--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/sabre/vobject/tests/VObject/JCalTest.php	Sat Jan 13 09:06:10 2018 -0500
@@ -0,0 +1,150 @@
+<?php
+
+namespace Sabre\VObject;
+
+class JCalTest extends \PHPUnit_Framework_TestCase {
+
+    function testToJCal() {
+
+        $cal = new Component\VCalendar();
+
+        $event = $cal->add('VEVENT', array(
+            "UID" => "foo",
+            "DTSTART" => new \DateTime("2013-05-26 18:10:00Z"),
+            "DURATION" => "P1D",
+            "CATEGORIES" => array('home', 'testing'),
+            "CREATED" => new \DateTime("2013-05-26 18:10:00Z"),
+
+            "ATTENDEE" => "mailto:armin@example.org",
+            "GEO" => array(51.96668, 7.61876),
+            "SEQUENCE" => 5,
+            "FREEBUSY" => array("20130526T210213Z/PT1H", "20130626T120000Z/20130626T130000Z"),
+            "URL" => "http://example.org/",
+            "TZOFFSETFROM" => "+05:00",
+            "RRULE" => array('FREQ' => 'WEEKLY', 'BYDAY' => array('MO','TU')),
+        ));
+
+        // Modifying DTSTART to be a date-only.
+        $event->dtstart['VALUE'] = 'DATE';
+        $event->add("X-BOOL", true, array('VALUE' => 'BOOLEAN'));
+        $event->add("X-TIME", "08:00:00", array('VALUE' => 'TIME'));
+        $event->add("ATTACH", "attachment", array('VALUE' => 'BINARY'));
+        $event->add("ATTENDEE", "mailto:dominik@example.org", array("CN" => "Dominik", "PARTSTAT" => "DECLINED"));
+
+        $event->add('REQUEST-STATUS', array("2.0", "Success"));
+        $event->add('REQUEST-STATUS', array("3.7", "Invalid Calendar User", "ATTENDEE:mailto:jsmith@example.org"));
+
+        $event->add('DTEND', '20150108T133000');
+
+        $expected = array(
+            "vcalendar",
+            array(
+                array(
+                    "version",
+                    new \StdClass(),
+                    "text",
+                    "2.0"
+                ),
+                array(
+                    "prodid",
+                    new \StdClass(),
+                    "text",
+                    "-//Sabre//Sabre VObject " . Version::VERSION . "//EN",
+                ),
+                array(
+                    "calscale",
+                    new \StdClass(),
+                    "text",
+                    "GREGORIAN"
+                ),
+            ),
+            array(
+                array("vevent",
+                    array(
+                        array(
+                            "uid", new \StdClass(), "text", "foo",
+                        ),
+                        array(
+                            "dtstart", new \StdClass(), "date", "2013-05-26",
+                        ),
+                        array(
+                            "duration", new \StdClass(), "duration", "P1D",
+                        ),
+                        array(
+                            "categories", new \StdClass(), "text", "home", "testing",
+                        ),
+                        array(
+                            "created", new \StdClass(), "date-time", "2013-05-26T18:10:00Z",
+                        ),
+
+                        array(
+                            "attendee", new \StdClass(), "cal-address", "mailto:armin@example.org",
+                        ),
+                        array(
+                            "geo", new \StdClass(), "float", array(51.96668, 7.61876),
+                        ),
+                        array(
+                            "sequence", new \StdClass(), "integer", 5
+                        ),
+                        array(
+                            "freebusy", new \StdClass(), "period",  array("2013-05-26T21:02:13", "PT1H"), array("2013-06-26T12:00:00", "2013-06-26T13:00:00"),
+                        ),
+                        array(
+                            "url", new \StdClass(), "uri", "http://example.org/",
+                        ),
+                        array(
+                            "tzoffsetfrom", new \StdClass(), "utc-offset", "+05:00",
+                        ),
+                        array(
+                            "rrule", new \StdClass(), "recur", array(
+                                'freq' => 'WEEKLY',
+                                'byday' => array('MO', 'TU'),
+                            ),
+                        ),
+                        array(
+                            "x-bool", new \StdClass(), "boolean", true
+                        ),
+                        array(
+                            "x-time", new \StdClass(), "time", "08:00:00",
+                        ),
+                        array(
+                            "attach", new \StdClass(), "binary", base64_encode('attachment')
+                        ),
+                        array(
+                            "attendee",
+                            (object)array(
+                                "cn" => "Dominik",
+                                "partstat" => "DECLINED",
+                            ),
+                            "cal-address",
+                            "mailto:dominik@example.org"
+                        ),
+                        array(
+                            "request-status",
+                            new \StdClass(),
+                            "text",
+                            array("2.0", "Success"),
+                        ),
+                        array(
+                            "request-status",
+                            new \StdClass(),
+                            "text",
+                            array("3.7", "Invalid Calendar User", "ATTENDEE:mailto:jsmith@example.org"),
+                        ),
+                        array(
+                            'dtend',
+                            new \StdClass(),
+                            "date-time",
+                            "2015-01-08T13:30:00",
+                        ),
+                    ),
+                    array(),
+                )
+            ),
+        );
+
+        $this->assertEquals($expected, $cal->jsonSerialize());
+
+    }
+
+}