import { mkdtemp, mkdir, readFile, rm, stat, writeFile } from 'node:fs/promises'; import { tmpdir } from 'node:os'; import { dirname, join } from 'node:path'; import { afterEach, describe, expect, it } from 'vitest'; import { buildContent } from '../build-resource'; const tempDirs: string[] = []; /** 创建独立的临时 fixture 根目录，并登记以便用例结束后统一清理 */ async function createRoot() { const root = await mkdtemp(join(tmpdir(), 'mota-content-filter-')); tempDirs.push(root); return root; } /** 在 fixture 的源目录下写入文件，必要时创建父目录 */ async function writeSource( root: string, name: string, content: string | Buffer ) { const file = join(root, 'src', name); await mkdir(dirname(file), { recursive: true }); await writeFile(file, content); return file; } /** 以空字符集执行一次 content 构建 */ function buildFixture(root: string) { return buildContent({ sourceDir: join(root, 'src'), outputDir: join(root, 'out'), chars: '' }); } /** 读取输出目录中的文本文件 */ function readOutput(root: string, name: string) { return readFile(join(root, 'out', name), 'utf-8'); } /** 判断输出目录中是否存在指定文件 */ async function outputExists(root: string, name: string) { try { await stat(join(root, 'out', name)); return true; } catch { return false; } } afterEach(async () => { const dirs = tempDirs.splice(0); await Promise.all( dirs.map(dir => rm(dir, { recursive: true, force: true })) ); }); describe('buildContent', () => { // 根目录的 jsonc 必须去掉整行注释并压成纯 JSON，后缀保持不变 it('minifies a root jsonc file', async () => { const root = await createRoot(); await writeSource( root, 'core.jsonc', '// Type: IGameCore\n// --- SYSTEM PREFIX END --- //\n{ "floorId": "MT0" }\n' ); const stats = await buildFixture(root); const output = await readOutput(root, 'core.jsonc'); expect(JSON.parse(output)).toEqual({ floorId: 'MT0' }); expect(output).not.toContain('//'); expect(stats.jsonc).toBe(1); }); // 根目录即使出现 .list.jsonc 也必须全量输出，根调用显式跳过清单过滤 it('keeps every root file even when a root list exists', async () => { const root = await createRoot(); await writeSource(root, '.list.jsonc', '["core"]\n'); await writeSource(root, 'core.jsonc', '{ "value": 1 }\n'); await writeSource(root, 'other.jsonc', '{ "value": 2 }\n'); await buildFixture(root); expect(await outputExists(root, 'core.jsonc')).toBe(true); expect(await outputExists(root, 'other.jsonc')).toBe(true); expect(await outputExists(root, '.list.jsonc')).toBe(true); }); // defaults 目录即使存在 .list.jsonc 也必须全量输出并压缩 it('keeps every defaults file even when a defaults list exists', async () => { const root = await createRoot(); await writeSource(root, 'defaults/.list.jsonc', '["env"]\n'); await writeSource( root, 'defaults/env.jsonc', '// Type: env\n{ "value": 1 }\n' ); await writeSource(root, 'defaults/other.jsonc', '{ "value": 2 }\n'); await buildFixture(root); expect(await outputExists(root, 'defaults/env.jsonc')).toBe(true); expect(await outputExists(root, 'defaults/other.jsonc')).toBe(true); expect(await outputExists(root, 'defaults/.list.jsonc')).toBe(true); expect(await readOutput(root, 'defaults/other.jsonc')).not.toContain( '//' ); expect( JSON.parse(await readOutput(root, 'defaults/.list.jsonc')) ).toEqual(['env']); }); // maps 清单带注释时先剥离注释，再按清单保留文件并剔除未引用文件 it('filters a maps directory by its list', async () => { const root = await createRoot(); await writeSource( root, 'maps/.list.jsonc', '// Type: string[], without .jsonc suffix\n// --- SYSTEM PREFIX END --- //\n["keep"]\n' ); await writeSource(root, 'maps/keep.jsonc', '{ "value": "keep" }\n'); await writeSource(root, 'maps/drop.jsonc', '{ "value": "drop" }\n'); await buildFixture(root); expect(await outputExists(root, 'maps/keep.jsonc')).toBe(true); expect(await outputExists(root, 'maps/drop.jsonc')).toBe(false); expect(await outputExists(root, 'maps/.list.jsonc')).toBe(true); const list = await readOutput(root, 'maps/.list.jsonc'); expect(list).not.toContain('//'); expect(JSON.parse(list)).toEqual(['keep']); }); // texture 清单是对象形态且使用完整文件名，命中文件按字节原样拷贝 it('filters a texture directory by object list and full file name', async () => { const root = await createRoot(); await writeSource( root, 'texture/.list.jsonc', '{"textures":[{"type":"grid","source":"a.png"}]}\n' ); const bytes = Buffer.from([0x89, 0x50, 0x4e, 0x47, 0x01, 0x02]); await writeSource(root, 'texture/a.png', bytes); await writeSource(root, 'texture/b.png', Buffer.from([0x03])); await buildFixture(root); expect(await outputExists(root, 'texture/a.png')).toBe(true); expect(await outputExists(root, 'texture/b.png')).toBe(false); const output = await readFile(join(root, 'out', 'texture', 'a.png')); expect(Buffer.compare(output, bytes)).toBe(0); }); // font 清单按完整文件名保留，未引用文件被剔除 it('filters a font directory by its list', async () => { const root = await createRoot(); await writeSource(root, 'font/.list.jsonc', '["ok.fake"]\n'); await writeSource(root, 'font/ok.fake', 'ok'); await writeSource(root, 'font/skip.fake', 'skip'); await buildFixture(root); expect(await outputExists(root, 'font/ok.fake')).toBe(true); expect(await outputExists(root, 'font/skip.fake')).toBe(false); }); // 没有清单的非 defaults 子文件夹必须全量输出 it('keeps every file in a sub directory without a list', async () => { const root = await createRoot(); await writeSource( root, 'extra/free.jsonc', '// Type: free\n{ "value": 1 }\n' ); await writeSource(root, 'extra/free.txt', 'free'); await buildFixture(root); expect(await outputExists(root, 'extra/free.txt')).toBe(true); expect(await readOutput(root, 'extra/free.jsonc')).not.toContain('//'); }); // 根目录的非 jsonc 文件按原样拷贝 it('copies a root non-jsonc file verbatim', async () => { const root = await createRoot(); const source = 'export const item = 1;\n'; await writeSource(root, 'item.ts', source); await buildFixture(root); expect(await readOutput(root, 'item.ts')).toBe(source); }); // 统计结果必须与实际输出文件数一致 it('reports stats matching the emitted files', async () => { const root = await createRoot(); await writeSource(root, 'core.jsonc', '{ "value": 1 }\n'); await writeSource(root, 'maps/.list.jsonc', '["keep"]\n'); await writeSource(root, 'maps/keep.jsonc', '{ "value": 2 }\n'); await writeSource(root, 'maps/drop.jsonc', '{ "value": 3 }\n'); const stats = await buildFixture(root); expect(stats.files).toBe(3); expect(stats.jsonc).toBe(3); expect(stats.fonts).toBe(0); }); });