Merge branch 'process-pjlink-tests' into 'master'

Update tests for projectors.pjlinkcommands.process_pjlink()

See merge request openlp/openlp!410

openlp/core/projectors/pjlinkcommands.py

@@ -382,41 +382,40 @@ def process_pjlink(projector, data):
     :param projector: Projector instance
     :param data: Initial packet with authentication scheme
     """
-    log.debug('({ip}) Processing PJLINK command'.format(ip=projector.entry.name))
+    log.debug(f'({projector.entry.name}) Processing PJLINK command')
     chk = data.split(' ')
-    if len(chk[0]) != 1:
+    if (len(chk[0]) != 1) or (chk[0] not in ('0', '1')):
         # Invalid - after splitting, first field should be 1 character, either '0' or '1' only
-        log.error('({ip}) Invalid initial authentication scheme - aborting'.format(ip=projector.entry.name))
+        log.error(f'({projector.entry.name}) Invalid initial authentication scheme - aborting')
         return E_AUTHENTICATION
     elif chk[0] == '0':
         # Normal connection no authentication
         if len(chk) > 1:
             # Invalid data - there should be nothing after a normal authentication scheme
-            log.error('({ip}) Normal connection with extra information - aborting'.format(ip=projector.entry.name))
+            log.error(f'({projector.entry.name}) Normal connection with extra information - aborting')
             return E_NO_AUTHENTICATION
         elif projector.pin:
-            log.error('({ip}) Normal connection but PIN set - aborting'.format(ip=projector.entry.name))
+            log.error(f'({projector.entry.name}) Normal connection but PIN set - aborting')
             return E_NO_AUTHENTICATION
-        log.debug('({ip}) PJLINK: Returning S_CONNECT'.format(ip=projector.entry.name))
+        log.debug(f'({projector.entry.name}) PJLINK: Returning S_CONNECT')
         return S_CONNECT
     elif chk[0] == '1':
         if len(chk) < 2:
             # Not enough information for authenticated connection
-            log.error('({ip}) Authenticated connection but not enough info - aborting'.format(ip=projector.entry.name))
+            log.error(f'({projector.entry.name}) Authenticated connection but not enough info - aborting')
             return E_NO_AUTHENTICATION
         elif len(chk[-1]) != PJLINK_TOKEN_SIZE:
             # Bad token - incorrect size
-            log.error('({ip}) Authentication token invalid (size) - aborting'.format(ip=projector.entry.name))
+            log.error(f'({projector.entry.name}) Authentication token invalid (size) - aborting')
             return E_NO_AUTHENTICATION
         elif not all(c in string.hexdigits for c in chk[-1]):
             # Bad token - not hexadecimal
-            log.error('({ip}) Authentication token invalid (not a hexadecimal number) '
+            log.error(f'({projector.entry.name}) Authentication token invalid (not a hexadecimal number) - aborting')
-                      '- aborting'.format(ip=projector.entry.name))
             return E_NO_AUTHENTICATION
         elif not projector.pin:
-            log.error('({ip}) Authenticate connection but no PIN - aborting'.format(ip=projector.entry.name))
+            log.error(f'({projector.entry.name}) Authenticate connection but no PIN - aborting')
             return E_NO_AUTHENTICATION
-        log.debug('({ip}) PJLINK: Returning S_AUTHENTICATE'.format(ip=projector.entry.name))
+        log.debug(f'({projector.entry.name}) PJLINK: Returning S_AUTHENTICATE')
         return S_AUTHENTICATE
 
 

tests/openlp_core/projectors/commands/test_pjlink.py

@@ -0,0 +1,303 @@
+# -*- coding: utf-8 -*-
+
+##########################################################################
+# OpenLP - Open Source Lyrics Projection                                 #
+# ---------------------------------------------------------------------- #
+# Copyright (c) 2008-2022 OpenLP Developers                              #
+# ---------------------------------------------------------------------- #
+# This program is free software: you can redistribute it and/or modify   #
+# it under the terms of the GNU General Public License as published by   #
+# the Free Software Foundation, either version 3 of the License, or      #
+# (at your option) any later version.                                    #
+#                                                                        #
+# This program is distributed in the hope that it will be useful,        #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of         #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          #
+# GNU General Public License for more details.                           #
+#                                                                        #
+# You should have received a copy of the GNU General Public License      #
+# along with this program.  If not, see <https://www.gnu.org/licenses/>. #
+##########################################################################
+"""
+Test process_pjlink method
+"""
+
+import logging
+import openlp.core.projectors.pjlinkcommands
+import pytest
+
+from openlp.core.projectors.pjlinkcommands import process_pjlink
+from openlp.core.projectors.constants import E_AUTHENTICATION, E_NO_AUTHENTICATION, \
+    S_AUTHENTICATE, S_CONNECT
+
+from tests.resources.projector.data import TEST_PIN, TEST_SALT
+
+test_module = openlp.core.projectors.pjlinkcommands.__name__
+
+
+class FakeProjector(object):
+    """
+    Helper test class
+    """
+    def __init__(self, port=4352, name="Faker"):
+        self.entry = self
+        self.name = name
+        self.pin = None
+        self.port = port
+
+
+@pytest.fixture
+def fake_pjlink():
+    """
+    Helper since we don't need a full-blown PJLink() instance
+    """
+    dumb_projector = FakeProjector()
+    yield dumb_projector
+    del(dumb_projector)
+
+
+def test_normal_no_authentication_type(fake_pjlink, caplog):
+    """
+    Test login prompt with not enough parameters
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = ''
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Invalid initial authentication scheme - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_AUTHENTICATION, 'Should have returned E_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_normal_invalid_value(fake_pjlink, caplog):
+    """
+    Test login prompt with parameter neither 0 (no authentication) or 1 (authenticate)
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = '2'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Invalid initial authentication scheme - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_AUTHENTICATION, 'Should have returned E_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_normal_extra_data(fake_pjlink, caplog):
+    """
+    Test login prompt with no authentication but extra data
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = f'0 {TEST_SALT}'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Normal connection with extra information - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_normal_with_pin(fake_pjlink, caplog):
+    """
+    Test login prompt with no authentication but pin set
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = '0'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Normal connection but PIN set - aborting')
+            ]
+    fake_pjlink.pin = TEST_SALT
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_normal_login(fake_pjlink, caplog):
+    """
+    Test login prompt with no authentication
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = '0'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.DEBUG,
+             f'({fake_pjlink.entry.name}) PJLINK: Returning S_CONNECT')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == S_CONNECT, 'Should have returned S_CONNECT'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_no_salt(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with no salt
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = '1'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Authenticated connection but not enough info - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_short_salt(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with salt length too short
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = f'1 {TEST_SALT[:-1]}'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Authentication token invalid (size) - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_long_salt(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with salt length too long
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = f'1 {TEST_SALT}Z'
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Authentication token invalid (size) - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_invalid_salt(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with salt not a hexadecimal number
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = '1 1a2b3c4g'
+    print(t_data)
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Authentication token invalid (not a hexadecimal number) - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_no_pin(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with no PIN set
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = f'1 {TEST_SALT}'
+    print(t_data)
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.ERROR,
+             f'({fake_pjlink.entry.name}) Authenticate connection but no PIN - aborting')
+            ]
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == E_NO_AUTHENTICATION, 'Should have returned E_NO_AUTHENTICATION'
+    assert caplog.record_tuples == logs, 'Invalid log entries'
+
+
+def test_authenticate_login(fake_pjlink, caplog):
+    """
+    Test authenticate login prompt with PIN set
+    """
+    # GIVEN: Test setup
+    caplog.set_level(logging.DEBUG)
+    t_data = f'1 {TEST_SALT}'
+    print(t_data)
+    logs = [(f'{test_module}', logging.DEBUG,
+            f'({fake_pjlink.entry.name}) Processing PJLINK command'),
+            (f'{test_module}', logging.DEBUG,
+             f'({fake_pjlink.entry.name}) PJLINK: Returning S_AUTHENTICATE')
+            ]
+    fake_pjlink.pin = TEST_PIN
+
+    # WHEN: Calling function
+    caplog.clear()
+    t_chk = process_pjlink(projector=fake_pjlink, data=t_data)
+
+    # THEN: Error returned and log entries
+    assert t_chk == S_AUTHENTICATE, 'Should have returned S_AUTHENTICATE'
+    assert caplog.record_tuples == logs, 'Invalid log entries'

tests/openlp_core/projectors/pjlink/test_get_data.py

@@ -29,6 +29,7 @@ import openlp.core.projectors.pjlink
 from unittest.mock import DEFAULT, patch
 from openlp.core.projectors.constants import PJLINK_MAX_PACKET, PJLINK_PREFIX, \
     E_AUTHENTICATION, S_AUTHENTICATE, S_CONNECT, S_CONNECTED, S_DATA_OK
+from tests.resources.projector.data import TEST_HASH, TEST_PIN, TEST_SALT
 
 test_module = openlp.core.projectors.pjlink.__name__
 test_qmd5 = openlp.core.common.__name__
@@ -414,15 +415,9 @@ def test_s_authenticate(pjlink, caplog):
         - Reply "%1CLSS=1"
     '''
     # GIVEN: Initial setup
-    # t_pin = "JBMIAProjectorLink"
-    # t_salt = "498e4a67"
-    # t_hash = "5d8409bc1c3fa39749434aa3a5c38682"
-    t_salt = '498e4a67'
-    t_hash = '5d8409bc1c3fa39749434aa3a5c38682'
-    t_pin = "JBMIAProjectorLink"
     t_cmd = "PJLINK"
     t_ver = "1"
-    t_data = f"1 {t_salt}"
+    t_data = f"1 {TEST_SALT}"
     t_buff = f"{PJLINK_PREFIX}{t_ver}{t_cmd}={t_data}"
     logs = [(f"{test_module}", logging.DEBUG,
              f'({pjlink.entry.name}) get_data(buffer="{t_buff}"'),
@@ -437,9 +432,9 @@ def test_s_authenticate(pjlink, caplog):
             (f'{test_module}', logging.DEBUG,
              f'({pjlink.entry.name}) Connecting with pin'),
             (f'{test_qmd5}.__init__', logging.DEBUG,
-             f'qmd5_hash(salt="b\'{t_salt}\'"'),
+             f'qmd5_hash(salt="b\'{TEST_SALT}\'"'),
             (f'{test_qmd5}.__init__', logging.DEBUG,
-             f'qmd5_hash() returning "b\'{t_hash}\'"')
+             f'qmd5_hash() returning "b\'{TEST_HASH}\'"')
             ]
     with patch.object(openlp.core.projectors.pjlink, "process_command") as mock_command, \
          patch.multiple(pjlink,
@@ -450,7 +445,7 @@ def test_s_authenticate(pjlink, caplog):
                         readyRead=DEFAULT,
                         get_socket=DEFAULT) as mock_pjlink:
         mock_command.return_value = S_AUTHENTICATE
-        pjlink.pin = t_pin
+        pjlink.pin = TEST_PIN
 
         # WHEN: get_data called with OK
         caplog.set_level(logging.DEBUG)
@@ -461,7 +456,7 @@ def test_s_authenticate(pjlink, caplog):
         assert caplog.record_tuples == logs, "Invalid log entries"
         mock_pjlink['receive_data_signal'].assert_called_once()
         mock_pjlink['_trash_buffer'].assert_not_called()
-        mock_pjlink['send_command'].assert_called_with(cmd='CLSS', salt=t_hash, priority=True)
+        mock_pjlink['send_command'].assert_called_with(cmd='CLSS', salt=TEST_HASH, priority=True)
         mock_pjlink['change_status'].assert_called_with(S_CONNECTED)
         mock_pjlink['readyRead'].connect.assert_called_once_with(mock_pjlink['get_socket'])
         mock_command.assert_called_with(pjlink, t_cmd, t_data)

tests/openlp_core/projectors/test_projector_commands_03.py

@@ -1,239 +0,0 @@
-# -*- coding: utf-8 -*-
-
-##########################################################################
-# OpenLP - Open Source Lyrics Projection                                 #
-# ---------------------------------------------------------------------- #
-# Copyright (c) 2008-2022 OpenLP Developers                              #
-# ---------------------------------------------------------------------- #
-# This program is free software: you can redistribute it and/or modify   #
-# it under the terms of the GNU General Public License as published by   #
-# the Free Software Foundation, either version 3 of the License, or      #
-# (at your option) any later version.                                    #
-#                                                                        #
-# This program is distributed in the hope that it will be useful,        #
-# but WITHOUT ANY WARRANTY; without even the implied warranty of         #
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          #
-# GNU General Public License for more details.                           #
-#                                                                        #
-# You should have received a copy of the GNU General Public License      #
-# along with this program.  If not, see <https://www.gnu.org/licenses/>. #
-##########################################################################
-"""
-Package to test the openlp.core.projectors.pjlink commands package.
-"""
-from unittest.mock import call, patch
-
-import openlp.core.projectors.pjlink
-from openlp.core.projectors.constants import E_NO_AUTHENTICATION, STATUS_CODE, S_AUTHENTICATE, S_CONNECT
-from openlp.core.projectors.pjlinkcommands import process_command
-from tests.resources.projector.data import TEST_PIN, TEST_SALT
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_authenticate(mock_log, pjlink):
-    """
-    Test initial connection prompt with authentication
-    """
-    # GIVEN: Initial mocks and data
-    log_error_calls = []
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data "1 {data}"'.format(ip=pjlink.name,
-                                                                                             data=TEST_SALT)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name)),
-                       call('({ip}) PJLINK: Returning {data}'.format(ip=pjlink.name,
-                                                                     data=STATUS_CODE[S_AUTHENTICATE]))]
-
-    pjlink.pin = TEST_PIN
-
-    # WHEN: process_pjlink called with no authentication required
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='1 {salt}'.format(salt=TEST_SALT))
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == S_AUTHENTICATE, 'Should have returned {data}'.format(data=STATUS_CODE[S_AUTHENTICATE])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_authenticate_pin_not_set_error(mock_log, pjlink):
-    """
-    Test initial connection prompt with authentication and no pin set
-    """
-    # GIVEN: Initial mocks and data
-    log_error_calls = [call('({ip}) Authenticate connection but no PIN - aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data "1 {data}"'.format(ip=pjlink.name,
-                                                                                             data=TEST_SALT)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-
-    pjlink.pin = None
-
-    # WHEN: process_pjlink called with no authentication required
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='1 {salt}'.format(salt=TEST_SALT))
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_authenticate_token_invalid(mock_log, pjlink):
-    """
-    Test initial connection prompt with authentication and bad token
-    """
-    # GIVEN: Initial mocks and data
-    bad_token = 'abcdefgh'
-    log_error_calls = [call('({ip}) Authentication token invalid (not a hexadecimal number) - '
-                            'aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data '
-                            '"1 {data}"'.format(ip=pjlink.name, data=bad_token)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-    pjlink.pin = TEST_SALT
-
-    # WHEN: process_pjlink called with bad token
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='1 {data}'.format(data=bad_token))
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_authenticate_token_length(mock_log, pjlink):
-    """
-    Test initial connection prompt with authentication and bad token
-    """
-    # GIVEN: Initial mocks and data
-    bad_token = '1234abcde'  # Length should be 8, this is 9
-    log_error_calls = [call('({ip}) Authentication token invalid (size) - '
-                            'aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data '
-                            '"1 {data}"'.format(ip=pjlink.name, data=bad_token)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-    pjlink.pin = TEST_SALT
-
-    # WHEN: process_pjlink called with bad token
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='1 {data}'.format(data=bad_token))
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_authenticate_token_missing(mock_log, pjlink):
-    """
-    Test initial connection prompt with authentication and missing token
-    """
-    # GIVEN: Initial mocks and data
-    log_error_calls = [call('({ip}) Authenticated connection but not enough info - '
-                            'aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data "1"'.format(ip=pjlink.name)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-
-    pjlink.pin = TEST_SALT
-
-    # WHEN: process_pjlink called with bad token
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='1')
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_normal(mock_log, pjlink):
-    """
-    Test processing PJLINK initial prompt
-    """
-    # GIVEN: Mocks and data
-    log_error_calls = []
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data "0"'.format(ip=pjlink.name)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name)),
-                       call('({ip}) PJLINK: Returning {data}'.format(ip=pjlink.name,
-                                                                     data=STATUS_CODE[S_CONNECT]))]
-
-    pjlink.pin = None
-
-    # WHEN: process_pjlink called with no authentication required
-    chk = process_command(projector=pjlink, cmd='PJLINK', data="0")
-
-    # THEN: proper processing should have occured
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == S_CONNECT, 'Should have returned {data}'.format(data=STATUS_CODE[S_CONNECT])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_normal_pin_set_error(mock_log, pjlink):
-    """
-    Test process_pjlinnk called with no authentication but pin is set
-    """
-    # GIVEN: Initial mocks and data
-    log_error_calls = [call('({ip}) Normal connection but PIN set - '
-                            'aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data "0"'.format(ip=pjlink.name)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-    pjlink.pin = TEST_PIN
-
-    # WHEN: process_pjlink called with invalid authentication scheme
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='0')
-
-    # THEN: Proper calls should be made
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])
-
-
-@patch.object(openlp.core.projectors.pjlinkcommands, 'log')
-def test_process_pjlink_normal_with_token(mock_log, pjlink):
-    """
-    Test process_pjlinnk called with no authentication but pin is set
-    """
-    # GIVEN: Initial mocks and data
-    log_error_calls = [call('({ip}) Normal connection with extra information - '
-                            'aborting'.format(ip=pjlink.name))]
-    log_warning_calls = []
-    log_debug_calls = [call('({ip}) Processing command "PJLINK" with data '
-                            '"0 {data}"'.format(ip=pjlink.name, data=TEST_SALT)),
-                       call('({ip}) Calling function for PJLINK'.format(ip=pjlink.name)),
-                       call('({ip}) Processing PJLINK command'.format(ip=pjlink.name))]
-    pjlink.pin = TEST_PIN
-
-    # WHEN: process_pjlink called with invalid authentication scheme
-    chk = process_command(projector=pjlink, cmd='PJLINK', data='0 {data}'.format(data=TEST_SALT))
-
-    # THEN: Proper calls should be made
-    mock_log.error.assert_has_calls(log_error_calls)
-    mock_log.warning.assert_has_calls(log_warning_calls)
-    mock_log.debug.assert_has_calls(log_debug_calls)
-    assert chk == E_NO_AUTHENTICATION, \
-        'Should have returned {data}'.format(data=STATUS_CODE[E_NO_AUTHENTICATION])