Fix Lint/ConstantDefinitionInBlock cop (#24763)

spec/lib/connection_pool/shared_timed_stack_spec.rb

@@ -3,30 +3,32 @@
 require 'rails_helper'
 
 describe ConnectionPool::SharedTimedStack do
-  class MiniConnection
-    attr_reader :site
+  subject { described_class.new(5) { |site| mini_connection_class.new(site) } }
 
-    def initialize(site)
-      @site = site
+  let(:mini_connection_class) do
+    Class.new do
+      attr_reader :site
+
+      def initialize(site)
+        @site = site
+      end
     end
   end
 
-  subject { described_class.new(5) { |site| MiniConnection.new(site) } }
-
   describe '#push' do
     it 'keeps the connection in the stack' do
-      subject.push(MiniConnection.new('foo'))
+      subject.push(mini_connection_class.new('foo'))
       expect(subject.size).to eq 1
     end
   end
 
   describe '#pop' do
     it 'returns a connection' do
-      expect(subject.pop('foo')).to be_a MiniConnection
+      expect(subject.pop('foo')).to be_a mini_connection_class
     end
 
     it 'returns the same connection that was pushed in' do
-      connection = MiniConnection.new('foo')
+      connection = mini_connection_class.new('foo')
       subject.push(connection)
       expect(subject.pop('foo')).to be connection
     end
@@ -36,8 +38,8 @@ describe ConnectionPool::SharedTimedStack do
     end
 
     it 'repurposes a connection for a different site when maximum amount is reached' do
-      5.times { subject.push(MiniConnection.new('foo')) }
-      expect(subject.pop('bar')).to be_a MiniConnection
+      5.times { subject.push(mini_connection_class.new('foo')) }
+      expect(subject.pop('bar')).to be_a mini_connection_class
     end
   end
 
@@ -47,14 +49,14 @@ describe ConnectionPool::SharedTimedStack do
     end
 
     it 'returns false when there are connections on the stack' do
-      subject.push(MiniConnection.new('foo'))
+      subject.push(mini_connection_class.new('foo'))
       expect(subject.empty?).to be false
     end
   end
 
   describe '#size' do
     it 'returns the number of connections on the stack' do
-      2.times { subject.push(MiniConnection.new('foo')) }
+      2.times { subject.push(mini_connection_class.new('foo')) }
       expect(subject.size).to eq 2
     end
   end