65 lines
2.8 KiB
JavaScript
65 lines
2.8 KiB
JavaScript
const test = require('node:test')
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const assert = require('node:assert/strict')
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const fs = require('node:fs')
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const path = require('node:path')
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const Module = require('node:module')
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const crypto = require('node:crypto')
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const ts = require('typescript')
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const filename = path.resolve(__dirname, '../src/utils/zodiac.ts')
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const loaded = new Module(filename, module)
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loaded.filename = filename
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loaded.paths = Module._nodeModulePaths(path.dirname(filename))
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loaded._compile(ts.transpileModule(fs.readFileSync(filename, 'utf8'), {
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compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2017 }
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}).outputText, filename)
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const { calculateZodiac, zodiacNames } = loaded.exports
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test('春节前一天与正月初一换生肖，不按1月1日或立春换年', () => {
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for (const [before, after, previous, next] of [
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['2023-01-21', '2023-01-22', '虎', '兔'],
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['2024-02-09', '2024-02-10', '兔', '龙'],
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['2025-01-28', '2025-01-29', '龙', '蛇'],
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['2026-02-16', '2026-02-17', '蛇', '马']
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]) {
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assert.equal(calculateZodiac(before), previous)
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assert.equal(calculateZodiac(after), next)
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}
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assert.equal(calculateZodiac('2024-01-01'), '兔')
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assert.equal(calculateZodiac('2024-02-05'), '兔') // 立春后，春节前仍属兔。
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})
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test('十二生肖全部覆盖，年份跨越周期仍正确', () => {
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zodiacNames.forEach((name, index) => {
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assert.equal(calculateZodiac(`${2008 + index}-06-15`), name)
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assert.equal(calculateZodiac(`${2020 + index}-06-15`), name)
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})
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})
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test('无效或缺失生日不默认显示某种生肖，闰年有效日期可计算', () => {
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for (const birthday of ['', '2025-02-29', '2024-02-30', '2024-00-10', '2024-13-01', '2024-01-00', '2024-1-1', '1899-12-31', '2101-01-01']) {
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assert.equal(calculateZodiac(birthday), null)
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}
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assert.equal(calculateZodiac('2024-02-29'), '龙')
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})
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test('修改生日跨春节后返回不同生肖，重复计算稳定', () => {
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const first = calculateZodiac('1999-02-15')
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const changed = calculateZodiac('1999-02-16')
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assert.equal(first, '虎')
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assert.equal(changed, '兔')
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assert.equal(calculateZodiac('1999-02-15'), first)
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})
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test('十二个图标均为独立的256像素透明PNG，非重复占位图', () => {
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const files = ['rat', 'ox', 'tiger', 'rabbit', 'dragon', 'snake', 'horse', 'goat', 'monkey', 'rooster', 'dog', 'pig']
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const hashes = files.map((name) => {
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const data = fs.readFileSync(path.resolve(__dirname, `../src/assets/zodiac/${name}.png`))
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assert.equal(data.subarray(1, 4).toString(), 'PNG')
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assert.equal(data.readUInt32BE(16), 256)
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assert.equal(data.readUInt32BE(20), 256)
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assert.equal(data[25], 6) // RGBA，保留透明背景。
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return crypto.createHash('sha256').update(data).digest('hex')
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})
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assert.equal(new Set(hashes).size, 12)
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})
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