Fix example usage

.github/workflows/ci.yml

@@ -35,11 +35,6 @@ jobs:
           - ruby: jruby-9.2.13.0
             env:
               JRUBY_OPTS: "--dev"
-          - ruby: jruby-9.1.17.0
-            bundler: 1
-            os: ubuntu-18.04
-            env:
-              JRUBY_OPTS: "--dev"
           # Compatibility builds
           - ruby: '3.2'
             name_extra: "against RSpec 3.12"
@@ -110,18 +105,24 @@ jobs:
   legacy:
     name: Legacy Ruby Builds (${{ matrix.container.version }})
     runs-on: ubuntu-20.04
-    container: ${{ matrix.container.tag }}
+    container:
+      image: ${{ matrix.container.tag }}
+      options: ${{ matrix.container.options || '--add-host github-complains-if-this-is-empty.com:127.0.0.1' }}
     strategy:
       fail-fast: false
       matrix:
         container:
           - version: "2.0"
-            tag: rspec/ci:2.0.0
+            tag: ghcr.io/rspec/docker-ci:2.0.0
           - version: "1.9.3"
-            tag: rspec/ci:1.9.3
+            tag: ghcr.io/rspec/docker-ci:1.9.3
           - version: "JRuby 1.7"
-            tag: rspec/ci:jruby-1.7
+            tag: ghcr.io/rspec/docker-ci:jruby-1.7
+          - version: "JRuby 9.1.17.0"
+            tag: ghcr.io/rspec/docker-ci:jruby-9.1.17.0
+            options: "--add-host rubygems.org:151.101.129.227 --add-host api.rubygems.org:151.101.129.227"
     env:
+      ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true
       LEGACY_CI: true
       JRUBY_OPTS: ${{ matrix.container.jruby_opts || '--dev' }}
     steps:

Gemfile

@@ -6,8 +6,11 @@ gemspec
 %w[rspec rspec-core rspec-expectations rspec-mocks rspec-support].each do |lib|
   branch = ENV.fetch('BRANCH','main')
   library_path = File.expand_path("../../#{lib}", __FILE__)
+
   if File.exist?(library_path) && !ENV['USE_GIT_REPOS']
     gem lib, :path => library_path
+  elsif lib == 'rspec'
+    gem 'rspec', :git => "https://github.com/rspec/rspec-metagem.git", :branch => branch
   else
     gem lib, :git => "https://github.com/rspec/#{lib}.git", :branch => branch
   end

lib/rspec/its.rb

@@ -1,6 +1,8 @@
 require 'rspec/its/version'
 require 'rspec/core'
 
+RSpec::Core::ExampleGroup.define_example_method :__its_example
+
 module RSpec
   module Its
 
@@ -166,7 +168,7 @@ def should_not(matcher=nil, message=nil)
         options << {} unless options.last.kind_of?(Hash)
         options.last.merge!(:caller => its_caller)
 
-        example(nil, *options, &block)
+        __its_example(nil, *options, &block)
 
       end
     end

spec/rspec/its_spec.rb

@@ -9,6 +9,7 @@ module RSpec
           its([]) { expect(described_class).to be Its }
         end
       end
+
       context "with explicit subject" do
         subject do
           Class.new do
@@ -269,7 +270,6 @@ def bad
         end
 
         its(:good) { will_not raise_error }
-        its(:bad) { will raise_error }
         its(:bad) { will raise_error(ArgumentError) }
         its(:bad) { will raise_error("message") }
         its(:bad) { will raise_error(ArgumentError, "message") }
@@ -375,6 +375,20 @@ def terminator
             raise_error(ArgumentError, '`will_not` only supports block expectations')
         end
       end
+
+      context "when example is redefined" do
+        subject do
+          Class.new do
+            def will_still_work; true; end
+          end.new
+        end
+
+        def self.example(*_args)
+          raise
+        end
+
+        its(:will_still_work) { is_expected.to be true }
+      end
     end
   end
 end