test_io_console.rb: separate master and slave

* test/io/console/test_io_console.rb (test_getpass): separate
  master side and slave side in each threads.  r52937 deadlocked
  on OS X.  [Bug #11780] [ruby-dev:49412]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52939 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/io/console/test_io_console.rb

@@ -181,14 +181,21 @@ class TestIO_Console < Test::Unit::TestCase
   end
 
   def test_getpass
+    # run_pty("p IO.console.getpass('> ')") do |r, w|
+    #   assert_equal("> ", r.readpartial(10))
+    #   w.print "asdf\n"
+    #   assert_equal("\r\n", r.gets)
+    #   assert_equal("\"asdf\"", r.gets.chomp)
+    # end
     helper {|m, s|
       begin
         th = Thread.start {
-          sleep 0.1
-          m.print "asdf\n"
+          s.getpass("> ")
         }
-        assert_equal("asdf", s.getpass("> "))
-        assert_equal("> \r\n", m.readpartial(10))
+        assert_equal("> ", m.readpartial(10))
+        m.print "asdf\n"
+        assert_equal("asdf", th.value)
+        assert_equal("\r\n", m.gets)
       ensure
         th.join rescue nil
       end
@@ -285,17 +292,18 @@ class TestIO_Console < Test::Unit::TestCase
   rescue RuntimeError
     skip $!
   else
-    result = []
-    n.times {result << r.gets.chomp}
-    Process.wait(pid)
     if block_given?
-      yield result
+      yield r, w, pid
     else
+      result = []
+      n.times {result << r.gets.chomp}
+      Process.wait(pid)
       result
     end
   ensure
     r.close if r
     w.close if w
+    Process.wait(pid) if pid
   end
 end if defined?(PTY) and defined?(IO::console)