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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
var MockFilePicker = SpecialPowers.MockFilePicker;
MockFilePicker.init(window);
function mockPromptService() {
let { prompt } = Services;
let promptService = {
QueryInterface: ChromeUtils.generateQI(["nsIPromptService"]),
alert: () => {},
};
Services.prompt = promptService;
registerCleanupFunction(() => {
Services.prompt = prompt;
});
return promptService;
}
add_task(async function test_save_link_blocked_by_extension() {
let ext = ExtensionTestUtils.loadExtension({
manifest: {
browser_specific_settings: { gecko: { id: "cancel@test" } },
name: "Cancel Test",
permissions: ["webRequest", "webRequestBlocking", "<all_urls>"],
},
background() {
// eslint-disable-next-line no-undef
browser.webRequest.onBeforeRequest.addListener(
details => {
return { cancel: details.url === "http://example.com/" };
},
{ urls: ["*://*/*"] },
["blocking"]
);
},
});
await ext.startup();
await BrowserTestUtils.withNewTab(
`data:text/html;charset=utf-8,<a href="http://example.com">Download</a>`,
async browser => {
let menu = document.getElementById("contentAreaContextMenu");
let popupShown = BrowserTestUtils.waitForEvent(menu, "popupshown");
BrowserTestUtils.synthesizeMouseAtCenter(
"a[href]",
{ type: "contextmenu", button: 2 },
browser
);
await popupShown;
await new Promise(resolve => {
let promptService = mockPromptService();
promptService.alert = (window, title, msg) => {
is(
msg,
"The download cannot be saved because it is blocked by Cancel Test.",
"prompt should be shown"
);
setTimeout(resolve, 0);
};
MockFilePicker.showCallback = function(fp) {
ok(false, "filepicker should never been shown");
setTimeout(resolve, 0);
return Ci.nsIFilePicker.returnCancel;
};
menu.activateItem(menu.querySelector("#context-savelink"));
});
}
);
await ext.unload();
});
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