wehub-resource-sync
83 lines
2.7 KiB
TypeScript
83 lines
2.7 KiB
TypeScript
/**
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* Watch Policy Tests
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*
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* Covers the decision of whether the live file watcher runs, including the
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* WSL2 /mnt auto-detect and the env-var escape hatches (issue #199), plus
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* that FileWatcher.start() honors the decision.
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*/
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import { describe, it, expect, afterEach, vi } from 'vitest';
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import * as fs from 'fs';
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import * as path from 'path';
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import * as os from 'os';
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import { watchDisabledReason } from '../src/sync/watch-policy';
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import { FileWatcher } from '../src/sync/watcher';
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describe('watchDisabledReason', () => {
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it('returns a reason when CODEGRAPH_NO_WATCH=1', () => {
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const reason = watchDisabledReason('/home/me/project', {
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env: { CODEGRAPH_NO_WATCH: '1' },
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isWsl: false,
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});
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expect(reason).toBeTruthy();
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expect(reason).toMatch(/CODEGRAPH_NO_WATCH/);
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});
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it('auto-disables on a WSL2 /mnt drive', () => {
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const reason = watchDisabledReason('/mnt/d/code/project', { env: {}, isWsl: true });
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expect(reason).toBeTruthy();
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expect(reason).toMatch(/mnt/);
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});
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it('does NOT disable on a native WSL home path', () => {
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expect(watchDisabledReason('/home/me/project', { env: {}, isWsl: true })).toBeNull();
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});
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it('does NOT disable on /mnt when not running under WSL', () => {
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// A real Linux box may legitimately have a fast /mnt mount.
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expect(watchDisabledReason('/mnt/d/code/project', { env: {}, isWsl: false })).toBeNull();
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});
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it('does NOT treat /mnt/wsl (fast Linux mount) as a Windows drive', () => {
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expect(watchDisabledReason('/mnt/wsl/project', { env: {}, isWsl: true })).toBeNull();
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});
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it('CODEGRAPH_FORCE_WATCH=1 overrides WSL auto-detect', () => {
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const reason = watchDisabledReason('/mnt/d/code/project', {
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env: { CODEGRAPH_FORCE_WATCH: '1' },
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isWsl: true,
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});
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expect(reason).toBeNull();
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});
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it('CODEGRAPH_NO_WATCH wins over CODEGRAPH_FORCE_WATCH', () => {
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const reason = watchDisabledReason('/home/me/project', {
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env: { CODEGRAPH_NO_WATCH: '1', CODEGRAPH_FORCE_WATCH: '1' },
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isWsl: false,
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});
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expect(reason).toBeTruthy();
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});
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});
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describe('FileWatcher honors the watch policy', () => {
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let testDir: string;
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afterEach(() => {
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delete process.env.CODEGRAPH_NO_WATCH;
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if (testDir && fs.existsSync(testDir)) {
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fs.rmSync(testDir, { recursive: true, force: true });
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}
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});
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it('does not start when CODEGRAPH_NO_WATCH=1', () => {
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testDir = fs.mkdtempSync(path.join(os.tmpdir(), 'codegraph-nowatch-'));
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process.env.CODEGRAPH_NO_WATCH = '1';
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const syncFn = vi.fn().mockResolvedValue({ filesChanged: 0, durationMs: 0 });
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const watcher = new FileWatcher(testDir, syncFn);
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expect(watcher.start()).toBe(false);
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expect(watcher.isActive()).toBe(false);
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});
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});
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