mirror of
https://github.com/ManchildProductions/UXP-Fixed.git
synced 2026-05-27 16:08:32 +00:00
Matt A. Tobin
76 lines
2.7 KiB
JavaScript
76 lines
2.7 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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/**
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* Bug 863102 - Automatically scroll down upon new network requests.
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*/
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add_task(function* () {
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requestLongerTimeout(2);
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let { monitor } = yield initNetMonitor(INFINITE_GET_URL);
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let win = monitor.panelWin;
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let topNode = win.document.getElementById("requests-menu-contents");
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let requestsContainer = topNode.getElementsByTagName("scrollbox")[0];
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ok(!!requestsContainer, "Container element exists as expected.");
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// (1) Check that the scroll position is maintained at the bottom
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// when the requests overflow the vertical size of the container.
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yield waitForRequestsToOverflowContainer();
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yield waitForScroll();
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ok(scrolledToBottom(requestsContainer), "Scrolled to bottom on overflow.");
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// (2) Now set the scroll position somewhere in the middle and check
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// that additional requests do not change the scroll position.
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let children = requestsContainer.childNodes;
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let middleNode = children.item(children.length / 2);
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middleNode.scrollIntoView();
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ok(!scrolledToBottom(requestsContainer), "Not scrolled to bottom.");
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// save for comparison later
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let scrollTop = requestsContainer.scrollTop;
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yield waitForNetworkEvents(monitor, 8);
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yield waitSomeTime();
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is(requestsContainer.scrollTop, scrollTop, "Did not scroll.");
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// (3) Now set the scroll position back at the bottom and check that
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// additional requests *do* cause the container to scroll down.
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requestsContainer.scrollTop = requestsContainer.scrollHeight;
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ok(scrolledToBottom(requestsContainer), "Set scroll position to bottom.");
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yield waitForNetworkEvents(monitor, 8);
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yield waitForScroll();
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ok(scrolledToBottom(requestsContainer), "Still scrolled to bottom.");
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// (4) Now select an item in the list and check that additional requests
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// do not change the scroll position.
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monitor.panelWin.NetMonitorView.RequestsMenu.selectedIndex = 0;
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yield waitForNetworkEvents(monitor, 8);
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yield waitSomeTime();
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is(requestsContainer.scrollTop, 0, "Did not scroll.");
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// Done: clean up.
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yield teardown(monitor);
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function* waitForRequestsToOverflowContainer() {
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while (true) {
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yield waitForNetworkEvents(monitor, 1);
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if (requestsContainer.scrollHeight > requestsContainer.clientHeight) {
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return;
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}
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}
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}
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function scrolledToBottom(element) {
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return element.scrollTop + element.clientHeight >= element.scrollHeight;
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}
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function waitSomeTime() {
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// Wait to make sure no scrolls happen
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return wait(50);
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}
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function waitForScroll() {
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return monitor._view.RequestsMenu.widget.once("scroll-to-bottom");
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}
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});
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