disables the shortcut to the issue boards when issues are disabled

app/controllers/projects/application_controller.rb

@@ -86,4 +86,8 @@ class Projects::ApplicationController < ApplicationController
   def require_pages_enabled!
     not_found unless @project.pages_available?
   end
+
+  def check_issues_available!
+    return render_404 unless @project.feature_available?(:issues, current_user)
+  end
 end

app/controllers/projects/boards_controller.rb

@@ -2,6 +2,7 @@ class Projects::BoardsController < Projects::ApplicationController
   include BoardsResponses
   include IssuableCollections
+  before_action :check_issues_available!
   before_action :authorize_read_board!, only: [:index, :show]
   before_action :assign_endpoint_vars

app/controllers/projects/issues_controller.rb

@@ -194,10 +194,6 @@ class Projects::IssuesController < Projects::ApplicationController
     render_404 unless can?(current_user, :push_code, @project) && @issue.can_be_worked_on?(current_user)
   end
-  def check_issues_available!
-    return render_404 unless @project.feature_available?(:issues, current_user)
-  end
-
   def render_issue_json
     if @issue.valid?
       render json: serializer.represent(@issue)

app/views/layouts/nav/sidebar/_project.html.haml

@@ -299,9 +299,10 @@
             Charts
       -# Shortcut to Issues > New Issue
-      %li.hidden
-        = link_to new_project_issue_path(@project), class: 'shortcuts-new-issue' do
-          Create a new issue
+      - if project_nav_tab?(:issues)
+        %li.hidden
+          = link_to new_project_issue_path(@project), class: 'shortcuts-new-issue' do
+            Create a new issue
       -# Shortcut to Pipelines > Jobs
       - if project_nav_tab? :builds
@@ -316,5 +317,6 @@
             Commits
       -# Shortcut to issue boards
-      %li.hidden
-        = link_to 'Issue Boards', project_boards_path(@project), title: 'Issue Boards', class: 'shortcuts-issue-boards'
+      - if project_nav_tab?(:issues)
+        %li.hidden
+          = link_to 'Issue Boards', project_boards_path(@project), title: 'Issue Boards', class: 'shortcuts-issue-boards'

changelogs/unreleased/41244-issue-board-shortcut-working-while-no-issues.yml

+---
+title: disables shortcut to issue boards when issues are not enabled
+merge_request: 16020
+author: Christiaan Van den Poel
+type: fixed

spec/controllers/projects/boards_controller_spec.rb

@@ -55,6 +55,16 @@ describe Projects::BoardsController do
       end
     end
+    context 'issues are disabled' do
+      let(:project) { create(:project, :issues_disabled) }
+
+      it 'returns a not found 404 response' do
+        list_boards
+
+        expect(response).to have_gitlab_http_status(404)
+      end
+    end
+
     def list_boards(format: :html)
       get :index, namespace_id: project.namespace,
                   project_id: project,

spec/features/boards/keyboard_shortcut_spec.rb

 require 'rails_helper'
 describe 'Issue Boards shortcut', :js do
-  let(:project) { create(:project) }
-  before do
-    create(:board, project: project)
-    sign_in(create(:admin))
-    visit project_path(project)
+  context 'issues are enabled' do
+    let(:project) { create(:project) }
+    before do
+      create(:board, project: project)
+      sign_in(create(:admin))
+      visit project_path(project)
+    end
+
+    it 'takes user to issue board index' do
+      find('body').native.send_keys('gb')
+      expect(page).to have_selector('.boards-list')
+
+      wait_for_requests
+    end
   end
-  it 'takes user to issue board index' do
-    find('body').native.send_keys('gb')
-    expect(page).to have_selector('.boards-list')
-    wait_for_requests
+  context 'issues are not enabled' do
+    let(:project) { create(:project, :issues_disabled) }
+
+    before do
+      sign_in(create(:admin))
+
+      visit project_path(project)
+    end
+
+    it 'does not take user to the issue board index' do
+      find('body').native.send_keys('gb')
+      expect(page).to have_selector("body[data-page='projects:show']")
+    end
   end
 end

spec/features/issues/keyboard_shortcut_spec.rb

+require 'rails_helper'
+
+describe 'Issues shortcut', :js do
+  context 'New Issue shortcut' do
+    context 'issues are enabled' do
+      let(:project) { create(:project) }
+
+      before do
+        sign_in(create(:admin))
+
+        visit project_path(project)
+      end
+
+      it 'takes user to the new issue page' do
+        find('body').native.send_keys('i')
+        expect(page).to have_selector('#new_issue')
+      end
+    end
+
+    context 'issues are not enabled' do
+      let(:project) { create(:project, :issues_disabled) }
+
+      before do
+        sign_in(create(:admin))
+
+        visit project_path(project)
+      end
+
+      it 'does not take user to the new issue page' do
+        find('body').native.send_keys('i')
+
+        expect(page).to have_selector("body[data-page='projects:show']")
+      end
+    end
+  end
+end