Function mockChatContent

test/test-e2e.ts:182–202

(body: Record<string, unknown>)

}

function mockChatContent(body: Record<string, unknown>): string {
  const prompt = getLastUserContent(body.messages).toLowerCase();
  const model = typeof body.model === "string" ? body.model : "unknown";

  if (prompt.includes("2+2")) return "4";
  if (prompt.includes("7 times 8")) return "56";
  if (prompt.includes("capital of france")) return "Paris";
  if (prompt.includes("gravity")) return "Gravity is the attraction between masses.";
  if (prompt.includes("count to")) return "1, 2, 3, 4, 5";
  if (prompt.includes("50-word story")) {
    return [
      "A small cat named Mira guarded a sunlit bakery window.",
      "Each morning she watched flour drift, bells ring, and neighbors wave.",
      "When rain arrived, she curled beside the warm oven and purred so loudly",
      "that every loaf seemed to rise a little higher.",
    ].join(" ");
  }
  if (prompt.length > 100_000) return "Large payload accepted by mock upstream.";
  if (prompt.includes("hello")) return "hello";
  return `mock response from ${model}`;
}

async function startMockUpstream(): Promise<MockUpstream> {
  const requests: MockRequest[] = [];