565 lines
21 KiB
JavaScript
565 lines
21 KiB
JavaScript
const test = require('node:test');
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const assert = require('node:assert/strict');
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const { EventEmitter } = require('node:events');
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const fs = require('node:fs');
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const os = require('node:os');
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const path = require('node:path');
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const FolderMonitor = require('../lib/folder-monitor');
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function createWatcherHarness() {
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const calls = [];
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const timers = createManualTimers();
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const watch = (folderPath, options) => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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calls.push({ folderPath, options, watcher });
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return watcher;
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};
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return { calls, monitor: new FolderMonitor({ watch, ...timers }) };
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}
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function createManualTimers() {
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const intervals = new Set();
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const timeouts = new Set();
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return {
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setIntervalFn(callback) {
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intervals.add(callback);
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return callback;
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},
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clearIntervalFn(callback) {
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intervals.delete(callback);
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},
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setTimeoutFn(callback) {
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timeouts.add(callback);
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return callback;
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},
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clearTimeoutFn(callback) {
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timeouts.delete(callback);
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},
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async runInterval() {
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for (const callback of [...intervals]) await callback();
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},
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async runTimeouts() {
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for (const callback of [...timeouts]) {
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timeouts.delete(callback);
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await callback();
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}
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}
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};
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}
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function createSilentWatch() {
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return () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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return watcher;
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};
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}
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function createScanHarness({ files = [] } = {}) {
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const events = { newFiles: [], statuses: [] };
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const timers = createManualTimers();
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const stats = new Map(files.map((file) => [file.path, { mtimeMs: file.mtimeMs }]));
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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walkFolder: async () => files.map(({ path: filePath, name, size }) => ({ path: filePath, name, size })),
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access: async () => {},
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stat: async (filePath) => stats.get(filePath),
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now: () => 1234,
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...timers
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});
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monitor.on('new-files', (paths) => events.newFiles.push(paths));
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monitor.on('status', (status) => events.statuses.push(status));
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return { monitor, events, runInterval: timers.runInterval };
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}
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function createDeferredScanHarness() {
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let calls = 0;
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let releaseFirstScan;
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const timers = createManualTimers();
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const firstScan = new Promise((resolve) => { releaseFirstScan = resolve; });
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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access: async () => {},
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stat: async () => ({ mtimeMs: 1 }),
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walkFolder: async () => {
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calls++;
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if (calls === 1) await firstScan;
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return [];
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},
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...timers
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});
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monitor.start({ folderPath: 'C:\\incoming', reconcileIntervalMinutes: 5 });
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return { monitor, releaseFirstScan, scanCalls: () => calls };
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}
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function createReachabilityHarness(initiallyReachable) {
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let reachable = initiallyReachable;
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let calls = 0;
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const statusEvents = [];
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const timers = createManualTimers();
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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access: async () => {
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if (!reachable) throw new Error('unreachable');
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},
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walkFolder: async () => {
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calls++;
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return [];
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},
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('status', (status) => statusEvents.push(status));
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return {
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monitor,
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setReachable(value) { reachable = value; },
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statusEvents,
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scanCalls: () => calls,
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runInterval: timers.runInterval
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};
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}
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test('existing files are included only on the first start of the same watch scope', () => {
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const { calls, monitor } = createWatcherHarness();
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const settings = { folderPath: 'C:\\incoming', includeExisting: true, recursive: false };
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monitor.start(settings);
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monitor.start(settings);
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assert.equal(calls[0].options.ignoreInitial, false);
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assert.equal(calls[1].options.ignoreInitial, true);
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});
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test('existing files remain ignored unless the option is enabled', () => {
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const { calls, monitor } = createWatcherHarness();
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monitor.start({ folderPath: 'C:\\incoming', includeExisting: false, recursive: false });
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monitor.start({ folderPath: 'C:\\incoming', includeExisting: true, recursive: false });
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assert.equal(calls[0].options.ignoreInitial, true);
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assert.equal(calls[1].options.ignoreInitial, false);
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});
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test('a changed folder or filter creates a new initial scope', () => {
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const { calls, monitor } = createWatcherHarness();
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monitor.start({ folderPath: 'C:\\incoming', includeExisting: true, recursive: false, extensions: 'mp4' });
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monitor.start({ folderPath: 'D:\\incoming', includeExisting: true, recursive: false, extensions: 'mp4' });
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monitor.start({ folderPath: 'D:\\incoming', includeExisting: true, recursive: false, extensions: 'mkv' });
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assert.deepEqual(calls.map(call => call.options.ignoreInitial), [false, false, false]);
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});
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test('initial scan completion is exposed so the one-time option can be persisted as consumed', () => {
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const { calls, monitor } = createWatcherHarness();
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let completed = 0;
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monitor.on('initial-scan-complete', () => { completed++; });
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monitor.start({ folderPath: 'C:\\incoming', includeExisting: true, recursive: false });
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calls[0].watcher.emit('ready');
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calls[0].watcher.emit('ready');
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assert.equal(completed, 1);
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});
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test('dry scan returns matching descriptors without emitting new files', async () => {
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const { monitor, events } = createScanHarness({
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files: [
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{ path: 'C:\\incoming\\a.mkv', name: 'a.mkv', size: 10, mtimeMs: 1 },
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{ path: 'C:\\incoming\\b.txt', name: 'b.txt', size: 10, mtimeMs: 2 }
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]
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});
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monitor.start({ folderPath: 'C:\\incoming', extensions: 'mkv', filterMode: 'include', recursive: true, reconcileIntervalMinutes: 5 });
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const result = await monitor.scan({ emitFiles: false, trigger: 'test' });
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assert.deepEqual(result.files, [{ path: 'C:\\incoming\\a.mkv', name: 'a.mkv', size: 10, mtimeMs: 1 }]);
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assert.equal(events.newFiles.length, 0);
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});
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test('overlapping reconcile requests serialize and collapse to one follow-up scan', async () => {
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const { monitor, releaseFirstScan, scanCalls } = createDeferredScanHarness();
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const first = monitor.scan({ emitFiles: true, trigger: 'interval' });
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const second = monitor.scan({ emitFiles: true, trigger: 'reconnect' });
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const third = monitor.scan({ emitFiles: true, trigger: 'manual' });
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releaseFirstScan();
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await Promise.all([first, second, third]);
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assert.equal(scanCalls(), 2);
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});
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test('disconnect preserves configuration and reconnect performs one immediate scan', async () => {
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const { monitor, setReachable, statusEvents, scanCalls, runInterval } = createReachabilityHarness(false);
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monitor.start({ folderPath: 'Z:\\watch', reconcileIntervalMinutes: 5 });
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await runInterval();
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assert.equal(statusEvents.at(-1).reachable, false);
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assert.equal(monitor.status().folderPath, 'Z:\\watch');
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setReachable(true);
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await runInterval();
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assert.equal(statusEvents.at(-1).reachable, true);
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assert.equal(scanCalls(), 1);
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});
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test('reachable reconciliation intervals scan the configured folder', async () => {
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const { monitor, runInterval, scanCalls } = createReachabilityHarness(true);
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monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
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await runInterval();
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await runInterval();
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assert.equal(scanCalls(), 2);
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});
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test('pause stops watcher and reconciliation until explicit resume', async () => {
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const { monitor, runInterval, scanCalls } = createReachabilityHarness(true);
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monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
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await monitor.pause();
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await runInterval();
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assert.equal(scanCalls(), 0);
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assert.equal(monitor.status().paused, true);
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await monitor.resume({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
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assert.equal(scanCalls(), 1);
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assert.equal(monitor.status().paused, false);
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});
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test('stop emits an immutable non-running status snapshot', () => {
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const { monitor } = createWatcherHarness();
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const statuses = [];
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monitor.on('status', (status) => statuses.push(status));
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monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
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const statusCount = statuses.length;
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monitor.stop();
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assert.equal(statuses.length, statusCount + 1);
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assert.equal(statuses.at(-1).running, false);
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assert.equal(Object.isFrozen(statuses.at(-1)), true);
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});
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test('pause invalidates a running scan before it can publish late state or files', async () => {
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let releaseWalk;
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let markWalkStarted;
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const walkPending = new Promise((resolve) => { releaseWalk = resolve; });
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const walkStarted = new Promise((resolve) => { markWalkStarted = resolve; });
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const timers = createManualTimers();
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const statuses = [];
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const newFiles = [];
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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access: async () => {},
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walkFolder: async () => {
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markWalkStarted();
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await walkPending;
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return [{ path: 'C:\\watch\\late.mkv', name: 'late.mkv', size: 1 }];
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},
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('status', (status) => statuses.push(status));
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monitor.on('new-files', (files) => newFiles.push(files));
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monitor.start({ folderPath: 'C:\\watch', extensions: 'mkv', skipDuplicates: true, reconcileIntervalMinutes: 5 });
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const scan = monitor.scan({ emitFiles: true, trigger: 'manual' });
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await walkStarted;
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await monitor.pause();
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const statusCountAfterPause = statuses.length;
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releaseWalk();
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const result = await scan;
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assert.equal(result.cancelled, true);
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assert.equal(statuses.length, statusCountAfterPause);
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assert.deepEqual(newFiles, []);
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assert.equal(monitor.status().scanning, false);
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});
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test('stop cancels a running scan and its pending follow-up', async () => {
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let releaseWalk;
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let markWalkStarted;
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let walkCalls = 0;
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const walkPending = new Promise((resolve) => { releaseWalk = resolve; });
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const walkStarted = new Promise((resolve) => { markWalkStarted = resolve; });
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const timers = createManualTimers();
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const statuses = [];
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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access: async () => {},
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walkFolder: async () => {
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walkCalls++;
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if (walkCalls === 1) {
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markWalkStarted();
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await walkPending;
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}
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return [];
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},
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('status', (status) => statuses.push(status));
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monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
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const first = monitor.scan({ emitFiles: true, trigger: 'interval' });
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await walkStarted;
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const followUp = monitor.scan({ emitFiles: true, trigger: 'manual' });
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monitor.stop();
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const statusCountAfterStop = statuses.length;
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releaseWalk();
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const results = await Promise.all([first, followUp]);
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assert.equal(walkCalls, 1);
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assert.equal(results.every((result) => result.cancelled === true), true);
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assert.equal(statuses.length, statusCountAfterStop);
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});
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test('late watcher add callbacks are ignored after pause', async () => {
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const timers = createManualTimers();
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const watchers = [];
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const newFiles = [];
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const monitor = new FolderMonitor({
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watch: () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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watchers.push(watcher);
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return watcher;
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},
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access: async () => {},
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walkFolder: async () => [],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('new-files', (files) => newFiles.push(files));
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monitor.start({ folderPath: 'C:\\watch', extensions: 'mkv', reconcileIntervalMinutes: 5 });
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await monitor.pause();
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watchers[0].emit('add', 'C:\\watch\\late.mkv');
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await timers.runTimeouts();
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assert.deepEqual(newFiles, []);
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});
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test('resume preserves session duplicate history', async () => {
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const timers = createManualTimers();
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const watchers = [];
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const newFiles = [];
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const monitor = new FolderMonitor({
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watch: () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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watchers.push(watcher);
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return watcher;
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},
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access: async () => {},
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walkFolder: async () => [{ path: 'C:\\watch\\same.mkv', name: 'same.mkv', size: 1 }],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('new-files', (files) => newFiles.push(files));
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const settings = { folderPath: 'C:\\watch', extensions: 'mkv', skipDuplicates: true, reconcileIntervalMinutes: 5 };
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monitor.start(settings);
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watchers[0].emit('add', 'C:\\watch\\same.mkv');
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await timers.runTimeouts();
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await monitor.pause();
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await monitor.resume(settings);
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watchers[1].emit('add', 'C:\\watch\\same.mkv');
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await timers.runTimeouts();
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assert.deepEqual(newFiles, [['C:\\watch\\same.mkv']]);
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assert.equal(monitor.status().seenCount, 1);
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});
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test('watcher add paused before batch timeout is emitted exactly once by resume scan', async () => {
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const timers = createManualTimers();
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const watchers = [];
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const newFiles = [];
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const filePath = 'C:\\watch\\pending.mkv';
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const monitor = new FolderMonitor({
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watch: () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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watchers.push(watcher);
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return watcher;
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},
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access: async () => {},
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walkFolder: async () => [{ path: filePath, name: 'pending.mkv', size: 1 }],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('new-files', (files) => newFiles.push(files));
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const settings = { folderPath: 'C:\\watch', extensions: 'mkv', skipDuplicates: true, reconcileIntervalMinutes: 5 };
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monitor.start(settings);
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watchers[0].emit('add', filePath);
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assert.deepEqual(newFiles, []);
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await monitor.pause();
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assert.deepEqual(newFiles, []);
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await monitor.resume(settings);
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assert.deepEqual(newFiles, [[filePath]]);
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assert.equal(monitor.status().seenCount, 1);
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});
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test('synchronous pause during successful batch emission does not duplicate on resume', async () => {
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const timers = createManualTimers();
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const watchers = [];
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const newFiles = [];
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const filePath = 'C:\\watch\\delivered.mkv';
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let pausePromise;
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const monitor = new FolderMonitor({
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watch: () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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watchers.push(watcher);
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return watcher;
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},
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access: async () => {},
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walkFolder: async () => [{ path: filePath, name: 'delivered.mkv', size: 1 }],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('new-files', (files) => {
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newFiles.push(files);
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pausePromise = monitor.pause();
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});
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const settings = { folderPath: 'C:\\watch', extensions: 'mkv', skipDuplicates: true, reconcileIntervalMinutes: 5 };
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monitor.start(settings);
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watchers[0].emit('add', filePath);
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await timers.runTimeouts();
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await pausePromise;
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assert.deepEqual(newFiles, [[filePath]]);
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await monitor.resume(settings);
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assert.deepEqual(newFiles, [[filePath]]);
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assert.equal(monitor.status().seenCount, 1);
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});
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test('pause rollback never deletes historical seen state from a dedupe-off batch', async () => {
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const timers = createManualTimers();
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const watchers = [];
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const newFiles = [];
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const filePath = 'C:\\watch\\historical.mkv';
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let discoverExisting = false;
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const monitor = new FolderMonitor({
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watch: () => {
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const watcher = new EventEmitter();
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watcher.close = async () => {};
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watchers.push(watcher);
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return watcher;
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},
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access: async () => {},
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walkFolder: async () => discoverExisting ? [{ path: filePath, name: 'historical.mkv', size: 1 }] : [],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('new-files', (files) => newFiles.push(files));
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const dedupeOn = { folderPath: 'C:\\watch', extensions: 'mkv', skipDuplicates: true, reconcileIntervalMinutes: 5 };
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const dedupeOff = { ...dedupeOn, skipDuplicates: false };
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monitor.start(dedupeOn);
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watchers[0].emit('add', filePath);
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await timers.runTimeouts();
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assert.deepEqual(newFiles, [[filePath]]);
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await monitor.pause();
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await monitor.resume(dedupeOff);
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watchers[1].emit('add', filePath);
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assert.deepEqual(newFiles, [[filePath]]);
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await monitor.pause();
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discoverExisting = true;
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await monitor.resume(dedupeOn);
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assert.deepEqual(newFiles, [[filePath]]);
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assert.equal(monitor.status().seenCount, 1);
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});
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test('dry scan leaves the public status byte-identical and does not consume reconnect state', async () => {
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let reachable = false;
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const timers = createManualTimers();
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const statuses = [];
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const monitor = new FolderMonitor({
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watch: createSilentWatch(),
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access: async () => {
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if (!reachable) throw new Error('offline');
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},
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walkFolder: async () => [],
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stat: async () => ({ mtimeMs: 1 }),
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...timers
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});
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monitor.on('status', (status) => statuses.push(status));
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monitor.start({ folderPath: 'Z:\\watch', reconcileIntervalMinutes: 5 });
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await monitor.scan({ emitFiles: true, trigger: 'interval' });
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reachable = true;
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const before = JSON.stringify(monitor.status());
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const statusCount = statuses.length;
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const dry = await monitor.scan({ emitFiles: false, trigger: 'test' });
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assert.equal(dry.reachable, true);
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assert.equal(JSON.stringify(monitor.status()), before);
|
|
assert.equal(statuses.length, statusCount);
|
|
const productive = await monitor.scan({ emitFiles: true, trigger: 'reconnect' });
|
|
assert.equal(productive.reconnected, true);
|
|
});
|
|
|
|
test('walk failure clears scan state, sanitizes the error and preserves one follow-up', async () => {
|
|
let releaseFailure;
|
|
let walkCalls = 0;
|
|
const failurePending = new Promise((resolve) => { releaseFailure = resolve; });
|
|
const timers = createManualTimers();
|
|
const statuses = [];
|
|
const monitor = new FolderMonitor({
|
|
watch: createSilentWatch(),
|
|
access: async () => {},
|
|
walkFolder: async () => {
|
|
walkCalls++;
|
|
if (walkCalls === 1) {
|
|
await failurePending;
|
|
throw new Error('token=secret-value at C:\\private\\file.mkv');
|
|
}
|
|
return [];
|
|
},
|
|
stat: async () => ({ mtimeMs: 1 }),
|
|
...timers
|
|
});
|
|
monitor.on('status', (status) => statuses.push(status));
|
|
monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
|
|
const first = monitor.scan({ emitFiles: true, trigger: 'interval' });
|
|
const second = monitor.scan({ emitFiles: true, trigger: 'reconnect' });
|
|
const third = monitor.scan({ emitFiles: true, trigger: 'manual' });
|
|
releaseFailure();
|
|
await Promise.all([first, second, third]);
|
|
assert.equal(walkCalls, 2);
|
|
assert.equal(statuses.some((status) => status.error === 'Ordnerscan fehlgeschlagen'), true);
|
|
assert.equal(statuses.some((status) => status.error.includes('secret-value') || status.error.includes('C:\\private')), false);
|
|
assert.equal(monitor.status().scanning, false);
|
|
});
|
|
|
|
test('new-files listener failure terminates the productive scan with a sanitized error', async () => {
|
|
const { monitor } = createScanHarness({
|
|
files: [{ path: 'C:\\watch\\a.mkv', name: 'a.mkv', size: 1, mtimeMs: 1 }]
|
|
});
|
|
monitor.on('new-files', () => {
|
|
throw new Error('apiKey=listener-secret');
|
|
});
|
|
monitor.start({ folderPath: 'C:\\watch', extensions: 'mkv', reconcileIntervalMinutes: 5 });
|
|
const result = await monitor.scan({ emitFiles: true, trigger: 'manual' });
|
|
assert.equal(result.error, 'Ordnerscan fehlgeschlagen');
|
|
assert.equal(monitor.status().error, 'Ordnerscan fehlgeschlagen');
|
|
assert.equal(monitor.status().error.includes('listener-secret'), false);
|
|
assert.equal(monitor.status().scanning, false);
|
|
});
|
|
|
|
test('interval callback contains unexpected scan rejection', async () => {
|
|
const timers = createManualTimers();
|
|
const statuses = [];
|
|
const monitor = new FolderMonitor({
|
|
watch: createSilentWatch(),
|
|
access: async () => {},
|
|
walkFolder: async () => [],
|
|
stat: async () => ({ mtimeMs: 1 }),
|
|
...timers
|
|
});
|
|
monitor.on('status', (status) => statuses.push(status));
|
|
monitor.start({ folderPath: 'C:\\watch', reconcileIntervalMinutes: 5 });
|
|
monitor.scan = async () => { throw new Error('token=interval-secret'); };
|
|
await assert.doesNotReject(() => timers.runInterval());
|
|
assert.equal(statuses.at(-1).error, 'Ordnerscan fehlgeschlagen');
|
|
assert.equal(statuses.at(-1).error.includes('interval-secret'), false);
|
|
});
|
|
|
|
test('real temporary folder scan survives disconnect and reconnect', async () => {
|
|
const root = fs.mkdtempSync(path.join(os.tmpdir(), 'mhu-automation-folder-'));
|
|
const detached = `${root}-detached`;
|
|
try {
|
|
fs.mkdirSync(path.join(root, 'nested'));
|
|
fs.writeFileSync(path.join(root, 'a.mkv'), Buffer.from('a'));
|
|
fs.writeFileSync(path.join(root, 'ignored.txt'), Buffer.from('b'));
|
|
fs.writeFileSync(path.join(root, 'nested', 'c.mkv'), Buffer.from('c'));
|
|
const monitor = new FolderMonitor();
|
|
monitor.start({ folderPath: root, recursive: true, extensions: 'mkv', filterMode: 'include', reconcileIntervalMinutes: 5 });
|
|
const first = await monitor.scan({ emitFiles: false, trigger: 'test' });
|
|
assert.deepEqual(first.files.map((file) => file.name).sort(), ['a.mkv', 'c.mkv']);
|
|
assert.equal(first.files.every((file) => Number.isFinite(file.mtimeMs)), true);
|
|
fs.renameSync(root, detached);
|
|
const disconnected = await monitor.scan({ emitFiles: true, trigger: 'interval' });
|
|
assert.equal(disconnected.reachable, false);
|
|
fs.renameSync(detached, root);
|
|
const reconnected = await monitor.scan({ emitFiles: true, trigger: 'interval' });
|
|
assert.equal(reconnected.reachable, true);
|
|
assert.equal(reconnected.reconnected, true);
|
|
await monitor.pause();
|
|
} finally {
|
|
if (fs.existsSync(detached)) fs.renameSync(detached, root);
|
|
fs.rmSync(root, { recursive: true, force: true });
|
|
}
|
|
});
|