149 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
			
		
		
	
	
			149 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
| /*
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|  * Copyright 2025 coze-dev Authors
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at
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|  *
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|  *     http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| import fs from 'fs/promises';
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| 
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| import { parse as parseYaml } from 'yaml';
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| import { type Mock } from 'vitest';
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| import { parse } from 'json5';
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| 
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| import {
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|   readFileLineCount,
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|   isFileExists,
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|   isDirExists,
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|   ensureDir,
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|   readYamlFile,
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| } from '../src/index';
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| // eslint-disable-next-line @coze-arch/no-batch-import-or-export
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| import * as fileEnhance from '../src/index';
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| 
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| vi.mock('yaml', () => ({ parse: vi.fn() }));
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| 
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| vi.mock('fs/promises');
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| vi.mock('json5', () => ({
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|   parse: vi.fn(),
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| }));
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| 
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| describe('file-enhance', () => {
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|   afterEach(() => {
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|     vi.clearAllMocks();
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|   });
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| 
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|   it('should return the number of lines in the file by calling `readFileLineCount`', async () => {
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|     // Arrange
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|     const file = 'test-file.txt';
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|     const content = 'Line 1\nLine 2\nLine 3\n';
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| 
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|     (fs.readFile as Mock).mockResolvedValue(content);
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| 
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|     // Act
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|     const result = await readFileLineCount(file);
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| 
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|     // Assert
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|     expect(fs.readFile).toHaveBeenCalledWith(file, 'utf-8');
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|     expect(result).toEqual(4);
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|   });
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| 
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|   it('should return true if the file exists by calling `isFileExists`', async () => {
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|     (fs.stat as Mock).mockResolvedValue({ isFile: () => true });
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| 
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|     const file = 'path/to/your/file.txt';
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|     const result = await isFileExists(file);
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| 
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|     expect(result).toBe(true);
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|     expect(fs.stat).toHaveBeenCalledWith(file);
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|   });
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| 
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|   it('should return false if the file does not exist by calling `isFileExists`', async () => {
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|     (fs.stat as Mock).mockRejectedValue(new Error('File not found'));
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| 
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|     const file = 'path/to/nonexistent/file.txt';
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|     const result = await isFileExists(file);
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| 
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|     expect(result).toBe(false);
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|     expect(fs.stat).toHaveBeenCalledWith(file);
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|   });
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| 
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|   it('should return true if the dir exists by calling `isDirExists`', async () => {
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|     (fs.stat as Mock).mockResolvedValue({ isDirectory: () => true });
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| 
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|     const file = 'path/to/your/dir';
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|     const result = await isDirExists(file);
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| 
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|     expect(result).toBe(true);
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|     expect(fs.stat).toHaveBeenCalledWith(file);
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|   });
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| 
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|   it('should return true if the dir does not exist by calling `isDirExists`', async () => {
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|     (fs.stat as Mock).mockRejectedValue(new Error('Dir not found'));
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| 
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|     const file = 'path/to/nonexistent/dir';
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|     const result = await isDirExists(file);
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| 
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|     expect(result).toBe(false);
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|     expect(fs.stat).toHaveBeenCalledWith(file);
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|   });
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| 
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|   it('should create a dir if it does not exist by calling `ensureDir`', async () => {
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|     vi.spyOn(fileEnhance, 'isDirExists').mockResolvedValue(false);
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|     (fs.mkdir as Mock).mockReturnValue('');
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| 
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|     const file = 'path/to/new/dir';
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|     const result = await ensureDir(file);
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| 
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|     expect(result).toBe(undefined);
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|     expect(fs.mkdir).toHaveBeenCalledWith(file, { recursive: true });
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|   });
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| 
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|   it('should not create a dir if it exists', async () => {
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|     vi.spyOn(fileEnhance, 'isDirExists').mockResolvedValue(true);
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| 
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|     const file = 'path/to/existed/dir';
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|     const result = await ensureDir(file);
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| 
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|     expect(result).toBe(undefined);
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|     expect(fs.mkdir).not.toHaveBeenCalledWith();
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|   });
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| 
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|   it('readJsonFile', async () => {
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|     (parse as Mock).mockReturnValue({});
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|     (fs.readFile as Mock).mockResolvedValueOnce('');
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| 
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|     const file = 'path/json/file';
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|     const result = await fileEnhance.readJsonFile(file);
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| 
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|     expect(fs.readFile).toHaveBeenCalledWith(file, 'utf-8');
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|     expect(result).toStrictEqual({});
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|   });
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| 
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|   it('readYamlFile', async () => {
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|     (parseYaml as Mock).mockReturnValue({});
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|     (fs.readFile as Mock).mockResolvedValueOnce('');
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| 
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|     const file = 'path/json/file';
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|     const result = await readYamlFile(file);
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| 
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|     expect(fs.readFile).toHaveBeenCalledWith(file, 'utf-8');
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|     expect(result).toStrictEqual({});
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|   });
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| 
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|   it('writeJsonFile', async () => {
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|     const file = 'path/to/write';
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|     await fileEnhance.writeJsonFile(file, {});
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|     expect(fs.writeFile).toHaveBeenCalledWith(file, '{}');
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|   });
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| });
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