Implement UI for Admin Search of Hashtags (#30880)

spec/models/admin/tag_filter_spec.rb

@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::TagFilter do
+  describe 'with invalid params' do
+    it 'raises with key error' do
+      filter = described_class.new(wrong: true)
+
+      expect { filter.results }.to raise_error(/wrong/)
+    end
+
+    it 'raises with status scope error' do
+      filter = described_class.new(status: 'unknown')
+
+      expect { filter.results }.to raise_error(/Unknown status: unknown/)
+    end
+
+    it 'raises with order value error' do
+      filter = described_class.new(order: 'unknown')
+
+      expect { filter.results }.to raise_error(/Unknown order: unknown/)
+    end
+  end
+
+  describe '#results' do
+    let(:listable_tag) { Fabricate(:tag, name: 'test1', listable: true) }
+    let(:not_listable_tag) { Fabricate(:tag, name: 'test2', listable: false) }
+
+    it 'returns tags filtered by name' do
+      filter = described_class.new(name: 'test')
+
+      expect(filter.results).to eq([listable_tag, not_listable_tag])
+    end
+  end
+end

spec/models/tag_spec.rb

@@ -112,6 +112,18 @@ RSpec.describe Tag do
     end
   end
 
+  describe '#formatted_name' do
+    it 'returns name with a proceeding hash symbol' do
+      tag = Fabricate(:tag, name: 'foo')
+      expect(tag.formatted_name).to eq '#foo'
+    end
+
+    it 'returns display_name with a proceeding hash symbol, if display name present' do
+      tag = Fabricate(:tag, name: 'foobar', display_name: 'FooBar')
+      expect(tag.formatted_name).to eq '#FooBar'
+    end
+  end
+
   describe '.recently_used' do
     let(:account) { Fabricate(:account) }
     let(:other_person_status) { Fabricate(:status) }
@@ -240,5 +252,23 @@ RSpec.describe Tag do
 
       expect(results).to eq [tag, similar_tag]
     end
+
+    it 'finds only listable tags' do
+      tag = Fabricate(:tag, name: 'match')
+      _miss_tag = Fabricate(:tag, name: 'matchunlisted', listable: false)
+
+      results = described_class.search_for('match')
+
+      expect(results).to eq [tag]
+    end
+
+    it 'finds non-listable tags as well via option' do
+      tag = Fabricate(:tag, name: 'match')
+      unlisted_tag = Fabricate(:tag, name: 'matchunlisted', listable: false)
+
+      results = described_class.search_for('match', 5, 0, exclude_unlistable: false)
+
+      expect(results).to eq [tag, unlisted_tag]
+    end
   end
 end