diff --git a/test/integration/i_cal_ticket_test.rb b/test/integration/i_cal_ticket_test.rb
new file mode 100644
index 000000000..895228569
--- /dev/null
+++ b/test/integration/i_cal_ticket_test.rb
@@ -0,0 +1,171 @@
+# encoding: utf-8
+require 'integration_test_helper'
+
+class ICalTicketTest < ActiveSupport::TestCase
+
+  user = User.create(
+    firstname: 'iCal',
+    lastname: 'Testuser',
+    email: 'ical_testuser@example.com',
+    updated_by_id: 1,
+    created_by_id: 1,
+  );
+
+  sla = Sla.create(
+    name: 'sla 1',
+    condition: {},
+    data: {
+      'Mon' => 'Mon', 'Tue' => 'Tue', 'Wed' => 'Wed', 'Thu' => 'Thu', 'Fri' => 'Fri', 'Sat' => 'Sat', 'Sun' => 'Sun',
+      'beginning_of_workday' => '9:00',
+      'end_of_workday'       => '18:00',
+    },
+    timezone: 'Europe/Berlin',
+    first_response_time: 10,
+    update_time: 10,
+    close_time: 10,
+    active: true,
+    updated_by_id: 1,
+    created_by_id: 1,
+  )
+
+  tickets = [
+    {
+      owner: user,
+      title: 'new 1',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'new' ),
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'open 1',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'open' ),
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'pending reminder 1',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'pending reminder' ),
+      pending_time: Time.zone.parse('1977-10-27 22:00:00 +0000'),
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'pending reminder 2',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'pending reminder' ),
+      pending_time: DateTime.tomorrow,
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'pending close 1',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'pending close' ),
+      pending_time: Time.zone.parse('1977-10-27 22:00:00 +0000'),
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'pending close 2',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'pending close' ),
+      pending_time: DateTime.tomorrow,
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+    {
+      owner: user,
+      title: 'escalation 1',
+      group: Group.lookup( name: 'Users'),
+      customer_id: user.id,
+      state: Ticket::State.lookup( name: 'open' ),
+      priority: Ticket::Priority.lookup( name: '2 normal' ),
+      created_at: '2013-03-21 09:30:00 UTC',
+      updated_at: '2013-03-21 09:30:00 UTC',
+      updated_by_id: 1,
+      created_by_id: 1,
+    },
+  ]
+
+  tickets.each { |ticket|
+
+    Ticket.create( ticket )
+  }
+
+  test 'new_open' do
+
+    event_data = ICal::Ticket.new_open( user )
+
+    assert_equal( 3, event_data.length, 'event count' )
+
+    ical = ICal.to_ical( event_data )
+
+    event_data.each{ |event|
+
+      contained = false
+      if ical =~ /#{event[:summary]}/
+        contained = true
+      end
+
+      assert( contained, "ical contains '#{event[:summary]}'" )
+    }
+  end
+
+  test 'pending' do
+
+    event_data = ICal::Ticket.pending( user )
+
+    assert_equal( 4, event_data.length, 'event count' )
+
+    ical = ICal.to_ical( event_data )
+
+    event_data.each{ |event|
+
+      contained = false
+      if ical =~ /#{event[:summary]}/
+        contained = true
+      end
+
+      assert( contained, "ical contains '#{event[:summary]}'" )
+    }
+  end
+
+  test 'escalation' do
+
+    event_data = ICal::Ticket.escalation( user )
+
+    assert_equal( 7, event_data.length, 'event count' )
+
+    ical = ICal.to_ical( event_data )
+
+    event_data.each{ |event|
+
+      contained = false
+      if ical =~ /#{event[:summary]}/
+        contained = true
+      end
+
+      assert( contained, "ical contains '#{event[:summary]}'" )
+    }
+  end
+end