import { test } from "node:test";

import assert from "node:assert/strict";

import * as fs from "fs";

import * as os from "os";

import * as path from "path";

import { getDebugLogPath, logOpenAIChatCompletionDebug } from "../common/debug-logger";

test("debug logger appends full entries without rotation", () => {

const originalHome = process.env.HOME;

const home = fs.mkdtempSync(path.join(os.tmpdir(), "deepcode-debug-log-home-"));

process.env.HOME = home;

try {

for (let index = 0; index < 25; index += 1) {

logOpenAIChatCompletionDebug({

timestamp: "2026-01-01T00:00:00.000Z",

location: "test.location",

requestId: `request-${index}`,

model: "test-model",

request: {

model: "test-model",

messages: [{ role: "user", content: `full request content ${index}` }],

},

response: {

choices: [{ message: { content: `full response content ${index}` } }],

},

});

}

const raw = fs.readFileSync(getDebugLogPath(), "utf8");

const lines = raw.trim().split("\n");

assert.equal(lines.length, 25);

const first = JSON.parse(lines[0]) as Record<string, any>;

const last = JSON.parse(lines[24]) as Record<string, any>;

assert.equal(first.requestId, "request-0");

assert.equal(first.request.messages[0].content, "full request content 0");

assert.equal(last.requestId, "request-24");

assert.equal(last.response.choices[0].message.content, "full response content 24");

} finally {

if (originalHome === undefined) {

delete process.env.HOME;

} else {

process.env.HOME = originalHome;

}

}

});