Files
ToolBox/tests/unit/useLineNumberEditor.test.js
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renjue 11e1b3ca3b
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初始化 ToolBox 开发者工具箱。
包含 JSON 格式化、文本/JSON 对比、编解码、变量名转换、二维码、时间戳与颜色转换等工具;修复编辑器行号同步;补充 Vitest 单元测试、Docker 部署与 Gitea CI;完善开源文档;支持通过环境变量配置站点标题、备案号及第三方集成。

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-24 15:11:05 +08:00

20 lines
587 B
JavaScript

import { describe, it, expect } from 'vitest'
import { countLines } from '../../src/composables/useLineNumberEditor.js'
describe('useLineNumberEditor.countLines', () => {
it('returns 1 for empty or whitespace-only text', () => {
expect(countLines('')).toBe(1)
expect(countLines(null)).toBe(1)
expect(countLines(undefined)).toBe(1)
})
it('counts single line without trailing newline', () => {
expect(countLines('hello')).toBe(1)
})
it('counts multiple lines', () => {
expect(countLines('a\nb\nc')).toBe(3)
expect(countLines('a\nb\n')).toBe(3)
})
})