Files
NianAIGC/tests/seedance-client.test.ts
2026-08-21 13:44:56 +08:00

109 lines
4.0 KiB
TypeScript

import { afterEach, describe, expect, it, vi } from "vitest";
import { createSeedanceTask, extractSeedanceUsage, querySeedanceTask } from "@/lib/seedance/client";
describe("Seedance usage extraction", () => {
afterEach(() => {
vi.unstubAllGlobals();
delete process.env.SEEDANCE_API_KEY;
delete process.env.SEEDANCE_BASE_URL;
delete process.env.SEEDANCE_MODEL;
});
it("reads completion_tokens from top-level and nested provider responses", () => {
expect(extractSeedanceUsage({ usage: { completion_tokens: 12345 } })).toEqual({ completionTokens: 12345 });
expect(extractSeedanceUsage({ data: { usage: { completionTokens: 67890 } } })).toEqual({ completionTokens: 67890 });
expect(extractSeedanceUsage({ usage: { prompt_tokens: 100 } })).toBeUndefined();
});
it("sends the official Seedance 2.0 multimodal payload without UI labels", async () => {
process.env.SEEDANCE_API_KEY = "test-key";
process.env.SEEDANCE_BASE_URL = "https://ark.test/api/v3";
process.env.SEEDANCE_MODEL = "doubao-seedance-2-0-260128";
let body: Record<string, unknown> | undefined;
vi.stubGlobal("fetch", vi.fn(async (_input: RequestInfo | URL, init?: RequestInit) => {
body = JSON.parse(String(init?.body));
return new Response(JSON.stringify({ id: "task-1" }), { status: 200, headers: { "Content-Type": "application/json" } });
}));
await createSeedanceTask({
prompt: "combine",
settings: { ratio: "16:9", duration: 8, resolution: "1080p" },
materials: [
{ type: "image", url: "/image.png", label: "@图片1" },
{ type: "video", url: "/video.mp4", label: "@视频1" },
{ type: "audio", url: "/audio.mp3", label: "@音频1" }
],
origin: "https://app.test"
});
expect(body).toMatchObject({
model: "doubao-seedance-2-0-260128",
generate_audio: true,
ratio: "16:9",
duration: 8,
resolution: "1080p",
watermark: false
});
const content = body?.content as Array<Record<string, unknown>>;
expect(content).toHaveLength(4);
expect(content.slice(1).every((item) => !("label" in item))).toBe(true);
});
it("keeps the provider expired status distinct from a failed task", async () => {
process.env.SEEDANCE_API_KEY = "test-key";
process.env.SEEDANCE_BASE_URL = "https://ark.test/api/v3";
vi.stubGlobal("fetch", vi.fn(async () => new Response(JSON.stringify({ id: "task-1", status: "expired" }), {
status: 200,
headers: { "Content-Type": "application/json" }
})));
await expect(querySeedanceTask("task-1")).resolves.toMatchObject({ status: "expired" });
});
it("sends the selected Seedance 2.5 model and accepts its extended limits", async () => {
process.env.SEEDANCE_API_KEY = "test-key";
let body: Record<string, unknown> | undefined;
vi.stubGlobal("fetch", vi.fn(async (_input: RequestInfo | URL, init?: RequestInit) => {
body = JSON.parse(String(init?.body));
return new Response(JSON.stringify({ id: "task-25" }), { status: 200, headers: { "Content-Type": "application/json" } });
}));
await createSeedanceTask({
model: "doubao-seedance-2-5-260628",
prompt: "combine",
settings: { ratio: "16:9", duration: 30, resolution: "720p" },
materials: Array.from({ length: 5 }, (_, index) => ({
type: "image" as const,
url: `/image-${index + 1}.png`,
label: `@图片${index + 1}`
})),
origin: "https://app.test"
});
expect(body).toMatchObject({
model: "doubao-seedance-2-5-260628",
duration: 30,
omni_reference_task_type: "auto"
});
expect(body?.content).toHaveLength(6);
});
it("rejects more materials than the Seedance 2.0 content limit before calling the provider", async () => {
process.env.SEEDANCE_API_KEY = "test-key";
const fetchMock = vi.fn();
vi.stubGlobal("fetch", fetchMock);
await expect(createSeedanceTask({
prompt: "combine",
settings: {},
materials: Array.from({ length: 5 }, (_, index) => ({
type: "image" as const,
url: `/image-${index + 1}.png`,
label: `@图片${index + 1}`
})),
origin: "https://app.test"
})).rejects.toThrow("最多支持 4 个素材");
expect(fetchMock).not.toHaveBeenCalled();
});
});