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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
const TEST_ROOT = getRootDirectory(gTestPath).replace(
);
var MockFilePicker = SpecialPowers.MockFilePicker;
MockFilePicker.init(window.browsingContext);
/*
* Popular websites implement image optimization as serving files with
* extension ".jpg" but content type "image/webp". If we save such images,
* we should actually save them with a .webp extension as that is what
* they are.
*/
/**
* Test the above with the "save image as" context menu.
*/
add_task(async function test_save_image_webp_with_jpeg_extension() {
await BrowserTestUtils.withNewTab(
`data:text/html,<img src="${TEST_ROOT}/not-really-a-jpeg.jpeg?convert=webp">`,
async browser => {
let menu = document.getElementById("contentAreaContextMenu");
let popupShown = BrowserTestUtils.waitForEvent(menu, "popupshown");
BrowserTestUtils.synthesizeMouse(
"img",
5,
5,
{ type: "contextmenu", button: 2 },
browser
);
await popupShown;
await new Promise(resolve => {
MockFilePicker.showCallback = function (fp) {
ok(
fp.defaultString.endsWith("webp"),
`filepicker for image has "${fp.defaultString}", should end in webp`
);
setTimeout(resolve, 0);
return Ci.nsIFilePicker.returnCancel;
};
let menuitem = menu.querySelector("#context-saveimage");
menu.activateItem(menuitem);
});
}
);
});
/**
* Test with the "save link as" context menu.
*/
add_task(async function test_save_link_webp_with_jpeg_extension() {
await SpecialPowers.pushPrefEnv({
set: [
["browser.download.always_ask_before_handling_new_types", false],
["browser.download.useDownloadDir", false],
],
});
await BrowserTestUtils.withNewTab(
`data:text/html,<a href="${TEST_ROOT}/not-really-a-jpeg.jpeg?convert=webp">Nice image</a>`,
async browser => {
let menu = document.getElementById("contentAreaContextMenu");
let popupShown = BrowserTestUtils.waitForEvent(menu, "popupshown");
BrowserTestUtils.synthesizeMouse(
"a[href]",
5,
5,
{ type: "contextmenu", button: 2 },
browser
);
await popupShown;
await new Promise(resolve => {
MockFilePicker.showCallback = function (fp) {
ok(
fp.defaultString.endsWith("webp"),
`filepicker for link has "${fp.defaultString}", should end in webp`
);
setTimeout(resolve, 0);
return Ci.nsIFilePicker.returnCancel;
};
let menuitem = menu.querySelector("#context-savelink");
menu.activateItem(menuitem);
});
}
);
});
/**
* Test with the main "save page" command.
*/
add_task(async function test_save_page_on_image_document() {
await BrowserTestUtils.withNewTab(
`${TEST_ROOT}/not-really-a-jpeg.jpeg?convert=webp`,
async () => {
await new Promise(resolve => {
MockFilePicker.showCallback = function (fp) {
ok(
fp.defaultString.endsWith("webp"),
`filepicker for "save page" has "${fp.defaultString}", should end in webp`
);
setTimeout(resolve, 0);
return Ci.nsIFilePicker.returnCancel;
};
document.getElementById("Browser:SavePage").doCommand();
});
}
);
});
/**
* Make sure that a valid JPEG image using the .JPG extension doesn't
* get it replaced with .jpeg.
*/
add_task(async function test_save_page_on_JPEG_image_document() {
await BrowserTestUtils.withNewTab(`${TEST_ROOT}/blank.JPG`, async () => {
await new Promise(resolve => {
MockFilePicker.showCallback = function (fp) {
ok(
fp.defaultString.endsWith("JPG"),
`filepicker for "save page" has "${fp.defaultString}", should end in JPG`
);
setTimeout(resolve, 0);
return Ci.nsIFilePicker.returnCancel;
};
document.getElementById("Browser:SavePage").doCommand();
});
});
});