background-position-y-computed.html

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This test has a WPT meta file that expects 7 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /css/css-backgrounds/parsing/background-position-y-computed.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<title>CSS Backgrounds and Borders Module Level 4: getComputedStyle().backgroundPositionY</title>

<link rel="help" href="https://drafts.csswg.org/css-backgrounds-4/#propdef-background-position-y">

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

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

<script src="/css/support/computed-testcommon.js"></script>

<style>

  #target {

    font-size: 40px;

</style>

</head>

<body>

<div id="target"></div>

<script>

test_computed_value("background-position-y", "center", "50%");

test_computed_value("background-position-y", "top", "0%");

test_computed_value("background-position-y", "bottom", "100%");

test_computed_value("background-position-y", "y-start");

test_computed_value("background-position-y", "y-end");

test_computed_value("background-position-y", "-20%");

test_computed_value("background-position-y", "10px");

test_computed_value("background-position-y", "0.5em", "20px");

test_computed_value("background-position-y", "calc(10px - 0.5em)", "-10px");

test_computed_value("background-position-y", "top -20%", "-20%");

test_computed_value("background-position-y", "bottom -10px", "calc(100% + 10px)");

test_computed_value("background-position-y", "-20%, 10px", "-20%");

test_computed_value("background-position-y", "center, top, bottom", "50%");

test_computed_value("background-position-y", "0.5em, y-start, y-end", "20px");

// See background-computed.html for a test with multiple background images.

test_computed_value("background-position-y", "calc(10px - 0.5em), -20%, 10px", "-10px");

test_computed_value("background-position-y", "calc(10px - 0.5em), top -20%, bottom 10px", "-10px");

</script>

</body>

</html>