiedHttpContext } from '@inh-lib/unified-route';
/**
 * Type for getRegistryItem function
 */
type GetRegistryItemFunction = <T>(context: UnifiedHttpContext, key: string) => T | Error;
/**
 * Create mock UnifiedHttpContext for testing
 */
export declare function createMockContext(overrides?: Partial<UnifiedHttpContext>): UnifiedHttpContext;
/**
 * Create mock context with specific request overrides
 */
export declare function createMockContextWithRequest(requestOverrides: Partial<UnifiedHttpContext['request']>): UnifiedHttpContext;
/**
 * Create mock next function for middleware testing
 */
export declare function createMockNext(): jest.MockedFunction<() => Promise<void>>;
/**
 * Create mock next function that throws error
 */
export declare function createMockNextWithError(error: Error): jest.MockedFunction<() => Promise<void>>;
/**
 * Create mock next function with delay
 */
export declare function createMockNextWithDelay(delayMs: number): jest.MockedFunction<() => Promise<void>>;
/**
 * Assert registry item exists and is not an error
 */
export declare function assertRegistryItemExists(context: UnifiedHttpContext, key: string, getRegistryItem: GetRegistryItemFunction): void;
/**
 * Assert registry item matches expected value
 */
export declare function assertRegistryItemValue<T>(context: UnifiedHttpContext, key: string, expectedValue: T, getRegistryItem: GetRegistryItemFunction): void;
/**
 * Assert registry item matches regex pattern
 */
export declare function assertRegistryItemPattern(context: UnifiedHttpContext, key: string, pattern: RegExp, getRegistryItem: GetRegistryItemFunction): void;
/**
 * Assert registry item is of expected type
 */
export declare function assertRegistryItemType<T>(context: UnifiedHttpContext, key: string, typeGuard: (value: unknown) => value is T, getRegistryItem: GetRegistryItemFunction): void;
/**
 * Get registry item with type assertion
 */
export declare function getTypedRegistryItem<T>(context: UnifiedHttpContext, key: string, getRegistryItem: GetRegistryItemFunction): T | Error;
/**
 * Type guard for checking if value is string
 */
export declare function isString(value: unknown): value is string;
/**
 * Type guard for checking if value is number
 */
export declare function isNumber(value: unknown): value is number;
/**
 * Type guard for checking if value is object
 */
export declare function isObject(value: unknown): value is Record<string, unknown>;
/**
 * Create mock function with specific return type
 */
export declare function createMockFunction<TArgs extends ReadonlyArray<unknown>, TReturn>(returnValue: TReturn): jest.MockedFunction<(...args: TArgs) => TReturn>;
/**
 * Create mock async function with specific return type
 */
export declare function createMockAsyncFunction<TArgs extends ReadonlyArray<unknown>, TReturn>(returnValue: TReturn): jest.MockedFunction<(...args: TArgs) => Promise<TReturn>>;
export {};