Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `app/controllers/admin/base_controller.rb`:
  Minor conflict caused by glitch-soc's theming system.
- `app/javascript/mastodon/initial_state.js`:
  Minor conflict caused by glitch-soc making use of max_toot_chars.
- `app/models/form/admin_settings.rb`:
  Minor conflict caused by glitch-soc's theming system.
- `app/models/trends.rb`:
  Minor conflict caused by glitch-soc having more granular
  notification settings for trends.
- `app/views/admin/accounts/index.html.haml`:
  Minor conflict caused by glitch-soc's theming system.
- `app/views/admin/instances/show.html.haml`:
  Minor conflict caused by glitch-soc's theming system.
- `app/views/layouts/application.html.haml`:
  Minor conflict caused by glitch-soc's theming system.
- `app/views/settings/preferences/notifications/show.html.haml`:
  Minor conflict caused by glitch-soc having more granular
  notification settings for trends.
- `config/navigation.rb`:
  Minor conflict caused by glitch-soc having additional
  navigation items for the theming system while upstream
  slightly changed every line.

1 files changed, 81 insertions, 0 deletions

diff --git a/spec/controllers/admin/users/roles_controller.rb b/spec/controllers/admin/users/roles_controller.rb
new file mode 100644
index 000000000..bd6a3fa67
--- /dev/null
+++ b/spec/controllers/admin/users/roles_controller.rb
@@ -0,0 +1,81 @@
+require 'rails_helper'
+
+describe Admin::Users::RolesController do
+  render_views
+
+  let(:current_role) { UserRole.create(name: 'Foo', permissions: UserRole::FLAGS[:manage_roles], position: 10) }
+  let(:current_user) { Fabricate(:user, role: current_role) }
+
+  let(:previous_role) { nil }
+  let(:user) { Fabricate(:user, role: previous_role) }
+
+  before do
+    sign_in current_user, scope: :user
+  end
+
+  describe 'GET #show' do
+    before do
+      get :show, params: { user_id: user.id }
+    end
+
+    it 'returns http success' do
+      expect(response).to have_http_status(:success)
+    end
+
+    context 'when target user is higher ranked than current user' do
+      let(:previous_role) { UserRole.create(name: 'Baz', permissions: UserRole::FLAGS[:administrator], position: 100) }
+
+      it 'returns http forbidden' do
+        expect(response).to have_http_status(:forbidden)
+      end
+    end
+  end
+
+  describe 'PUT #update' do
+    let(:selected_role) { UserRole.create(name: 'Bar', permissions: permissions, position: position) }
+
+    before do
+      put :update, params: { user_id: user.id, user: { role_id: selected_role.id } }
+    end
+
+    context do
+      let(:permissions) { UserRole::FLAGS[:manage_roles] }
+      let(:position) { 1 }
+
+      it 'updates user role' do
+        expect(user.reload.role_id).to eq selected_role&.id
+      end
+
+      it 'redirects back to account page' do
+        expect(response).to redirect_to(admin_account_path(user.account_id))
+      end
+    end
+
+    context 'when selected role has higher position than current user\'s role' do
+      let(:permissions) { UserRole::FLAGS[:administrator] }
+      let(:position) { 100 }
+
+      it 'does not update user role' do
+        expect(user.reload.role_id).to eq previous_role&.id
+      end
+
+      it 'renders edit form' do
+        expect(response).to render_template(:show)
+      end
+    end
+
+    context 'when target user is higher ranked than current user' do
+      let(:previous_role) { UserRole.create(name: 'Baz', permissions: UserRole::FLAGS[:administrator], position: 100) }
+      let(:permissions) { UserRole::FLAGS[:manage_roles] }
+      let(:position) { 1 }
+
+      it 'does not update user role' do
+        expect(user.reload.role_id).to eq previous_role&.id
+      end
+
+      it 'returns http forbidden' do
+        expect(response).to have_http_status(:forbidden)
+      end
+    end
+  end
+end