GitNexus/gitnexus/test/unit/cli-index-help.test.ts

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import { spawnSync } from 'node:child_process';
import fs from 'node:fs';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import { Command, Option } from 'commander';
import * as ts from 'typescript';
import { afterEach, describe, expect, it } from 'vitest';
import { localizeCliHelp } from '../../src/cli/help-i18n.js';
import { setCliLanguage, type SupportedCliLanguage } from '../../src/cli/i18n/index.js';
const testDir = path.dirname(fileURLToPath(import.meta.url));
const repoRoot = path.resolve(testDir, '../..');
const cliEntry = path.join(repoRoot, 'src/cli/index.ts');
function runHelp(command: string, env: NodeJS.ProcessEnv = {}) {
return runHelpArgs([command], env);
}
function runHelpArgs(args: string[], env: NodeJS.ProcessEnv = {}) {
return spawnSync(process.execPath, ['--import', 'tsx', cliEntry, ...args, '--help'], {
cwd: repoRoot,
encoding: 'utf8',
env: { ...process.env, ...env },
});
}
function runRootHelp(env: NodeJS.ProcessEnv = {}) {
return runHelpArgs([], env);
}
const allHelpCommands = [
[],
['setup'],
['analyze'],
['index'],
['serve'],
['mcp'],
['list'],
['status'],
['doctor'],
['clean'],
['remove'],
['wiki'],
['augment'],
['publish'],
['query'],
['context'],
['impact'],
['cypher'],
['detect-changes'],
['eval-server'],
['group'],
['group', 'create'],
['group', 'add'],
['group', 'remove'],
['group', 'list'],
['group', 'status'],
['group', 'sync'],
['group', 'impact'],
['group', 'query'],
['group', 'contracts'],
];
function staticStringValue(node: ts.Node | undefined): string | undefined {
if (!node) return undefined;
if (ts.isStringLiteralLike(node) || ts.isNoSubstitutionTemplateLiteral(node)) return node.text;
if (ts.isBinaryExpression(node) && node.operatorToken.kind === ts.SyntaxKind.PlusToken) {
const left = staticStringValue(node.left);
const right = staticStringValue(node.right);
if (left !== undefined && right !== undefined) return `${left}${right}`;
}
return undefined;
}
function extractRegisteredHelpDescriptions(): string[] {
const descriptions = new Set<string>();
const sourceFiles = ['src/cli/index.ts', 'src/cli/group.ts'];
for (const relativePath of sourceFiles) {
const filePath = path.join(repoRoot, relativePath);
const source = fs.readFileSync(filePath, 'utf8');
const sourceFile = ts.createSourceFile(filePath, source, ts.ScriptTarget.Latest, true);
function visit(node: ts.Node): void {
if (ts.isCallExpression(node) && ts.isPropertyAccessExpression(node.expression)) {
const method = node.expression.name.text;
const description =
method === 'description'
? staticStringValue(node.arguments[0])
: method === 'option' || method === 'requiredOption'
? staticStringValue(node.arguments[1])
: undefined;
if (description && /[A-Za-z]/.test(description)) {
descriptions.add(description.replace(/\s+/g, ' ').trim());
}
}
ts.forEachChild(node, visit);
}
visit(sourceFile);
}
return [...descriptions].filter((description) => description.length > 0).sort();
}
function metadataHelp(language: SupportedCliLanguage) {
setCliLanguage(language);
const command = new Command('probe');
command.addOption(new Option('--mode <mode>', 'Mode').choices(['fast', 'safe']));
command.addOption(new Option('--limit <n>', 'Limit').default('5'));
command.addOption(new Option('--level [name]', 'Level').preset('auto'));
command.addOption(new Option('--token <token>', 'Token').env('GITNEXUS_TOKEN'));
localizeCliHelp(command);
return command.helpInformation();
}
describe('CLI help surface', () => {
afterEach(() => setCliLanguage(null));
it('root help localizes commander headings, options, and command descriptions', () => {
const result = runRootHelp({ GITNEXUS_LANG: 'zh-CN' } as NodeJS.ProcessEnv);
expect(result.status).toBe(0);
expect(result.stdout).toContain('用法: gitnexus [options] [command]');
expect(result.stdout).toContain('GitNexus 本地 CLI 和 MCP 服务器');
expect(result.stdout).toContain('选项:');
expect(result.stdout).toContain('-V, --version 输出版本号');
expect(result.stdout).toContain('-h, --help 显示命令帮助');
expect(result.stdout).toContain('命令:');
expect(result.stdout).toContain('setup');
expect(result.stdout).toContain('一次性设置:为 Cursor、Claude Code、OpenCode、Codex 配置 MCP');
expect(result.stdout).toContain('detect-changes|detect_changes [options]');
expect(result.stdout).toContain('将 git diff hunk 映射到已索引符号和受影响执行流程');
expect(result.stdout).not.toContain('GitNexus local CLI and MCP server');
expect(result.stdout).not.toContain('display help for command');
});
it('command help localizes option descriptions and help suffix text', () => {
const result = runHelp('query', { GITNEXUS_LANG: 'zh-CN' } as NodeJS.ProcessEnv);
expect(result.status).toBe(0);
expect(result.stdout).toContain('用法: gitnexus query [options] <search_query>');
expect(result.stdout).toContain('搜索知识图谱中与概念相关的执行流程');
expect(result.stdout).toContain('-r, --repo <name> 目标仓库(仅有一个已索引仓库时可省略)');
expect(result.stdout).toContain('-l, --limit <n> 最多返回的流程数默认5');
expect(result.stdout).toContain('-h, --help 显示命令帮助');
expect(result.stdout).not.toContain('Target repository (omit if only one indexed)');
});
it('localizes every registered CLI command and option description in zh-CN help', () => {
const zhHelpOutput = allHelpCommands
.map((args) => {
const result = runHelpArgs(args, { GITNEXUS_LANG: 'zh-CN' } as NodeJS.ProcessEnv);
expect(result.status, `gitnexus ${args.join(' ')} --help`).toBe(0);
return result.stdout;
})
.join('\n');
const untranslated = extractRegisteredHelpDescriptions().filter((description) =>
zhHelpOutput.includes(description),
);
expect(untranslated).toEqual([]);
});
it('analyze help localizes custom environment variable help text', () => {
const result = runHelp('analyze', { GITNEXUS_LANG: 'zh-CN' } as NodeJS.ProcessEnv);
expect(result.status).toBe(0);
expect(result.stdout).toContain('环境变量:');
expect(result.stdout).toContain('当参数和对应环境变量同时提供时,参数优先。');
expect(result.stdout).toContain('提示:`.gitnexusignore` 支持 `.gitignore` 风格的取反。');
expect(result.stdout).not.toContain('Environment variables:');
expect(result.stdout).not.toContain('Flags override the corresponding env vars');
});
it('query help keeps advanced search options without importing analyze deps', () => {
const result = runHelp('query');
expect(result.status).toBe(0);
expect(result.stdout).toContain('--context <text>');
expect(result.stdout).toContain('--goal <text>');
expect(result.stdout).toContain('--content');
expect(result.stderr).not.toContain('tree-sitter-kotlin');
});
it('context help keeps optional name and disambiguation flags', () => {
const result = runHelp('context');
expect(result.status).toBe(0);
expect(result.stdout).toContain('context [options] [name]');
expect(result.stdout).toContain('--uid <uid>');
expect(result.stdout).toContain('--file <path>');
});
it('impact help keeps repo and include-tests flags', () => {
const result = runHelp('impact');
expect(result.status).toBe(0);
expect(result.stdout).toContain('--depth <n>');
expect(result.stdout).toContain('--include-tests');
expect(result.stdout).toContain('--repo <name>');
});
it('detect-changes help exposes compare scope and base-ref flags', () => {
const result = runHelp('detect-changes');
expect(result.status).toBe(0);
expect(result.stdout).toContain('gitnexus detect-changes|detect_changes [options]');
expect(result.stdout).toContain('--scope <scope>');
expect(result.stdout).toContain('--base-ref <ref>');
expect(result.stdout).toContain('--repo <name>');
});
it('wiki help shows provider, review, and verbose flags', () => {
const result = runHelp('wiki');
expect(result.status).toBe(0);
expect(result.stdout).toContain('--provider <provider>');
expect(result.stdout).toContain('--review');
expect(result.stdout).toContain('-v, --verbose');
expect(result.stdout).toContain('--model <model>');
expect(result.stdout).toContain('--gist');
});
it('publish help names the registry, the token env var, and the opt-out behaviour', () => {
const result = runHelp('publish');
expect(result.status).toBe(0);
expect(result.stdout).toContain('--id <owner/repo>');
expect(result.stdout).toContain('--skip-git');
// Discoverability contract: a contributor scanning `--help` must see
// (a) which registry this dispatches to, and (b) the env var that
// gates the opt-in. Both are part of the no-token contract.
expect(result.stdout).toContain('understand-quickly');
expect(result.stdout).toContain('UNDERSTAND_QUICKLY_TOKEN');
});
it('analyze help includes the FTS repair option', () => {
const result = runHelp('analyze');
expect(result.status).toBe(0);
expect(result.stdout).toContain('--repair-fts');
});
it('localizes commander-generated option metadata labels', () => {
const english = metadataHelp('en');
const chinese = metadataHelp('zh-CN');
expect(english).toContain('choices: "fast", "safe"');
expect(english).toContain('default: "5"');
expect(english).toContain('preset: "auto"');
expect(english).toContain('env: GITNEXUS_TOKEN');
expect(chinese).toContain('可选值: "fast", "safe"');
expect(chinese).toContain('默认: "5"');
expect(chinese).toContain('预设: "auto"');
expect(chinese).toContain('环境变量: GITNEXUS_TOKEN');
});
});