3 files changed, 23 insertions, 0 deletions
diff --git a/test/test_tcp_connect.rb b/test/test_tcp_connect.rb
index 9756407..2dbe541 100644
--- a/test/test_tcp_connect.rb
+++ b/test/test_tcp_connect.rb
@@ -31,10 +31,17 @@ class TestKgioTcpConnect < Test::Unit::TestCase
      ready = IO.select(nil, [ sock ])
      assert_equal sock, ready[1][0]
      assert_equal nil, sock.kgio_write("HELLO")
+
+    sock.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, sock.close_on_exec?)
    end
  
    def test_start
      sock = Kgio::Socket.start(@addr)
+
+    sock.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, sock.close_on_exec?)
+
      assert_kind_of Kgio::Socket, sock
      ready = IO.select(nil, [ sock ])
      assert_equal sock, ready[1][0]
@@ -50,6 +57,10 @@ class TestKgioTcpConnect < Test::Unit::TestCase
  
    def test_tcp_socket_new
      sock = Kgio::TCPSocket.new(@host, @port)
+
+    sock.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, sock.close_on_exec?)
+
      assert_instance_of Kgio::TCPSocket, sock
      ready = IO.select(nil, [ sock ])
      assert_equal sock, ready[1][0]
diff --git a/test/test_tryopen.rb b/test/test_tryopen.rb
index 380026d..5a8efb2 100644
--- a/test/test_tryopen.rb
+++ b/test/test_tryopen.rb
@@ -7,6 +7,10 @@ class TestTryopen < Test::Unit::TestCase
  
    def test_tryopen_success
      tmp = Kgio::File.tryopen(__FILE__)
+
+    tmp.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, tmp.close_on_exec?)
+
      assert_kind_of File, tmp
      assert_equal File.read(__FILE__), tmp.read
      assert_equal __FILE__, tmp.path
diff --git a/test/test_unix_connect.rb b/test/test_unix_connect.rb
index f99a877..b85f1f6 100644
--- a/test/test_unix_connect.rb
+++ b/test/test_unix_connect.rb
@@ -34,6 +34,10 @@ class TestKgioUnixConnect < Test::Unit::TestCase
  
    def test_unix_socket_new
      sock = Kgio::UNIXSocket.new(@path)
+
+    sock.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, sock.close_on_exec?)
+
      assert_instance_of Kgio::UNIXSocket, sock
      ready = IO.select(nil, [ sock ])
      assert_equal sock, ready[1][0]
@@ -42,6 +46,10 @@ class TestKgioUnixConnect < Test::Unit::TestCase
  
    def test_new
      sock = Kgio::Socket.new(@addr)
+
+    sock.respond_to?(:close_on_exec?) and
+      assert_equal(RUBY_VERSION.to_f >= 2.0, sock.close_on_exec?)
+
      assert_instance_of Kgio::Socket, sock
      ready = IO.select(nil, [ sock ])
      assert_equal sock, ready[1][0]