Remove issue observer tests

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

spec/observers/issue_observer_spec.rb

-require 'spec_helper'
-
-describe IssueObserver do
-  let(:some_user)      { create :user }
-  let(:assignee)       { create :user }
-  let(:author)         { create :user }
-  let(:mock_issue)     { create(:issue, assignee: assignee, author: author) }
-
-
-  before { subject.stub(:current_user).and_return(some_user) }
-  before { subject.stub(:current_commit).and_return(nil) }
-  before { subject.stub(notification: double('NotificationService').as_null_object) }
-  before { mock_issue.project.stub_chain(:repository, :commit).and_return(nil) }
-
-  subject { IssueObserver.instance }
-
-  describe '#after_create' do
-    it 'trigger notification to send emails' do
-      subject.should_receive(:notification)
-
-      subject.after_create(mock_issue)
-    end
-
-    it 'should create cross-reference notes' do
-      other_issue = create(:issue)
-      mock_issue.stub(references: [other_issue])
-
-      Note.should_receive(:create_cross_reference_note).with(other_issue, mock_issue,
-        some_user, mock_issue.project)
-      subject.after_create(mock_issue)
-    end
-  end
-
-  context '#after_close' do
-    context 'a status "closed"' do
-      before { mock_issue.stub(state: 'closed') }
-
-      it 'note is created if the issue is being closed' do
-        Note.should_receive(:create_status_change_note).with(mock_issue, mock_issue.project, some_user, 'closed', nil)
-
-        subject.after_close(mock_issue, nil)
-      end
-
-      it 'trigger notification to send emails' do
-        subject.notification.should_receive(:close_issue).with(mock_issue, some_user)
-        subject.after_close(mock_issue, nil)
-      end
-
-      it 'appends a mention to the closing commit if one is present' do
-        commit = double('commit', gfm_reference: 'commit 123456')
-        subject.stub(current_commit: commit)
-
-        Note.should_receive(:create_status_change_note).with(mock_issue, mock_issue.project, some_user, 'closed', commit)
-
-        subject.after_close(mock_issue, nil)
-      end
-    end
-
-    context 'a status "reopened"' do
-      before { mock_issue.stub(state: 'reopened') }
-
-      it 'note is created if the issue is being reopened' do
-        Note.should_receive(:create_status_change_note).with(mock_issue, mock_issue.project, some_user, 'reopened', nil)
-
-        subject.after_reopen(mock_issue, nil)
-      end
-    end
-  end
-
-  context '#after_update' do
-    before(:each) do
-      mock_issue.stub(:is_being_reassigned?).and_return(false)
-    end
-
-    context 'notification' do
-      it 'triggered if the issue is being reassigned' do
-        mock_issue.should_receive(:is_being_reassigned?).and_return(true)
-        subject.should_receive(:notification)
-
-        subject.after_update(mock_issue)
-      end
-
-      it 'is not triggered if the issue is not being reassigned' do
-        mock_issue.should_receive(:is_being_reassigned?).and_return(false)
-        subject.should_not_receive(:notification)
-
-        subject.after_update(mock_issue)
-      end
-    end
-
-    context 'cross-references' do
-      it 'notices added references' do
-        mock_issue.should_receive(:notice_added_references)
-
-        subject.after_update(mock_issue)
-      end
-    end
-  end
-end