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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* Tests that the plain text part of multipart/alternative messages can be correctly viewed.
*/
"use strict";
var { open_message_from_file } = ChromeUtils.import(
"resource://testing-common/mozmill/FolderDisplayHelpers.jsm"
);
var { close_window } = ChromeUtils.import(
"resource://testing-common/mozmill/WindowHelpers.jsm"
);
/**
* Retrieve the textual content of the message and compare it.
*
* @param aWindow Message window.
* @param aExpected Expected content.
* @param aDontWantToSee Content of other MIME parts we don't want to see.
*/
function check_content(aWindow, aExpected, aDontWantToSee) {
let messageContent = aWindow.content.document.documentElement.textContent;
if (aExpected != aDontWantToSee) {
Assert.ok(
messageContent.includes(aExpected),
"Didn't find expected content"
);
Assert.ok(
!messageContent.includes(aDontWantToSee),
"Found content that shouldn't be there"
);
} else {
let ind = messageContent.indexOf(aExpected);
Assert.ok(ind >= 0, "Didn't find expected content");
if (ind >= 0) {
Assert.ok(
!messageContent.substr(ind + aExpected.length).includes(aExpected),
"Found content a second time"
);
}
}
}
/**
* Load a message from a file and display it as plain text and HTML. Check that the
* correct MIME part is displayed.
*
* @param aFilePath Path to the file containing the message to load and display.
* @param aExpectedPlainText Expected content when viewed as plain text.
* @param aExpectedHTML Expected content when viewed as HTML.
*/
async function checkSingleMessage(
aFilePath,
aExpectedPlainText,
aExpectedHTML
) {
let file = new FileUtils.File(getTestFilePath(`data/${aFilePath}`));
// Load and display as plain text.
Services.prefs.setBoolPref("mailnews.display.prefer_plaintext", true);
Services.prefs.setIntPref("mailnews.display.html_as", 1);
let msgc = await open_message_from_file(file);
check_content(msgc.window, aExpectedPlainText, aExpectedHTML);
close_window(msgc);
// Load and display as HTML.
Services.prefs.setBoolPref("mailnews.display.prefer_plaintext", false);
Services.prefs.setIntPref("mailnews.display.html_as", 0);
msgc = await open_message_from_file(file);
check_content(msgc.window, aExpectedHTML, aExpectedPlainText);
close_window(msgc);
}
/**
* Tests that messages with various MIME parts are shown correctly when displayed
* as plain text or HTML.
*/
add_task(async function test_view() {
// First the straight forward tests:
// 1) multipart/alternative
// 2) multipart/alternative with embedded multipart/related
// 3) multipart/alternative with embedded multipart/related embedded in multipart/mixed
await checkSingleMessage("./test-alt.eml", "Plain Text", "HTML Body");
await checkSingleMessage("./test-alt-rel.eml", "Plain Text", "HTML Body");
await checkSingleMessage(
"./test-alt-rel-with-attach.eml",
"Plain Text",
"HTML Body"
);
// 4) HTML part missing
// 5) Plain part missing
await checkSingleMessage(
"./test-alt-HTML-missing.eml",
"Plain Text",
"Plain Text"
);
await checkSingleMessage(
"./test-alt-plain-missing.eml",
"HTML Body",
"HTML Body"
);
// 6) plain and HTML parts reversed in order
await checkSingleMessage(
"./test-alt-plain-HTML-reversed.eml",
"Plain Text",
"HTML Body"
);
// 7) 3 alt. parts with 2 plain and 1 HTML part
await checkSingleMessage("./test-triple-alt.eml", "Plain Text", "HTML Body");
// 8) 3 alt. parts with 2 plain and 1 multipart/related
await checkSingleMessage(
"./test-alt-rel-text.eml",
"Plain Text",
"HTML Body"
);
// Now some cases that don't work yet.
// 9) multipart/related with embedded multipart/alternative
await checkSingleMessage("./test-rel-alt.eml", "HTML Body", "HTML Body");
// Bug 1367156: Rogue message which has an image as the last part.
await checkSingleMessage("./test-alt-rogue.eml", "Plain Text", "HTML Body");
await checkSingleMessage("./test-alt-rogue2.eml", "Plain Text", "HTML Body");
});
registerCleanupFunction(function () {
Services.prefs.clearUserPref("mailnews.display.prefer_plaintext");
Services.prefs.clearUserPref("mailnews.display.html_as");
});
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