Fix bug rendering snippet activity

In this commit we fix a bug rendering the user's activity
and it has some snippet activity commented events.

app/helpers/events_helper.rb

@@ -178,8 +178,8 @@ module EventsHelper
   def event_note_target_url(event)
     if event.commit_note?
       project_commit_url(event.project, event.note_target, anchor: dom_id(event.target))
-    elsif event.project_snippet_note?
-      project_snippet_url(event.project, event.note_target, anchor: dom_id(event.target))
+    elsif event.snippet_note?
+      gitlab_snippet_url(event.note_target, anchor: dom_id(event.target))
     elsif event.issue_note?
       project_issue_url(event.project, id: event.note_target, anchor: dom_id(event.target))
     elsif event.merge_request_note?

app/models/event.rb

@@ -294,10 +294,14 @@ class Event < ApplicationRecord
     note? && target && target.for_merge_request?
   end
 
-  def project_snippet_note?
+  def snippet_note?
     note? && target && target.for_snippet?
   end
 
+  def project_snippet_note?
+    note? && target && target.for_project_snippet?
+  end
+
   def personal_snippet_note?
     note? && target && target.for_personal_snippet?
   end

app/models/note.rb

@@ -259,6 +259,10 @@ class Note < ApplicationRecord
     noteable_type == 'AlertManagement::Alert'
   end
 
+  def for_project_snippet?
+    noteable.is_a?(ProjectSnippet)
+  end
+
   def for_personal_snippet?
     noteable.is_a?(PersonalSnippet)
   end

changelogs/unreleased/fj-fix-bug-rendering-snippet-activity.yml

+---
+title: Fix bug rendering snippet activity
+merge_request: 53993
+author:
+type: fixed

spec/helpers/events_helper_spec.rb

@@ -200,7 +200,13 @@ RSpec.describe EventsHelper do
     it 'returns a project snippet note url' do
       event.target = create(:note_on_project_snippet, note: 'keep going')
 
-      expect(subject).to eq("#{project_base_url}/-/snippets/#{event.note_target.id}#note_#{event.target.id}")
+      expect(subject).to eq("#{project_snippet_url(event.note_target.project, event.note_target)}#note_#{event.target.id}")
+    end
+
+    it 'returns a personal snippet note url' do
+      event.target = create(:note_on_personal_snippet, note: 'keep going')
+
+      expect(subject).to eq("#{snippet_url(event.note_target)}#note_#{event.target.id}")
     end
 
     it 'returns a project issue url' do

spec/models/event_spec.rb

@@ -907,6 +907,58 @@ RSpec.describe Event do
     end
   end
 
+  context 'with snippet note' do
+    let_it_be(:user) { create(:user) }
+    let_it_be(:note_on_project_snippet) { create(:note_on_project_snippet, author: user) }
+    let_it_be(:note_on_personal_snippet) { create(:note_on_personal_snippet, author: user) }
+    let_it_be(:other_note) { create(:note_on_issue, author: user)}
+    let_it_be(:personal_snippet_event) { create(:event, :commented, project: nil, target: note_on_personal_snippet, author: user) }
+    let_it_be(:project_snippet_event) { create(:event, :commented, project: note_on_project_snippet.project, target: note_on_project_snippet, author: user) }
+    let_it_be(:other_event) { create(:event, :commented, project: other_note.project, target: other_note, author: user) }
+
+    describe '#snippet_note?' do
+      it 'returns true for a project snippet event' do
+        expect(project_snippet_event.snippet_note?).to be true
+      end
+
+      it 'returns true for a personal snippet event' do
+        expect(personal_snippet_event.snippet_note?).to be true
+      end
+
+      it 'returns false for a other kinds of event' do
+        expect(other_event.snippet_note?).to be false
+      end
+    end
+
+    describe '#personal_snippet_note?' do
+      it 'returns false for a project snippet event' do
+        expect(project_snippet_event.personal_snippet_note?).to be false
+      end
+
+      it 'returns true for a personal snippet event' do
+        expect(personal_snippet_event.personal_snippet_note?).to be true
+      end
+
+      it 'returns false for a other kinds of event' do
+        expect(other_event.personal_snippet_note?).to be false
+      end
+    end
+
+    describe '#project_snippet_note?' do
+      it 'returns true for a project snippet event' do
+        expect(project_snippet_event.project_snippet_note?).to be true
+      end
+
+      it 'returns false for a personal snippet event' do
+        expect(personal_snippet_event.project_snippet_note?).to be false
+      end
+
+      it 'returns false for a other kinds of event' do
+        expect(other_event.project_snippet_note?).to be false
+      end
+    end
+  end
+
   describe '#action_name' do
     it 'handles all valid design events' do
       created, updated, destroyed, archived = %i[created updated destroyed archived].map do |trait|

spec/models/note_spec.rb

@@ -837,6 +837,16 @@ RSpec.describe Note do
     end
   end
 
+  describe '#for_project_snippet?' do
+    it 'returns true for a project snippet note' do
+      expect(build(:note_on_project_snippet).for_project_snippet?).to be true
+    end
+
+    it 'returns false for a personal snippet note' do
+      expect(build(:note_on_personal_snippet).for_project_snippet?).to be false
+    end
+  end
+
   describe '#for_personal_snippet?' do
     it 'returns false for a project snippet note' do
       expect(build(:note_on_project_snippet).for_personal_snippet?).to be_falsy