`+` sign in the path of ruby needs to be escaped

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65604 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/rubygems/test_gem_ext_ext_conf_builder.rb

@@ -35,7 +35,7 @@ class TestGemExtExtConfBuilder < Gem::TestCase
     end
 
     assert_match(/^current directory:/, output[0])
-    assert_match(/^#{Gem.ruby}.* extconf.rb/, output[1])
+    assert_match(/^#{Regexp.quote(Gem.ruby.shellescape)}.* extconf.rb/, output[1])
     assert_equal "creating Makefile\n", output[2]
     assert_match(/^current directory:/, output[3])
     assert_contains_make_command 'clean', output[4]
@@ -109,7 +109,7 @@ class TestGemExtExtConfBuilder < Gem::TestCase
 
     assert_equal 'extconf failed, exit code 1', error.message
 
-    assert_match(/^#{Gem.ruby}.* extconf.rb/, output[1])
+    assert_match(/^#{Regexp.quote(Gem.ruby.shellescape)}.* extconf.rb/, output[1])
     assert_match(File.join(@dest_path, 'mkmf.log'), output[4])
     assert_includes(output, "To see why this extension failed to compile, please check the mkmf.log which can be found here:\n")
 

test/rubygems/test_gem_ext_rake_builder.rb

@@ -25,8 +25,8 @@ class TestGemExtRakeBuilder < Gem::TestCase
       output = output.join "\n"
 
       refute_match %r%^rake failed:%, output
-      assert_match %r%^#{Regexp.escape @@ruby} mkrf_conf\.rb%, output
-      assert_match %r%^#{Regexp.escape rake} RUBYARCHDIR\\=#{Regexp.escape @dest_path} RUBYLIBDIR\\=#{Regexp.escape @dest_path}%, output
+      assert_match %r%^#{Regexp.escape @@ruby.shellescape} mkrf_conf\.rb%, output
+      assert_match %r%^#{Regexp.escape rake.shellsplit.shelljoin} RUBYARCHDIR\\=#{Regexp.escape @dest_path.shellescape} RUBYLIBDIR\\=#{Regexp.escape @dest_path.shellescape}%, output
     end
   end
 
@@ -46,8 +46,8 @@ class TestGemExtRakeBuilder < Gem::TestCase
       output = output.join "\n"
 
       refute_match %r%^rake failed:%, output
-      assert_match %r%^#{Regexp.escape @@ruby} mkrf_conf\.rb%, output
-      assert_match %r%^#{Regexp.escape rake} RUBYARCHDIR\\=#{Regexp.escape @dest_path} RUBYLIBDIR\\=#{Regexp.escape @dest_path}%, output
+      assert_match %r%^#{Regexp.escape @@ruby.shellescape} mkrf_conf\.rb%, output
+      assert_match %r%^#{Regexp.escape rake.shellsplit.shelljoin} RUBYARCHDIR\\=#{Regexp.escape @dest_path.shellescape} RUBYLIBDIR\\=#{Regexp.escape @dest_path.shellescape}%, output
     end
   end
 
@@ -62,7 +62,7 @@ class TestGemExtRakeBuilder < Gem::TestCase
       output = output.join "\n"
 
       refute_match %r%^rake failed:%, output
-      assert_match %r%^#{Regexp.escape rake} RUBYARCHDIR\\=#{Regexp.escape @dest_path} RUBYLIBDIR\\=#{Regexp.escape @dest_path} test1 test2%, output
+      assert_match %r%^#{Regexp.escape rake.shellsplit.shelljoin} RUBYARCHDIR\\=#{Regexp.escape @dest_path.shellescape} RUBYLIBDIR\\=#{Regexp.escape @dest_path.shellescape} test1 test2%, output
     end
   end
 

test/rubygems/test_gem_installer.rb

@@ -692,7 +692,7 @@ gem 'other', version
 
     @installer.generate_bin
 
-    default_shebang = Gem.ruby
+    default_shebang = Gem.ruby.shellescape
     shebang_line = open("#{@gemhome}/bin/executable") { |f| f.readlines.first }
     assert_match(/\A#!/, shebang_line)
     assert_match(/#{default_shebang}/, shebang_line)