OmniRoute/tests/unit/provider-scoped-models-route.test.ts

import test from "node:test";
import assert from "node:assert/strict";
import fs from "node:fs";
import os from "node:os";
import path from "node:path";

const TEST_DATA_DIR = fs.mkdtempSync(path.join(os.tmpdir(), "omniroute-provider-models-"));
process.env.DATA_DIR = TEST_DATA_DIR;

const core = await import("../../src/lib/db/core.ts");
const providersDb = await import("../../src/lib/db/providers.ts");
const combosDb = await import("../../src/lib/db/combos.ts");
const serviceModelsDb = await import("../../src/lib/db/serviceModels.ts");
const providerModelsRoute =
  await import("../../src/app/api/v1/providers/[provider]/models/route.ts");

interface SeedConnectionOverrides {
  authType?: string;
  name?: string;
  apiKey?: string | null;
  accessToken?: string | null;
  isActive?: boolean;
  testStatus?: string;
  providerSpecificData?: Record<string, unknown>;
}

type ProviderModelsResponse = {
  data: Array<Record<string, unknown>>;
  object?: string;
  error?: {
    message?: string;
    code?: string;
    type?: string;
  };
};

async function resetStorage() {
  core.resetDbInstance();
  fs.rmSync(TEST_DATA_DIR, { recursive: true, force: true });
  fs.mkdirSync(TEST_DATA_DIR, { recursive: true });
}

async function seedConnection(provider: string, overrides: SeedConnectionOverrides = {}) {
  return providersDb.createProviderConnection({
    provider,
    authType: overrides.authType || "apikey",
    name: overrides.name || `${provider}-${Math.random().toString(16).slice(2, 8)}`,
    apiKey: overrides.apiKey || "sk-test",
    accessToken: overrides.accessToken,
    isActive: overrides.isActive ?? true,
    testStatus: overrides.testStatus || "active",
    providerSpecificData: overrides.providerSpecificData || {},
  });
}

test.beforeEach(async () => {
  await resetStorage();
});

test.after(async () => {
  core.resetDbInstance();
  fs.rmSync(TEST_DATA_DIR, { recursive: true, force: true });
});

test("provider models route returns only selected provider models with unprefixed ids", async () => {
  await seedConnection("openai", { name: "openai-main" });
  await seedConnection("claude", {
    authType: "oauth",
    name: "claude-main",
    apiKey: null,
    accessToken: "claude-access",
  });
  await combosDb.createCombo({
    name: "team-router",
    strategy: "priority",
    models: ["openai/gpt-4o"],
  });

  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/openai/models"),
    {
      params: Promise.resolve({ provider: "openai" }),
    }
  );

  const body = (await response.json()) as ProviderModelsResponse;
  const ids = body.data.map((model) => String(model.id));

  assert.equal(response.status, 200);
  assert.ok(ids.length > 0);
  assert.equal(
    ids.some((id: string) => id.includes("/")),
    false
  );
  assert.equal(
    body.data.some((model) => String(model.owned_by) !== "openai"),
    false
  );
  assert.equal(ids.includes("team-router"), false);
});

test("provider models route accepts provider alias in path", async () => {
  await seedConnection("claude", {
    authType: "oauth",
    name: "claude-main",
    apiKey: null,
    accessToken: "claude-access",
  });

  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/cc/models"),
    {
      params: Promise.resolve({ provider: "cc" }),
    }
  );

  const body = (await response.json()) as ProviderModelsResponse;
  const ids = body.data.map((model) => String(model.id));

  assert.equal(response.status, 200);
  assert.ok(ids.includes("claude-sonnet-4-6"));
  assert.equal(
    ids.some((id: string) => id.startsWith("cc/") || id.startsWith("claude/")),
    false
  );
});

test("provider models route supports service provider 9router", async () => {
  serviceModelsDb.saveServiceModels("9router", [
    { id: "gpt-4o-mini", name: "Local9R Test", available: true },
  ]);

  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/9router/models"),
    {
      params: Promise.resolve({ provider: "9router" }),
    }
  );

  const body = (await response.json()) as ProviderModelsResponse;
  const ids = body.data.map((model) => String(model.id));

  assert.equal(response.status, 200);
  assert.ok(ids.includes("gpt-4o-mini"));
  assert.equal(
    ids.some((id: string) => id.includes("/")),
    false
  );
});

test("provider models route supports service provider cliproxyapi", async () => {
  serviceModelsDb.saveServiceModels("cliproxyapi", [
    { id: "llama-3", name: "Clip Test", available: true },
  ]);

  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/cliproxyapi/models"),
    {
      params: Promise.resolve({ provider: "cliproxyapi" }),
    }
  );

  const body = (await response.json()) as ProviderModelsResponse;
  const ids = body.data.map((model) => String(model.id));

  assert.equal(response.status, 200);
  assert.ok(ids.includes("llama-3"));
  assert.equal(
    ids.some((id: string) => id.includes("/")),
    false
  );
});

test("provider models route returns 400 for unknown provider", async () => {
  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/nope/models"),
    {
      params: Promise.resolve({ provider: "nope" }),
    }
  );

  const body = (await response.json()) as ProviderModelsResponse;

  assert.equal(response.status, 400);
  assert.equal(body.error.code, "invalid_provider");
});

test("provider models route resolves local provider by canonical ID (ollama-local)", async () => {
  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/ollama-local/models"),
    {
      params: Promise.resolve({ provider: "ollama-local" }),
    }
  );

  // Must NOT return 400 invalid_provider — should resolve via catalog fallback
  assert.notEqual(response.status, 400, "ollama-local must not return 400");
  const body = (await response.json()) as ProviderModelsResponse;
  assert.notEqual(
    body.error?.code,
    "invalid_provider",
    "ollama-local must not be rejected as unknown provider"
  );
});

test("provider models route resolves local provider by alias (ollama)", async () => {
  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/ollama/models"),
    {
      params: Promise.resolve({ provider: "ollama" }),
    }
  );

  assert.notEqual(response.status, 400, "ollama (alias) must not return 400");
  const body = (await response.json()) as ProviderModelsResponse;
  assert.notEqual(
    body.error?.code,
    "invalid_provider",
    "ollama (alias) must not be rejected as unknown provider"
  );
});

test("provider models route resolves another local provider by ID (lm-studio)", async () => {
  const response = await providerModelsRoute.GET(
    new Request("http://localhost/api/v1/providers/lm-studio/models"),
    {
      params: Promise.resolve({ provider: "lm-studio" }),
    }
  );

  assert.notEqual(response.status, 400, "lm-studio must not return 400");
  const body = (await response.json()) as ProviderModelsResponse;
  assert.notEqual(
    body.error?.code,
    "invalid_provider",
    "lm-studio must not be rejected as unknown provider"
  );
});