* lib/rdoc/*: Added --root option for building documentation outside

  the source directory.
* test/rdoc/*:  ditto
* common.mk (rdoc):  Added --root to rdoc rule


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37896 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 0 deletions

diff --git a/test/rdoc/test_rdoc_options.rb b/test/rdoc/test_rdoc_options.rb
index be95580ee4..14ccd0de0f 100644
--- a/test/rdoc/test_rdoc_options.rb
+++ b/test/rdoc/test_rdoc_options.rb
@@ -430,6 +430,19 @@ rdoc_include:
     assert_equal 'tomdoc', @options.markup
   end
 
+  def test_parse_root
+    assert_equal Pathname(Dir.pwd), @options.root
+
+    out, err = capture_io do
+      @options.parse %W[--root #{Dir.tmpdir}]
+    end
+
+    assert_empty out
+    assert_empty err
+
+    assert_equal Pathname(Dir.tmpdir), @options.root
+  end
+
   def test_parse_template
     out, err = capture_io do
       @options.parse %w[--template darkfish]