Class MockVaultFileSystem

tests/__mocks__/obsidian.ts:40–203

// Global mock file system state
class MockVaultFileSystem {
  private files = new Map<string, MockFile>();
  private folders = new Map<string, MockFolder>();
  private emitter = new EventEmitter();

  constructor() {
    // Initialize with root folder
    this.folders.set('', {
      path: '',
      name: '',
      children: new Map(),
    });
  }

  // File operations
  create(path: string, content: string): MockFile {
    const normalizedPath = this.normalizePath(path);

    if (this.files.has(normalizedPath)) {
      throw new Error(`File already exists: ${normalizedPath}`);
    }

    this.ensureFolderExists(this.getParentPath(normalizedPath));

    const file: MockFile = {
      path: normalizedPath,
      name: this.getFileName(normalizedPath),
      basename: this.getBaseName(normalizedPath),
      extension: this.getExtension(normalizedPath),
      content,
      stat: {
        ctime: Date.now(),
        mtime: Date.now(),
        size: content.length,
      },
    };

    this.files.set(normalizedPath, file);
    this.emitter.emit('create', file);
    return file;
  }

  modify(file: MockFile, content: string): void {
    file.content = content;
    file.stat.mtime = Date.now();
    file.stat.size = content.length;
    this.emitter.emit('modify', file);
  }

  delete(path: string): void {
    const normalizedPath = this.normalizePath(path);
    const file = this.files.get(normalizedPath);
    if (file) {
      this.files.delete(normalizedPath);
      this.emitter.emit('delete', file);
    }
  }