e quiet test run

Author: gregorriegler

webapp/jest-quiet-reporter.js

@@ -0,0 +1,59 @@
+class QuietReporter {
+ constructor(globalConfig, options) {
+ this._globalConfig = globalConfig;
+ this._options = options;
+ }
+
+ onRunStart() {
+ }
+
+ onTestFileStart() {
+ // Suppress test file start output
+ }
+
+ onTestSuiteStart() {
+ // Suppress test suite start output
+ }
+
+ onTestStart() {
+ // Suppress individual test start output
+ }
+
+ onTestResult() {
+ // Suppress individual test result output
+ }
+
+ onRunComplete(contexts, results) {
+ const { numFailedTests, numPassedTests, numTotalTests, testResults } = results;
+ const numFailedTestSuites = testResults.filter(t => t.numFailingTests > 0).length;
+ const numPassedTestSuites = testResults.filter(t => t.numFailingTests === 0).length;
+ const numTotalTestSuites = testResults.length;
+ 
+ if (numFailedTests > 0) {
+ // Show details only when tests fail
+ testResults.forEach(testResult => {
+ if (testResult.numFailingTests > 0) {
+ console.log(`FAIL ${testResult.testFilePath}`);
+ testResult.testResults.forEach(test => {
+ if (test.status === 'failed') {
+ console.log(` ✕ ${test.title}`);
+ if (test.failureMessages && test.failureMessages.length > 0) {
+ test.failureMessages.forEach(message => {
+ console.log(` ${message}`);
+ });
+ }
+ }
+ });
+ }
+ });
+ }
+ 
+ if (numFailedTests === 0) {
+ console.log(`✅ All ${numTotalTests} tests passed!`);
+ } else {
+ console.log(`❌ ${numFailedTests} failed, ${numPassedTests} passed (${numTotalTests} total)`);
+ }
+ }
+}
+
+module.exports = QuietReporter;

webapp/package.json

@@ -23,7 +23,7 @@
  "deploy": "gh-pages -d build",
  "start": "react-app-rewired start",
  "build": "react-app-rewired build",
- "test": "react-app-rewired test --watchAll=false",
+ "test": "node run-tests-quiet.js",
  "test:watch": "react-app-rewired test",
  "eject": "react-scripts eject"
  },
@@ -45,6 +45,12 @@
  "last 1 safari version"
  ]
  },
+ "jest": {
+ "reporters": [
+ "<rootDir>/jest-quiet-reporter.js"
+ ],
+ "verbose": false
+ },
  "devDependencies": {
  "execa": "^5.1.1",
  "gh-pages": "^4.0.0",

webapp/run-tests-quiet.js

@@ -0,0 +1,24 @@
+const { spawn } = require('child_process');
+
+const child = spawn('npx', ['react-app-rewired', 'test', '--watchAll=false', '--verbose=false', '--noStackTrace'], {
+ stdio: ['inherit', 'pipe', 'pipe'],
+ shell: true
+});
+
+child.stdout.on('data', (data) => {
+ const output = data.toString();
+ if (!output.includes('Determining test suites to run')) {
+ process.stdout.write(output);
+ }
+});
+
+child.stderr.on('data', (data) => {
+ const output = data.toString();
+ if (!output.includes('Determining test suites to run')) {
+ process.stderr.write(output);
+ }
+});
+
+child.on('close', (code) => {
+ process.exit(code);
+});