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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/document-metadata/the-style-element/style_media.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>HTML Test: The style information must be applied to the environment specified by the media attribute</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#test {
width: 100px;
}
</style>
<style id="style">
#test {
width: 50px;
}
</style>
</head>
<body>
<div id="log"></div>
<div id="test"></div>
<script>
test(function() {
var testElement = document.getElementById("test");
var style = document.getElementById("style");
var width1, width2;
width1 = window.getComputedStyle(testElement)["width"];
assert_equals(width1, "50px", "The style should be applied.");
style.media = "print";
width2 = window.getComputedStyle(testElement)["width"];
assert_equals(width2, "100px", "The style should not be applied.");
}, "The style information must be applied to the environment specified by the media attribute");
</script>
</body>
</html>