import type { AssetInput, ImageEditRequest, ImageGenerateRequest, ImageMaskInput, ImageOperation, ImageProvider, ImageResult } from '../types/images.js';
interface ImageProviderConformanceCaseBase {
    name: string;
    validate?: (result: ImageResult) => boolean | Promise<boolean>;
}
/** A conformance case that generates an image. */
export interface ImageGenerateProviderConformanceCase extends ImageProviderConformanceCaseBase {
    /** Always `generate`. */
    operation: 'generate';
    /** The request sent. */
    request: ImageGenerateRequest;
}
/** A conformance case that edits an image. */
export interface ImageEditProviderConformanceCase extends ImageProviderConformanceCaseBase {
    /** Always `edit`. */
    operation: 'edit';
    /** The request sent. */
    request: ImageEditRequest;
}
/** One image conformance case: a generation or an edit. */
export type ImageProviderConformanceCase = ImageGenerateProviderConformanceCase | ImageEditProviderConformanceCase;
/** The outcome of one image conformance case. */
export interface ImageProviderConformanceResult {
    /** The provider checked. */
    providerName: string;
    /** The model used. */
    model?: string;
    /** The case. */
    caseName: string;
    /** Whether it generated or edited. */
    operation: ImageOperation;
    /** True when the operation returned a result that met the contract. */
    operationOk: boolean;
    /** Whether an already-aborted signal was honored, when `testAbort` is on. */
    abortOk?: boolean;
    /** Every contract violation found, joined. */
    error?: string;
}
/** Options for `runImageProviderConformance()`. */
export interface ImageProviderConformanceOptions {
    /** Model to use for every case. */
    model?: string;
    /**
     * Cases to run instead of the defaults, which are built from the provider's declared
     * capabilities.
     */
    fixtures?: readonly ImageProviderConformanceCase[];
    /** Image the edit cases start from. Defaults to a portable 1x1 PNG. */
    editInput?: AssetInput;
    /** Also checks that each case honors an already-aborted signal. Off by default. */
    testAbort?: boolean;
    /** Runs the edit cases when the provider declares `edit`. Defaults to true. */
    testEdit?: boolean;
    /** Run the masked-edit case when the provider declares `supportsMask`. Defaults to true. */
    testMask?: boolean;
    /** Mask for the masked-edit case. Must match `editInput` dimensions when both are supplied. */
    editMask?: ImageMaskInput;
}
/** The default image conformance cases: one generation, one edit, and one masked edit. */
export declare const IMAGE_PROVIDER_CONFORMANCE_FIXTURES: readonly ImageProviderConformanceCase[];
/**
 * Checks an image adapter against the neutral contract: the results it returns, the operations it
 * declares, and optionally how it handles an aborted signal.
 */
export declare function runImageProviderConformance(providerName: string, provider: ImageProvider, options?: ImageProviderConformanceOptions): Promise<ImageProviderConformanceResult[]>;
export {};