diff --git a/test/test_calendars/San_Francisco_Public_Holidays.ics b/test/test_calendars/San_Francisco_Public_Holidays.ics
deleted file mode 100644
index 890139e..0000000
--- a/test/test_calendars/San_Francisco_Public_Holidays.ics
+++ /dev/null
@@ -1,320 +0,0 @@
-BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:-//Calendar Labs//Calendar 1.0//EN
-CALSCALE:GREGORIAN
-METHOD:PUBLISH
-X-WR-CALNAME:Russia Holidays
-X-WR-TIMEZONE:Etc/GMT
-BEGIN:VEVENT
-SUMMARY:New Year's Day
-DTSTART;VALUE=DATE:20240101
-DTEND;VALUE=DATE:20240101
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcb9111729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20240102
-DTEND;VALUE=DATE:20240102
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcba351729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20240103
-DTEND;VALUE=DATE:20240103
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcbb4a1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20240104
-DTEND;VALUE=DATE:20240104
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcbc471729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20240105
-DTEND;VALUE=DATE:20240105
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcbd3c1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Orthodox Christmas
-DTSTART;VALUE=DATE:20240107
-DTEND;VALUE=DATE:20240107
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/orthodox-christmas.php to know more about Orthodox Christmas. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcbe351729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Orthodox Christmas Holiday
-DTSTART;VALUE=DATE:20240108
-DTEND;VALUE=DATE:20240108
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/orthodox-christmas.php to know more about Orthodox Christmas Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcbf5b1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Defender of the Fatherland
-DTSTART;VALUE=DATE:20240223
-DTEND;VALUE=DATE:20240223
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/defender-of-the-fatherland.php to know more about Defender of the Fatherland. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc0661729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Intl. Women's Day
-DTSTART;VALUE=DATE:20240308
-DTEND;VALUE=DATE:20240308
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/international/international-womens-day.php to know more about Intl. Women's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc16e1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Spring and Labor Day
-DTSTART;VALUE=DATE:20240501
-DTEND;VALUE=DATE:20240501
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/uk/may-day.php to know more about Spring and Labor Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc26f1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Victory Day
-DTSTART;VALUE=DATE:20240509
-DTEND;VALUE=DATE:20240509
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/victory-day.php to know more about Victory Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc36f1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Russia Day
-DTSTART;VALUE=DATE:20240612
-DTEND;VALUE=DATE:20240612
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/russia-day.php to know more about Russia Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc4771729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Civil Unity Day
-DTSTART;VALUE=DATE:20241104
-DTEND;VALUE=DATE:20241104
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/unity-day.php to know more about Civil Unity Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc57d1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day
-DTSTART;VALUE=DATE:20250101
-DTEND;VALUE=DATE:20250101
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc6811729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20250102
-DTEND;VALUE=DATE:20250102
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc7881729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20250103
-DTEND;VALUE=DATE:20250103
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc8911729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20250104
-DTEND;VALUE=DATE:20250104
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcc9a21729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day Holiday
-DTSTART;VALUE=DATE:20250105
-DTEND;VALUE=DATE:20250105
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bccac61729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Orthodox Christmas
-DTSTART;VALUE=DATE:20250107
-DTEND;VALUE=DATE:20250107
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/orthodox-christmas.php to know more about Orthodox Christmas. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bccbd41729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Orthodox Christmas Holiday
-DTSTART;VALUE=DATE:20250108
-DTEND;VALUE=DATE:20250108
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/orthodox-christmas.php to know more about Orthodox Christmas Holiday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bccceb1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Defender of the Fatherland
-DTSTART;VALUE=DATE:20250224
-DTEND;VALUE=DATE:20250224
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/defender-of-the-fatherland.php to know more about Defender of the Fatherland. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcce091729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Intl. Women's Day
-DTSTART;VALUE=DATE:20250310
-DTEND;VALUE=DATE:20250310
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/international/international-womens-day.php to know more about Intl. Women's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bccf3b1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Spring and Labor Day
-DTSTART;VALUE=DATE:20250501
-DTEND;VALUE=DATE:20250501
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/uk/may-day.php to know more about Spring and Labor Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcd0531729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Victory Day
-DTSTART;VALUE=DATE:20250509
-DTEND;VALUE=DATE:20250509
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/victory-day.php to know more about Victory Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcd16f1729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Russia Day
-DTSTART;VALUE=DATE:20250612
-DTEND;VALUE=DATE:20250612
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/russia-day.php to know more about Russia Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcd2961729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Civil Unity Day
-DTSTART;VALUE=DATE:20251104
-DTEND;VALUE=DATE:20251104
-LOCATION:Russia
-DESCRIPTION:Visit https://calendarlabs.com/holidays/russia/unity-day.php to know more about Civil Unity Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:67164e0bcd3b51729515019@calendarlabs.com
-DTSTAMP:20241021T125019Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-END:VCALENDAR
\ No newline at end of file
diff --git a/test/test_calendars/US_Holidays.ics b/test/test_calendars/US_Holidays.ics
index 640d35c..8d20aa7 100644
--- a/test/test_calendars/US_Holidays.ics
+++ b/test/test_calendars/US_Holidays.ics
@@ -1,320 +1,15 @@
 BEGIN:VCALENDAR
 VERSION:2.0
-PRODID:-//Calendar Labs//Calendar 1.0//EN
-CALSCALE:GREGORIAN
-METHOD:PUBLISH
-X-WR-CALNAME:US Holidays
-X-WR-TIMEZONE:Etc/GMT
+PRODID:-//Example Corp//NONSGML Event//EN
 BEGIN:VEVENT
-SUMMARY:New Year's Day
-DTSTART;VALUE=DATE:20240101
-DTEND;VALUE=DATE:20240101
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca14c1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
+UID:20231225T000000-001@example.com
+DTSTAMP:20231225T000000Z
+DTSTART;VALUE=DATE:20231225
+DTEND;VALUE=DATE:20231226
+SUMMARY:Christmas Day
+DESCRIPTION:Public holiday for Christmas in The US.
+LOCATION:San Francisco
 STATUS:CONFIRMED
-TRANSP:TRANSPARENT
 SEQUENCE:0
 END:VEVENT
-BEGIN:VEVENT
-SUMMARY:M L King Day
-DTSTART;VALUE=DATE:20240115
-DTEND;VALUE=DATE:20240115
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/martin-luther-king-day.php to know more about M L King Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca1e81728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Presidents' Day
-DTSTART;VALUE=DATE:20240219
-DTEND;VALUE=DATE:20240219
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/presidents-day.php to know more about Presidents' Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca27d1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Good Friday
-DTSTART;VALUE=DATE:20240329
-DTEND;VALUE=DATE:20240329
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/good-friday.php to know more about Good Friday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca3161728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Easter Sunday
-DTSTART;VALUE=DATE:20240331
-DTEND;VALUE=DATE:20240331
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/easter.php to know more about Easter Sunday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca3ad1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Memorial Day
-DTSTART;VALUE=DATE:20240527
-DTEND;VALUE=DATE:20240527
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/memorial-day.php to know more about Memorial Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca44a1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Juneteenth
-DTSTART;VALUE=DATE:20240619
-DTEND;VALUE=DATE:20240619
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/juneteenth.php to know more about Juneteenth. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca4dc1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Independence Day
-DTSTART;VALUE=DATE:20240704
-DTEND;VALUE=DATE:20240704
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/independence-day.php to know more about Independence Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca5731728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Labor Day
-DTSTART;VALUE=DATE:20240902
-DTEND;VALUE=DATE:20240902
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/labor-day.php to know more about Labor Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca60a1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Columbus Day
-DTSTART;VALUE=DATE:20241014
-DTEND;VALUE=DATE:20241014
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/columbus-day.php to know more about Columbus Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca69e1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Veterans Day
-DTSTART;VALUE=DATE:20241111
-DTEND;VALUE=DATE:20241111
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/veterans-day.php to know more about Veterans Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca7351728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Thanksgiving Day
-DTSTART;VALUE=DATE:20241128
-DTEND;VALUE=DATE:20241128
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/thanksgiving-day.php to know more about Thanksgiving Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca7c61728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Christmas
-DTSTART;VALUE=DATE:20241225
-DTEND;VALUE=DATE:20241225
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/christmas.php to know more about Christmas. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca8631728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:New Year's Day
-DTSTART;VALUE=DATE:20250101
-DTEND;VALUE=DATE:20250101
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/new-years-day.php to know more about New Year's Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca8fe1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:M L King Day
-DTSTART;VALUE=DATE:20250120
-DTEND;VALUE=DATE:20250120
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/martin-luther-king-day.php to know more about M L King Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93cca99a1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Presidents' Day
-DTSTART;VALUE=DATE:20250217
-DTEND;VALUE=DATE:20250217
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/presidents-day.php to know more about Presidents' Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccaa361728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Good Friday
-DTSTART;VALUE=DATE:20250418
-DTEND;VALUE=DATE:20250418
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/good-friday.php to know more about Good Friday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccaad11728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Easter Sunday
-DTSTART;VALUE=DATE:20250420
-DTEND;VALUE=DATE:20250420
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/easter.php to know more about Easter Sunday. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccab6b1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Memorial Day
-DTSTART;VALUE=DATE:20250526
-DTEND;VALUE=DATE:20250526
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/memorial-day.php to know more about Memorial Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccac0d1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Juneteenth
-DTSTART;VALUE=DATE:20250619
-DTEND;VALUE=DATE:20250619
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/juneteenth.php to know more about Juneteenth. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccacac1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Independence Day
-DTSTART;VALUE=DATE:20250704
-DTEND;VALUE=DATE:20250704
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/independence-day.php to know more about Independence Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccad4a1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Labor Day
-DTSTART;VALUE=DATE:20250901
-DTEND;VALUE=DATE:20250901
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/labor-day.php to know more about Labor Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccadea1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Columbus Day
-DTSTART;VALUE=DATE:20251013
-DTEND;VALUE=DATE:20251013
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/columbus-day.php to know more about Columbus Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccae8a1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Veterans Day
-DTSTART;VALUE=DATE:20251111
-DTEND;VALUE=DATE:20251111
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/veterans-day.php to know more about Veterans Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccaf2b1728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Thanksgiving Day
-DTSTART;VALUE=DATE:20251127
-DTEND;VALUE=DATE:20251127
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/thanksgiving-day.php to know more about Thanksgiving Day. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccafd01728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-BEGIN:VEVENT
-SUMMARY:Christmas
-DTSTART;VALUE=DATE:20251225
-DTEND;VALUE=DATE:20251225
-LOCATION:United States
-DESCRIPTION:Visit https://calendarlabs.com/holidays/us/christmas.php to know more about Christmas. \n\n Like us on Facebook: http://fb.com/calendarlabs to get updates
-UID:6704d93ccb0721728371004@calendarlabs.com
-DTSTAMP:20241008T070324Z
-STATUS:CONFIRMED
-TRANSP:TRANSPARENT
-SEQUENCE:0
-END:VEVENT
-END:VCALENDAR
\ No newline at end of file
+END:VCALENDAR
diff --git a/test/test_calendars/eat_time_zone_event.ics b/test/test_calendars/eat_time_zone_event.ics
new file mode 100644
index 0000000..379be4f
--- /dev/null
+++ b/test/test_calendars/eat_time_zone_event.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231108T090000+0300-001@example.com
+DTSTAMP:20231108T090000+0300
+DTSTART:20231108T090000+0300
+DTEND:20231108T100000+0300
+SUMMARY:EAT Event
+DESCRIPTION:This event is scheduled in East Africa Time (UTC+3).
+LOCATION:Virtual
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR
diff --git a/test/test_calendars/ferien_bayern_2023.ics b/test/test_calendars/ferien_bayern_2023.ics
deleted file mode 100644
index 3f13abc..0000000
--- a/test/test_calendars/ferien_bayern_2023.ics
+++ /dev/null
@@ -1,89 +0,0 @@
-BEGIN:VCALENDAR
-VERSION:2.0
-METHOD:PUBLISH
-PRODID:-//schulferien.org//iCal Generator//DE
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Winterferien 2023 Bayern
-DTSTART;VALUE=DATE:20230220
-DTEND;VALUE=DATE:20230225
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432d75c@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Osterferien 2023 Bayern
-DTSTART;VALUE=DATE:20230403
-DTEND;VALUE=DATE:20230416
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dc7f@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Pfingstferien 2023 Bayern
-DTSTART;VALUE=DATE:20230530
-DTEND;VALUE=DATE:20230610
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dccb@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Sommerferien 2023 Bayern
-DTSTART;VALUE=DATE:20230731
-DTEND;VALUE=DATE:20230912
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dd04@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Herbstferien 2023 Bayern
-DTSTART;VALUE=DATE:20231030
-DTEND;VALUE=DATE:20231104
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dd29@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Herbstferien 2023 Bayern
-DTSTART;VALUE=DATE:20231122
-DTEND;VALUE=DATE:20231123
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dd58@schulferien.org
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20240921T032002Z
-LAST-MODIFIED:20240921T032002Z
-DTSTAMP:20240921T032002Z
-SUMMARY:Weihnachtsferien 2023 Bayern
-DTSTART;VALUE=DATE:20231223
-DTEND;VALUE=DATE:20240106
-URL:http://www.schulferien.org
-DESCRIPTION:Alle Termine auf www.schulferien.org
-TRANSP:TRANSPARENT
-UID:F_2023_termin66ee1f432dd7c@schulferien.org
-END:VEVENT
-END:VCALENDAR
\ No newline at end of file
diff --git a/test/test_calendars/holiday_calendar_2023.ics b/test/test_calendars/holiday_calendar_2023.ics
new file mode 100644
index 0000000..01185fa
--- /dev/null
+++ b/test/test_calendars/holiday_calendar_2023.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231225T000000-001@example.com
+DTSTAMP:20231225T000000Z
+DTSTART;VALUE=DATE:20231225
+DTEND;VALUE=DATE:20231226
+SUMMARY:Christmas Day
+DESCRIPTION:Public holiday for Christmas.
+LOCATION:Germany
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR
diff --git a/test/test_calendars/other_work.ics b/test/test_calendars/other_work.ics
deleted file mode 100644
index 1ba5c5d..0000000
--- a/test/test_calendars/other_work.ics
+++ /dev/null
@@ -1,32 +0,0 @@
-BEGIN:VCALENDAR
-PRODID:-//Google Inc//Google Calendar 70.9054//EN
-VERSION:2.0
-CALSCALE:GREGORIAN
-METHOD:PUBLISH
-X-WR-CALNAME:other work
-X-WR-TIMEZONE:Africa/Nairobi
-BEGIN:VEVENT
-DTSTART:20241001T183000Z
-DTEND:20241001T193000Z
-DTSTAMP:20241104T123219Z
-UID:5rplp3qqvjadm1bc210un9po2l@google.com
-CREATED:20241001T194435Z
-LAST-MODIFIED:20241001T194435Z
-SEQUENCE:0
-STATUS:CONFIRMED
-SUMMARY:calmerge
-TRANSP:OPAQUE
-END:VEVENT
-BEGIN:VEVENT
-DTSTART:20241010T173000Z
-DTEND:20241010T183000Z
-DTSTAMP:20241104T123219Z
-UID:58f1gf5cbp8k1du2chiufuo510@google.com
-CREATED:20241010T123352Z
-LAST-MODIFIED:20241010T123352Z
-SEQUENCE:0
-STATUS:CONFIRMED
-SUMMARY:to do
-TRANSP:OPAQUE
-END:VEVENT
-END:VCALENDAR
diff --git a/test/test_calendars/sf_public_holidays.ics b/test/test_calendars/sf_public_holidays.ics
new file mode 100644
index 0000000..781989b
--- /dev/null
+++ b/test/test_calendars/sf_public_holidays.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231225T000000-001@example.com
+DTSTAMP:20231225T000000Z
+DTSTART;VALUE=DATE:20231225
+DTEND;VALUE=DATE:20231226
+SUMMARY:Christmas Day
+DESCRIPTION:Public holiday for Christmas in San Francisco.
+LOCATION:San Francisco
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR
diff --git a/test/test_calendars/team_meeting_calendar.ics b/test/test_calendars/team_meeting_calendar.ics
new file mode 100644
index 0000000..f1f5722
--- /dev/null
+++ b/test/test_calendars/team_meeting_calendar.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231109T110000-001@example.com
+DTSTAMP:20231109T110000Z
+DTSTART:20231109T110000Z
+DTEND:20231109T120000Z
+SUMMARY:Team Meeting
+DESCRIPTION:Team meeting for project planning.
+LOCATION:Virtual
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR
diff --git a/test/test_calendars/utc_time_zone_event.ics b/test/test_calendars/utc_time_zone_event.ics
new file mode 100644
index 0000000..686d835
--- /dev/null
+++ b/test/test_calendars/utc_time_zone_event.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231108T100000Z-001@example.com
+DTSTAMP:20231108T100000Z
+DTSTART:20231108T100000Z
+DTEND:20231108T110000Z
+SUMMARY:UTC Event
+DESCRIPTION:This event is scheduled in UTC.
+LOCATION:Virtual
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR
diff --git a/test/test_calendars/work.ics b/test/test_calendars/work.ics
deleted file mode 100644
index 964b080..0000000
--- a/test/test_calendars/work.ics
+++ /dev/null
@@ -1,44 +0,0 @@
-BEGIN:VCALENDAR
-PRODID:-//Google Inc//Google Calendar 70.9054//EN
-VERSION:2.0
-CALSCALE:GREGORIAN
-METHOD:PUBLISH
-X-WR-CALNAME:work
-X-WR-TIMEZONE:Africa/Nairobi
-BEGIN:VEVENT
-DTSTART:20240930T113000Z
-DTEND:20240930T123000Z
-DTSTAMP:20241104T102505Z
-UID:0d0p2hp0l26ebuk2r0kb1q9kuo@google.com
-CREATED:20240930T111532Z
-LAST-MODIFIED:20240930T111532Z
-SEQUENCE:0
-STATUS:CONFIRMED
-SUMMARY:other work
-TRANSP:OPAQUE
-END:VEVENT
-BEGIN:VEVENT
-DTSTART:20241003T190000Z
-DTEND:20241003T200000Z
-DTSTAMP:20241104T102505Z
-UID:6tbrvsitniuu72li7kk15gou2b@google.com
-CREATED:20241001T194455Z
-LAST-MODIFIED:20241001T194455Z
-SEQUENCE:0
-STATUS:CONFIRMED
-SUMMARY:progodessey
-TRANSP:OPAQUE
-END:VEVENT
-BEGIN:VEVENT
-DTSTART:20241009T173000Z
-DTEND:20241009T183000Z
-DTSTAMP:20241104T102505Z
-UID:7l7n9nltrudluv65gfgll2q930@google.com
-CREATED:20241010T123337Z
-LAST-MODIFIED:20241010T123337Z
-SEQUENCE:0
-STATUS:CONFIRMED
-SUMMARY:do
-TRANSP:OPAQUE
-END:VEVENT
-END:VCALENDAR
diff --git a/test/test_calendars/work_task_calendar.ics b/test/test_calendars/work_task_calendar.ics
new file mode 100644
index 0000000..6ca9a59
--- /dev/null
+++ b/test/test_calendars/work_task_calendar.ics
@@ -0,0 +1,15 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp//NONSGML Event//EN
+BEGIN:VEVENT
+UID:20231108T090000-001@example.com
+DTSTAMP:20231108T090000Z
+DTSTART:20231108T090000Z
+DTEND:20231108T100000Z
+SUMMARY:Work Task
+DESCRIPTION:Time-based work task event.
+LOCATION:Office
+STATUS:CONFIRMED
+SEQUENCE:0
+END:VEVENT
+END:VCALENDAR