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Test Info:
- Manifest: dom/manifest/test/browser.toml
"use strict";
Services.prefs.setBoolPref("dom.manifest.enabled", true);
const { ManifestIcons } = ChromeUtils.importESModule(
);
const { ManifestObtainer } = ChromeUtils.importESModule(
);
const defaultURL = new URL(
);
defaultURL.searchParams.set("Content-Type", "application/manifest+json");
const manifestMock = JSON.stringify({
icons: [
{
sizes: "50x50",
src: "red-50.png?Content-type=image/png",
},
{
sizes: "150x150",
src: "blue-150.png?Content-type=image/png",
},
],
});
function makeTestURL() {
const url = new URL(defaultURL);
const body = `<link rel="manifest" href='${defaultURL}&body=${manifestMock}'>`;
url.searchParams.set("Content-Type", "text/html; charset=utf-8");
url.searchParams.set("body", encodeURIComponent(body));
return url.href;
}
function getIconColor(icon) {
return new Promise((resolve, reject) => {
const canvas = content.document.createElement("canvas");
const ctx = canvas.getContext("2d");
const image = new content.Image();
image.onload = function () {
ctx.drawImage(image, 0, 0);
resolve(ctx.getImageData(1, 1, 1, 1).data);
};
image.onerror = function () {
reject(new Error("could not create image"));
};
image.src = icon;
});
}
add_task(async function () {
const tabOptions = { gBrowser, url: makeTestURL() };
await BrowserTestUtils.withNewTab(tabOptions, async function (browser) {
const manifest = await ManifestObtainer.browserObtainManifest(browser);
let icon = await ManifestIcons.browserFetchIcon(browser, manifest, 25);
let color = await SpecialPowers.spawn(browser, [icon], getIconColor);
is(color[0], 255, "Fetched red icon");
icon = await ManifestIcons.browserFetchIcon(browser, manifest, 500);
color = await SpecialPowers.spawn(browser, [icon], getIconColor);
is(color[2], 255, "Fetched blue icon");
});
});