diff --git a/test/controllers/sipgate_controller_test.rb b/test/controllers/sipgate_controller_test.rb
deleted file mode 100644
index 5d252f130..000000000
--- a/test/controllers/sipgate_controller_test.rb
+++ /dev/null
@@ -1,469 +0,0 @@
-
-require 'test_helper'
-require 'rexml/document'
-
-class SipgateControllerTest < ActionDispatch::IntegrationTest
-  setup do
-
-    Cti::Log.destroy_all
-
-    Setting.set('sipgate_integration', true)
-    Setting.set('sipgate_config', {
-                  outbound: {
-                    routing_table: [
-                      {
-                        dest: '41*',
-                        caller_id: '41715880339000',
-                      },
-                      {
-                        dest: '491714000000',
-                        caller_id: '41715880339000',
-                      },
-                    ],
-                    default_caller_id: '4930777000000',
-                  },
-                  inbound: {
-                    block_caller_ids: [
-                      {
-                        caller_id: '491715000000',
-                        note: 'some note',
-                      }
-                    ],
-                    notify_user_ids: {
-                      2 => true,
-                      4 => false,
-                    },
-                  }
-                },)
-
-    groups = Group.where(name: 'Users')
-    roles  = Role.where(name: %w[Agent])
-    agent  = User.create_or_update(
-      login: 'cti-agent@example.com',
-      firstname: 'E',
-      lastname: 'S',
-      email: 'cti-agent@example.com',
-      password: 'agentpw',
-      active: true,
-      roles: roles,
-      groups: groups,
-      updated_by_id: 1,
-      created_by_id: 1,
-    )
-
-    customer1 = User.create_or_update(
-      login: 'ticket-caller_id_sipgate-customer1@example.com',
-      firstname: 'CallerId',
-      lastname: 'Customer1',
-      email: 'ticket-caller_id_sipgate-customer1@example.com',
-      password: 'customerpw',
-      active: true,
-      phone: '+49 99999 222222',
-      fax: '+49 99999 222223',
-      mobile: '+4912347114711',
-      note: 'Phone at home: +49 99999 222224',
-      updated_by_id: 1,
-      created_by_id: 1,
-    )
-    customer2 = User.create_or_update(
-      login: 'ticket-caller_id_sipgate-customer2@example.com',
-      firstname: 'CallerId',
-      lastname: 'Customer2',
-      email: 'ticket-caller_id_sipgate-customer2@example.com',
-      password: 'customerpw',
-      active: true,
-      phone: '+49 99999 222222 2',
-      updated_by_id: 1,
-      created_by_id: 1,
-    )
-    customer3 = User.create_or_update(
-      login: 'ticket-caller_id_sipgate-customer3@example.com',
-      firstname: 'CallerId',
-      lastname: 'Customer3',
-      email: 'ticket-caller_id_sipgate-customer3@example.com',
-      password: 'customerpw',
-      active: true,
-      phone: '+49 99999 222222 2',
-      updated_by_id: 1,
-      created_by_id: 1,
-    )
-    Cti::CallerId.rebuild
-
-  end
-
-  test 'basic call' do
-
-    # inbound - I
-    params = 'event=newCall&direction=in&from=4912347114711&to=4930600000000&callId=4991155921769858278-1&user%5B%5D=user+1&user%5B%5D=user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    on_hangup = nil
-    on_answer = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response') do |element|
-      on_hangup = element.attributes['onHangup']
-      on_answer = element.attributes['onAnswer']
-    end
-    assert_equal('http://zammad.example.com/api/v1/sipgate/in', on_hangup)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/in', on_answer)
-
-    # inbound - II - block caller
-    params = 'event=newCall&direction=in&from=491715000000&to=4930600000000&callId=4991155921769858278-2&user%5B%5D=user+1&user%5B%5D=user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    on_hangup = nil
-    on_answer = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response') do |element|
-      on_hangup = element.attributes['onHangup']
-      on_answer = element.attributes['onAnswer']
-    end
-    assert_equal('http://zammad.example.com/api/v1/sipgate/in', on_hangup)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/in', on_answer)
-    reason = nil
-    response.elements.each('Response/Reject') do |element|
-      reason = element.attributes['reason']
-    end
-    assert_equal('busy', reason)
-
-    # outbound - I - set default_caller_id
-    params = 'event=newCall&direction=out&from=4930600000000&to=4912347114711&callId=8621106404543334274-3&user%5B%5D=user+1'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    on_hangup = nil
-    on_answer = nil
-    caller_id = nil
-    number_to_dail = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response') do |element|
-      on_hangup = element.attributes['onHangup']
-      on_answer = element.attributes['onAnswer']
-    end
-    response.elements.each('Response/Dial') do |element|
-      caller_id = element.attributes['callerId']
-    end
-    response.elements.each('Response/Dial/Number') do |element|
-      number_to_dail = element.text
-    end
-    assert_equal('4930777000000', caller_id)
-    assert_equal('4912347114711', number_to_dail)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_hangup)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_answer)
-
-    # outbound - II - set caller_id based on routing_table by explicite number
-    params = 'event=newCall&direction=out&from=4930600000000&to=491714000000&callId=8621106404543334274-4&user%5B%5D=user+1'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    on_hangup = nil
-    on_answer = nil
-    caller_id = nil
-    number_to_dail = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response') do |element|
-      on_hangup = element.attributes['onHangup']
-      on_answer = element.attributes['onAnswer']
-    end
-    response.elements.each('Response/Dial') do |element|
-      caller_id = element.attributes['callerId']
-    end
-    response.elements.each('Response/Dial/Number') do |element|
-      number_to_dail = element.text
-    end
-    assert_equal('41715880339000', caller_id)
-    assert_equal('491714000000', number_to_dail)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_hangup)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_answer)
-
-    # outbound - III - set caller_id based on routing_table by 41*
-    params = 'event=newCall&direction=out&from=4930600000000&to=4147110000000&callId=8621106404543334274-5&user%5B%5D=user+1'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    on_hangup = nil
-    on_answer = nil
-    caller_id = nil
-    number_to_dail = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response') do |element|
-      on_hangup = element.attributes['onHangup']
-      on_answer = element.attributes['onAnswer']
-    end
-    response.elements.each('Response/Dial') do |element|
-      caller_id = element.attributes['callerId']
-    end
-    response.elements.each('Response/Dial/Number') do |element|
-      number_to_dail = element.text
-    end
-    assert_equal('41715880339000', caller_id)
-    assert_equal('4147110000000', number_to_dail)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_hangup)
-    assert_equal('http://zammad.example.com/api/v1/sipgate/out', on_answer)
-
-    # no config
-    Setting.set('sipgate_config', {})
-    params = 'event=newCall&direction=in&from=4912347114711&to=4930600000000&callId=4991155921769858278-6&user%5B%5D=user+1&user%5B%5D=user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(422)
-    error = nil
-    content = @response.body
-    response = REXML::Document.new(content)
-    response.elements.each('Response/Error') do |element|
-      error = element.text
-    end
-    assert_equal('Feature not configured, please contact your admin!', error)
-
-  end
-
-  test 'log call' do
-
-    # outbound - I - new call
-    params = 'event=newCall&direction=out&from=4930600000000&to=4912347114711&callId=1234567890-1&user%5B%5D=user+1'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-1')
-    assert(log)
-    assert_equal('4930777000000', log.from)
-    assert_equal('4912347114711', log.to)
-    assert_equal('out', log.direction)
-    assert_equal('user 1', log.from_comment)
-    assert_equal('CallerId Customer1', log.to_comment)
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # outbound - I - hangup by agent
-    params = 'event=hangup&direction=out&callId=1234567890-1&cause=cancel'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-1')
-    assert(log)
-    assert_equal('4930777000000', log.from)
-    assert_equal('4912347114711', log.to)
-    assert_equal('out', log.direction)
-    assert_equal('user 1', log.from_comment)
-    assert_equal('CallerId Customer1', log.to_comment)
-    assert_equal('cancel', log.comment)
-    assert_equal('hangup', log.state)
-    assert_equal(true, log.done)
-
-    # outbound - II - new call
-    params = 'event=newCall&direction=out&from=4930600000000&to=4912347114711&callId=1234567890-2&user%5B%5D=user+1'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-2')
-    assert(log)
-    assert_equal('4930777000000', log.from)
-    assert_equal('4912347114711', log.to)
-    assert_equal('out', log.direction)
-    assert_equal('user 1', log.from_comment)
-    assert_equal('CallerId Customer1', log.to_comment)
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # outbound - II - answer by customer
-    params = 'event=answer&direction=out&callId=1234567890-2&from=4930600000000&to=4912347114711'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-2')
-    assert(log)
-    assert_equal('4930777000000', log.from)
-    assert_equal('4912347114711', log.to)
-    assert_equal('out', log.direction)
-    assert_equal('user 1', log.from_comment)
-    assert_equal('CallerId Customer1', log.to_comment)
-    assert_nil(log.comment)
-    assert_equal('answer', log.state)
-    assert_equal(true, log.done)
-
-    # outbound - II - hangup by customer
-    params = 'event=hangup&direction=out&callId=1234567890-2&cause=normalClearing&from=4930600000000&to=4912347114711'
-    post '/api/v1/sipgate/out', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-2')
-    assert(log)
-    assert_equal('4930777000000', log.from)
-    assert_equal('4912347114711', log.to)
-    assert_equal('out', log.direction)
-    assert_equal('user 1', log.from_comment)
-    assert_equal('CallerId Customer1', log.to_comment)
-    assert_equal('normalClearing', log.comment)
-    assert_equal('hangup', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - I - new call
-    params = 'event=newCall&direction=in&to=4930600000000&from=4912347114711&callId=1234567890-3&user%5B%5D=user+1'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-3')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - I - answer by customer
-    params = 'event=answer&direction=in&callId=1234567890-3&to=4930600000000&from=4912347114711'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-3')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_nil(log.comment)
-    assert_equal('answer', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - I - hangup by customer
-    params = 'event=hangup&direction=in&callId=1234567890-3&cause=normalClearing&to=4930600000000&from=4912347114711'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-3')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_equal('normalClearing', log.comment)
-    assert_equal('hangup', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - II - new call
-    params = 'event=newCall&direction=in&to=4930600000000&from=4912347114711&callId=1234567890-4&user%5B%5D=user+1,user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-4')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1,user 2', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - II - answer by voicemail
-    params = 'event=answer&direction=in&callId=1234567890-4&to=4930600000000&from=4912347114711&user=voicemail'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-4')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('voicemail', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_nil(log.comment)
-    assert_equal('answer', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - II - hangup by customer
-    params = 'event=hangup&direction=in&callId=1234567890-4&cause=normalClearing&to=4930600000000&from=4912347114711'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-4')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('voicemail', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_equal('normalClearing', log.comment)
-    assert_equal('hangup', log.state)
-    assert_equal(false, log.done)
-
-    # inbound - III - new call
-    params = 'event=newCall&direction=in&to=4930600000000&from=4912347114711&callId=1234567890-5&user%5B%5D=user+1,user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-5')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1,user 2', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # inbound - III - hangup by customer
-    params = 'event=hangup&direction=in&callId=1234567890-5&cause=normalClearing&to=4930600000000&from=4912347114711'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-5')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('4912347114711', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1,user 2', log.to_comment)
-    assert_equal('CallerId Customer1', log.from_comment)
-    assert_equal('normalClearing', log.comment)
-    assert_equal('hangup', log.state)
-    assert_equal(false, log.done)
-
-    # inbound - IV - new call
-    params = 'event=newCall&direction=in&to=4930600000000&from=49999992222222&callId=1234567890-6&user%5B%5D=user+1,user+2'
-    post '/api/v1/sipgate/in', params: params
-    assert_response(200)
-    log = Cti::Log.find_by(call_id: '1234567890-6')
-    assert(log)
-    assert_equal('4930600000000', log.to)
-    assert_equal('49999992222222', log.from)
-    assert_equal('in', log.direction)
-    assert_equal('user 1,user 2', log.to_comment)
-    assert_equal('CallerId Customer3,CallerId Customer2', log.from_comment)
-    assert_not(log.preferences['to'])
-    assert(log.preferences['from'])
-    assert_nil(log.comment)
-    assert_equal('newCall', log.state)
-    assert_equal(true, log.done)
-
-    # get caller list
-    get '/api/v1/cti/log'
-    assert_response(401)
-
-    customer2 = User.lookup(login: 'ticket-caller_id_sipgate-customer2@example.com')
-    customer3 = User.lookup(login: 'ticket-caller_id_sipgate-customer3@example.com')
-
-    headers = { 'ACCEPT' => 'application/json', 'CONTENT_TYPE' => 'application/json' }
-    credentials = ActionController::HttpAuthentication::Basic.encode_credentials('cti-agent@example.com', 'agentpw')
-    get '/api/v1/cti/log', headers: headers.merge('Authorization' => credentials)
-    assert_response(200)
-    result = JSON.parse(@response.body)
-    assert_equal(result['list'].class, Array)
-    assert_equal(6, result['list'].count)
-    assert(result['assets'])
-    assert(result['assets']['User'])
-    assert(result['assets']['User'][customer2.id.to_s])
-    assert(result['assets']['User'][customer3.id.to_s])
-    assert_equal('1234567890-6', result['list'][0]['call_id'])
-    assert_equal('1234567890-5', result['list'][1]['call_id'])
-    assert_equal('1234567890-4', result['list'][2]['call_id'])
-    assert_equal('1234567890-3', result['list'][3]['call_id'])
-    assert_equal('1234567890-2', result['list'][4]['call_id'])
-    assert_equal('hangup', result['list'][4]['state'])
-    assert_equal('4930777000000', result['list'][4]['from'])
-    assert_equal('user 1', result['list'][4]['from_comment'])
-    assert_equal('4912347114711', result['list'][4]['to'])
-    assert_equal('CallerId Customer1', result['list'][4]['to_comment'])
-    assert_equal('normalClearing', result['list'][4]['comment'])
-    assert_equal('hangup', result['list'][4]['state'])
-    assert_equal('1234567890-1', result['list'][5]['call_id'])
-
-  end
-
-end