openclaw/extensions/vydra/image-generation-provider.test.ts

import { installPinnedHostnameTestHooks } from "openclaw/plugin-sdk/test-env";
import { afterEach, describe, expect, it, vi } from "vitest";
import { buildVydraImageGenerationProvider } from "./image-generation-provider.js";
import {
  binaryResponse,
  jsonResponse,
  stubFetch,
  stubVydraApiKey,
} from "./provider-test-helpers.test.js";

describe("vydra image-generation provider", () => {
  installPinnedHostnameTestHooks();

  afterEach(() => {
    vi.unstubAllGlobals();
    vi.restoreAllMocks();
  });

  it("posts to the www api and downloads the generated image", async () => {
    stubVydraApiKey();
    const fetchMock = stubFetch(
      jsonResponse({
        jobId: "job-123",
        status: "completed",
        imageUrl: "https://cdn.vydra.ai/generated/test.png",
      }),
      binaryResponse("png-data", "image/png"),
    );

    const provider = buildVydraImageGenerationProvider();
    const result = await provider.generateImage({
      provider: "vydra",
      model: "grok-imagine",
      prompt: "draw a cat",
      cfg: {},
    });

    expect(fetchMock).toHaveBeenNthCalledWith(
      1,
      "https://www.vydra.ai/api/v1/models/grok-imagine",
      expect.objectContaining({
        method: "POST",
        body: JSON.stringify({
          prompt: "draw a cat",
          model: "text-to-image",
        }),
      }),
    );
    const [, init] = fetchMock.mock.calls[0] as [string, RequestInit];
    const headers = new Headers(init.headers);
    expect(headers.get("authorization")).toBe("Bearer vydra-test-key");
    expect(result).toEqual({
      images: [
        {
          buffer: Buffer.from("png-data"),
          mimeType: "image/png",
          fileName: "image-1.png",
        },
      ],
      model: "grok-imagine",
      metadata: {
        jobId: "job-123",
        imageUrl: "https://cdn.vydra.ai/generated/test.png",
        status: "completed",
      },
    });
  });

  it("polls jobs when the create response is not completed yet", async () => {
    stubVydraApiKey();
    const fetchMock = stubFetch(
      jsonResponse({ jobId: "job-456", status: "queued" }),
      jsonResponse({
        jobId: "job-456",
        status: "completed",
        resultUrls: ["https://cdn.vydra.ai/generated/polled.png"],
      }),
      binaryResponse("png-data", "image/png"),
    );

    const provider = buildVydraImageGenerationProvider();
    await provider.generateImage({
      provider: "vydra",
      model: "grok-imagine",
      prompt: "draw a cat",
      cfg: {},
    });

    expect(fetchMock).toHaveBeenNthCalledWith(
      2,
      "https://www.vydra.ai/api/v1/jobs/job-456",
      expect.objectContaining({ method: "GET" }),
    );
  });
});