enhance: OTel設定時、JSONログにtrace_id, span_id, trace_flagがつくように (#17748)

* enhance: OTel設定時、JSONログにtrace_id, span_id, trace_flagがつくように

* fix

packages/backend/test/unit/queue/queue-job-runner.ts

@@ -0,0 +1,56 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { describe, expect, test, vi } from 'vitest';
+import { runQueueJobWithTraceContext } from '@/queue/queue-job-runner.js';
+import { TelemetryService } from '@/core/telemetry/TelemetryService.js';
+
+describe('runQueueJobWithTraceContext', () => {
+	test('returns the processor result without invoking the error handler', async () => {
+		let spanActive = false;
+		const startSpanWithTraceContext = vi.fn(<T>(_name: string, _jobData: object, fn: () => T): T => {
+			spanActive = true;
+			const result = fn();
+			if (result instanceof Promise) return result.finally(() => { spanActive = false; }) as T;
+			spanActive = false;
+			return result;
+		});
+		const telemetryService = {
+			startSpanWithTraceContext,
+		} as unknown as TelemetryService;
+		const onError = vi.fn();
+
+		await expect(runQueueJobWithTraceContext(telemetryService, 'Queue: test', {}, () => 'ok', onError)).resolves.toBe('ok');
+
+		expect(onError).not.toHaveBeenCalled();
+		expect(spanActive).toBe(false);
+	});
+
+	test('handles failures while the processor span is active and rethrows the original error', async () => {
+		let spanActive = false;
+		const startSpanWithTraceContext = vi.fn(<T>(_name: string, _jobData: object, fn: () => T): T => {
+			spanActive = true;
+			const result = fn();
+			if (result instanceof Promise) return result.finally(() => { spanActive = false; }) as T;
+			spanActive = false;
+			return result;
+		});
+		const telemetryService = {
+			startSpanWithTraceContext,
+		} as unknown as TelemetryService;
+		const onError = vi.fn((error: Error) => {
+			expect(spanActive).toBe(true);
+			expect(error).toBeInstanceOf(Error);
+		});
+		const originalError = new Error('failed');
+
+		await expect(runQueueJobWithTraceContext(telemetryService, 'Queue: test', {}, async () => {
+			throw originalError;
+		}, onError)).rejects.toBe(originalError);
+
+		expect(onError).toHaveBeenCalledOnce();
+		expect(spanActive).toBe(false);
+	});
+});