JSErrorFlow-Real-Time-Visualizer-Browser-Extension/test.html at main · chirag127/JSErrorFlow-Real-Time-Visualizer-Browser-Extension · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>JavaScript Error Visualizer Test</title>
  <style>
    body {
      font-family: Arial, sans-serif;
      max-width: 800px;
      margin: 0 auto;
      padding: 20px;
    }
    button {
      padding: 10px 15px;
      margin: 10px;
      background-color: #4a90e2;
      color: white;
      border: none;
      border-radius: 4px;
      cursor: pointer;
    }
    button:hover {
      background-color: #3a7bc8;
    }
    .error-container {
      margin-top: 20px;
      padding: 15px;
      background-color: #f5f5f5;
      border-radius: 4px;
    }
  </style>
</head>
<body>
  <h1>JavaScript Error Visualizer Test Page</h1>
  <p>This page contains various JavaScript errors to test the JavaScript Error Visualizer extension.</p>

  <div>
    <button id="runtime-error-btn">Trigger Runtime Error</button>
    <button id="promise-error-btn">Trigger Promise Rejection</button>
    <button id="console-error-btn">Trigger Console Error</button>
  </div>

  <div class="error-container" id="error-container">
    <h2>Error Log:</h2>
    <ul id="error-log"></ul>
  </div>

  <script>
    // Function to log errors to the page
    function logError(type, message) {
      const errorLog = document.getElementById('error-log');
      const errorItem = document.createElement('li');
      errorItem.textContent = `${type}: ${message}`;
      errorLog.appendChild(errorItem);
    }

    // Runtime Error
    document.getElementById('runtime-error-btn').addEventListener('click', function() {
      try {
        // Intentional error: Accessing property of undefined
        const obj = undefined;
        obj.property = 'value';
      } catch (e) {
        logError('Caught Runtime Error', e.message);
        // Re-throw to trigger uncaught error
        throw new Error('Uncaught runtime error from button click');
      }
    });

    // Promise Rejection
    document.getElementById('promise-error-btn').addEventListener('click', function() {
      // Create a promise that will be rejected
      new Promise((resolve, reject) => {
        setTimeout(() => {
          reject(new Error('Promise rejected from button click'));
        }, 100);
      }).catch(e => {
        logError('Caught Promise Error', e.message);
        // Re-throw to trigger unhandled rejection
        throw e;
      });
    });

    // Console Error
    document.getElementById('console-error-btn').addEventListener('click', function() {
      console.error('Console error from button click');
      logError('Console Error', 'Console error from button click');
    });

    // Automatic error on page load (after a delay)
    setTimeout(() => {
      // This will cause a runtime error
      document.getElementById('non-existent-element').style.color = 'red';
    }, 2000);
  </script>
</body>
</html>