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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that the highlighter element picker still works through iframe
// navigations.
const TEST_URI =
"data:text/html;charset=utf-8," +
"<iframe src='data:text/html;charset=utf-8,hello world'></iframe>";
add_task(async function () {
const { inspector, toolbox, highlighterTestFront } =
await openInspectorForURL(TEST_URI);
info("Starting element picker.");
await startPicker(toolbox);
info("Mouse over for body element.");
await hoverElement(inspector, "body");
let isVisible = await highlighterTestFront.isHighlighting();
ok(isVisible, "Inspector is highlighting.");
await reloadIframe(inspector);
info("Frame reloaded. Reloading again.");
await reloadIframe(inspector);
info("Frame reloaded twice.");
isVisible = await highlighterTestFront.isHighlighting();
ok(isVisible, "Inspector is highlighting after iframe nav.");
info("Stopping element picker.");
await toolbox.nodePicker.stop({ canceled: true });
});
async function reloadIframe(inspector) {
const { resourceCommand } = inspector.commands;
const { onResource: onNewRoot } = await resourceCommand.waitForNextResource(
resourceCommand.TYPES.ROOT_NODE,
{
ignoreExistingResources: true,
}
);
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], async () => {
const iframeEl = content.document.querySelector("iframe");
await new Promise(resolve => {
iframeEl.addEventListener("load", () => resolve(), { once: true });
iframeEl.contentWindow.location.reload();
});
});
await onNewRoot;
}