nodejs/test/doctool/test-make-doc.js

64 lines
2.0 KiB
JavaScript

'use strict';
const common = require('../common');
if (common.isWindows) {
common.skip('`make doc` does not run on Windows');
}
// This tests that `make doc` generates the documentation properly.
// Note that for this test to pass, `make doc` must be run first.
const assert = require('assert');
const fs = require('fs');
const path = require('path');
const apiPath = path.resolve(__dirname, '..', '..', 'out', 'doc', 'api');
const mdPath = path.resolve(__dirname, '..', '..', 'doc', 'api');
const allMD = fs.readdirSync(mdPath);
const allDocs = fs.readdirSync(apiPath);
assert.ok(allDocs.includes('index.html'));
const actualDocs = allDocs.filter(
(name) => {
const extension = path.extname(name);
return extension === '.html' || extension === '.json';
}
);
for (const name of actualDocs) {
if (name.startsWith('all.')) continue;
assert.ok(
allMD.includes(name.replace(/\.\w+$/, '.md')),
`Unexpected output: out/doc/api/${name}, remove and rerun.`
);
}
const toc = fs.readFileSync(path.resolve(apiPath, 'index.html'), 'utf8');
const re = /href="([^/]+\.html)"/;
const globalRe = new RegExp(re, 'g');
const links = toc.match(globalRe);
assert.notStrictEqual(links, null);
// Filter out duplicate links, leave just filenames, add expected JSON files.
const linkedHtmls = [...new Set(links)].map((link) => link.match(re)[1]);
const expectedJsons = linkedHtmls
.map((name) => name.replace('.html', '.json'));
const expectedDocs = linkedHtmls.concat(expectedJsons);
// Test that all the relative links in the TOC match to the actual documents.
for (const expectedDoc of expectedDocs) {
assert.ok(actualDocs.includes(expectedDoc), `${expectedDoc} does not exist`);
}
// Test that all the actual documents match to the relative links in the TOC
// and that they are not empty files.
for (const actualDoc of actualDocs) {
assert.ok(
expectedDocs.includes(actualDoc), `${actualDoc} does not match TOC`);
assert.ok(
fs.statSync(path.join(apiPath, actualDoc)).size !== 0,
`${actualDoc} is empty`
);
}