Merge pull request #766 from mbj/some/maintenance

Some maintenance

spec/integration/mutant/corpus_spec.rb

@@ -1,12 +1,6 @@
 # frozen_string_literal: true
 
 RSpec.describe 'Mutant on ruby corpus', mutant: false do
-
-  before do
-    skip 'Corpus test is deactivated on < 2.1' if RUBY_VERSION < '2.1'
-    skip 'Corpus test is deactivated on RBX' if RUBY_ENGINE.eql?('rbx')
-  end
-
   MutantSpec::Corpus::Project::ALL.select(&:mutation_generation).each do |project|
     specify "#{project.name} does not fail on mutation generation" do
       project.verify_mutation_generation
@@ -14,7 +8,7 @@ RSpec.describe 'Mutant on ruby corpus', mutant: false do
   end
 
   MutantSpec::Corpus::Project::ALL.select(&:mutation_coverage).each do |project|
-    specify "#{project.name} does have expected mutation coverage" do
+    specify "#{project.name} (#{project.integration}) does have expected mutation coverage" do
       project.verify_mutation_coverage
     end
   end

spec/integrations.yml

@@ -3,6 +3,7 @@
   namespace: Rubyspec
   repo_uri: 'https://github.com/ruby/rubyspec.git'
   repo_ref: 'origin/master'
+  integration: mspec
   ruby_glob_pattern: '**/*_spec.rb'
   mutation_coverage: false
   mutation_generation: true
@@ -24,6 +25,7 @@
   namespace: Regexp
   repo_uri: 'https://github.com/ammar/regexp_parser.git'
   repo_ref: 'v1.2.0'
+  integration: rspec
   ruby_glob_pattern: '**/*.rb'
   mutation_coverage: false
   mutation_generation: true
@@ -34,6 +36,7 @@
   repo_uri: 'https://github.com/mbj/auom.git'
   repo_ref: 'origin/master'
   ruby_glob_pattern: '**/*.rb'
+  integration: rspec
   mutation_coverage: true
   mutation_generation: true
   expected_errors: {}
@@ -43,6 +46,7 @@
   repo_uri: 'https://github.com/dkubb/axiom.git'
   repo_ref: 'origin/master'
   ruby_glob_pattern: '**/*.rb'
+  integration: rspec
   mutation_coverage: false
   mutation_generation: true
   expected_errors: {}

spec/shared/framework_integration_behavior.rb

@@ -6,22 +6,25 @@ RSpec.shared_examples_for 'framework integration' do
   end
 
   around do |example|
-    Dir.chdir(TestApp.root) do
-      Kernel.system('bundle', 'install', '--gemfile', gemfile) || fail('Bundle install failed!')
-      example.run
+    Bundler.with_clean_env do
+      Dir.chdir(TestApp.root) do
+        Kernel.system('bundle', 'install', '--gemfile', gemfile) || fail('Bundle install failed!')
+        example.run
+      end
     end
   end
 
   specify 'it allows to kill mutations' do
-    expect(Kernel.system("#{base_cmd} TestApp::Literal#string")).to be(true)
+    expect(system_with_gemfile("#{base_cmd} TestApp::Literal#string")).to be(true)
   end
 
   specify 'it allows to exclude mutations' do
     cli = <<-CMD.split("\n").join(' ')
       #{base_cmd}
+      --ignore-subject TestApp::Literal#uncovered_string
+      --
       TestApp::Literal#string
       TestApp::Literal#uncovered_string
-        --ignore-subject TestApp::Literal#uncovered_string
     CMD
     expect(system_with_gemfile(cli)).to be(true)
   end

spec/support/corpus.rb

@@ -37,6 +37,7 @@ module MutantSpec
         :expected_errors,
         :mutation_coverage,
         :mutation_generation,
+        :integration,
         :name,
         :namespace,
         :repo_uri,
@@ -54,16 +55,18 @@ module MutantSpec
       def verify_mutation_coverage
         checkout
         Dir.chdir(repo_path) do
-          install_mutant
-          system(
-            %W[
-              bundle exec mutant
-              --use rspec
-              --include lib
-              --require #{name}
-              #{namespace}*
-            ]
-          )
+          Bundler.with_clean_env do
+            install_mutant
+            system(
+              %W[
+                bundle exec mutant
+                --use #{integration}
+                --include lib
+                --require #{name}
+                #{namespace}*
+              ]
+            )
+          end
         end
       end
 
@@ -313,6 +316,7 @@ module MutantSpec
                 s(:key_symbolize, :ruby_glob_pattern,   s(:guard, s(:primitive, String))),
                 s(:key_symbolize, :name,                s(:guard, s(:primitive, String))),
                 s(:key_symbolize, :namespace,           s(:guard, s(:primitive, String))),
+                s(:key_symbolize, :integration,         s(:guard, s(:primitive, String))),
                 s(:key_symbolize, :mutation_coverage,
                   s(:guard, s(:or, s(:primitive, TrueClass), s(:primitive, FalseClass)))),
                 s(:key_symbolize, :mutation_generation,