From 7f751fc1f7fbc5a16634f2530dddc5b1eb2d2c0b Mon Sep 17 00:00:00 2001
From: cintamani <cintamani.puddu@gmail.com>
Date: Mon, 1 Oct 2018 14:37:09 +0100
Subject: [PATCH] Add test coverage and changelog

---
 CHANGELOG.md       |  1 +
 test/cache_test.rb | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd55fa3e..05ad938f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ Breaking changes:
 Features:
 
 Fixes:
+  - [#2288](https://github.com/rails-api/active_model_serializers/pull/2288). Fixes #2287. (@cintamani)
 
 - [#2307](https://github.com/rails-api/active_model_serializers/pull/2307) Falsey attribute values should not be reevaluated.
 
diff --git a/test/cache_test.rb b/test/cache_test.rb
index 7bf9ca85..ed844f4f 100644
--- a/test/cache_test.rb
+++ b/test/cache_test.rb
@@ -55,6 +55,11 @@ module ActiveModelSerializers
       has_many :roles
       has_one :bio
     end
+    class AuthorSerializerWithCache < ActiveModel::Serializer
+      cache
+
+      attributes :name
+    end
 
     class Blog < ::Model
       attributes :name
@@ -146,6 +151,19 @@ module ActiveModelSerializers
       @blog_serializer     = BlogSerializer.new(@blog)
     end
 
+    def test_expire_of_cache
+      ARModels::Author.cache_versioning = true
+      author = ARModels::Author.create(name: 'Foo')
+      author_json = AuthorSerializerWithCache.new(author).as_json
+
+      assert_equal 'Foo', author_json[:name]
+
+      author.update_attributes(name: 'Bar')
+      author_json = AuthorSerializerWithCache.new(author).as_json
+
+      assert_equal 'Bar', author_json[:name]
+    end
+
     def test_explicit_cache_store
       default_store = Class.new(ActiveModel::Serializer) do
         cache