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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/. */
+
+/**
+ * Test that view-source content can be reloaded to change encoding.
+ */
+
+"use strict";
+
+var utils = ChromeUtils.import("resource://testing-common/mozmill/utils.jsm");
+var { be_in_folder, create_folder, get_about_message, mc, select_click_row } =
+ ChromeUtils.import(
+ "resource://testing-common/mozmill/FolderDisplayHelpers.jsm"
+ );
+var {
+ click_menus_in_sequence,
+ close_window,
+ plan_for_new_window,
+ wait_for_new_window,
+} = ChromeUtils.import("resource://testing-common/mozmill/WindowHelpers.jsm");
+
+var folder;
+
+// Message content as stored in the message folder. Non-ASCII characters as
+// escape codes for clarity.
+var contentLatin1 = "Testar, ett tv\xE5 tre.";
+var contentUTF8 = "Testar, ett tv\xC3\xA5 tre.";
+// Message content as it should be displayed to the user.
+var contentReadable = "Testar, ett två tre.";
+// UTF-8 content displayed as Latin1.
+var contentGarbled = "Testar, ett två tre.";
+// Latin1 content displayed as UTF-8.
+var contentReplaced = "Testar, ett tv� tre.";
+
+add_setup(async function () {
+ folder = await create_folder("viewsource");
+ addToFolder("ISO-8859-1 header/ISO-8859-1 body", "ISO-8859-1", contentLatin1);
+ addToFolder("ISO-8859-1 header/UTF-8 body", "ISO-8859-1", contentUTF8);
+ addToFolder("UTF-8 header/ISO-8859-1 body", "UTF-8", contentLatin1);
+ addToFolder("UTF-8 header/UTF-8 body", "UTF-8", contentUTF8);
+
+ await be_in_folder(folder);
+});
+
+registerCleanupFunction(() => {
+ folder.deleteSelf(null);
+});
+
+/** Header matches the body. Should be readable in both places. */
+add_task(async function latin1Header_with_latin1Body() {
+ await subtest(0, contentReadable, contentReadable);
+});
+/** Header doesn't match the body. Unicode characters should be displayed. */
+add_task(async function latin1Header_with_utf8Body() {
+ await subtest(1, contentGarbled, contentGarbled);
+});
+/**
+ * Header doesn't match the body. Unreadable characters should be replaced
+ * in both places, but the view-source display defaults to windows-1252.
+ */
+add_task(async function utf8Header_with_latin1Body() {
+ await subtest(2, contentReplaced, contentReadable);
+});
+/**
+ * Header matches the body. Should be readable in both places, but the
+ * view-source display defaults to windows-1252.
+ */
+add_task(async function utf8Header_with_utf8Body() {
+ await subtest(3, contentReadable, contentGarbled);
+});
+
+function addToFolder(subject, charset, body) {
+ let msgId = Services.uuid.generateUUID() + "@invalid";
+
+ let source =
+ "From - Sat Nov 1 12:39:54 2008\n" +
+ "X-Mozilla-Status: 0001\n" +
+ "X-Mozilla-Status2: 00000000\n" +
+ "Message-ID: <" +
+ msgId +
+ ">\n" +
+ "Date: Wed, 11 Jun 2008 20:32:02 -0400\n" +
+ "From: Tester <tests@mozillamessaging.invalid>\n" +
+ "MIME-Version: 1.0\n" +
+ "To: anna@example.com\n" +
+ `Subject: ${subject}` +
+ "\n" +
+ `Content-Type: text/plain; charset=${charset}\n` +
+ "Content-Transfer-Encoding: 8bit\n" +
+ "\n" +
+ body +
+ "\n";
+
+ folder.QueryInterface(Ci.nsIMsgLocalMailFolder);
+ folder.addMessage(source);
+
+ return folder.msgDatabase.getMsgHdrForMessageID(msgId);
+}
+
+async function subtest(row, expectedDisplayed, expectedSource) {
+ select_click_row(row);
+
+ let aboutMessage = get_about_message();
+ let displayContent =
+ aboutMessage.getMessagePaneBrowser().contentDocument.body.textContent;
+ Assert.stringContains(
+ displayContent,
+ expectedDisplayed,
+ "Message content must include the readable text"
+ );
+ Assert.equal(
+ aboutMessage.document.getElementById("messagepane").docShell.charset,
+ "UTF-8"
+ );
+
+ plan_for_new_window("navigator:view-source");
+ EventUtils.synthesizeKey("U", { shiftKey: false, accelKey: true });
+ let viewSourceController = wait_for_new_window("navigator:view-source");
+
+ utils.waitFor(
+ () =>
+ viewSourceController.window.document
+ .getElementById("content")
+ .contentDocument.querySelector("pre") != null,
+ "Timeout waiting for the latin1 view-source document to load."
+ );
+
+ let source =
+ viewSourceController.window.document.getElementById("content")
+ .contentDocument.body.textContent;
+ Assert.stringContains(
+ source,
+ expectedSource,
+ "View source must contain the readable text"
+ );
+
+ let popupshown;
+
+ // We can't use the menu on macOS.
+ if (AppConstants.platform != "macosx") {
+ let theContent =
+ viewSourceController.window.document.getElementById("content");
+ // Keep a reference to the originally loaded document.
+ let doc = theContent.contentDocument;
+
+ // Click the new window to make it receive further events properly.
+ EventUtils.synthesizeMouseAtCenter(theContent, {}, theContent.ownerGlobal);
+ await new Promise(resolve => setTimeout(resolve));
+
+ popupshown = BrowserTestUtils.waitForEvent(
+ viewSourceController.window.document.getElementById("viewmenu-popup"),
+ "popupshown"
+ );
+ let menuView =
+ viewSourceController.window.document.getElementById("menu_view");
+ EventUtils.synthesizeMouseAtCenter(menuView, {}, menuView.ownerGlobal);
+ await popupshown;
+
+ Assert.equal(
+ viewSourceController.window.document.getElementById(
+ "repair-text-encoding"
+ ).disabled,
+ expectedSource == contentReadable
+ );
+
+ await click_menus_in_sequence(
+ viewSourceController.window.document.getElementById("viewmenu-popup"),
+ [{ id: "repair-text-encoding" }]
+ );
+
+ if (expectedSource != contentReadable) {
+ utils.waitFor(
+ () =>
+ viewSourceController.window.document.getElementById("content")
+ .contentDocument != doc &&
+ viewSourceController.window.document
+ .getElementById("content")
+ .contentDocument.querySelector("pre") != null,
+ "Timeout waiting utf-8 encoded view-source document to load."
+ );
+
+ source =
+ viewSourceController.window.document.getElementById("content")
+ .contentDocument.body.textContent;
+ Assert.stringContains(
+ source,
+ contentReadable,
+ "View source must contain the readable text"
+ );
+ }
+ }
+
+ // Check the context menu while were here.
+ let browser = viewSourceController.window.document.getElementById("content");
+ let contextMenu = viewSourceController.window.document.getElementById(
+ "viewSourceContextMenu"
+ );
+ popupshown = BrowserTestUtils.waitForEvent(contextMenu, "popupshown");
+ await BrowserTestUtils.synthesizeMouseAtCenter(
+ "body",
+ { type: "contextmenu" },
+ browser
+ );
+ await popupshown;
+
+ let actualItems = [];
+ for (let item of contextMenu.children) {
+ if (item.localName == "menuitem" && !item.hidden) {
+ actualItems.push(item.id);
+ }
+ }
+ Assert.deepEqual(actualItems, [
+ "cMenu_copy",
+ "cMenu_selectAll",
+ "cMenu_find",
+ "cMenu_findAgain",
+ ]);
+ contextMenu.hidePopup();
+
+ close_window(viewSourceController);
+}
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