1 files changed, 160 insertions, 0 deletions
diff --git a/comm/mail/components/extensions/test/browser/browser_ext_compose_bug1692439.js b/comm/mail/components/extensions/test/browser/browser_ext_compose_bug1692439.js
new file mode 100644
index 0000000000..17d6a968ed
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+++ b/comm/mail/components/extensions/test/browser/browser_ext_compose_bug1692439.js
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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/. */
+
+var { localAccountUtils } = ChromeUtils.import(
+  "resource://testing-common/mailnews/LocalAccountUtils.jsm"
+);
+// Import the smtp server scripts
+var {
+  nsMailServer,
+  gThreadManager,
+  fsDebugNone,
+  fsDebugAll,
+  fsDebugRecv,
+  fsDebugRecvSend,
+} = ChromeUtils.import("resource://testing-common/mailnews/Maild.jsm");
+var { SmtpDaemon, SMTP_RFC2821_handler } = ChromeUtils.import(
+  "resource://testing-common/mailnews/Smtpd.jsm"
+);
+var { AuthPLAIN, AuthLOGIN, AuthCRAM } = ChromeUtils.import(
+  "resource://testing-common/mailnews/Auth.jsm"
+);
+
+// Setup the daemon and server
+function setupServerDaemon(handler) {
+  if (!handler) {
+    handler = function (d) {
+      return new SMTP_RFC2821_handler(d);
+    };
+  }
+  var server = new nsMailServer(handler, new SmtpDaemon());
+  return server;
+}
+
+function getBasicSmtpServer(port = 1, hostname = "localhost") {
+  let server = localAccountUtils.create_outgoing_server(
+    port,
+    "user",
+    "password",
+    hostname
+  );
+
+  // Override the default greeting so we get something predictable
+  // in the ELHO message
+  Services.prefs.setCharPref("mail.smtpserver.default.hello_argument", "test");
+
+  return server;
+}
+
+function getSmtpIdentity(senderName, smtpServer) {
+  // Set up the identity.
+  let identity = MailServices.accounts.createIdentity();
+  identity.email = senderName;
+  identity.smtpServerKey = smtpServer.key;
+
+  return identity;
+}
+
+var gServer;
+var gOutbox;
+
+add_setup(() => {
+  gServer = setupServerDaemon();
+  gServer.start();
+
+  // Test needs a non-local default account to be able to send messages.
+  let popAccount = createAccount("pop3");
+  let localAccount = createAccount("local");
+  MailServices.accounts.defaultAccount = popAccount;
+
+  let identity = getSmtpIdentity(
+    "identity@foo.invalid",
+    getBasicSmtpServer(gServer.port)
+  );
+  popAccount.addIdentity(identity);
+  popAccount.defaultIdentity = identity;
+
+  // Test is using the Sent folder and Outbox folder of the local account.
+  let rootFolder = localAccount.incomingServer.rootFolder;
+  rootFolder.createSubfolder("Sent", null);
+  MailServices.accounts.setSpecialFolders();
+  gOutbox = rootFolder.getChildNamed("Outbox");
+
+  registerCleanupFunction(() => {
+    gServer.stop();
+  });
+});
+
+add_task(async function testIsReflexive() {
+  let files = {
+    "background.js": async () => {
+      function trimContent(content) {
+        let data = content.replaceAll("\r\n", "\n").split("\n");
+        while (data[data.length - 1] == "") {
+          data.pop();
+        }
+        return data.join("\n");
+      }
+
+      // Create a plain text message.
+      let createdTextWindowPromise = window.waitForEvent("windows.onCreated");
+      await browser.compose.beginNew({
+        plainTextBody: "This is some PLAIN text.",
+        isPlainText: true,
+        to: "rcpt@invalid.foo",
+        subject: "Test message",
+      });
+      let [createdTextWindow] = await createdTextWindowPromise;
+      let [createdTextTab] = await browser.tabs.query({
+        windowId: createdTextWindow.id,
+      });
+
+      // Call getComposeDetails() to trigger the actual bug.
+      let details = await browser.compose.getComposeDetails(createdTextTab.id);
+      browser.test.assertEq("This is some PLAIN text.", details.plainTextBody);
+
+      // Send the message.
+      let removedTextWindowPromise = window.waitForEvent("windows.onRemoved");
+      browser.compose.sendMessage(createdTextTab.id);
+      await removedTextWindowPromise;
+
+      // Find the message in the send folder.
+      let accounts = await browser.accounts.list();
+      let account = accounts.find(a => a.folders.find(f => f.type == "sent"));
+      let { messages } = await browser.messages.list(
+        account.folders.find(f => f.type == "sent")
+      );
+
+      // Read the message.
+      browser.test.assertEq(
+        "Test message",
+        messages[0].subject,
+        "Should find the sent message"
+      );
+      let message = await browser.messages.getFull(messages[0].id);
+      let content = trimContent(message.parts[0].body);
+
+      // Test that the first line is not an empty line.
+      browser.test.assertEq(
+        "This is some PLAIN text.",
+        content,
+        "The content should not start with an empty line"
+      );
+
+      browser.test.notifyPass("finished");
+    },
+    "utils.js": await getUtilsJS(),
+  };
+  let extension = ExtensionTestUtils.loadExtension({
+    files,
+    manifest: {
+      background: { scripts: ["utils.js", "background.js"] },
+      permissions: ["accountsRead", "compose", "compose.send", "messagesRead"],
+    },
+  });
+
+  await extension.startup();
+  await extension.awaitFinish("finished");
+  await extension.unload();
+});