DEV: Chat hashtag test (#25638)

Followup a2a2785f0b, moving
stuff to an existing test.

plugins/chat/spec/lib/chat/channel_hashtag_data_source_spec.rb

@@ -24,6 +24,16 @@ RSpec.describe Chat::ChannelHashtagDataSource do
       messages_count: 78,
     )
   end
+  fab!(:channel3) do
+    Fabricate(
+      :chat_channel,
+      slug: "music",
+      name: "Tunes",
+      chatable: category,
+      description: "A place for music lovers",
+      messages_count: 437,
+    )
+  end
   let!(:guardian) { Guardian.new(user) }
 
   before { SiteSetting.chat_allowed_groups = Group::AUTO_GROUPS[:trust_level_1] }
@@ -86,6 +96,31 @@ RSpec.describe Chat::ChannelHashtagDataSource do
       SiteSetting.chat_allowed_groups = Group::AUTO_GROUPS[:staff]
       expect(described_class.lookup(Guardian.new(user), ["random"])).to be_empty
     end
+
+    it "can return multiple channels" do
+      expect(described_class.lookup(guardian, %w[music random]).map(&:to_h)).to contain_exactly(
+        {
+          description: "Just weird stuff",
+          icon: "comment",
+          id: channel1.id,
+          ref: nil,
+          relative_url: channel1.relative_url,
+          slug: "random",
+          text: "Zany Things",
+          type: "channel",
+        },
+        {
+          description: "A place for music lovers",
+          icon: "comment",
+          id: channel3.id,
+          ref: nil,
+          relative_url: channel3.relative_url,
+          slug: "music",
+          text: "Tunes",
+          type: "channel",
+        },
+      )
+    end
   end
 
   describe "#search" do

plugins/chat/spec/services/hashtag_autocomplete_service_spec.rb

@@ -3,11 +3,7 @@
 RSpec.describe HashtagAutocompleteService do
   subject(:service) { described_class.new(guardian) }
 
-  fab!(:channel1) { Fabricate(:chat_channel, name: "Music Lounge", slug: "music") }
+  before { SiteSetting.chat_enabled = true }
-  fab!(:channel2) { Fabricate(:chat_channel, name: "Random", slug: "random") }
-
-  fab!(:admin)
-  let(:guardian) { Guardian.new(admin) }
 
   describe ".enabled_data_sources" do
     it "only returns data sources that are enabled" do
@@ -16,11 +12,4 @@ RSpec.describe HashtagAutocompleteService do
       )
     end
   end
-
-  describe "#lookup" do
-    it "returns hashtags for channels" do
-      result = service.lookup(%w[music::channel random::channel], ["channel"])
-      expect(result[:channel].map(&:slug)).to contain_exactly("music", "random")
-    end
-  end
 end