Expire tags/branches repo cache before delete a repository

app/models/repository.rb

@@ -392,6 +392,11 @@ class Repository
 
     expire_cache if exists?
 
+    # expire cache that don't depend on repository data (when expiring)
+    expire_tags_cache
+    expire_tag_count_cache
+    expire_branches_cache
+    expire_branch_count_cache
     expire_root_ref_cache
     expire_emptiness_caches
     expire_exists_cache

spec/models/repository_spec.rb

@@ -749,6 +749,30 @@ describe Repository, models: true do
         repository.before_delete
       end
 
+      it 'flushes the tags cache' do
+        expect(repository).to receive(:expire_tags_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the tag count cache' do
+        expect(repository).to receive(:expire_tag_count_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the branches cache' do
+        expect(repository).to receive(:expire_branches_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the branch count cache' do
+        expect(repository).to receive(:expire_branch_count_cache)
+
+        repository.before_delete
+      end
+
       it 'flushes the root ref cache' do
         expect(repository).to receive(:expire_root_ref_cache)
 
@@ -779,6 +803,30 @@ describe Repository, models: true do
         repository.before_delete
       end
 
+      it 'flushes the tags cache' do
+        expect(repository).to receive(:expire_tags_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the tag count cache' do
+        expect(repository).to receive(:expire_tag_count_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the branches cache' do
+        expect(repository).to receive(:expire_branches_cache)
+
+        repository.before_delete
+      end
+
+      it 'flushes the branch count cache' do
+        expect(repository).to receive(:expire_branch_count_cache)
+
+        repository.before_delete
+      end
+
       it 'flushes the root ref cache' do
         expect(repository).to receive(:expire_root_ref_cache)