const PAGEURI = NetUtil.newURI("http://deliciousbacon.com/"); add_task(async function() { // First, add a history entry or else Places can't save a favicon. await PlacesTestUtils.addVisits({ uri: PAGEURI, transition: TRANSITION_LINK, visitDate: Date.now() * 1000, }); await new Promise(resolve => { function onSetComplete(aURI, aDataLen, aData, aMimeType, aWidth) { equal(aURI.spec, SMALLSVG_DATA_URI.spec, "setFavicon aURI check"); equal(aDataLen, 263, "setFavicon aDataLen check"); equal(aMimeType, "image/svg+xml", "setFavicon aMimeType check"); dump(aWidth); resolve(); } PlacesUtils.favicons.setAndFetchFaviconForPage( PAGEURI, SMALLSVG_DATA_URI, false, PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE, onSetComplete, Services.scriptSecurityManager.getSystemPrincipal() ); }); let data = await PlacesUtils.promiseFaviconData(PAGEURI.spec); equal(data.uri.spec, SMALLSVG_DATA_URI.spec, "getFavicon aURI check"); equal(data.dataLen, 263, "getFavicon aDataLen check"); equal(data.mimeType, "image/svg+xml", "getFavicon aMimeType check"); });