File: append-whitespace-only-node-crash-001.html

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<!DOCTYPE html>
<link rel="help" href="https://crbug.com/971811">
<link rel="author" title="Koji Ishii" href="mailto:kojii@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
  <div id="log"></div>
<script>
const strings = [' ', '\t', '\n', '\f', '\r'];
const whitespace_values = ['normal', 'pre', 'nowrap', 'pre-wrap', 'break-spaces', 'pre-line'];
const container = document.body;
for (let whitespace_value of whitespace_values) {
  for (let string of strings) {
    test(() => {
      let div = document.createElement('div');
      div.style.whiteSpace = whitespace_value;
      div.textContent = 'test';
      container.appendChild(div);
      container.offsetTop;  // Force layout
      div.appendChild(document.createTextNode(string));
      container.offsetTop;  // Force layout
    }, `Append ${toCodePoints(string)} to 'white-space: ${whitespace_value}'`);
  }
}

function toCodePoints(string) {
  let results = [];
  for (let ch of string) {
    let hex = ch.codePointAt(0).toString(16).toUpperCase();
    hex = ('000' + hex).substr(-4)
    results.push('U+' + hex);
  }
  return results.join(' ');
}
</script>
</body>