Use project ID in repository cache to prevent stale data from persisting across projects

We have a number of bugs caused by cache keys not being flushed
properly during deletion of a project. Add the project ID to ensure
this never happens.

Closes #20027

1 files changed, 7 insertions, 6 deletions

diff --git a/spec/lib/repository_cache_spec.rb b/spec/lib/repository_cache_spec.rb
index 63b5292b098..f227926f39c 100644
--- a/spec/lib/repository_cache_spec.rb
+++ b/spec/lib/repository_cache_spec.rb
@@ -1,33 +1,34 @@
-require_relative '../../lib/repository_cache'
+require 'spec_helper'
 
 describe RepositoryCache, lib: true do
+  let(:project) { create(:project) }
   let(:backend) { double('backend').as_null_object }
-  let(:cache) { RepositoryCache.new('example', backend) }
+  let(:cache) { RepositoryCache.new('example', project.id, backend) }
 
   describe '#cache_key' do
     it 'includes the namespace' do
-      expect(cache.cache_key(:foo)).to eq 'foo:example'
+      expect(cache.cache_key(:foo)).to eq "foo:example:#{project.id}"
     end
   end
 
   describe '#expire' do
     it 'expires the given key from the cache' do
       cache.expire(:foo)
-      expect(backend).to have_received(:delete).with('foo:example')
+      expect(backend).to have_received(:delete).with("foo:example:#{project.id}")
     end
   end
 
   describe '#fetch' do
     it 'fetches the given key from the cache' do
       cache.fetch(:bar)
-      expect(backend).to have_received(:fetch).with('bar:example')
+      expect(backend).to have_received(:fetch).with("bar:example:#{project.id}")
     end
 
     it 'accepts a block' do
       p = -> {}
 
       cache.fetch(:baz, &p)
-      expect(backend).to have_received(:fetch).with('baz:example', &p)
+      expect(backend).to have_received(:fetch).with("baz:example:#{project.id}", &p)
     end
   end
 end