lib/open3.rb: accept IO-like object for :stdin_data argument.

Open3.capture3, Open3.capture2, Open3.capture2e accepts
IO-like object for :stdin_data argument.
[ruby-core:80936] [Feature #13527] proposed by janko.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60236 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 31 insertions, 0 deletions

diff --git a/test/test_open3.rb b/test/test_open3.rb
index d52ab6a9bf..6011ddd733 100644
--- a/test/test_open3.rb
+++ b/test/test_open3.rb
@@ -155,6 +155,17 @@ class TestOpen3 < Test::Unit::TestCase
     assert(s.success?)
   end
 
+  def test_capture3_stdin_data_io
+    IO.pipe {|r, w|
+      w.write "i"
+      w.close
+      o, e, s = Open3.capture3(RUBY, '-e', 'i=STDIN.read; print i+"o"; STDOUT.flush; STDERR.print i+"e"', :stdin_data=>r)
+      assert_equal("io", o)
+      assert_equal("ie", e)
+      assert(s.success?)
+    }
+  end
+
   def test_capture3_flip
     o, e, s = Open3.capture3(RUBY, '-e', 'STDOUT.sync=true; 1000.times { print "o"*1000; STDERR.print "e"*1000 }')
     assert_equal("o"*1000000, o)
@@ -168,12 +179,32 @@ class TestOpen3 < Test::Unit::TestCase
     assert(s.success?)
   end
 
+  def test_capture2_stdin_data_io
+    IO.pipe {|r, w|
+      w.write "i"
+      w.close
+      o, s = Open3.capture2(RUBY, '-e', 'i=STDIN.read; print i+"o"', :stdin_data=>r)
+      assert_equal("io", o)
+      assert(s.success?)
+    }
+  end
+
   def test_capture2e
     oe, s = Open3.capture2e(RUBY, '-e', 'i=STDIN.read; print i+"o"; STDOUT.flush; STDERR.print i+"e"', :stdin_data=>"i")
     assert_equal("ioie", oe)
     assert(s.success?)
   end
 
+  def test_capture2e_stdin_data_io
+    IO.pipe {|r, w|
+      w.write "i"
+      w.close
+      oe, s = Open3.capture2e(RUBY, '-e', 'i=STDIN.read; print i+"o"; STDOUT.flush; STDERR.print i+"e"', :stdin_data=>r)
+      assert_equal("ioie", oe)
+      assert(s.success?)
+    }
+  end
+
   def test_capture3_stdin_data
     o, e, s = Open3.capture3(RUBY, '-e', '', :stdin_data=>"z"*(1024*1024))
     assert_equal("", o)