1 files changed, 26 insertions, 0 deletions
diff --git a/test/test_open3.rb b/test/test_open3.rb
index 7d45eb543e..5acc1c39ea 100644
--- a/test/test_open3.rb
+++ b/test/test_open3.rb
@@ -123,6 +123,32 @@ class TestOpen3 < Test::Unit::TestCase
     }
   end
 
+  def test_poutput3
+    o, e, s = Open3.poutput3(RUBY, '-e', 'i=STDIN.read; print i+"o"; STDOUT.flush; STDERR.print i+"e"', :stdin_data=>"i")
+    assert_equal("io", o)
+    assert_equal("ie", e)
+    assert(s.success?)
+  end
+
+  def test_poutput3_flip
+    o, e, s = Open3.poutput3(RUBY, '-e', 'STDOUT.sync=true; 1000.times { print "o"*1000; STDERR.print "e"*1000 }')
+    assert_equal("o"*1000000, o)
+    assert_equal("e"*1000000, e)
+    assert(s.success?)
+  end
+
+  def test_poutput2
+    o, s = Open3.poutput2(RUBY, '-e', 'i=STDIN.read; print i+"o"', :stdin_data=>"i")
+    assert_equal("io", o)
+    assert(s.success?)
+  end
+
+  def test_poutput2e
+    oe, s = Open3.poutput2e(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_pipeline_rw
     Open3.pipeline_rw([RUBY, '-e', 'print STDIN.read + "1"'],
                       [RUBY, '-e', 'print STDIN.read + "2"']) {|i,o,ts|