chromium/third_party/blink/web_tests/transitions/min-max-width-height-transitions.html

<!DOCTYPE>
<html>
<head>
  <style>
    #container {
      border: 1px solid black;
      width: 300px;
      height: 300px;
    }
    
    .box {
      width: 100px;
      height: 100px;
      margin: 10px;
      background-color: blue;
      -webkit-transition-property: min-width, min-height, max-width, max-height;
      -webkit-transition-duration: 1s;
      -webkit-transition-timing-function: linear;
    }
    
    .minner {
      min-width: 100px;
      min-height: 100px;
    }

    #container.final .minner {
      min-width: 200px;
      min-height: 200px;
    }

    .maxer {
      max-width: 100px;
      max-height: 100px;
    }

    #container.final .maxer {
      max-width: 50px;
      max-height: 50px;
    }

  </style>
  <script src="../animations/resources/animation-test-helpers.js"></script>
  <script type="text/javascript">

    const expectedValues = [
      // [time, element-id, property, expected-value, tolerance]
      [0.5, 'box1', 'min-height', 150, 2],
      [0.5, 'box1', 'min-width', 150, 2],
      [0.5, 'box2', 'max-height', 75, 2],
      [0.5, 'box2', 'max-width', 75, 2],
    ];
  
    function setupTest()
    {
      document.getElementById('container').className = 'final';
    }
  
    runTransitionTest(expectedValues, setupTest);
  </script>
</head>
<body>
  
  <div id="container">
    <div id="box1" class='minner box'></div>
    <div id="box2" class='maxer box'></div>
  </div>

  <div id="result"></div>
</body>
</html>