Function runTests

test/fallback.ts:129–935

()

// Import after mock server is ready (to avoid wallet key requirement during import)
async function runTests() {
  const { startProxy } = await import("../src/proxy.js");

  console.log("\n═══ Fallback Logic Tests ═══\n");

  let passed = 0;
  let failed = 0;

  function assert(condition: boolean, msg: string) {
    if (condition) {
      console.log(`  ✓ ${msg}`);
      passed++;
    } else {
      console.error(`  ✗ FAIL: ${msg}`);
      failed++;
    }
  }

  // Start mock BlockRun API
  const mockApi = await startMockServer();
  console.log(`Mock API started on port ${mockApi.port}`);

  // Generate an ephemeral test wallet key
  const testWalletKey = generatePrivateKey();

  // Start ClawRouter proxy pointing to mock API
  const proxy = await startProxy({
    wallet: testWalletKey,
    apiBase: `http://127.0.0.1:${mockApi.port}`,
    port: 0,
    skipBalanceCheck: true, // Skip balance check for testing
    onReady: (port) => console.log(`ClawRouter proxy started on port ${port}`),
    onRouted: (d) => console.log(`  [Routed] ${d.model} (${d.tier}) - ${d.reasoning}`),
  });

  // Helper to generate unique message content (prevents dedup cache hits)
  let testCounter = 0;
  const uniqueMessage = (base: string) => `${base} [test-${++testCounter}-${Date.now()}]`;
  const reasoningPrompt = () => uniqueMessage("Prove step by step that sqrt(2) is irrational");

  // Test 1: Primary model succeeds - no fallback needed
  {
    console.log("\n--- Test 1: Primary model succeeds ---");
    modelCalls.length = 0;
    failModels = [];
    failAllModels = false;

    const res = await fetch(`${proxy.baseUrl}/v1/chat/completions`, {
      method: "POST",
      headers: { "Content-Type": "application/json" },
      body: JSON.stringify({
        model: "auto",
        messages: [{ role: "user", content: uniqueMessage("Hello") }],
        max_tokens: 50,
      }),
    });

    assert(res.ok, `Response OK: ${res.status}`);