Files
diegosouzapw--omniroute/tests/unit/translator-openai-responses-empty-input-419.test.ts
2026-07-13 13:39:12 +08:00

42 lines
1.8 KiB
TypeScript

import test from "node:test";
import assert from "node:assert/strict";
const { openaiResponsesToOpenAIRequest } = await import(
"../../open-sse/translator/request/openai-responses.ts"
);
// Regression: upstream 9router#419
// When a client (e.g. Fabric-AI) POSTs /v1/responses with input:[] (empty array), the
// translator used to produce messages:[] which every upstream provider rejects with
// "400: messages: at least one message is required". Treat an empty input[] the same
// as an empty string — inject a placeholder user message so the request is always valid.
test("Responses -> Chat: empty input[] injects placeholder user message (not messages:[])", () => {
const result = openaiResponsesToOpenAIRequest("gpt-4o", { input: [] }, null, null) as Record<
string,
unknown
>;
assert.ok(Array.isArray(result.messages), "messages should be an array");
const messages = result.messages as Array<Record<string, unknown>>;
assert.ok(messages.length > 0, "messages should not be empty (upstream rejects messages:[])");
const userMessages = messages.filter((m) => m.role === "user");
assert.ok(userMessages.length > 0, "at least one user message should be present");
});
test("Responses -> Chat: empty input[] still preserves instructions as system message", () => {
const result = openaiResponsesToOpenAIRequest(
"gpt-4o",
{ instructions: "Be terse.", input: [] },
null,
null
) as Record<string, unknown>;
const messages = result.messages as Array<Record<string, unknown>>;
assert.ok(messages.length >= 2, "instructions + placeholder = at least 2 messages");
assert.equal(messages[0].role, "system");
assert.equal(messages[0].content, "Be terse.");
const userMessages = messages.filter((m) => m.role === "user");
assert.ok(userMessages.length > 0, "at least one user message should be present");
});