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import {
buildRequestConfig,
fetchModels,
streamCompletion,
transcribeAudio,
} from '../src/api.js';
// ─── buildRequestConfig ──────────────────────────────────────────────────────
describe('buildRequestConfig – dev mode (isDev=true)', () => {
it('uses /lw-proxy as urlBase', () => {
const { urlBase } = buildRequestConfig('http://10.168.21.119:8000', '', true);
expect(urlBase).toBe('/lw-proxy');
});
it('sets X-LW-Target header to the cleaned baseUrl', () => {
const { headers } = buildRequestConfig('http://10.168.21.119:8000/', '', true);
expect(headers['X-LW-Target']).toBe('http://10.168.21.119:8000');
});
it('strips trailing slash from X-LW-Target', () => {
const { headers } = buildRequestConfig('http://localhost:8000/', '', true);
expect(headers['X-LW-Target']).toBe('http://localhost:8000');
});
it('does NOT add Authorization header when apiKey is empty', () => {
const { headers } = buildRequestConfig('http://localhost:8000', '', true);
expect(headers['Authorization']).toBeUndefined();
});
it('adds Authorization header when apiKey is provided', () => {
const { headers } = buildRequestConfig('http://localhost:8000', 'sk-test', true);
expect(headers['Authorization']).toBe('Bearer sk-test');
});
});
describe('buildRequestConfig – prod mode (isDev=false)', () => {
it('uses cleaned baseUrl as urlBase', () => {
const { urlBase } = buildRequestConfig('http://10.168.21.119:8000/', '', false);
expect(urlBase).toBe('http://10.168.21.119:8000');
});
it('does NOT set X-LW-Target header', () => {
const { headers } = buildRequestConfig('http://localhost:8000', '', false);
expect(headers['X-LW-Target']).toBeUndefined();
});
it('does NOT add Authorization header when apiKey is empty', () => {
const { headers } = buildRequestConfig('http://localhost:8000', '', false);
expect(headers['Authorization']).toBeUndefined();
});
it('adds Authorization header when apiKey is provided', () => {
const { headers } = buildRequestConfig('http://localhost:8000', 'sk-key', false);
expect(headers['Authorization']).toBe('Bearer sk-key');
});
});
// ─── fetchModels ──────────────────────────────────────────────────────────────
describe('fetchModels (dev mode via buildRequestConfig isDev=true default in Vitest)', () => {
it('calls /lw-proxy/v1/models and sets X-LW-Target', async () => {
const captured = {};
vi.stubGlobal('fetch', vi.fn(async (url, opts) => {
captured.url = url;
captured.headers = opts?.headers ?? {};
return { ok: true, json: async () => ({ data: [{ id: 'model-a' }] }) };
}));
await fetchModels('http://10.168.21.119:8000', '');
expect(captured.url).toBe('/lw-proxy/v1/models');
expect(captured.headers['X-LW-Target']).toBe('http://10.168.21.119:8000');
vi.unstubAllGlobals();
});
it('parses OpenAI-style { data: [{id}] } response', async () => {
vi.stubGlobal('fetch', vi.fn(async () => ({
ok: true,
json: async () => ({ data: [{ id: 'AXERA-TECH/Qwen3-VL-2B-Instruct' }] }),
})));
const models = await fetchModels('http://10.168.21.119:8000', '');
expect(models).toContain('AXERA-TECH/Qwen3-VL-2B-Instruct');
vi.unstubAllGlobals();
});
it('parses flat string-array response', async () => {
vi.stubGlobal('fetch', vi.fn(async () => ({
ok: true,
json: async () => ['model-x', 'model-y'],
})));
const models = await fetchModels('http://localhost:8000', '');
expect(models).toContain('model-x');
vi.unstubAllGlobals();
});
it('does NOT add Authorization header when apiKey is empty', async () => {
const captured = {};
vi.stubGlobal('fetch', vi.fn(async (url, opts) => {
captured.headers = opts?.headers ?? {};
return { ok: true, json: async () => ({ data: [] }) };
}));
await fetchModels('http://localhost:8000', '');
expect(captured.headers['Authorization']).toBeUndefined();
vi.unstubAllGlobals();
});
it('adds Authorization header when apiKey is provided', async () => {
const captured = {};
vi.stubGlobal('fetch', vi.fn(async (url, opts) => {
captured.headers = opts?.headers ?? {};
return { ok: true, json: async () => ({ data: [] }) };
}));
await fetchModels('http://localhost:8000', 'sk-my-key');
expect(captured.headers['Authorization']).toBe('Bearer sk-my-key');
vi.unstubAllGlobals();
});
it('throws on non-OK HTTP response', async () => {
vi.stubGlobal('fetch', vi.fn(async () => ({
ok: false, status: 500, text: async () => 'Internal error',
})));
await expect(fetchModels('http://localhost:8000', '')).rejects.toThrow('500');
vi.unstubAllGlobals();
});
});
// ─── streamCompletion ────────────────────────────────────────────────────────
describe('streamCompletion (dev mode)', () => {
it('calls /lw-proxy/v1/chat/completions and sets X-LW-Target', async () => {
const captured = {};
const sseChunks = [
'data: {"choices":[{"delta":{"content":"Hi"}}]}\n\n',
'data: [DONE]\n\n',
];
let idx = 0;
const reader = {
read: vi.fn(async () =>
idx >= sseChunks.length
? { done: true }
: { done: false, value: new TextEncoder().encode(sseChunks[idx++]) }
),
};
vi.stubGlobal('fetch', vi.fn(async (url, opts) => {
captured.url = url;
captured.headers = opts?.headers ?? {};
return { ok: true, body: { getReader: () => reader } };
}));
const chunks = [];
for await (const chunk of streamCompletion('http://10.168.21.119:8000', '', 'model', [])) {
chunks.push(chunk);
}
expect(captured.url).toBe('/lw-proxy/v1/chat/completions');
expect(captured.headers['X-LW-Target']).toBe('http://10.168.21.119:8000');
expect(chunks).toContain('Hi');
vi.unstubAllGlobals();
});
});
describe('audio uploads', () => {
it('transcribeAudio posts multipart form data to /v1/audio/transcriptions', async () => {
const captured = {};
vi.stubGlobal('fetch', vi.fn(async (url, opts) => {
captured.url = url;
captured.method = opts?.method;
captured.headers = opts?.headers ?? {};
captured.body = opts?.body;
return { ok: true, json: async () => ({ text: 'hello transcript' }) };
}));
const file = new File(['audio'], 'meeting.wav', { type: 'audio/wav' });
const text = await transcribeAudio('http://localhost:8000', 'sk-key', 'audio-model', file);
expect(captured.url).toBe('/lw-proxy/v1/audio/transcriptions');
expect(captured.method).toBe('POST');
expect(captured.headers['Content-Type']).toBeUndefined();
expect(captured.headers['Authorization']).toBe('Bearer sk-key');
expect(captured.body).toBeInstanceOf(FormData);
expect(captured.body.get('model')).toBe('audio-model');
expect(captured.body.get('file').name).toBe(file.name);
expect(captured.body.get('file').type).toBe(file.type);
expect(text).toBe('hello transcript');
vi.unstubAllGlobals();
});
});
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