<meta charset="utf-8">

<title>CSSOM - Overflow shorthand serialization</title>

<link rel="help" href="https://drafts.csswg.org/cssom/#serialize-a-css-value">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<style>

div { overflow: inherit; }

div { overflow: hidden; }

div { overflow-x: initial; overflow-y: initial; }

div { overflow-x: scroll; overflow-y: scroll; }

div { overflow-x: scroll; overflow-y: hidden; }

</style>

<script>

var styleSheet = document.styleSheets[0]

var div = document.createElement('div')

test(function () {

assert_equals(styleSheet.cssRules[0].style.cssText, "overflow: inherit;")

}, "Single value overflow with CSS-wide keyword should serialize correctly.")

test(function () {

assert_equals(styleSheet.cssRules[1].style.cssText, "overflow: hidden;")

}, "Single value overflow with non-CSS-wide keyword should serialize correctly.")

test(function () {

assert_equals(styleSheet.cssRules[2].style.cssText, "overflow: initial;")

}, "Overflow-x/y longhands with same CSS-wide keyword should serialize correctly.")

test(function () {

assert_equals(styleSheet.cssRules[3].style.cssText, "overflow: scroll;")

}, "Overflow-x/y longhands with same non-CSS-wide keyword should serialize correctly.")

test(function () {

assert_equals(styleSheet.cssRules[4].style.cssText, "overflow: scroll hidden;")

}, "Overflow-x/y longhands with different keywords should serialize correctly.")

test(function () {

div.style.overflow = "inherit"

assert_equals(div.style.overflow, "inherit")

}, "Single value overflow on element with CSS-wide keyword should serialize correctly.")

test(function () {

div.style.overflow = "hidden"

assert_equals(div.style.overflow, "hidden")

}, "Single value overflow on element with non-CSS-wide keyword should serialize correctly.")

test(function () {

div.style.overflow = ""

div.style.overflowX = "initial"

div.style.overflowY = "initial"

assert_equals(div.style.overflow, "initial")

}, "Overflow-x/y longhands on element with same CSS-wide keyword should serialize correctly.")

test(function () {

div.style.overflowX = "scroll"

div.style.overflowY = "scroll"

assert_equals(div.style.overflow, "scroll")

}, "Overflow-x/y longhands on element with same non-CSS-wide keyword should serialize correctly.")

test(function () {

div.style.overflowX = "scroll"

div.style.overflowY = "hidden"

assert_equals(div.style.overflow, "scroll hidden")

}, "Overflow-x/y longhands on element with different keywords should serialize correctly.")

</script>