4 files changed, 5 insertions, 9 deletions
diff --git a/test/rdoc/test_rdoc_generator_darkfish.rb b/test/rdoc/test_rdoc_generator_darkfish.rb
index fc77e4b105..204983d97b 100644
--- a/test/rdoc/test_rdoc_generator_darkfish.rb
+++ b/test/rdoc/test_rdoc_generator_darkfish.rb
@@ -225,5 +225,4 @@ class TestRDocGeneratorDarkfish < RDoc::TestCase
                     "#{filename} is not hard-linked"
   end
 
-end
-
+end if defined?(JSON)
diff --git a/test/rdoc/test_rdoc_generator_json_index.rb b/test/rdoc/test_rdoc_generator_json_index.rb
index 9283fd9b76..c95820ca1e 100644
--- a/test/rdoc/test_rdoc_generator_json_index.rb
+++ b/test/rdoc/test_rdoc_generator_json_index.rb
@@ -320,5 +320,4 @@ class TestRDocGeneratorJsonIndex < RDoc::TestCase
     assert_equal 'cd', @g.search_string('C d')
   end
 
-end
-
+end if defined?(JSON)
diff --git a/test/rdoc/test_rdoc_rubygems_hook.rb b/test/rdoc/test_rdoc_rubygems_hook.rb
index 960afc9ed4..0d5e11ab89 100644
--- a/test/rdoc/test_rdoc_rubygems_hook.rb
+++ b/test/rdoc/test_rdoc_rubygems_hook.rb
@@ -66,7 +66,7 @@ class TestRDocRubygemsHook < Gem::TestCase
     @hook.document 'darkfish', options, @a.doc_dir('rdoc')
 
     assert @hook.rdoc_installed?
-  end
+  end if defined?(JSON)
 
   def test_generate
     FileUtils.mkdir_p @a.doc_dir
@@ -105,7 +105,7 @@ class TestRDocRubygemsHook < Gem::TestCase
     assert_equal %w[README lib], rdoc.options.files.sort
 
     assert_equal 'MyTitle', rdoc.store.main
-  end
+  end if defined?(JSON)
 
   def test_generate_configuration_rdoc_array
     Gem.configuration[:rdoc] = %w[-A]
@@ -248,4 +248,3 @@ class TestRDocRubygemsHook < Gem::TestCase
   end
 
 end
-
diff --git a/test/rdoc/test_rdoc_servlet.rb b/test/rdoc/test_rdoc_servlet.rb
index 143e2f225b..c9449f3631 100644
--- a/test/rdoc/test_rdoc_servlet.rb
+++ b/test/rdoc/test_rdoc_servlet.rb
@@ -531,5 +531,4 @@ class TestRDocServlet < RDoc::TestCase
     store.save
   end
 
-end
-
+end if defined?(JSON)