DEV: Make the first argument to the top-level describe a constant in specs

spec/lib/discourse_redis_spec.rb

@@ -245,4 +245,56 @@ RSpec.describe DiscourseRedis do
       expect(redis_proxy.calls).to eq([:evalsha, :eval, :evalsha, :evalsha])
     end
   end
+
+  describe ".new_redis_store" do
+    let(:cache) { Cache.new(namespace: 'foo') }
+    let(:store) { DiscourseRedis.new_redis_store }
+
+    before do
+      cache.redis.del("key")
+      store.delete("key")
+    end
+
+    it "can store stuff" do
+      store.fetch("key") do
+        "key in store"
+      end
+
+      r = store.read("key")
+
+      expect(r).to eq("key in store")
+    end
+
+    it "doesn't collide with our Cache" do
+      store.fetch("key") do
+        "key in store"
+      end
+
+      cache.fetch("key") do
+        "key in cache"
+      end
+
+      r = store.read("key")
+
+      expect(r).to eq("key in store")
+    end
+
+    it "can be cleared without clearing our cache" do
+      cache.clear
+      store.clear
+
+      store.fetch("key") do
+        "key in store"
+      end
+
+      cache.fetch("key") do
+        "key in cache"
+      end
+
+      store.clear
+
+      expect(store.read("key")).to eq(nil)
+      expect(cache.fetch("key")).to eq("key in cache")
+    end
+  end
 end