diff --git a/calendar/base/content/imip-bar-overlay.inc.xhtml b/calendar/base/content/imip-bar-overlay.inc.xhtml
index 6333bd08e6..8287bca640 100644
--- a/calendar/base/content/imip-bar-overlay.inc.xhtml
+++ b/calendar/base/content/imip-bar-overlay.inc.xhtml
@@ -255,7 +255,7 @@
               <toolbarbutton is="toolbarbutton-menu-button" id="imipDeclineRecurrencesButton"
                              tooltiptext="&lightning.imipbar.btnDeclineRecurrences2.tooltiptext;"
                              label="&lightning.imipbar.btnDeclineRecurrences.label;"
-                             oncommand="calImipBar.executeAction('DECLINED');"
+                             oncommand="calImipBar.executeAction('DECLINED', 'AUTO');"
                              type="menu-button"
                              class="toolbarbutton-1 message-header-view-button imipDeclineRecurrencesButton"
                              hidden="true">
@@ -264,7 +264,7 @@
                             tooltiptext="&lightning.imipbar.btnSendSeries.tooltiptext;"
                             label="&lightning.imipbar.btnSend.label;"
                             oncommand="calImipBar.executeAction('DECLINED'); event.stopPropagation();"/>
-                  <menuitem id="imipDeclineRecurrencesButton_DeclineAllDontSend"
+                  <menuitem id="imipDeclineRecurrencesButton_DeclineDontSend"
                             tooltiptext="&lightning.imipbar.btnDontSendSeries.tooltiptext;"
                             label="&lightning.imipbar.btnDontSend.label;"
                             oncommand="calImipBar.executeAction('DECLINED', 'NONE'); event.stopPropagation();"/>
diff --git a/calendar/itip/CalItipEmailTransport.jsm b/calendar/itip/CalItipEmailTransport.jsm
index 1a77c817bf..437f034bea 100644
--- a/calendar/itip/CalItipEmailTransport.jsm
+++ b/calendar/itip/CalItipEmailTransport.jsm
@@ -256,8 +256,7 @@ class CalItipEmailTransport {
           //           "@mozilla.org/messengercompose/composesendlistener;1"
           //           and/or "chrome://messenger/content/messengercompose/sendProgress.xhtml"
           // i.e. bug 432662
-          let msgSend = Cc["@mozilla.org/messengercompose/send;1"].createInstance(Ci.nsIMsgSend);
-          msgSend.sendMessageFile(
+          this.getMsgSend().sendMessageFile(
             identity,
             account.key,
             composeFields,
@@ -366,6 +365,14 @@ class CalItipEmailTransport {
     }
   }
 
+  /**
+   * Provides a new nsIMsgSend instance to use when sending the message. This
+   * method can be overridden in child classes for testing or other purposes.
+   */
+  getMsgSend() {
+    return Cc["@mozilla.org/messengercompose/send;1"].createInstance(Ci.nsIMsgSend);
+  }
+
   /**
    * Provides the identity and account to use when sending iTIP emails. By
    * default prefers whatever the item's calendar is configured to use or the
diff --git a/calendar/test/browser/invitations/browser.ini b/calendar/test/browser/invitations/browser.ini
index 3ea5efb3db..c8163e0724 100644
--- a/calendar/test/browser/invitations/browser.ini
+++ b/calendar/test/browser/invitations/browser.ini
@@ -1,5 +1,5 @@
 [default]
-head = ../head.js
+head = ../head.js head.js
 prefs =
   calendar.item.promptDelete=false
   calendar.timezone.local=UTC
@@ -16,4 +16,6 @@ support-files = data/**
 [browser_icsAttachment.js]
 skip-if = os == 'win'
 [browser_identityPrompt.js]
+[browser_imipBar.js]
 [browser_imipBarEmail.js]
+[browser_imipBarRepeat.js]
diff --git a/calendar/test/browser/invitations/browser_imipBar.js b/calendar/test/browser/invitations/browser_imipBar.js
new file mode 100644
index 0000000000..c54a562603
--- /dev/null
+++ b/calendar/test/browser/invitations/browser_imipBar.js
@@ -0,0 +1,204 @@
+/* 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 for receiving event invitations via the imip-bar.
+ */
+"use strict";
+
+var { cal } = ChromeUtils.import("resource:///modules/calendar/calUtils.jsm");
+var { CalItipDefaultEmailTransport } = ChromeUtils.import(
+  "resource:///modules/CalItipEmailTransport.jsm"
+);
+var { FileUtils } = ChromeUtils.import("resource://gre/modules/FileUtils.jsm");
+var { MailServices } = ChromeUtils.import("resource:///modules/MailServices.jsm");
+
+var { open_message_from_file } = ChromeUtils.import(
+  "resource://testing-common/mozmill/FolderDisplayHelpers.jsm"
+);
+var { CalendarTestUtils } = ChromeUtils.import(
+  "resource://testing-common/calendar/CalendarTestUtils.jsm"
+);
+
+let deleteMgr = Cc["@mozilla.org/calendar/deleted-items-manager;1"].getService(Ci.calIDeletedItems)
+  .wrappedJSObject;
+
+let account;
+let identity;
+let calendar;
+let transport;
+let getImipTransport;
+let markDeleted;
+
+/**
+ * Initialize account, identity and calendar.
+ */
+add_setup(async function() {
+  account = MailServices.accounts.createAccount();
+  account.incomingServer = MailServices.accounts.createIncomingServer(
+    "receiver",
+    "example.com",
+    "imap"
+  );
+  identity = MailServices.accounts.createIdentity();
+  identity.email = "receiver@example.com";
+  account.addIdentity(identity);
+
+  await CalendarTestUtils.setCalendarView(window, "month");
+  window.goToDate(cal.createDateTime("20220316T191602Z"));
+
+  calendar = CalendarTestUtils.createCalendar("Test");
+  transport = new EmailTransport(account, identity);
+  getImipTransport = cal.itip.getImipTransport;
+  cal.itip.getImipTransport = () => transport;
+  markDeleted = deleteMgr.markDeleted;
+  deleteMgr.markDeleted = () => {};
+
+  registerCleanupFunction(() => {
+    MailServices.accounts.removeAccount(account, true);
+    cal.itip.getImipTransport = getImipTransport;
+    deleteMgr.markDeleted = markDeleted;
+    CalendarTestUtils.removeCalendar(calendar);
+  });
+});
+
+/**
+ * Tests accepting an invitation and sending a response.
+ */
+add_task(async function testAcceptWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  clickAction(win, "imipAcceptButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "ACCEPTED",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests tentatively accepting an invitation and sending a response.
+ */
+add_task(async function testTentativeWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  clickAction(win, "imipTentativeButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "TENTATIVE",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests declining an invitation and sending a response.
+ */
+add_task(async function testDeclineWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  clickAction(win, "imipDeclineButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "DECLINED",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests accepting an invitation without sending a response.
+ */
+add_task(async function testAcceptWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  await clickMenuAction(win, "imipAcceptButton", "imipAcceptButton_AcceptDontSend");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "ACCEPTED",
+      noReply: true,
+    },
+    event
+  );
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests tentatively accepting an invitation without sending a response.
+ */
+add_task(async function testTentativeWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  await clickMenuAction(win, "imipTentativeButton", "imipTentativeButton_TentativeDontSend");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "TENTATIVE",
+      noReply: true,
+    },
+    event
+  );
+
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests declining an invitation without sending a response.
+ */
+add_task(async function testDeclineWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/single-event.eml")));
+  await clickMenuAction(win, "imipDeclineButton", "imipDeclineButton_DeclineDontSend");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      partStat: "DECLINED",
+      noReply: true,
+    },
+    event
+  );
+
+  await calendar.deleteItem(event);
+  await BrowserTestUtils.closeWindow(win);
+});
diff --git a/calendar/test/browser/invitations/browser_imipBarRepeat.js b/calendar/test/browser/invitations/browser_imipBarRepeat.js
new file mode 100644
index 0000000000..683e89c390
--- /dev/null
+++ b/calendar/test/browser/invitations/browser_imipBarRepeat.js
@@ -0,0 +1,229 @@
+/* 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 for receiving recurring event invitations via the imip-bar.
+ */
+"use strict";
+
+var { cal } = ChromeUtils.import("resource:///modules/calendar/calUtils.jsm");
+var { CalItipDefaultEmailTransport } = ChromeUtils.import(
+  "resource:///modules/CalItipEmailTransport.jsm"
+);
+var { FileUtils } = ChromeUtils.import("resource://gre/modules/FileUtils.jsm");
+var { MailServices } = ChromeUtils.import("resource:///modules/MailServices.jsm");
+
+var { open_message_from_file } = ChromeUtils.import(
+  "resource://testing-common/mozmill/FolderDisplayHelpers.jsm"
+);
+var { CalendarTestUtils } = ChromeUtils.import(
+  "resource://testing-common/calendar/CalendarTestUtils.jsm"
+);
+
+let deleteMgr = Cc["@mozilla.org/calendar/deleted-items-manager;1"].getService(Ci.calIDeletedItems)
+  .wrappedJSObject;
+
+let account;
+let identity;
+let calendar;
+let transport;
+let getImipTransport = cal.itip.getImipTransport;
+let markDeleted = deleteMgr.markDeleted;
+
+let startRange = cal.createDateTime("19990101");
+let endRange = cal.createDateTime("20400101");
+
+/**
+ * Initialize account, identity and calendar.
+ */
+add_setup(async function() {
+  account = MailServices.accounts.createAccount();
+  account.incomingServer = MailServices.accounts.createIncomingServer(
+    "receiver",
+    "example.com",
+    "imap"
+  );
+  identity = MailServices.accounts.createIdentity();
+  identity.email = "receiver@example.com";
+  account.addIdentity(identity);
+
+  await CalendarTestUtils.setCalendarView(window, "month");
+  window.goToDate(cal.createDateTime("20220316T191602Z"));
+
+  calendar = CalendarTestUtils.createCalendar("Test");
+  transport = new EmailTransport(account, identity);
+  getImipTransport = cal.itip.getImipTransport;
+  cal.itip.getImipTransport = () => transport;
+  markDeleted = deleteMgr.markDeleted;
+  deleteMgr.markDeleted = () => {};
+
+  registerCleanupFunction(() => {
+    MailServices.accounts.removeAccount(account, true);
+    cal.itip.getImipTransport = getImipTransport;
+    deleteMgr.markDeleted = markDeleted;
+    CalendarTestUtils.removeCalendar(calendar);
+  });
+});
+
+/**
+ * Tests accepting an invitation to a recurring event and sending a response.
+ */
+add_task(async function testAcceptRecurringWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  clickAction(win, "imipAcceptRecurrencesButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "ACCEPTED",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests tentatively accepting an invitation to a recurring event and sending a
+ * response.
+ */
+add_task(async function testTentativeRecurringWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  clickAction(win, "imipTentativeRecurrencesButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "TENTATIVE",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests declining an invitation to a recurring event and sending a response.
+ */
+add_task(async function testDeclineRecurringWithResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  clickAction(win, "imipDeclineRecurrencesButton");
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "DECLINED",
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests accepting an invitation to a recurring event without sending a response.
+ */
+add_task(async function testAcceptRecurringWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  await clickMenuAction(
+    win,
+    "imipAcceptRecurrencesButton",
+    "imipAcceptRecurrencesButton_AcceptDontSend"
+  );
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "ACCEPTED",
+      noReply: true,
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests tentatively accepting an invitation to a recurring event without sending
+ * a response.
+ */
+add_task(async function testTentativeRecurringWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  await clickMenuAction(
+    win,
+    "imipTentativeRecurrencesButton",
+    "imipTentativeRecurrencesButton_TentativeDontSend"
+  );
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "TENTATIVE",
+      noReply: true,
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
+
+/**
+ * Tests declining an invitation to a recurring event without sending a response.
+ */
+add_task(async function testDeclineRecurrencesWithoutResponse() {
+  transport.reset();
+  let win = await openImipMessage(new FileUtils.File(getTestFilePath("data/repeat-event.eml")));
+  await clickMenuAction(
+    win,
+    "imipDeclineRecurrencesButton",
+    "imipDeclineRecurrencesButton_DeclineDontSend"
+  );
+
+  let event = (await CalendarTestUtils.monthView.waitForItemAt(window, 3, 4, 1)).item;
+  await doImipBarActionTest(
+    {
+      calendar,
+      transport,
+      identity,
+      isRecurring: true,
+      partStat: "DECLINED",
+      noReply: true,
+    },
+    event
+  );
+
+  await calendar.deleteItem(event.parentItem);
+  await BrowserTestUtils.closeWindow(win);
+});
diff --git a/calendar/test/browser/invitations/data/repeat-event.eml b/calendar/test/browser/invitations/data/repeat-event.eml
new file mode 100644
index 0000000000..9247e6575b
--- /dev/null
+++ b/calendar/test/browser/invitations/data/repeat-event.eml
@@ -0,0 +1,49 @@
+MIME-Version: 1.0
+Date: Mon, 28 Mar 2022 17:49:35 +0000
+Subject: Invitation: Repeat Event @ Daily from 2pm to 3pm 3 times (AST) (receiver@example.com)
+From: sender@example.com
+To: receiver@example.com
+Content-Type: multipart/mixed; boundary="00000000000080f3db05db4aef5b"
+
+--00000000000080f3db05db4aef5b
+Content-Type: multipart/alternative; boundary="00000000000080f3da05db4aef59"
+
+--00000000000080f3da05db4aef59
+Content-Type: text/calendar; charset="UTF-8"; method=REQUEST
+Content-Transfer-Encoding: 7bit
+
+BEGIN:VCALENDAR
+METHOD:REQUEST
+BEGIN:VEVENT
+DTSTART:20220316T110000Z
+DTEND:20220316T113000Z
+RRULE:FREQ=DAILY;WKST=SU;COUNT=3;INTERVAL=1
+DTSTAMP:20220316T191602Z
+UID:02e79b96
+ORGANIZER;CN=Sender;
+ EMAIL=sender@example.com:mailto:sender@example.com
+ATTENDEE;CN=Sender;
+ EMAIL=sender@example.com;CUTYPE=INDIVIDUAL;
+ PARTSTAT=ACCEPTED;RSVP=FALSE:mailto:sender@example.com
+ATTENDEE;CN=Receiver;EMAIL=receiver@example.com;CUTYPE=INDIVIDUAL;
+ PARTSTAT=NEEDS-ACTION;RSVP=TRUE:mailto:receiver@example.com
+ATTENDEE;CN=Other;EMAIL=other@example.com;CUTYPE=INDIVIDUAL;
+ PARTSTAT=NEEDS-ACTION;RSVP=TRUE:mailto:other@example.com
+CREATED:20220328T174934Z
+LAST-MODIFIED:20220328T174934Z
+LOCATION:Somewhere
+SEQUENCE:0
+STATUS:CONFIRMED
+SUMMARY:Repeat Event
+DESCRIPTION:An event invitation.
+TRANSP:OPAQUE
+BEGIN:VALARM
+ACTION:DISPLAY
+TRIGGER:-P1D
+DESCRIPTION:This is an event reminder
+END:VALARM
+END:VEVENT
+END:VCALENDAR
+
+--00000000000080f3da05db4aef59--
+--00000000000080f3db05db4aef5b--
diff --git a/calendar/test/browser/invitations/data/single-event.eml b/calendar/test/browser/invitations/data/single-event.eml
new file mode 100644
index 0000000000..4395bc4b57
--- /dev/null
+++ b/calendar/test/browser/invitations/data/single-event.eml
@@ -0,0 +1,78 @@
+MIME-Version: 1.0
+Content-Transfer-Encoding: binary
+Content-Type: multipart/mixed; boundary="_----------=_1647458162153312762582"
+Date: Wed, 16 Mar 2022 15:16:02 -0400
+To: receiver@example.com
+Subject: Invitation: Single Event @ Wed, Mar 16 2022 11:00 AST
+From: Sender <sender@example.com>
+
+This is a multi-part message in MIME format.
+
+--_----------=_1647458162153312762582
+MIME-Version: 1.0
+Content-Transfer-Encoding: binary
+Content-Type: multipart/alternative; boundary="_----------=_1647458162153312762583"
+Date: Wed, 16 Mar 2022 15:16:02 -0400
+
+This is a multi-part message in MIME format.
+
+--_----------=_1647458162153312762583
+MIME-Version: 1.0
+Content-Disposition: inline
+Content-Length: 227
+Content-Transfer-Encoding: binary
+Content-Type: text/plain; charset="utf-8"
+Date: Wed, 16 Mar 2022 15:16:02 -0400
+
+Single Event
+
+When:
+    Wed, Mar 16 2022
+    11:00 - 12:00 AST
+Where:
+    Somewhere
+
+--_----------=_1647458162153312762583
+MIME-Version: 1.0
+Content-Disposition: inline
+Content-Transfer-Encoding: quoted-printable
+Content-Type: text/calendar; charset="utf-8"; method="REQUEST"
+Date: Wed, 16 Mar 2022 15:16:02 -0400
+
+BEGIN:VCALENDAR
+VERSION:2.0
+METHOD:REQUEST
+CALSCALE:GREGORIAN
+BEGIN:VEVENT
+UID:b0c0b197
+SEQUENCE:0
+DTSTAMP:20220316T191602Z
+CREATED:20220316T191532Z
+DTSTART:20220316T110000Z
+DTEND:20220316T113000Z
+DURATION:PT1H
+PRIORITY:0
+SUMMARY:Single Event
+DESCRIPTION:An event invitation.
+LOCATION:Somewhere
+STATUS:CONFIRMED
+TRANSP:OPAQUE
+CLASS:PUBLIC
+ORGANIZER;CN=3DSender;
+ EMAIL=3Dsender@example.com:mailto:sender@example.com
+ATTENDEE;CN=3DSender;
+ EMAIL=3Dsender@example.com;CUTYPE=3DINDIVIDUAL;
+ PARTSTAT=3DACCEPTED;RSVP=3DFALSE:mailto:sender@example.com
+ATTENDEE;CN=Receiver;EMAIL=3Dreceiver@example.com;CUTYPE=3DINDIVIDUAL;
+ PARTSTAT=3DNEEDS-ACTION;RSVP=3DTRUE:mailto:receiver@example.com
+ATTENDEE;CN=Other;EMAIL=other@example.com;CUTYPE=3DINDIVIDUAL;
+ PARTSTAT=3DNEEDS-ACTION;RSVP=3DTRUE:mailto:other@example.com
+BEGIN:VALARM
+ACTION:DISPLAY
+TRIGGER:-P1D
+DESCRIPTION:This is an event reminder
+END:VALARM
+END:VEVENT
+END:VCALENDAR
+
+--_----------=_1647458162153312762583--
diff --git a/calendar/test/browser/invitations/head.js b/calendar/test/browser/invitations/head.js
new file mode 100644
index 0000000000..f8d3fe9f3f
--- /dev/null
+++ b/calendar/test/browser/invitations/head.js
@@ -0,0 +1,260 @@
+/* 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/. */
+
+/**
+ * Common functions for the imip-bar tests.
+ *
+ * Note that these tests are heavily tied to the properties of single-event.eml
+ * and repeat-event.eml.
+ */
+
+"use strict";
+
+var { cal } = ChromeUtils.import("resource:///modules/calendar/calUtils.jsm");
+var { CalItipDefaultEmailTransport } = ChromeUtils.import(
+  "resource:///modules/CalItipEmailTransport.jsm"
+);
+var { FileUtils } = ChromeUtils.import("resource://gre/modules/FileUtils.jsm");
+var { MailServices } = ChromeUtils.import("resource:///modules/MailServices.jsm");
+
+var { open_message_from_file } = ChromeUtils.import(
+  "resource://testing-common/mozmill/FolderDisplayHelpers.jsm"
+);
+var { CalendarTestUtils } = ChromeUtils.import(
+  "resource://testing-common/calendar/CalendarTestUtils.jsm"
+);
+
+class EmailTransport extends CalItipDefaultEmailTransport {
+  sentItems = [];
+
+  sentMsgs = [];
+
+  getMsgSend() {
+    let { sentMsgs } = this;
+    return {
+      sendMessageFile(
+        userIdentity,
+        accountKey,
+        composeFields,
+        messageFile,
+        deleteSendFileOnCompletion,
+        digest,
+        deliverMode,
+        msgToReplace,
+        listener,
+        statusFeedback,
+        smtpPassword
+      ) {
+        sentMsgs.push({
+          userIdentity,
+          accountKey,
+          composeFields,
+          messageFile,
+          deleteSendFileOnCompletion,
+          digest,
+          deliverMode,
+          msgToReplace,
+          listener,
+          statusFeedback,
+          smtpPassword,
+        });
+      },
+    };
+  }
+
+  sendItems(recipients, itipItem, fromAttendee) {
+    this.sentItems.push({ recipients, itipItem, fromAttendee });
+    return super.sendItems(recipients, itipItem, fromAttendee);
+  }
+
+  reset() {
+    this.sentItems = [];
+    this.sentMsgs = [];
+  }
+}
+
+/**
+ * Opens an iMIP message file and waits for the imip-bar to appear.
+ *
+ * @param {nsIFile} file
+ * @return {Window}
+ */
+async function openImipMessage(file) {
+  let { window: win } = await open_message_from_file(file);
+  let imipBar = win.document.getElementById("imip-bar");
+  await TestUtils.waitForCondition(() => !imipBar.collapsed, "imip-bar shown");
+  return win;
+}
+
+/**
+ * Clicks on one of the imip-bar action buttons.
+ *
+ * @param {Window} win
+ * @param {string} id
+ */
+function clickAction(win, id) {
+  let action = win.document.getElementById(id);
+  Assert.ok(!action.hidden, `"#${id}" shown"`);
+  EventUtils.synthesizeMouseAtCenter(action, {}, win);
+}
+
+/**
+ * Clicks on one of the imip-bar actions from a dropdown menu.
+ *
+ * @param {Window} win The window the imip message is opened in.
+ * @param {string} buttonId The id of the <toolbarbutton> containing the menu.
+ * @param {string} actionId The id of the menu item to click.
+ */
+async function clickMenuAction(win, buttonId, actionId) {
+  let actionButton = win.document.getElementById(buttonId);
+  Assert.ok(!actionButton.hidden, `"${buttonId}" shown`);
+
+  let actionMenu = actionButton.querySelector("menupopup");
+  let menuShown = BrowserTestUtils.waitForEvent(actionMenu, "popupshown");
+  EventUtils.synthesizeMouseAtCenter(actionButton.querySelector("dropmarker"), {}, win);
+  await menuShown;
+  EventUtils.synthesizeMouseAtCenter(win.document.getElementById(actionId), {}, win);
+}
+
+const unpromotedProps = ["location", "description", "sequence", "x-moz-received-dtstamp"];
+
+/**
+ * An object where the keys are paths and the values the values they lead to
+ * in an object we want to test for correctness.
+ * @typedef {Object} Comparable
+ */
+
+/**
+ * Compares the paths specified in the expected object against the provided
+ * actual object.
+ *
+ * @param {object} actual This is expected to be a calIEvent or calIAttendee but
+ *   can also be an array of both etc.
+ * @param {Comparable} expected
+ */
+function compareProperties(actual, expected, prefix = "") {
+  Assert.equal(typeof actual, "object", `${prefix || "provided value"} is an object`);
+  for (let [key, value] of Object.entries(expected)) {
+    if (key.includes(".")) {
+      let keys = key.split(".");
+      let head = keys[0];
+      let tail = keys.slice(1).join(".");
+      compareProperties(actual[head], { [tail]: value }, [prefix, head].filter(k => k).join("."));
+      continue;
+    }
+
+    let path = [prefix, key].filter(k => k).join(".");
+    let actualValue = unpromotedProps.includes(key) ? actual.getProperty(key) : actual[key];
+    Assert.equal(actualValue, value, `property "${path}" is "${value}"`);
+  }
+}
+
+/**
+ * @typedef {Object} ImipBarActionTestConf
+ *
+ * @property {calICalendar} calendar  The calendar used for the test.
+ * @property {calIItipTranport} transport The transport used for the test.
+ * @property {nsIIdentity} identity  The identity expected to be used to
+ *   send the reply.
+ * @property {string} partStat The participationStatus of the receiving user to
+ *   expect.
+ * @property {boolean} noReply If true, do not expect an attempt to send a reply.
+ */
+
+/**
+ * Test the properties of an event created from the imip-bar and optionally, the
+ * attempt to send a reply.
+ *
+ * @param {ImipBarActionTestConf} conf
+ * @param {calIEvent|calIEvent[]} item
+ */
+async function doImipBarActionTest(conf, event) {
+  let { calendar, transport, identity, partStat, isRecurring, noReply } = conf;
+  let title = isRecurring ? "Repeat Event" : "Single Event";
+  let events = [event];
+  let startDates = ["20220316T110000Z"];
+  let endDates = ["20220316T113000Z"];
+
+  if (isRecurring) {
+    startDates = [...startDates, "20220317T110000Z", "20220318T110000Z"];
+    endDates = [...endDates, "20220317T113000Z", "20220318T113000Z"];
+    events = event.parentItem.recurrenceInfo.getOccurrences(
+      cal.createDateTime("19700101"),
+      cal.createDateTime("30000101"),
+      Infinity
+    );
+    Assert.equal(events.length, 3, "reccurring event has 3 occurrences");
+  }
+
+  info("Verifying relevant properties of each event occurrence");
+  for (let [index, occurrence] of events.entries()) {
+    compareProperties(occurrence, {
+      title,
+      "calendar.name": calendar.name,
+      "startDate.icalString": startDates[index],
+      "endDate.icalString": endDates[index],
+      description: "An event invitation.",
+      location: "Somewhere",
+      sequence: "0",
+      "x-moz-received-dtstamp": "20220316T191602Z",
+      "organizer.id": "mailto:sender@example.com",
+      status: "CONFIRMED",
+    });
+
+    // Alarms should be ignored.
+    Assert.equal(
+      occurrence.getAlarms().length,
+      0,
+      `${isRecurring ? "occurrence" : "event"} has no reminders`
+    );
+
+    info("Verifying attendee list and participation status");
+    let attendees = occurrence.getAttendees();
+    compareProperties(attendees, {
+      "0.id": "mailto:sender@example.com",
+      "0.participationStatus": "ACCEPTED",
+      "1.participationStatus": partStat,
+      "1.id": "mailto:receiver@example.com",
+      "2.id": "mailto:other@example.com",
+      "2.participationStatus": "NEEDS-ACTION",
+    });
+  }
+
+  if (noReply) {
+    Assert.equal(
+      transport.sentItems.length,
+      0,
+      "itip subsystem did not attempt to send a response"
+    );
+    Assert.equal(transport.sentMsgs.length, 0, "no call was made into the mail subsystem");
+  } else {
+    info("Verifying the attempt to send a response uses the correct data");
+    Assert.equal(transport.sentItems.length, 1, "itip subsystem attempted to send a response");
+    compareProperties(transport.sentItems[0], {
+      "recipients.0.id": "mailto:sender@example.com",
+      "itipItem.responseMethod": "REPLY",
+      "fromAttendee.id": "mailto:receiver@example.com",
+      "fromAttendee.participationStatus": partStat,
+    });
+
+    // The itipItem is used to generate the iTIP data in the message body.
+    info("Verifying the reply calItipItem attendee list");
+    let replyItem = transport.sentItems[0].itipItem.getItemList()[0];
+    let replyAttendees = replyItem.getAttendees();
+    Assert.equal(replyAttendees.length, 1, "reply has one attendee");
+    compareProperties(replyAttendees[0], {
+      id: "mailto:receiver@example.com",
+      participationStatus: partStat,
+    });
+
+    info("Verifying the call to the message subsystem");
+    Assert.equal(transport.sentMsgs.length, 1, "transport sent 1 message");
+    compareProperties(transport.sentMsgs[0], {
+      userIdentity: identity,
+      "composeFields.from": "receiver@example.com",
+      "composeFields.to": "Sender <sender@example.com>",
+    });
+    Assert.ok(transport.sentMsgs[0].messageFile.exists(), "message file was created");
+  }
+}