Release 0.1.3

src/logger.test.ts

@@ -1,10 +1,22 @@
-import { describe, expect, it, vi } from "vitest";
+import crypto from "node:crypto";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+
+import { afterEach, describe, expect, it, vi } from "vitest";
 
 import { setVerbose } from "./globals.js";
 import { logDebug, logError, logInfo, logSuccess, logWarn } from "./logger.js";
+import { resetLogger, setLoggerOverride } from "./logging.js";
 import type { RuntimeEnv } from "./runtime.js";
 
 describe("logger helpers", () => {
+	afterEach(() => {
+		resetLogger();
+		setLoggerOverride(null);
+		setVerbose(false);
+	});
+
 	it("formats messages through runtime log/error", () => {
 		const log = vi.fn();
 		const error = vi.fn();
@@ -31,4 +43,40 @@ describe("logger helpers", () => {
 		expect(logVerbose).toHaveBeenCalled();
 		logVerbose.mockRestore();
 	});
+
+	it("writes to configured log file at configured level", () => {
+		const logPath = pathForTest();
+		cleanup(logPath);
+		setLoggerOverride({ level: "debug", file: logPath });
+		logInfo("hello");
+		logDebug("debug-only");
+		const content = fs.readFileSync(logPath, "utf-8");
+		expect(content).toContain("hello");
+		expect(content).toContain("debug-only");
+		cleanup(logPath);
+	});
+
+	it("filters messages below configured level", () => {
+		const logPath = pathForTest();
+		cleanup(logPath);
+		setLoggerOverride({ level: "warn", file: logPath });
+		logInfo("info-only");
+		logWarn("warn-only");
+		const content = fs.readFileSync(logPath, "utf-8");
+		expect(content).not.toContain("info-only");
+		expect(content).toContain("warn-only");
+		cleanup(logPath);
+	});
 });
+
+function pathForTest() {
+	return path.join(os.tmpdir(), `warelay-log-${crypto.randomUUID()}.log`);
+}
+
+function cleanup(file: string) {
+	try {
+		fs.rmSync(file, { force: true });
+	} catch {
+		// ignore
+	}
+}