Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that dragging a node near the top or bottom edge of the markup-view
// auto-scrolls the view on a small toolbox.
const TEST_URL = URL_ROOT + "doc_markup_dragdrop_autoscroll_02.html";
add_task(async function () {
// Set the toolbox to very small in size.
await pushPref("devtools.toolbox.footer.height", 150);
const { inspector } = await openInspectorForURL(TEST_URL);
const markup = inspector.markup;
const viewHeight = markup.doc.documentElement.clientHeight;
info("Pretend the markup-view is dragging");
markup.isDragging = true;
info("Simulate a mousemove on the view, at the bottom, and expect scrolling");
markup._onMouseMove({
preventDefault: () => {},
target: markup.doc.body,
pageY: viewHeight + markup.doc.defaultView.scrollY,
});
const bottomScrollPos = await waitForScrollStop(markup.doc);
Assert.greater(bottomScrollPos, 0, "The view was scrolled down");
info("Simulate a mousemove at the top and expect more scrolling");
markup._onMouseMove({
preventDefault: () => {},
target: markup.doc.body,
pageY: markup.doc.defaultView.scrollY,
});
const topScrollPos = await waitForScrollStop(markup.doc);
Assert.less(topScrollPos, bottomScrollPos, "The view was scrolled up");
is(topScrollPos, 0, "The view was scrolled up to the top");
info("Simulate a mouseup to stop dragging");
markup._onMouseUp();
});