angular-cn/aio/tools/prerender/create-specs.js

90 lines
2.8 KiB
JavaScript

'use strict';
// Imports
const fs = require('fs');
const path = require('path');
const sh = require('shelljs');
const { BASE_URL, BROWSER_INSTANCES, INPUT_DIR, PORT, TMP_OUTPUT_DIR, TMP_SPECS_DIR } = require('./constants');
sh.config.fatal = true;
// Helpers
const chunkArray = (items, numChunks) => {
numChunks = Math.min(numChunks, items.length);
const itemsPerChunk = Math.ceil(items.length / numChunks);
const chunks = new Array(numChunks);
console.log(`Chunking ${items.length} items into ${numChunks} chunks.`);
for (let i = 0; i < numChunks; i++) {
chunks[i] = items.slice(i * itemsPerChunk, (i + 1) * itemsPerChunk);
}
return chunks;
};
const getAllFiles = rootDir => fs.readdirSync(rootDir).reduce((files, file) => {
const absolutePath = path.join(rootDir, file);
const isFile = fs.lstatSync(absolutePath).isFile();
return files.concat(isFile ? absolutePath : getAllFiles(absolutePath));
}, []);
const getAllUrls = rootDir => getAllFiles(rootDir).
filter(absolutePath => path.extname(absolutePath) === '.json').
map(absolutePath => absolutePath.slice(0, -5)).
map(absolutePath => path.relative(INPUT_DIR, absolutePath)).
map(relativePath => `${BASE_URL}/${relativePath}`);
const getTestForChunk = (chunk, idx) => `
'use strict';
const fs = require('fs');
const path = require('path');
const protractor = require('protractor');
const sh = require('shelljs');
const url = require('url');
const browser = protractor.browser;
sh.config.fatal = true;
describe('chunk ${idx}', () => ${JSON.stringify(chunk)}.forEach(urlToPage => {
const parsedUrl = url.parse(urlToPage);
it(\`should render \${parsedUrl.path}\`, done => {
browser.get(urlToPage);
browser.getPageSource()
.then(source => {
if (/document not found/i.test(source) && !/file-not-found/i.test(urlToPage)) {
return Promise.reject(\`404 for \${urlToPage}\`);
}
const relativeFilePath = parsedUrl.path.replace(/\\/$/, '/index').replace(/^\\//, '') + '.html';
const absoluteFilePath = path.resolve('${TMP_OUTPUT_DIR}', relativeFilePath);
const absoluteDirPath = path.dirname(absoluteFilePath);
console.log(\`Writing to \${absoluteFilePath}...\`);
sh.mkdir('-p', absoluteDirPath);
fs.writeFileSync(absoluteFilePath, source);
})
.then(done, done.fail);
});
}));
`;
// Run
const docsUrls = getAllUrls(INPUT_DIR);
const chunked = chunkArray(docsUrls, BROWSER_INSTANCES);
sh.rm('-rf', TMP_OUTPUT_DIR);
sh.rm('-rf', TMP_SPECS_DIR);
sh.mkdir('-p', TMP_SPECS_DIR);
chunked.forEach((chunk, idx) => {
const outputFile = path.join(TMP_SPECS_DIR, `chunk${idx}.spec.js`);
const testContent = getTestForChunk(chunk, idx);
fs.writeFileSync(outputFile, testContent);
});