5b0c7d13fc
- Backend: ProjectFileService with file CRUD, search, git status, file watcher - IPC: 12 editor channels with security validation and path containment - Store: editorSlice with multi-tab management, draft persistence, conflict detection - UI: CodeMirror 6 editor, file tree with DnD, search-in-files, context menus - Move: fs.rename with EXDEV fallback, full path remapping across all caches - Tests: comprehensive coverage for services, IPC handlers, store, and utilities
95 lines
2.8 KiB
TypeScript
95 lines
2.8 KiB
TypeScript
/**
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* Tests for conflictDetection — mtime comparison, deleted files, tolerance.
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*/
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import { describe, expect, it, vi } from 'vitest';
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vi.mock('fs/promises', () => ({
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stat: vi.fn(),
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}));
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import * as fs from 'fs/promises';
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import { checkFileConflict } from '../../../../src/main/services/editor/conflictDetection';
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// =============================================================================
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// Helpers
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// =============================================================================
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function mockStat(mtimeMs: number): void {
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vi.mocked(fs.stat).mockResolvedValue({ mtimeMs } as Awaited<ReturnType<typeof fs.stat>>);
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}
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function mockStatError(code: string): void {
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const err = new Error(`${code}: no such file`) as NodeJS.ErrnoException;
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err.code = code;
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vi.mocked(fs.stat).mockRejectedValue(err);
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}
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// =============================================================================
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// Tests
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// =============================================================================
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describe('checkFileConflict', () => {
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it('returns no conflict when mtime matches exactly', async () => {
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mockStat(1000);
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const result = await checkFileConflict('/test/file.ts', 1000);
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expect(result.hasConflict).toBe(false);
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expect(result.currentMtimeMs).toBe(1000);
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expect(result.deleted).toBe(false);
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});
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it('returns no conflict within 1ms tolerance', async () => {
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mockStat(1000.5);
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const result = await checkFileConflict('/test/file.ts', 1000);
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expect(result.hasConflict).toBe(false);
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});
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it('detects conflict when mtime differs by more than 1ms', async () => {
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mockStat(2000);
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const result = await checkFileConflict('/test/file.ts', 1000);
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expect(result.hasConflict).toBe(true);
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expect(result.currentMtimeMs).toBe(2000);
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expect(result.deleted).toBe(false);
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});
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it('detects deleted file (ENOENT)', async () => {
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mockStatError('ENOENT');
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const result = await checkFileConflict('/test/file.ts', 1000);
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expect(result.hasConflict).toBe(true);
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expect(result.currentMtimeMs).toBe(0);
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expect(result.deleted).toBe(true);
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});
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it('re-throws non-ENOENT errors', async () => {
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mockStatError('EPERM');
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await expect(checkFileConflict('/test/file.ts', 1000)).rejects.toThrow('EPERM');
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});
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it('handles mtime slightly earlier than baseline (e.g. clock drift)', async () => {
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mockStat(999);
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const result = await checkFileConflict('/test/file.ts', 1000);
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// |999 - 1000| = 1, which is <= 1ms tolerance
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expect(result.hasConflict).toBe(false);
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});
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it('detects conflict for mtime 2ms earlier than baseline', async () => {
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mockStat(998);
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const result = await checkFileConflict('/test/file.ts', 1000);
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// |998 - 1000| = 2, which is > 1ms tolerance
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expect(result.hasConflict).toBe(true);
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});
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});
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