add request spec and change selection

app/controllers/admin/tags_controller.rb

@@ -17,7 +17,7 @@ module Admin
       authorize @tag, :show?
 
       @time_period = report_range
-      @action_logs = Admin::ActionLogFilter.new(action_type: :update_tag).results.limit(5)
+      @action_logs = Admin::ActionLogFilter.new(target_tag: @tag.formatted_name).results.limit(5)
     end
 
     def update

app/models/admin/action_log_filter.rb

@@ -117,6 +117,8 @@ class Admin::ActionLogFilter
     when 'target_domain'
       normalized_domain = TagManager.instance.normalize_domain(value)
       latest_action_logs.where(human_identifier: normalized_domain, target_type: INSTANCE_TARGET_TYPES)
+    when 'target_tag'
+      latest_action_logs.where(human_identifier: value)
     else
       raise Mastodon::InvalidParameterError, "Unknown filter: #{key}"
     end

app/models/tag.rb

@@ -111,7 +111,7 @@ class Tag < ApplicationRecord
   end
 
   def to_log_human_identifier
-    "##{display_name}"
+    formatted_name
   end
 
   class << self

app/views/admin/tags/show.html.haml

@@ -95,7 +95,7 @@
   %hr.spacer/
 
   %h3= t('admin.tags.audit_log.title')
-  - if @action_logs.empty?
+  - if @action_logs.nil?
     %p= t('accounts.nothing_here')
   - else
     .report-notes

spec/requests/admin/tags_spec.rb

@@ -15,4 +15,17 @@ RSpec.describe 'Admin Tags' do
         .to have_http_status(400)
     end
   end
+
+  describe 'update tag' do
+    before { sign_in Fabricate(:admin_user) }
+
+    let(:tag) { Fabricate :tag, name: '#supertag' }
+
+    it 'redirects to tag page and saves log action for tag' do
+      put admin_tag_path(tag.id, params: { tag: { trendable: true } })
+
+      expect(response).to have_http_status(302)
+      expect(Admin::ActionLog.last.human_identifier).to eq(tag.formatted_name)
+    end
+  end
 end