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"use strict";
add_task(async function test_support_tab_loading_filling() {
const TAB_LOADING_COLOR = "#FF0000";
// Make sure we use the animating loading icon
await SpecialPowers.pushPrefEnv({
set: [["ui.prefersReducedMotion", 0]],
});
let extension = ExtensionTestUtils.loadExtension({
manifest: {
theme: {
images: {
theme_frame: "image1.png",
},
colors: {
frame: "#000",
toolbar: "#124455",
tab_background_text: "#9400ff",
tab_loading: TAB_LOADING_COLOR,
},
},
},
files: {
"image1.png": BACKGROUND,
},
});
await extension.startup();
info("Checking selected tab loading indicator colors");
let selectedTab = document.querySelector(".tabbrowser-tab[visuallyselected]");
selectedTab.setAttribute("busy", "true");
selectedTab.setAttribute("progress", "true");
let throbber = selectedTab.throbber;
Assert.equal(
window.getComputedStyle(throbber, "::before").fill,
`rgb(${hexToRGB(TAB_LOADING_COLOR).join(", ")})`,
"Throbber is filled with theme color"
);
selectedTab.removeAttribute("busy");
selectedTab.removeAttribute("progress");
await extension.unload();
});