diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a667ceaf8931..4fb1f05b37b3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -379,7 +379,27 @@ test:browser:integration:api_client_ruby:
     - cd zammad_api_client_ruby
     - bundle install
     - export TEST_URL=http://$IP:$BROWSER_PORT
-    - rspec spec/zammad_api_spec.rb || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
+    - rspec || (cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1)
+    - cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1
+
+test:browser:integration:api_client_php:
+  stage: browser
+  dependencies:
+    - browser:build
+  tags:
+    - browser
+  script:
+    - RAILS_ENV=test rake db:create
+    - cp contrib/auto_wizard_test.json auto_wizard.json
+    - script/build/test_startup.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1
+    - GIT_SSH=/ssh_wrapper_client_php.sh git clone git@github.com:martini/zammad_api_client_php || script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1
+    - wget http://$IP:$BROWSER_PORT/api/v1/getting_started/auto_wizard
+    - cd zammad_api_client_php
+    - composer install
+    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_URL=http://$IP:$BROWSER_PORT
+    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_USERNAME=master@example.com
+    - export ZAMMAD_PHP_API_CLIENT_UNIT_TESTS_PASSWORD=test
+    - vendor/bin/phpunit || (cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 1 1)
     - cd .. && script/build/test_shutdown.sh $RAILS_ENV $BROWSER_PORT $WS_PORT 0 1
 
 test:browser:twitter_ff:
diff --git a/test/unit/job_test.rb b/test/unit/job_test.rb
index 63c8c1b13b5b..71533282b7de 100644
--- a/test/unit/job_test.rb
+++ b/test/unit/job_test.rb
@@ -134,19 +134,19 @@ class JobTest < ActiveSupport::TestCase
     assert_not(job1.executable?)
 
     job1.last_run_at = Time.zone.now - 15.minutes
-    job1.save
+    job1.save!
     assert_not(job1.executable?)
 
     job1.updated_at = Time.zone.now - 15.minutes
-    job1.save
+    job1.save!
     assert(job1.executable?)
 
     job1.active = false
-    job1.save
+    job1.save!
     assert_not(job1.executable?)
 
     job1.active = true
-    job1.save
+    job1.save!
     assert_not(job1.executable?)
 
     assert_not(job1.in_timeplan?)
@@ -161,11 +161,11 @@ class JobTest < ActiveSupport::TestCase
       6 => 'Sat',
     }
     job1.timeplan['days'][day_map[time.wday]] = true
-    job1.save
-    assert_not(job1.in_timeplan?)
+    job1.save!
+    assert_not(job1.in_timeplan?(time))
     job1.timeplan['hours'][time.hour.to_s] = true
-    job1.save
-    assert_not(job1.in_timeplan?)
+    job1.save!
+    assert_not(job1.in_timeplan?(time))
     min = time.min
     if min < 9
       min = 0
@@ -181,19 +181,19 @@ class JobTest < ActiveSupport::TestCase
       min = 50
     end
     job1.timeplan['minutes'][min.to_s] = true
-    job1.save
-    assert(job1.in_timeplan?)
+    job1.save!
+    assert(job1.in_timeplan?(time))
 
     job1.timeplan['hours'][time.hour] = true
-    job1.save
+    job1.save!
 
     job1.timeplan['minutes'][min] = true
-    job1.save
-    assert(job1.in_timeplan?)
+    job1.save!
+    assert(job1.in_timeplan?(time))
 
     # execute jobs
     job1.updated_at = Time.zone.now - 15.minutes
-    job1.save
+    job1.save!
     Job.run
 
     assert(job1.next_run_at)
@@ -223,7 +223,7 @@ class JobTest < ActiveSupport::TestCase
 
     # execute jobs again
     job1.updated_at = Time.zone.now - 15.minutes
-    job1.save
+    job1.save!
     Job.run
 
     # verify changes on tickets
@@ -547,13 +547,13 @@ class JobTest < ActiveSupport::TestCase
     assert_equal('2016-03-25 01:40:00 UTC', next_run_at.to_s)
 
     job1.last_run_at = Time.zone.parse('2016-03-18 10:00:01 UTC')
-    job1.save
+    job1.save!
     time_now = Time.zone.parse('2016-03-18 10:00:02 UTC')
     next_run_at = job1.next_run_at_calculate(time_now)
     assert_equal('2016-03-18 10:40:00 UTC', next_run_at.to_s)
 
     job1.last_run_at = Time.zone.parse('2016-03-18 10:40:01 UTC')
-    job1.save
+    job1.save!
     time_now = Time.zone.parse('2016-03-18 10:40:02 UTC')
     next_run_at = job1.next_run_at_calculate(time_now)
     assert_equal('2016-03-21 01:00:00 UTC', next_run_at.to_s)
@@ -631,13 +631,13 @@ class JobTest < ActiveSupport::TestCase
     assert_equal('2016-03-18 00:00:00 UTC', next_run_at.to_s)
 
     job1.last_run_at = Time.zone.parse('2016-03-17 23:45:01 UTC')
-    job1.save
+    job1.save!
     time_now = Time.zone.parse('2016-03-17 23:51:23 UTC')
     next_run_at = job1.next_run_at_calculate(time_now)
     assert_equal('2016-03-18 00:00:00 UTC', next_run_at.to_s)
 
     job1.last_run_at = Time.zone.parse('2016-03-17 23:59:01 UTC')
-    job1.save
+    job1.save!
     time_now = Time.zone.parse('2016-03-17 23:59:23 UTC')
     next_run_at = job1.next_run_at_calculate(time_now)
     assert_equal('2016-03-18 00:40:00 UTC', next_run_at.to_s)