Merge rubygems/rubygems from upstream.

  The current master branch is
  https://github.com/rubygems/rubygems/commit/97b264f0fa248c864b6ee9a23d3ff1cdd217dddb

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67415 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

20 files changed, 201 insertions, 70 deletions

diff --git a/test/rubygems/test_gem.rb b/test/rubygems/test_gem.rb
index ad802e0f95..abf7092991 100644
--- a/test/rubygems/test_gem.rb
+++ b/test/rubygems/test_gem.rb
@@ -954,37 +954,23 @@ class TestGem < Gem::TestCase
   end
 
   def test_self_ruby_escaping_spaces_in_path
-    orig_bindir = RbConfig::CONFIG['bindir']
-    orig_exe_ext = RbConfig::CONFIG['EXEEXT']
-
-    RbConfig::CONFIG['bindir'] = "C:/Ruby 1.8/bin"
-    RbConfig::CONFIG['EXEEXT'] = ".exe"
-
-    ruby_install_name "ruby" do
-      with_clean_path_to_ruby do
-        assert_equal "\"C:/Ruby 1.8/bin/ruby.exe\"", Gem.ruby
+    with_clean_path_to_ruby do
+      with_bindir_and_exeext("C:/Ruby 1.8/bin", ".exe") do
+        ruby_install_name "ruby" do
+          assert_equal "\"C:/Ruby 1.8/bin/ruby.exe\"", Gem.ruby
+        end
       end
     end
-  ensure
-    RbConfig::CONFIG['bindir'] = orig_bindir
-    RbConfig::CONFIG['EXEEXT'] = orig_exe_ext
   end
 
   def test_self_ruby_path_without_spaces
-    orig_bindir = RbConfig::CONFIG['bindir']
-    orig_exe_ext = RbConfig::CONFIG['EXEEXT']
-
-    RbConfig::CONFIG['bindir'] = "C:/Ruby18/bin"
-    RbConfig::CONFIG['EXEEXT'] = ".exe"
-
-    ruby_install_name "ruby" do
-      with_clean_path_to_ruby do
-        assert_equal "C:/Ruby18/bin/ruby.exe", Gem.ruby
+    with_clean_path_to_ruby do
+      with_bindir_and_exeext("C:/Ruby18/bin", ".exe") do
+        ruby_install_name "ruby" do
+          assert_equal "C:/Ruby18/bin/ruby.exe", Gem.ruby
+        end
       end
     end
-  ensure
-    RbConfig::CONFIG['bindir'] = orig_bindir
-    RbConfig::CONFIG['EXEEXT'] = orig_exe_ext
   end
 
   def test_self_ruby_api_version
@@ -1902,6 +1888,19 @@ You may need to `gem install -g` to install missing gems
     end
   end
 
+  def with_bindir_and_exeext(bindir, exeext)
+    orig_bindir = RbConfig::CONFIG['bindir']
+    orig_exe_ext = RbConfig::CONFIG['EXEEXT']
+
+    RbConfig::CONFIG['bindir'] = bindir
+    RbConfig::CONFIG['EXEEXT'] = exeext
+
+    yield
+  ensure
+    RbConfig::CONFIG['bindir'] = orig_bindir
+    RbConfig::CONFIG['EXEEXT'] = orig_exe_ext
+  end
+
   def with_clean_path_to_ruby
     orig_ruby = Gem.ruby
 
@@ -1909,7 +1908,7 @@ You may need to `gem install -g` to install missing gems
 
     yield
   ensure
-    Gem.instance_variable_set("@ruby", orig_ruby)
+    Gem.instance_variable_set :@ruby, orig_ruby
   end
 
   def with_plugin(path)
diff --git a/test/rubygems/test_gem_commands_install_command.rb b/test/rubygems/test_gem_commands_install_command.rb
index 1812c221b5..fb7629c12e 100644
--- a/test/rubygems/test_gem_commands_install_command.rb
+++ b/test/rubygems/test_gem_commands_install_command.rb
@@ -614,7 +614,6 @@ ERROR:  Possible alternatives: non_existent_with_hint
     assert_equal args, a2.build_args
   end
 
-
   def test_execute_remote
     spec_fetcher do |fetcher|
       fetcher.gem 'a', 2
diff --git a/test/rubygems/test_gem_commands_owner_command.rb b/test/rubygems/test_gem_commands_owner_command.rb
index 7c86e1f5e8..799d631f8a 100644
--- a/test/rubygems/test_gem_commands_owner_command.rb
+++ b/test/rubygems/test_gem_commands_owner_command.rb
@@ -68,7 +68,6 @@ EOF
     end
   end
 
-
   def test_show_owners_setting_up_host_through_env_var
     response = "- email: user1@example.com\n"
     host = "http://rubygems.example"
diff --git a/test/rubygems/test_gem_commands_pristine_command.rb b/test/rubygems/test_gem_commands_pristine_command.rb
index 8df8e8a744..962ea96a2a 100644
--- a/test/rubygems/test_gem_commands_pristine_command.rb
+++ b/test/rubygems/test_gem_commands_pristine_command.rb
@@ -542,8 +542,10 @@ class TestGemCommandsPristineCommand < Gem::TestCase
     @cmd.options[:extensions_set] = true
     @cmd.options[:args] = []
 
-    use_ui @ui do
-      @cmd.execute
+    util_set_arch "x86_64-darwin" do
+      use_ui @ui do
+        @cmd.execute
+      end
     end
 
     out = @ui.output.split "\n"
diff --git a/test/rubygems/test_gem_commands_push_command.rb b/test/rubygems/test_gem_commands_push_command.rb
index 955dc7ced3..b4f51cdc35 100644
--- a/test/rubygems/test_gem_commands_push_command.rb
+++ b/test/rubygems/test_gem_commands_push_command.rb
@@ -250,7 +250,6 @@ class TestGemCommandsPushCommand < Gem::TestCase
       spec.metadata['allowed_push_host'] = "https://privategemserver.example"
     end
 
-
     response = %{ERROR:  "#{@host}" is not allowed by the gemspec, which only allows "https://privategemserver.example"}
 
     assert_raises Gem::MockGemUi::TermError do
diff --git a/test/rubygems/test_gem_commands_setup_command.rb b/test/rubygems/test_gem_commands_setup_command.rb
index 569091a8a7..87ec5c204c 100644
--- a/test/rubygems/test_gem_commands_setup_command.rb
+++ b/test/rubygems/test_gem_commands_setup_command.rb
@@ -57,6 +57,7 @@ class TestGemCommandsSetupCommand < Gem::TestCase
     FileUtils.mkdir_p 'default/gems'
 
     gemspec = Gem::Specification.new
+    gemspec.author = "Us"
     gemspec.name = "bundler"
     gemspec.version = BUNDLER_VERS
     gemspec.bindir = "exe"
@@ -185,16 +186,19 @@ class TestGemCommandsSetupCommand < Gem::TestCase
   def test_install_default_bundler_gem
     @cmd.extend FileUtils
 
-    @cmd.install_default_bundler_gem
+    bin_dir = File.join(@gemhome, 'bin')
+    @cmd.install_default_bundler_gem bin_dir
 
-    if Gem.win_platform?
-      bundler_spec = Gem::Specification.load("bundler/bundler.gemspec")
-      default_spec_path = File.join(Gem::Specification.default_specifications_dir, "#{bundler_spec.full_name}.gemspec")
-      spec = Gem::Specification.load(default_spec_path)
+    bundler_spec = Gem::Specification.load("bundler/bundler.gemspec")
+    default_spec_path = File.join(Gem::Specification.default_specifications_dir, "#{bundler_spec.full_name}.gemspec")
+    spec = Gem::Specification.load(default_spec_path)
 
-      spec.executables.each do |e|
-        assert_path_exists File.join(spec.bin_dir, "#{e}.bat")
+    spec.executables.each do |e|
+      if Gem.win_platform?
+        assert_path_exists File.join(bin_dir, "#{e}.bat")
       end
+
+      assert_path_exists File.join bin_dir, e
     end
 
     default_dir = Gem::Specification.default_specifications_dir
diff --git a/test/rubygems/test_gem_commands_uninstall_command.rb b/test/rubygems/test_gem_commands_uninstall_command.rb
index efe5a768ef..34b1838486 100644
--- a/test/rubygems/test_gem_commands_uninstall_command.rb
+++ b/test/rubygems/test_gem_commands_uninstall_command.rb
@@ -197,6 +197,62 @@ class TestGemCommandsUninstallCommand < Gem::InstallerTestCase
     assert File.exist? File.join(@gemhome, 'bin', 'executable')
   end
 
+  def test_uninstall_selection
+    ui = Gem::MockGemUi.new "1\n"
+
+    util_make_gems
+
+    list = Gem::Specification.find_all_by_name 'a'
+
+    @cmd.options[:args] = ['a']
+
+    use_ui ui do
+      @cmd.execute
+    end
+
+    updated_list = Gem::Specification.find_all_by_name('a')
+    assert_equal list.length - 1, updated_list.length
+
+    assert_match ' 1. a-1',          ui.output
+    assert_match ' 2. a-2',          ui.output
+    assert_match ' 3. a-3.a',        ui.output
+    assert_match ' 4. All versions', ui.output
+    assert_match 'uninstalled a-1',  ui.output
+  end
+
+  def test_uninstall_selection_multiple_gems
+    ui = Gem::MockGemUi.new "1\n"
+
+    util_make_gems
+
+    a_list = Gem::Specification.find_all_by_name('a')
+    b_list = Gem::Specification.find_all_by_name('b')
+    list   = a_list + b_list
+
+    @cmd.options[:args] = ['a', 'b']
+
+    use_ui ui do
+      @cmd.execute
+    end
+
+    updated_a_list = Gem::Specification.find_all_by_name('a')
+    updated_b_list = Gem::Specification.find_all_by_name('b')
+    updated_list   = updated_a_list + updated_b_list
+
+    assert_equal list.length - 2, updated_list.length
+
+    out = ui.output.split("\n")
+    assert_match 'uninstalled b-2',          out.shift
+    assert_match '',                         out.shift
+    assert_match 'Select gem to uninstall:', out.shift
+    assert_match ' 1. a-1',                  out.shift
+    assert_match ' 2. a-2',                  out.shift
+    assert_match ' 3. a-3.a',                out.shift
+    assert_match ' 4. All versions',         out.shift
+    assert_match 'uninstalled a-1',          out.shift
+    assert_empty                             out
+  end
+
   def test_execute_with_force_and_without_version_uninstalls_everything
     ui = Gem::MockGemUi.new "y\n"
 
@@ -251,7 +307,7 @@ class TestGemCommandsUninstallCommand < Gem::InstallerTestCase
     gemhome2 = "#{@gemhome}2"
 
     a_4, = util_gem 'a', 4
-    install_gem a_4, :install_dir => gemhome2
+    install_gem a_4
 
     Gem::Specification.dirs = [@gemhome, gemhome2]
 
@@ -269,6 +325,29 @@ class TestGemCommandsUninstallCommand < Gem::InstallerTestCase
     assert_equal %w[default-1], Gem::Specification.all_names.sort
   end
 
+  def test_execute_outside_gem_home
+    ui = Gem::MockGemUi.new "y\n"
+
+    gemhome2 = "#{@gemhome}2"
+
+    a_4, = util_gem 'a', 4
+    install_gem a_4 , :install_dir => gemhome2
+
+    Gem::Specification.dirs = [@gemhome, gemhome2]
+
+    assert_includes Gem::Specification.all_names, 'a-4'
+
+    @cmd.options[:args] = ['a:4']
+
+    e = assert_raises Gem::InstallError do
+      use_ui ui do
+        @cmd.execute
+      end
+    end
+
+    assert_includes e.message, "a is not installed in GEM_HOME"
+  end
+
   def test_handle_options
     @cmd.handle_options %w[]
 
diff --git a/test/rubygems/test_gem_commands_yank_command.rb b/test/rubygems/test_gem_commands_yank_command.rb
index 602b137d48..1aafc92bfb 100644
--- a/test/rubygems/test_gem_commands_yank_command.rb
+++ b/test/rubygems/test_gem_commands_yank_command.rb
@@ -49,7 +49,6 @@ class TestGemCommandsYankCommand < Gem::TestCase
     assert_match %r%Yanking gem from http://example%, @ui.output
     assert_match %r%Successfully yanked%,      @ui.output
 
-
     platform = Gem.platforms[1]
     body = @fetcher.last_request.body.split('&').sort
     assert_equal %W[gem_name=a platform=#{platform} version=1.0], body
diff --git a/test/rubygems/test_gem_dependency.rb b/test/rubygems/test_gem_dependency.rb
index daeb8f625c..bf2f065573 100644
--- a/test/rubygems/test_gem_dependency.rb
+++ b/test/rubygems/test_gem_dependency.rb
@@ -385,5 +385,4 @@ class TestGemDependency < Gem::TestCase
     assert_match "Could not find 'b' (= 2.0) among 1 total gem(s)", e.message
   end
 
-
 end
diff --git a/test/rubygems/test_gem_dependency_installer.rb b/test/rubygems/test_gem_dependency_installer.rb
index bf65cf9ed3..48912ee0cd 100644
--- a/test/rubygems/test_gem_dependency_installer.rb
+++ b/test/rubygems/test_gem_dependency_installer.rb
@@ -56,7 +56,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     inst = Gem::DependencyInstaller.new
 
-    available = inst.available_set_for 'a', Gem::Requirement.default
+    available = Gem::Deprecate.skip_during do
+      inst.available_set_for 'a', Gem::Requirement.default
+    end
 
     assert_equal %w[a-1], available.set.map { |s| s.spec.full_name }
   end
@@ -68,7 +70,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     inst = Gem::DependencyInstaller.new :prerelease => true
 
-    available = inst.available_set_for 'a', Gem::Requirement.default
+    available = Gem::Deprecate.skip_during do
+      inst.available_set_for 'a', Gem::Requirement.default
+    end
 
     assert_equal %w[a-10.a],
                  available.sorted.map { |s| s.spec.full_name }
@@ -83,7 +87,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     dep = Gem::Dependency.new 'a', Gem::Requirement.default
 
-    available = inst.available_set_for dep, Gem::Requirement.default
+    available = Gem::Deprecate.skip_during do
+      inst.available_set_for dep, Gem::Requirement.default
+    end
 
     assert_equal %w[a-1], available.set.map { |s| s.spec.full_name }
   end
@@ -98,7 +104,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     dep = Gem::Dependency.new 'a', Gem::Requirement.default
     dep.prerelease = true
 
-    available = inst.available_set_for dep, Gem::Requirement.default
+    available = Gem::Deprecate.skip_during do
+      inst.available_set_for dep, Gem::Requirement.default
+    end
 
     assert_equal %w[a-10.a],
                  available.sorted.map { |s| s.spec.full_name }
@@ -984,7 +992,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     Gem::Specification.reset
 
-    set = inst.find_gems_with_sources(dep)
+    set = Gem::Deprecate.skip_during do
+      inst.find_gems_with_sources(dep)
+    end
 
     assert_kind_of Gem::AvailableSet, set
 
@@ -1002,7 +1012,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     inst = Gem::DependencyInstaller.new
 
-    available = inst.find_spec_by_name_and_version('*.gem')
+    available = Gem::Deprecate.skip_during do
+      inst.find_spec_by_name_and_version('*.gem')
+    end
 
     assert_equal %w[a-1], available.each_spec.map { |spec| spec.full_name }
   end
@@ -1013,7 +1025,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     inst = Gem::DependencyInstaller.new
 
     assert_raises Gem::Package::FormatError do
-      inst.find_spec_by_name_and_version '*.gem'
+      Gem::Deprecate.skip_during do
+        inst.find_spec_by_name_and_version '*.gem'
+      end
     end
   end
 
@@ -1023,7 +1037,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     inst = Gem::DependencyInstaller.new
 
     e = assert_raises Gem::Package::FormatError do
-      inst.find_spec_by_name_and_version 'rdoc.gem'
+      Gem::Deprecate.skip_during do
+        inst.find_spec_by_name_and_version 'rdoc.gem'
+      end
     end
 
     full_path = File.join @tempdir, 'rdoc.gem'
@@ -1036,7 +1052,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     inst = Gem::DependencyInstaller.new
 
     e = assert_raises Gem::SpecificGemNotFoundException do
-      inst.find_spec_by_name_and_version 'rdoc'
+      Gem::Deprecate.skip_during do
+        inst.find_spec_by_name_and_version 'rdoc'
+      end
     end
 
     assert_equal "Could not find a valid gem 'rdoc' (>= 0) " +
@@ -1050,7 +1068,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     inst = Gem::DependencyInstaller.new
 
     e = assert_raises Gem::SpecificGemNotFoundException do
-      inst.find_spec_by_name_and_version 'rdoc'
+      Gem::Deprecate.skip_during do
+        inst.find_spec_by_name_and_version 'rdoc'
+      end
     end
 
     assert_equal "Could not find a valid gem 'rdoc' (>= 0) " +
@@ -1067,7 +1087,9 @@ class TestGemDependencyInstaller < Gem::TestCase
     set = nil
 
     Dir.chdir @tempdir do
-      set = inst.find_gems_with_sources dep
+      set = Gem::Deprecate.skip_during do
+        inst.find_gems_with_sources dep
+      end
     end
 
     gems = set.sorted
@@ -1091,16 +1113,22 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     dependency = Gem::Dependency.new('a', Gem::Requirement.default)
 
-    releases =
-      installer.find_gems_with_sources(dependency).all_specs
+    set = Gem::Deprecate.skip_during do
+      installer.find_gems_with_sources(dependency)
+    end
+
+    releases = set.all_specs
 
     assert releases.any? { |s| s.name == 'a' and s.version.to_s == '1' }
     refute releases.any? { |s| s.name == 'a' and s.version.to_s == '1.a' }
 
     dependency.prerelease = true
 
-    prereleases =
-      installer.find_gems_with_sources(dependency).all_specs
+    set = Gem::Deprecate.skip_during do
+      installer.find_gems_with_sources(dependency)
+    end
+
+    prereleases = set.all_specs
 
     assert_equal [@a1_pre, @a1], prereleases
   end
@@ -1117,8 +1145,11 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     dependency = Gem::Dependency.new('a', Gem::Requirement.default)
 
-    releases =
-      installer.find_gems_with_sources(dependency, true).all_specs
+    set = Gem::Deprecate.skip_during do
+      installer.find_gems_with_sources(dependency, true)
+    end
+
+    releases = set.all_specs
 
     assert_equal [a1_x86_mingw32], releases
   end
@@ -1130,7 +1161,9 @@ class TestGemDependencyInstaller < Gem::TestCase
 
     dep = Gem::Dependency.new('a')
 
-    out = installer.find_gems_with_sources(dep)
+    out = Gem::Deprecate.skip_during do
+      installer.find_gems_with_sources(dep)
+    end
 
     assert out.empty?
     assert_kind_of Gem::SourceFetchProblem, installer.errors.first
diff --git a/test/rubygems/test_gem_indexer.rb b/test/rubygems/test_gem_indexer.rb
index 167f36f0cf..ce08702c41 100644
--- a/test/rubygems/test_gem_indexer.rb
+++ b/test/rubygems/test_gem_indexer.rb
@@ -306,7 +306,6 @@ class TestGemIndexer < Gem::TestCase
     util_remove_gem sys_gem
   end
 
-
   def test_update_index
     use_ui @ui do
       @indexer.generate_index
diff --git a/test/rubygems/test_gem_installer.rb b/test/rubygems/test_gem_installer.rb
index 163867cdf1..d8b5868fd2 100644
--- a/test/rubygems/test_gem_installer.rb
+++ b/test/rubygems/test_gem_installer.rb
@@ -326,7 +326,7 @@ gem 'other', version
 
     @installer.generate_bin
 
-    assert_directory_exists (util_inst_bindir)
+    assert_directory_exists util_inst_bindir
     installed_exec = File.join(util_inst_bindir, 'executable')
     assert_path_exists installed_exec
     assert_equal mask, File.stat(installed_exec).mode unless win_platform?
@@ -1829,10 +1829,10 @@ gem 'other', version
     assert_predicate spec, :default_gem?
   end
 
-  def test_default_gem
+  def test_default_gem_without_wrappers
     FileUtils.rm_f File.join(Gem.dir, 'specifications')
 
-    @installer.wrappers = true
+    @installer.wrappers = false
     @installer.options[:install_as_default] = true
     @installer.gem_dir = @spec.gem_dir
 
@@ -1850,6 +1850,34 @@ gem 'other', version
     default_spec = eval File.read File.join(Gem.default_dir, 'specifications', 'default', 'a-2.gemspec')
     assert_equal Gem::Version.new("2"), default_spec.version
     assert_equal ['bin/executable'], default_spec.files
+
+    assert_directory_exists util_inst_bindir
+
+    installed_exec = File.join util_inst_bindir, 'executable'
+    assert_path_exists installed_exec
+
+    wrapper = File.read installed_exec
+    refute_match %r|generated by RubyGems|, wrapper
+  end
+
+  def test_default_gem_with_wrappers
+    FileUtils.rm_f File.join(Gem.dir, 'specifications')
+
+    @installer.wrappers = true
+    @installer.options[:install_as_default] = true
+    @installer.gem_dir = @spec.gem_dir
+
+    use_ui @ui do
+      @installer.install
+    end
+
+    assert_directory_exists util_inst_bindir
+
+    installed_exec = File.join util_inst_bindir, 'executable'
+    assert_path_exists installed_exec
+
+    wrapper = File.read installed_exec
+    assert_match %r|generated by RubyGems|, wrapper
   end
 
   def test_default_gem_with_exe_as_bindir
diff --git a/test/rubygems/test_gem_package.rb b/test/rubygems/test_gem_package.rb
index c7a83319a0..03accc9dfe 100644
--- a/test/rubygems/test_gem_package.rb
+++ b/test/rubygems/test_gem_package.rb
@@ -115,7 +115,6 @@ class TestGemPackage < Gem::Package::TarTestCase
     spec.date = Time.at 0
     spec.rubygems_version = Gem::Version.new '0'
 
-
     package = Gem::Package.new spec.file_name
 
     assert_equal Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc, package.build_time
diff --git a/test/rubygems/test_gem_package_tar_writer.rb b/test/rubygems/test_gem_package_tar_writer.rb
index 6a940ed902..81661da45a 100644
--- a/test/rubygems/test_gem_package_tar_writer.rb
+++ b/test/rubygems/test_gem_package_tar_writer.rb
@@ -125,7 +125,6 @@ class TestGemPackageTarWriter < Gem::Package::TarTestCase
       assert_headers_equal(tar_file_header('x', '', 0644, 10, Time.now),
                            @io.string[0, 512])
 
-
       assert_equal "aaaaaaaaaa#{"\0" * 502}", @io.string[512, 512]
 
       digest = signer.digest_algorithm.new
diff --git a/test/rubygems/test_gem_request_set_lockfile_parser.rb b/test/rubygems/test_gem_request_set_lockfile_parser.rb
index c07a8c2a3d..7fc93c36e5 100644
--- a/test/rubygems/test_gem_request_set_lockfile_parser.rb
+++ b/test/rubygems/test_gem_request_set_lockfile_parser.rb
@@ -67,7 +67,6 @@ class TestGemRequestSetLockfileParser < Gem::TestCase
     assert_equal File.expand_path("#{@gem_deps_file}.lock"), e.path
   end
 
-
   def test_parse
     write_lockfile <<-LOCKFILE.strip
 GEM
diff --git a/test/rubygems/test_gem_resolver.rb b/test/rubygems/test_gem_resolver.rb
index 74dc647a17..4f88f83e16 100644
--- a/test/rubygems/test_gem_resolver.rb
+++ b/test/rubygems/test_gem_resolver.rb
@@ -676,7 +676,6 @@ class TestGemResolver < Gem::TestCase
   # activesupport 2.3.5, 2.3.4
   # Activemerchant needs activesupport >= 2.3.2. When you require activemerchant, it will activate the latest version that meets that requirement which is 2.3.5. Actionmailer on the other hand needs activesupport = 2.3.4. When rubygems tries to activate activesupport 2.3.4, it will raise an error.
 
-
   def test_simple_activesupport_problem
     sup1  = util_spec "activesupport", "2.3.4"
     sup2  = util_spec "activesupport", "2.3.5"
diff --git a/test/rubygems/test_gem_resolver_installed_specification.rb b/test/rubygems/test_gem_resolver_installed_specification.rb
index 2b54fbc629..e9422b75f8 100644
--- a/test/rubygems/test_gem_resolver_installed_specification.rb
+++ b/test/rubygems/test_gem_resolver_installed_specification.rb
@@ -45,5 +45,4 @@ class TestGemResolverInstalledSpecification < Gem::TestCase
     assert b_spec.installable_platform?
   end
 
-
 end
diff --git a/test/rubygems/test_gem_server.rb b/test/rubygems/test_gem_server.rb
index 31ae344784..ca9ba4bf9c 100644
--- a/test/rubygems/test_gem_server.rb
+++ b/test/rubygems/test_gem_server.rb
@@ -358,7 +358,6 @@ class TestGemServer < Gem::TestCase
     assert_match 'z 9', @res.body
   end
 
-
   def test_xss_homepage_fix_289313
     data = StringIO.new "GET / HTTP/1.0\r\n\r\n"
     dir = "#{@gemhome}2"
diff --git a/test/rubygems/test_gem_stub_specification.rb b/test/rubygems/test_gem_stub_specification.rb
index 13a952d0bd..10f8c04a0e 100644
--- a/test/rubygems/test_gem_stub_specification.rb
+++ b/test/rubygems/test_gem_stub_specification.rb
@@ -122,7 +122,6 @@ class TestStubSpecification < Gem::TestCase
     end
   end
 
-
   def test_missing_extensions_eh
     stub = stub_with_extension do |s|
       extconf_rb = File.join s.gem_dir, s.extensions.first
diff --git a/test/rubygems/test_require.rb b/test/rubygems/test_require.rb
index 846826c3f1..16159ef65e 100644
--- a/test/rubygems/test_require.rb
+++ b/test/rubygems/test_require.rb
@@ -381,7 +381,6 @@ class TestGemRequire < Gem::TestCase
     assert_equal %w(a-1), loaded_spec_names
   end
 
-
   def test_require_bundler
     b1 = util_spec('bundler', '1', nil, "lib/bundler/setup.rb")
     b2a = util_spec('bundler', '2.a', nil, "lib/bundler/setup.rb")