Add tests for increased converage

lib/gitlab/chat_commands/base_command.rb

@@ -35,14 +35,6 @@ module Gitlab
         Ability.allowed?(object, action, subject)
       end
 
-      def present(resource)
-        Mattermost::Presenter.present(resource)
-      end
-      
-      def help(messages)
-        Mattermost::Presenter.help(messages)
-      end
-
       def find_by_iid(iid)
         resource = collection.find_by(iid: iid)
 

lib/gitlab/chat_commands/command.rb

@@ -9,9 +9,11 @@ module Gitlab
       def execute
         klass, match = fetch_klass
 
-        return help(help_messages, params[:command]) unless klass.try(:available?, project)
-
-        klass.new(project, current_user, params).execute(match)
+        if klass
+          present klass.new(project, current_user, params).execute(match)
+        else
+          help(help_messages)
+        end
       end
 
       private
@@ -40,6 +42,14 @@ module Gitlab
       def command
         params[:text]
       end
+
+      def present(resource)
+        Mattermost::Presenter.present(resource)
+      end
+
+      def help(messages)
+        Mattermost::Presenter.help(messages, params[:command])
+      end
     end
   end
 end

lib/gitlab/chat_commands/issue_create.rb

 module Gitlab
   module ChatCommands
-    class IssueCreate < IssueCommand 
+    class IssueCreate < IssueCommand
       def self.match(text)
         /\Aissue\s+create\s+(?<title>[^\n]*)\n*(?<description>.*)\z/.match(text)
       end
@@ -10,12 +10,12 @@ module Gitlab
       end
 
       def execute(match)
-        present nil unless can?(current_user, :create_issue, project)
+        return nil unless can?(current_user, :create_issue, project)
 
         title = match[:title]
         description = match[:description]
 
-        present Issues::CreateService.new(project, current_user, title: title, description: description).execute
+        Issues::CreateService.new(project, current_user, title: title, description: description).execute
       end
     end
   end

lib/gitlab/chat_commands/issue_show.rb

@@ -10,7 +10,7 @@ module Gitlab
       end
 
       def execute(match)
-        present find_by_iid(match[:iid])
+        find_by_iid(match[:iid])
       end
     end
   end

lib/mattermost/presenter.rb

@@ -4,19 +4,20 @@ module Mattermost
       include Rails.application.routes.url_helpers
 
       def authorize_chat_name(url)
-        message = "Hi there! We've yet to get acquainted! Please [introduce yourself](#{url})!"
+        message = "Hi there! We've yet to get acquainted! Please introduce yourself by [connection your GitLab profile](#{url})!"
 
         ephemeral_response(message)
       end
 
       def help(messages, command)
+        return ephemeral_response("No commands configured") unless messages.count > 1
         message = ["Available commands:"]
 
         messages.each do |messsage|
           message << "- #{command} #{message}"
         end
 
-        ephemeral_response(messages.join("\n"))
+        ephemeral_response(message.join("\n"))
       end
 
       def not_found

spec/lib/gitlab/chat_commands/command_spec.rb

 require 'spec_helper'
 
 describe Gitlab::ChatCommands::Command, service: true do
-  let(:project)         { create(:project) }
-  let(:user)            { create(:user) }
-  let(:params)          { { text: 'issue show 1' } }
+  let(:project) { create(:project) }
+  let(:user) { create(:user) }
 
   subject { described_class.new(project, user, params).execute }
 
   describe '#execute' do
-    context 'when the command is not available' do
+    context 'when no command is not available' do
+      let(:params) { { text: 'issue show 1' } }
       let(:project) { create(:project, has_external_issue_tracker: true) }
 
       it 'displays the help message' do
         expect(subject[:response_type]).to be(:ephemeral)
-        expect(subject[:text]).to start_with('Available commands')
+        expect(subject[:text]).to start_with('404 not found')
       end
     end
 
@@ -25,5 +25,17 @@ describe Gitlab::ChatCommands::Command, service: true do
         expect(subject[:text]).to start_with('Available commands')
       end
     end
+
+    context 'issue is succesfully created' do
+      let(:params) { { text: "issue create my new issue" } }
+
+      before do
+        project.team << [user, :master]
+      end
+
+      it 'presents the issue' do
+        expect(subject[:text]).to match("my new issue")
+      end
+    end
   end
 end

spec/lib/gitlab/chat_commands/issue_create_spec.rb

@@ -2,8 +2,8 @@ require 'spec_helper'
 
 describe Gitlab::ChatCommands::IssueCreate, service: true do
   describe '#execute' do
-    let(:project)  { create(:empty_project) }
-    let(:user)     { create(:user) }
+    let(:project) { create(:empty_project) }
+    let(:user) { create(:user) }
     let(:regex_match) { described_class.match("issue create bird is the word") }
 
     before do
@@ -16,12 +16,9 @@ describe Gitlab::ChatCommands::IssueCreate, service: true do
 
     context 'without description' do
       it 'creates the issue' do
-        expect do
-          subject # this trigger the execution
-        end.to change { project.issues.count }.by(1)
+        expect { subject }.to change { project.issues.count }.by(1)
 
-        expect(subject[:response_type]).to be :in_channel
-        expect(subject[:text]).to match('bird is the word')
+        expect(subject.title).to eq('bird is the word')
       end
     end
 
@@ -29,11 +26,9 @@ describe Gitlab::ChatCommands::IssueCreate, service: true do
       let(:description) { "Surfin bird" }
       let(:regex_match) { described_class.match("issue create bird is the word\n#{description}") }
 
-      before do
+      it 'creates the issue with description' do
         subject
-      end
 
-      it 'creates the issue with description' do
         expect(Issue.last.description).to eq(description)
       end
     end

spec/lib/gitlab/chat_commands/issue_show_spec.rb

@@ -17,17 +17,15 @@ describe Gitlab::ChatCommands::IssueShow, service: true do
 
     context 'the issue exists' do
       it 'returns the issue' do
-        expect(subject[:response_type]).to be(:in_channel)
-        expect(subject[:text]).to match(issue.title)
+        expect(subject.iid).to be issue.iid
       end
     end
 
     context 'the issue does not exist' do
-      let(:regex_match) { described_class.match("issue show 1234") }
+      let(:regex_match) { described_class.match("issue show 2343242") }
 
       it "returns nil" do
-        expect(subject[:response_type]).to be(:ephemeral)
-        expect(subject[:text]).to start_with('404 not found!')
+        expect(subject).to be_nil
       end
     end
   end