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.github/workflows/build.yml

@@ -0,0 +1,30 @@
+name: build
+on: push
+jobs:
+  build:
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - ruby: 3.0
+            gemfile: Gemfile
+          - ruby: 2.7
+            gemfile: gemfiles/Gemfile-6-1
+          - ruby: 2.7
+            gemfile: gemfiles/Gemfile-6-0-paranoia
+          - ruby: 2.6
+            gemfile: gemfiles/Gemfile-6-0
+          - ruby: 2.6
+            gemfile: gemfiles/Gemfile-5-2
+    env:
+      BUNDLE_GEMFILE: ${{ matrix.gemfile }}
+      USE_OFFICIAL_GEM_SOURCE: 1
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+      - run: bundle exec rake test

lib/second_level_cache/active_record/fetch_by_uniq_key.rb

@@ -9,10 +9,10 @@ def fetch_by_uniq_keys(where_values)
 
         if obj_id
           record = begin
-                     find(obj_id)
-                   rescue StandardError
-                     nil
-                   end
+            find(obj_id)
+          rescue
+            nil
+          end
         end
         return record if record_attributes_equal_where_values?(record, where_values)
         record = where(where_values).first
@@ -42,20 +42,21 @@ def fetch_by_uniq_key!(value, uniq_key_name)
       end
 
       private
-        def cache_uniq_key(where_values)
-          keys = where_values.collect do |k, v|
-            v = Digest::MD5.hexdigest(v) if v.respond_to?(:size) && v.size >= 32
-            [k, v].join("_")
-          end
 
-          ext_key = keys.join(",")
-          "#{SecondLevelCache.configure.cache_key_prefix}/uniq_key_#{name}_#{ext_key}"
+      def cache_uniq_key(where_values)
+        keys = where_values.collect do |k, v|
+          v = Digest::MD5.hexdigest(v) if v.respond_to?(:size) && v.size >= 32
+          [k, v].join("_")
         end
 
-        def record_attributes_equal_where_values?(record, where_values)
-          # https://api.rubyonrails.org/classes/ActiveRecord/ModelSchema/ClassMethods.html#method-i-type_for_attribute
-          where_values.all? { |k, v| record&.read_attribute(k) == type_for_attribute(k).cast(v) }
-        end
+        ext_key = keys.join(",")
+        "#{SecondLevelCache.configure.cache_key_prefix}/uniq_key_#{name}_#{ext_key}"
+      end
+
+      def record_attributes_equal_where_values?(record, where_values)
+        # https://api.rubyonrails.org/classes/ActiveRecord/ModelSchema/ClassMethods.html#method-i-type_for_attribute
+        where_values.all? { |k, v| record&.read_attribute(k) == type_for_attribute(k).cast(v) }
+      end
     end
   end
 end

lib/second_level_cache/active_record/preloader/association.rb

@@ -5,11 +5,14 @@ module ActiveRecord
     module Associations
       module Preloader
         module Association
-          # In Rails 7, override load_query for assign self
+          # Override load_query method for add Association instance in arguments to LoaderQuery
+          # https://github.com/rails/rails/blob/7-0-stable/activerecord/lib/active_record/associations/preloader/association.rb#L148
           def loader_query
             ::ActiveRecord::Associations::Preloader::Association::LoaderQuery.new(self, scope, association_key_name)
           end
 
+          # Override load_records_for_keys for use SecondLevelCache before preload association
+          # https://github.com/rails/rails/blob/8f5b35b6107c28125b571b9842e248b13f804e5c/activerecord/lib/active_record/associations/preloader/association.rb#L7
           module LoaderQuery
             attr_reader :association