92 lines
3.8 KiB
JavaScript
92 lines
3.8 KiB
JavaScript
#!/usr/bin/env node
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'use strict';
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const fs = require('fs');
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function parseArgs(argv) {
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const args = { fixture: '', actual: '', field: '', expectedPath: '', actualPath: '', json: false, markdown: false };
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for (let i = 2; i < argv.length; i++) {
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const a = argv[i];
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if (a === '--fixture') args.fixture = argv[++i] || '';
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else if (a === '--actual') args.actual = argv[++i] || '';
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else if (a === '--field') args.field = argv[++i] || '';
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else if (a === '--expected-path') args.expectedPath = argv[++i] || '';
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else if (a === '--actual-path') args.actualPath = argv[++i] || '';
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else if (a === '--json') args.json = true;
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else if (a === '--markdown') args.markdown = true;
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else if (a === '--help' || a === '-h') args.help = true;
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else throw new Error(`未知参数：${a}`);
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}
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if (!args.json && !args.markdown) args.markdown = true;
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return args;
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}
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function usage() {
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return `用法：
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node scripts/compare_fixture.js --fixture sample.fixture.json --actual node-output.json --field sign --markdown
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node scripts/compare_fixture.js --fixture sample.fixture.json --actual node-output.json --expected-path expected.sign --actual-path output.sign --json`;
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}
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function readJson(p, label) {
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if (!p) throw new Error(`必须提供 ${label}`);
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return JSON.parse(fs.readFileSync(p, 'utf8').replace(/^\uFEFF/, ''));
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}
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function getPath(obj, p) {
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if (!p) return undefined;
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let cur = obj;
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for (const part of p.split('.').filter(Boolean)) {
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if (cur == null) return undefined;
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cur = cur[part];
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}
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return cur;
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}
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function firstDefined(values) {
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for (const v of values) if (v !== undefined) return v;
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return undefined;
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}
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function normalize(v) {
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if (v === undefined) return undefined;
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if (typeof v === 'string') return v;
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return JSON.stringify(v);
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}
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function compare(args) {
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const fixture = readJson(args.fixture, '--fixture');
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const actual = readJson(args.actual, '--actual');
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const field = args.field || fixture.param || '';
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const expectedPath = args.expectedPath || (field ? `expected.${field}` : 'expected');
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const actualPath = args.actualPath || '';
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const expected = firstDefined([getPath(fixture, expectedPath), field ? getPath(fixture, `expected.${field}`) : undefined, fixture.expectedValue]);
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const actualValue = actualPath ? getPath(actual, actualPath) : firstDefined([
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field ? getPath(actual, `output.${field}`) : undefined,
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field ? getPath(actual, field) : undefined,
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getPath(actual, 'output'),
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getPath(actual, 'result'),
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]);
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const expectedText = normalize(expected);
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const actualText = normalize(actualValue);
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const pass = expected !== undefined && actualValue !== undefined && expectedText === actualText;
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return { pass, field, expectedPath, actualPath: actualPath || '(自动识别)', expected, actual: actualValue, expectedText, actualText, fixture: args.fixture, actualFile: args.actual };
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}
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function renderMarkdown(result) {
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const lines = ['# fixtures 对比结果', '', `- 结果：${result.pass ? '通过' : '失败'}`, `- 字段：${result.field || '未指定'}`, `- 期望路径：${result.expectedPath}`, `- 实际路径：${result.actualPath}`, `- 浏览器期望值：${result.expectedText === undefined ? '未找到' : result.expectedText}`, `- Node.js 实际值：${result.actualText === undefined ? '未找到' : result.actualText}`];
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return lines.join('\n') + '\n';
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}
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try {
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const args = parseArgs(process.argv);
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if (args.help) { console.log(usage()); process.exit(0); }
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const result = compare(args);
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if (args.json) console.log(JSON.stringify(result, null, 2));
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if (args.markdown) process.stdout.write(renderMarkdown(result));
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if (!result.pass) process.exit(2);
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} catch (err) {
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console.error(err.message || String(err));
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console.error(usage());
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process.exit(1);
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}
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