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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
async function checkForDeltaMismatch(aMsg) {
let getDelta = () => {
return {
width: this.content.outerWidth - this.content.innerWidth,
height: this.content.outerHeight - this.content.innerHeight,
};
};
let initialDelta = getDelta();
let latestDelta = initialDelta;
this.content.testerPromise = new Promise(resolve => {
// Called from stopCheck
this.content.resolveFunc = resolve;
info(`[${aMsg}] Starting interval tester.`);
this.content.intervalID = this.content.setInterval(() => {
let currentDelta = getDelta();
if (
latestDelta.width != currentDelta.width ||
latestDelta.height != currentDelta.height
) {
latestDelta = currentDelta;
let { innerWidth: iW, outerWidth: oW } = this.content;
let { innerHeight: iH, outerHeight: oH } = this.content;
info(`[${aMsg}] Delta changed. (inner ${iW}x${iH}, outer ${oW}x${oH})`);
let { width: w, height: h } = currentDelta;
is(w, initialDelta.width, `[${aMsg}] Inner to outer width delta.`);
is(h, initialDelta.height, `[${aMsg}] Inner to outer height delta.`);
}
}, 0);
}).then(() => {
let { width: w, height: h } = latestDelta;
is(w, initialDelta.width, `[${aMsg}] Final inner to outer width delta.`);
is(h, initialDelta.height, `[${aMsg}] Final Inner to outer height delta.`);
});
}
async function stopCheck(aMsg) {
info(`[${aMsg}] Stopping interval tester.`);
this.content.clearInterval(this.content.intervalID);
info(`[${aMsg}] Resolving interval tester.`);
this.content.resolveFunc();
await this.content.testerPromise;
}
add_task(async function test_innerToOuterDelta() {
let tab = await BrowserTestUtils.openNewForegroundTab(
window.gBrowser,
"https://example.net"
);
let popupBrowsingContext = await SpecialPowers.spawn(
tab.linkedBrowser,
[],
async () => {
info("Opening popup.");
let popup = this.content.open(
"https://example.net",
"",
"width=200,height=200"
);
info("Waiting for load event.");
await ContentTaskUtils.waitForEvent(popup, "load");
return popup.browsingContext;
}
);
await SpecialPowers.spawn(
popupBrowsingContext,
["Content"],
checkForDeltaMismatch
);
let popupChrome = popupBrowsingContext.topChromeWindow;
await SpecialPowers.spawn(popupChrome, ["Chrome"], checkForDeltaMismatch);
let numResizes = 3;
let resizeStep = 5;
let { outerWidth: width, outerHeight: height } = popupChrome;
let finalWidth = width + numResizes * resizeStep;
let finalHeight = height + numResizes * resizeStep;
info(`Starting ${numResizes} resizes.`);
await new Promise(resolve => {
let resizeListener = () => {
if (
popupChrome.outerWidth == finalWidth &&
popupChrome.outerHeight == finalHeight
) {
popupChrome.removeEventListener("resize", resizeListener);
resolve();
}
};
popupChrome.addEventListener("resize", resizeListener);
let resizeNext = () => {
width += resizeStep;
height += resizeStep;
info(`Resizing to ${width}x${height}`);
popupChrome.resizeTo(width, height);
numResizes--;
if (numResizes > 0) {
info(`${numResizes} resizes remaining.`);
popupChrome.requestAnimationFrame(resizeNext);
}
};
resizeNext();
});
await SpecialPowers.spawn(popupBrowsingContext, ["Content"], stopCheck);
await SpecialPowers.spawn(popupChrome, ["Chrome"], stopCheck);
await SpecialPowers.spawn(popupBrowsingContext, [], () => {
this.content.close();
});
await BrowserTestUtils.removeTab(tab);
});
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