Respects existence of other generated data

test/functional/activities_controller_test.rb

@@ -16,6 +16,7 @@ class ActivitiesControllerTest < ActionController::TestCase
   fixtures :all
 
   def test_project_index
+    Journal.delete_all
     project = Project.find(1)
     issue = FactoryGirl.create :issue,
                                status_id: 2,

test/integration/api_test/issues_test.rb

@@ -124,11 +124,11 @@ class ApiTest::IssuesTest < ActionDispatch::IntegrationTest
           FactoryGirl.create :work_package_journal,
                              journable_id: 1,
                              data: FactoryGirl.build(:journal_work_package_journal,
-                                                     status_id: 1)
-          FactoryGirl.create :work_package_journal,
-                             journable_id: 1,
-                             data: FactoryGirl.build(:journal_work_package_journal,
-                                                     status_id: 2)
+                                                                    status_id: 1)
+          @journal_to = FactoryGirl.create :work_package_journal,
+                                           journable_id: 1,
+                                           data: FactoryGirl.build(:journal_work_package_journal,
+                                                                  status_id: 2)
         end
 
         should "display journals" do
@@ -140,7 +140,7 @@ class ApiTest::IssuesTest < ActionDispatch::IntegrationTest
               :attributes => { :type => 'array' },
               :child => {
                 :tag => 'journal',
-                :attributes => { :id => '2'},
+                :attributes => { :id => @journal_to.id },
                 :child => {
                   :tag => 'details',
                   :attributes => { :type => 'array' },