Spec instance statistics

7 files changed, 173 insertions, 11 deletions

diff --git a/spec/controllers/instance_statistics/cohorts_controller_spec.rb b/spec/controllers/instance_statistics/cohorts_controller_spec.rb
new file mode 100644
index 00000000000..e4eedede93a
--- /dev/null
+++ b/spec/controllers/instance_statistics/cohorts_controller_spec.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe InstanceStatistics::CohortsController do
+  it_behaves_like 'instance statistics availability'
+end
diff --git a/spec/controllers/instance_statistics/conversational_development_index_controller_spec.rb b/spec/controllers/instance_statistics/conversational_development_index_controller_spec.rb
new file mode 100644
index 00000000000..4935cb265bf
--- /dev/null
+++ b/spec/controllers/instance_statistics/conversational_development_index_controller_spec.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe InstanceStatistics::ConversationalDevelopmentIndexController do
+  it_behaves_like 'instance statistics availability'
+end
diff --git a/spec/features/dashboard/active_tab_spec.rb b/spec/features/dashboard/active_tab_spec.rb
index 8bab501134b..f4d0f82d248 100644
--- a/spec/features/dashboard/active_tab_spec.rb
+++ b/spec/features/dashboard/active_tab_spec.rb
@@ -7,32 +7,38 @@ RSpec.describe 'Dashboard Active Tab', :js do
 
   shared_examples 'page has active tab' do |title|
     it "#{title} tab" do
+      subject
+
       expect(page).to have_selector('.navbar-sub-nav li.active', count: 1)
       expect(find('.navbar-sub-nav li.active')).to have_content(title)
     end
   end
 
   context 'on dashboard projects' do
-    before do
-      visit dashboard_projects_path
+    it_behaves_like 'page has active tab', 'Projects' do
+      subject { visit dashboard_projects_path }
     end
-
-    it_behaves_like 'page has active tab', 'Projects'
   end
 
   context 'on dashboard groups' do
-    before do
-      visit dashboard_groups_path
+    it_behaves_like 'page has active tab', 'Groups' do
+      subject { visit dashboard_groups_path }
     end
-
-    it_behaves_like 'page has active tab', 'Groups'
   end
 
   context 'on activity projects' do
-    before do
-      visit activity_dashboard_path
+    it_behaves_like 'page has active tab', 'Activity' do
+      subject { visit activity_dashboard_path }
     end
+  end
 
-    it_behaves_like 'page has active tab', 'Activity'
+  context 'on instance statistics' do
+    subject { visit instance_statistics_root_path }
+
+    it 'shows Instance Statistics` as active' do
+      subject
+
+      expect(find('.navbar-sub-nav li.active')).to have_link('Instance Statistics')
+    end
   end
 end
diff --git a/spec/features/dashboard/instance_statistics_spec.rb b/spec/features/dashboard/instance_statistics_spec.rb
new file mode 100644
index 00000000000..21ee2796bd8
--- /dev/null
+++ b/spec/features/dashboard/instance_statistics_spec.rb
@@ -0,0 +1,60 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe 'Showing instance statistics' do
+  before do
+    sign_in user if user
+  end
+
+  # Using a path that is publicly accessible
+  subject { visit explore_projects_path }
+
+  context 'for unauthenticated users' do
+    let(:user) { nil }
+
+    it 'does not show the instance statistics link' do
+      subject
+
+      expect(page).not_to have_link('Instance Statistics')
+    end
+  end
+
+  context 'for regular users' do
+    let(:user) { create(:user) }
+
+    context 'when instance statistics are publicly available' do
+      before do
+        stub_application_setting(instance_statistics_visibility_private: false)
+      end
+
+      it 'shows the instance statistics link' do
+        subject
+
+        expect(page).to have_link('Instance Statistics')
+      end
+    end
+
+    context 'when instance statistics are not publicly available' do
+      before do
+        stub_application_setting(instance_statistics_visibility_private: true)
+      end
+
+      it 'shows the instance statistics link' do
+        subject
+
+        expect(page).not_to have_link('Instance Statistics')
+      end
+    end
+  end
+
+  context 'for admins' do
+    let(:user) { create(:admin) }
+
+    it 'shows the instance statistics link' do
+      subject
+
+      expect(page).to have_link('Instance Statistics')
+    end
+  end
+end
diff --git a/spec/policies/global_policy_spec.rb b/spec/policies/global_policy_spec.rb
index a2047b54deb..30d68e7dc9d 100644
--- a/spec/policies/global_policy_spec.rb
+++ b/spec/policies/global_policy_spec.rb
@@ -180,4 +180,38 @@ describe GlobalPolicy do
       end
     end
   end
+
+  describe 'read instance statistics' do
+    context 'regular user' do
+      it { is_expected.to be_allowed(:read_instance_statistics) }
+
+      context 'when instance statistics are set to private' do
+        before do
+          stub_application_setting(instance_statistics_visibility_private: true)
+        end
+
+        it { is_expected.not_to be_allowed(:read_instance_statistics) }
+      end
+    end
+
+    context 'admin' do
+      let(:current_user) { create(:admin) }
+
+      it { is_expected.to be_allowed(:read_instance_statistics) }
+
+      context 'when instance statistics are set to private' do
+        before do
+          stub_application_setting(instance_statistics_visibility_private: true)
+        end
+
+        it { is_expected.to be_allowed(:read_instance_statistics) }
+      end
+    end
+
+    context 'anonymous' do
+      let(:current_user) { nil }
+
+      it { is_expected.not_to be_allowed(:read_instance_statistics) }
+    end
+  end
 end
diff --git a/spec/routing/instance_statistics_routing_spec.rb b/spec/routing/instance_statistics_routing_spec.rb
new file mode 100644
index 00000000000..b94faabfa1d
--- /dev/null
+++ b/spec/routing/instance_statistics_routing_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe 'Instance Statistics', 'routing' do
+  include RSpec::Rails::RequestExampleGroup
+
+  it "routes '/-/instance_statistics' to conversational development index" do
+    expect(get('/-/instance_statistics')).to redirect_to('/-/instance_statistics/conversational_development_index')
+  end
+end
diff --git a/spec/support/shared_examples/instance_statistics_controllers_shared_examples.rb b/spec/support/shared_examples/instance_statistics_controllers_shared_examples.rb
new file mode 100644
index 00000000000..5334af841e1
--- /dev/null
+++ b/spec/support/shared_examples/instance_statistics_controllers_shared_examples.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+shared_examples 'instance statistics availability' do
+  let(:user) { create(:user) }
+
+  before do
+    sign_in(user)
+  end
+
+  describe 'GET #index' do
+    it 'is available when the feature is available publicly' do
+      get :index
+
+      expect(response).to have_gitlab_http_status(:success)
+    end
+
+    it 'renders a 404 when the feature is not available publicly' do
+      stub_application_setting(instance_statistics_visibility_private: true)
+
+      get :index
+
+      expect(response).to have_gitlab_http_status(:not_found)
+    end
+
+    context 'for admins' do
+      let(:user) { create(:admin) }
+
+      it 'allows access when the feature is not available publicly' do
+        stub_application_setting(instance_statistics_visibility_private: true)
+
+        get :index
+
+        expect(response).to have_gitlab_http_status(:success)
+      end
+    end
+  end
+end