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#!/usr/bin/env node
/**
* Counts the number of frontend test files and compares them against the number of application files.
*
* Example output:
*
* Source files: 1551
* Test files: 716
* Coverage: 46.16%
*/
const fs = require('fs');
const path = require('path');
const sourceDirectories = ['app/assets/javascripts'];
const testDirectories = ['spec/javascripts', 'spec/frontend'];
if (fs.existsSync('ee')) {
sourceDirectories.forEach(dir => {
sourceDirectories.push(`ee/${dir}`);
});
testDirectories.forEach(dir => {
testDirectories.push(`ee/${dir}`);
});
}
let numSourceFiles = 0;
let numTestFiles = 0;
const isVerbose = process.argv.some(arg => arg === '-v');
const countSourceFiles = path =>
forEachFileIn(path, fileName => {
if (fileName.endsWith('.vue') || fileName.endsWith('.js')) {
if (isVerbose) {
console.log(`source file: ${fileName}`);
}
numSourceFiles += 1;
}
});
const countTestFiles = path =>
forEachFileIn(path, fileName => {
if (fileName.endsWith('_spec.js')) {
if (isVerbose) {
console.log(`test file: ${fileName}`);
}
numTestFiles += 1;
}
});
function forEachFileIn(dirPath, callback) {
fs.readdir(dirPath, (err, files) => {
if (err) {
console.error(err);
}
if (!files) {
return;
}
files.forEach(fileName => {
const absolutePath = path.join(dirPath, fileName);
const stats = fs.statSync(absolutePath);
if (stats.isFile()) {
callback(absolutePath);
} else if (stats.isDirectory()) {
forEachFileIn(absolutePath, callback);
}
});
});
}
console.log(`Source directories: ${sourceDirectories.join(', ')}`);
console.log(`Test directories: ${testDirectories.join(', ')}`);
sourceDirectories.forEach(countSourceFiles);
testDirectories.forEach(countTestFiles);
process.on('exit', () => {
console.log(`Source files: ${numSourceFiles}`);
console.log(`Test files: ${numTestFiles}`);
console.log(`Coverage: ${((100 * numTestFiles) / numSourceFiles).toFixed(2)}%`);
});
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