[rubygems/rubygems] Remove no longer necessary workaround for old RubyGems

https://github.com/rubygems/rubygems/commit/ed4eaefac0

spec/bundler/commands/config_spec.rb

@@ -443,7 +443,7 @@ E
       expect(err).to be_empty
 
       ruby(<<~RUBY)
-        require "#{entrypoint}"
+        require "bundler"
         print Bundler.settings.mirror_for("https://rails-assets.org")
       RUBY
       expect(out).to eq("https://rails-assets.org/")
@@ -451,7 +451,7 @@ E
 
       bundle "config set mirror.all http://localhost:9293"
       ruby(<<~RUBY)
-        require "#{entrypoint}"
+        require "bundler"
         print Bundler.settings.mirror_for("https://rails-assets.org")
       RUBY
       expect(out).to eq("http://localhost:9293/")

spec/bundler/install/gemfile/groups_spec.rb

@@ -349,7 +349,7 @@ RSpec.describe "bundle install with groups" do
       G
 
       ruby <<-R
-        require "#{entrypoint}"
+        require "bundler"
         Bundler.setup :default
         Bundler.require :default
         puts RACK

spec/bundler/lock/lockfile_spec.rb

@@ -1733,7 +1733,7 @@ RSpec.describe "the lockfile format" do
 
         expect do
           ruby <<-RUBY
-                   require '#{entrypoint}'
+                   require 'bundler'
                    Bundler.setup
                  RUBY
         end.not_to change { File.mtime(bundled_app_lock) }

spec/bundler/other/major_deprecation_spec.rb

@@ -503,7 +503,7 @@ RSpec.describe "major deprecations" do
       G
 
       ruby <<-RUBY
-        require '#{entrypoint}'
+        require 'bundler'
 
         Bundler.setup
         Bundler.setup

spec/bundler/realworld/double_check_spec.rb

@@ -25,9 +25,9 @@ RSpec.describe "double checking sources", :realworld => true do
     RUBY
 
     cmd = <<-RUBY
-      require "#{entrypoint}"
+      require "bundler"
       require "#{spec_dir}/support/artifice/vcr"
-      require "#{entrypoint}/inline"
+      require "bundler/inline"
       gemfile(true) do
         source "https://rubygems.org"
         gem "rails", path: "."

spec/bundler/runtime/inline_spec.rb

@@ -2,7 +2,7 @@
 
 RSpec.describe "bundler/inline#gemfile" do
   def script(code, options = {})
-    requires = ["#{entrypoint}/inline"]
+    requires = ["bundler/inline"]
     requires.unshift "#{spec_dir}/support/artifice/" + options.delete(:artifice) if options.key?(:artifice)
     requires = requires.map {|r| "require '#{r}'" }.join("\n")
     ruby("#{requires}\n\n" + code, options)
@@ -95,7 +95,7 @@ RSpec.describe "bundler/inline#gemfile" do
 
   it "lets me use my own ui object" do
     script <<-RUBY, :artifice => "endpoint"
-      require '#{entrypoint}'
+      require 'bundler'
       class MyBundlerUI < Bundler::UI::Shell
         def confirm(msg, newline = nil)
           puts "CONFIRMED!"
@@ -114,7 +114,7 @@ RSpec.describe "bundler/inline#gemfile" do
 
   it "has an option for quiet installation" do
     script <<-RUBY, :artifice => "endpoint"
-      require '#{entrypoint}/inline'
+      require 'bundler/inline'
 
       gemfile(true, :quiet => true) do
         source "https://notaserver.com"
@@ -140,7 +140,7 @@ RSpec.describe "bundler/inline#gemfile" do
 
   it "does not mutate the option argument" do
     script <<-RUBY
-      require '#{entrypoint}'
+      require 'bundler'
       options = { :ui => Bundler::UI::Shell.new }
       gemfile(false, options) do
         source "#{file_uri_for(gem_repo1)}"
@@ -259,7 +259,7 @@ RSpec.describe "bundler/inline#gemfile" do
     system_gems "rack-1.0.0"
 
     script <<-RUBY
-      require '#{entrypoint}'
+      require 'bundler'
       ui = Bundler::UI::Shell.new
       ui.level = "confirm"
 
@@ -279,7 +279,7 @@ RSpec.describe "bundler/inline#gemfile" do
     system_gems "rack-1.0.0"
 
     script <<-RUBY
-      require '#{entrypoint}'
+      require 'bundler'
       ui = Bundler::UI::Shell.new
       ui.level = "confirm"
       gemfile(true, ui: ui) do
@@ -302,7 +302,7 @@ RSpec.describe "bundler/inline#gemfile" do
     system_gems "rack-1.0.0"
 
     script <<-RUBY
-      require '#{entrypoint}'
+      require 'bundler'
       ui = Bundler::UI::Shell.new
       ui.level = "confirm"
       gemfile(true, ui: ui) do
@@ -339,7 +339,7 @@ RSpec.describe "bundler/inline#gemfile" do
     end
 
     script <<-RUBY
-      require '#{entrypoint}'
+      require 'bundler'
       ui = Bundler::UI::Shell.new
       ui.level = "confirm"
       gemfile(true, ui: ui) do

spec/bundler/runtime/load_spec.rb

@@ -82,7 +82,7 @@ RSpec.describe "Bundler.load" do
       G
 
       ruby <<-RUBY
-        require "#{entrypoint}"
+        require "bundler"
         Bundler.setup :default
         Bundler.require :default
         puts RACK

spec/bundler/runtime/platform_spec.rb

@@ -22,7 +22,7 @@ RSpec.describe "Bundler.setup with multi platform stuff" do
 
     ruby <<-R
       begin
-        require '#{entrypoint}'
+        require 'bundler'
         Bundler.ui.silence { Bundler.setup }
       rescue Bundler::GemNotFound => e
         puts "WIN"

spec/bundler/runtime/require_spec.rb

@@ -199,7 +199,7 @@ RSpec.describe "Bundler.require" do
       G
 
       cmd = <<-RUBY
-        require '#{entrypoint}'
+        require 'bundler'
         Bundler.require
       RUBY
       ruby(cmd)

spec/bundler/runtime/setup_spec.rb

@@ -194,7 +194,7 @@ RSpec.describe "Bundler.setup" do
     G
 
     ruby <<-R
-      require '#{entrypoint}'
+      require 'bundler'
 
       begin
         Bundler.setup
@@ -441,7 +441,7 @@ RSpec.describe "Bundler.setup" do
       break_git!
 
       ruby <<-R
-        require "#{entrypoint}"
+        require "bundler"
 
         begin
           Bundler.setup
@@ -1187,7 +1187,7 @@ end
     context "is not present" do
       it "does not change the lock" do
         lockfile lock_with(nil)
-        ruby "require '#{entrypoint}/setup'"
+        ruby "require 'bundler/setup'"
         expect(lockfile).to eq lock_with(nil)
       end
     end
@@ -1206,7 +1206,7 @@ end
       it "does not change the lock" do
         system_gems "bundler-1.10.1"
         lockfile lock_with("1.10.1")
-        ruby "require '#{entrypoint}/setup'"
+        ruby "require 'bundler/setup'"
         expect(lockfile).to eq lock_with("1.10.1")
       end
     end
@@ -1304,7 +1304,7 @@ end
       bundle :install
 
       ruby <<-RUBY
-        require '#{entrypoint}/setup'
+        require 'bundler/setup'
         puts defined?(::Digest) ? "Digest defined" : "Digest undefined"
         require 'digest'
       RUBY
@@ -1314,7 +1314,7 @@ end
     it "does not load Psych" do
       gemfile "source \"#{file_uri_for(gem_repo1)}\""
       ruby <<-RUBY
-        require '#{entrypoint}/setup'
+        require 'bundler/setup'
         puts defined?(Psych::VERSION) ? Psych::VERSION : "undefined"
         require 'psych'
         puts Psych::VERSION

spec/bundler/support/helpers.rb

@@ -60,7 +60,7 @@ module Spec
     def run(cmd, *args)
       opts = args.last.is_a?(Hash) ? args.pop : {}
       groups = args.map(&:inspect).join(", ")
-      setup = "require '#{entrypoint}' ; Bundler.ui.silence { Bundler.setup(#{groups}) }"
+      setup = "require 'bundler' ; Bundler.ui.silence { Bundler.setup(#{groups}) }"
       ruby([setup, cmd].join(" ; "), opts)
     end
 

spec/bundler/support/path.rb

@@ -225,13 +225,6 @@ module Spec
       root.join("lib")
     end
 
-    # Sometimes rubygems version under test does not include
-    # https://github.com/rubygems/rubygems/pull/2728 and will not always end up
-    # activating the current bundler. In that case, require bundler absolutely.
-    def entrypoint
-      Gem.rubygems_version < Gem::Version.new("3.1.a") ? "#{lib_dir}/bundler" : "bundler"
-    end
-
     def global_plugin_gem(*args)
       home ".bundle", "plugin", "gems", *args
     end

spec/bundler/support/rubygems_version_manager.rb

@@ -30,11 +30,10 @@ class RubygemsVersionManager
       rubygems_default_path = rubygems_path + "/defaults"
 
       bundler_path = rubylibdir + "/bundler"
-      bundler_exemptions = Gem.rubygems_version < Gem::Version.new("3.2.0") ? [bundler_path + "/errors.rb"] : []
 
       bad_loaded_features = $LOADED_FEATURES.select do |loaded_feature|
         (loaded_feature.start_with?(rubygems_path) && !loaded_feature.start_with?(rubygems_default_path)) ||
-          (loaded_feature.start_with?(bundler_path) && !bundler_exemptions.any? {|bundler_exemption| loaded_feature.start_with?(bundler_exemption) })
+          loaded_feature.start_with?(bundler_path)
       end
 
       errors = if bad_loaded_features.any?