Merge RDoc 6.0.3 from upstream.

  It fixed the several bugs that was found after RDoc 6 releasing.

From: SHIBATA Hiroshi <hsbt@ruby-lang.org>

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62924 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/test/rdoc/test_rdoc_generator_darkfish.rb b/test/rdoc/test_rdoc_generator_darkfish.rb
index c004bb271e..edabe4fad4 100644
--- a/test/rdoc/test_rdoc_generator_darkfish.rb
+++ b/test/rdoc/test_rdoc_generator_darkfish.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
-require 'rdoc/test_case'
+require 'minitest_helper'
 
 class TestRDocGeneratorDarkfish < RDoc::TestCase
 
@@ -39,7 +39,7 @@ class TestRDocGeneratorDarkfish < RDoc::TestCase
 
     @top_level.add_constant @alias_constant
 
-    @klass.add_module_alias @klass, 'A', @top_level
+    @klass.add_module_alias @klass, @klass.name, @alias_constant, @top_level
 
     @meth = RDoc::AnyMethod.new nil, 'method'
     @meth_bang = RDoc::AnyMethod.new nil, 'method!'
@@ -135,7 +135,7 @@ class TestRDocGeneratorDarkfish < RDoc::TestCase
   end
 
   def test_install_rdoc_static_file
-    src = Pathname(__FILE__)
+    src = Pathname File.expand_path(__FILE__, @pwd)
     dst = File.join @tmpdir, File.basename(src)
     options = {}