test: fix and update tests

package.json

@@ -104,6 +104,7 @@
     "husky": "^7.0.2",
     "jest": "^27.1.0",
     "lint-staged": "^11.1.2",
+    "memfs": "^3.2.3",
     "ts-jest": "^27.0.5",
     "typescript": "^4.4.2"
   },

src/__tests__/file-structure.test.ts

@@ -0,0 +1,32 @@
+import { fs, vol } from 'memfs';
+
+import { getFileStructure } from '../utils/file-structure';
+
+jest.mock('fs');
+jest.mock('fs/promises', () => fs.promises);
+
+describe('test file-structure', () => {
+  beforeEach(() => {
+    vol.reset();
+  });
+
+  test('get structured file array', async () => {
+    vol.fromJSON(
+      {
+        'file1.js': '',
+        'file2.ts': '',
+        'lib/file3.vue': '',
+        'lib/index.js': ''
+      },
+      './src'
+    );
+
+    expect(await getFileStructure('./src', [])).toEqual([
+      { ext: '.js', folder: 'src/', isDir: false, name: 'file1', path: 'src/file1.js' },
+      { ext: '.ts', folder: 'src/', isDir: false, name: 'file2', path: 'src/file2.ts' },
+      { ext: '.vue', folder: 'src/lib/', isDir: false, name: 'file3', path: 'src/lib/file3.vue' },
+      { ext: '.js', folder: 'src/lib/index', isDir: false, name: '_index', path: 'src/lib/index.js' },
+      { isDir: true, name: 'lib', path: 'src/lib' }
+    ]);
+  });
+});

src/__tests__/sidebar.test.ts

@@ -1,4 +1,4 @@
-import vueSidebar from '../helpers/vue-sidebar';
+import vueSidebar from '../utils/vue-sidebar';
 
 describe('test sidebar', () => {
   test('vueSidebar should return valid vue config', () => {

src/__tests__/utils.test.ts

@@ -1,4 +1,4 @@
-import { checkExtension, getExtension, getFilename, asyncForEach } from '../helpers/utils';
+import { checkExtension, getExtension, getFilename, asyncForEach } from '../utils';
 
 describe('test utils', () => {
   test('getExtension should return true', () => {

src/index.ts

@@ -7,9 +7,9 @@ import mkdirp from 'mkdirp';
 import path from 'path';
 
 import { parseFile, parseVueFile } from './parser';
+import { checkExtension, getExtension, getFilename, asyncForEach } from './utils';
 import parseVuepressComment from './utils/comment-parser';
 import { getFileStructure } from './utils/file-structure';
-import { checkExtension, getExtension, getFilename, asyncForEach } from './utils/utils';
 import vueSidebar from './utils/vue-sidebar';
 
 const fileTree: any[] = [];