105 lines
3.0 KiB
TypeScript
105 lines
3.0 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { streamSimple } from "../src/index.ts";
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import { getModel } from "../src/models.ts";
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import type { Context, Model, SimpleStreamOptions } from "../src/types.ts";
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interface AnthropicTemperaturePayload {
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temperature?: number;
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}
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class PayloadCaptured extends Error {
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constructor() {
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super("payload captured");
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this.name = "PayloadCaptured";
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}
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}
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function makeContext(): Context {
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return {
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messages: [{ role: "user", content: "Hello", timestamp: Date.now() }],
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};
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}
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function makeCustomModel(compat?: Model<"anthropic-messages">["compat"]): Model<"anthropic-messages"> {
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return {
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id: "vendor--claude-opus-4-7",
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name: "Vendor Proxy Opus 4.7",
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api: "anthropic-messages",
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provider: "vendor-proxy",
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baseUrl: "http://127.0.0.1:9",
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reasoning: true,
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input: ["text"],
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cost: { input: 0, output: 0, cacheRead: 0, cacheWrite: 0 },
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contextWindow: 200000,
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maxTokens: 32000,
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compat,
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};
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}
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async function capturePayload(
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model: Model<"anthropic-messages">,
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options?: SimpleStreamOptions,
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): Promise<AnthropicTemperaturePayload> {
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let capturedPayload: AnthropicTemperaturePayload | undefined;
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const payloadCaptureModel: Model<"anthropic-messages"> = {
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...model,
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baseUrl: "http://127.0.0.1:9",
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};
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const s = streamSimple(payloadCaptureModel, makeContext(), {
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...options,
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apiKey: "fake-key",
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onPayload: (payload) => {
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capturedPayload = payload as AnthropicTemperaturePayload;
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throw new PayloadCaptured();
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},
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});
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await s.result();
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if (!capturedPayload) {
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throw new Error("Expected payload to be captured before request failure");
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}
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return capturedPayload;
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}
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describe("Anthropic temperature compatibility", () => {
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it("omits temperature for Claude Opus 4.7", async () => {
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const payload = await capturePayload(getModel("anthropic", "claude-opus-4-7"), { temperature: 0 });
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expect(payload.temperature).toBeUndefined();
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});
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it("omits temperature for Claude Opus 4.8", async () => {
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const payload = await capturePayload(getModel("anthropic", "claude-opus-4-8"), { temperature: 0 });
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expect(payload.temperature).toBeUndefined();
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});
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it("omits default temperature for Claude Opus 4.7", async () => {
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const payload = await capturePayload(getModel("anthropic", "claude-opus-4-7"), { temperature: 1 });
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expect(payload.temperature).toBeUndefined();
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});
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it("keeps temperature for Claude Opus 4.6", async () => {
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const payload = await capturePayload(getModel("anthropic", "claude-opus-4-6"), { temperature: 0 });
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expect(payload.temperature).toBe(0);
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});
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it("keeps temperature for Claude Sonnet 4.6", async () => {
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const payload = await capturePayload(getModel("anthropic", "claude-sonnet-4-6"), { temperature: 0 });
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expect(payload.temperature).toBe(0);
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});
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it("omits temperature for custom models with supportsTemperature disabled", async () => {
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const payload = await capturePayload(makeCustomModel({ supportsTemperature: false }), { temperature: 0 });
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expect(payload.temperature).toBeUndefined();
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});
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});
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