<!DOCTYPE html>
<html>
<body>
<script src="../../resources/js-test-pre.js"></script>
<form>
  Required text input: <input type="text" id="required_text_input" required><input id="required_text_input_submit" type="submit">
</form>
<div id="description"></div>
<div id="console"></div>
<script>
description("Tests that the HTML form validation bubble disappears when its associated element is no longer visible.");
jsTestIsAsync = true;

function getValidationBubbleContents()
{
    return `
    (function() {
        return JSON.stringify(uiController.contentsOfUserInterfaceItem('validationBubble'));
    })();`
}

onload = function() {
    input = document.getElementById("required_text_input");
    submit = document.getElementById("required_text_input_submit");
    submit.click();

    testRunner.runUIScript(getValidationBubbleContents(), function(result) {
        validationBubbleContents = JSON.parse(result).validationBubble;
        shouldBeEqualToString("validationBubbleContents.message", "Fill out this field");

        // Move input element.
        document.body.prepend(document.createElement("br"));
        // Force layout.
        input.offsetTop;

        testRunner.runUIScript(getValidationBubbleContents(), function(result) {
            validationBubbleContents = JSON.parse(result).validationBubble;
            shouldBeEqualToString("validationBubbleContents.message", ""); // No longer visible.
            finishJSTest();
        });
    });
}
</script>
<script src="../../resources/js-test-post.js"></script>
</body>
<html>