From 7e689e8680fec8f644344e110af11fa658c9f189 Mon Sep 17 00:00:00 2001
From: dreamedge <dreamedge@gmail.com>
Date: Tue, 8 Jul 2014 15:56:56 +0900
Subject: Add IO#close_on_exec=  and a test on test/io.rb

---
 test/io.rb | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

(limited to 'test')

diff --git a/test/io.rb b/test/io.rb
index ebfd2dd54..b4110044b 100644
--- a/test/io.rb
+++ b/test/io.rb
@@ -1,6 +1,8 @@
 ##
 # IO Test
 
+print "test start\n"
+
 assert('IO TEST SETUP') do
   MRubyIOTestUtil.io_test_setup
 end
@@ -342,6 +344,50 @@ assert('IO#fileno') do
   io.closed?
 end
 
+assert('IO#close_on_exec') do 
+  fd = IO.sysopen $mrbtest_io_wfname, "w"
+  io = IO.new fd, "w"
+  begin 
+    # IO.sysopen opens a file descripter without O_CLOEXEC flag.
+    assert_equal(false, io.close_on_exec?)
+  rescue ScriptError
+    skip "IO\#close_on_exec is not implemented."
+  end
+
+  io.close_on_exec = true
+  assert_equal(true, io.close_on_exec?)
+  io.close_on_exec = false
+  assert_equal(false, io.close_on_exec?)
+  io.close_on_exec = true
+  assert_equal(true, io.close_on_exec?)
+  
+  io.close
+  io.closed?
+
+  # # Use below when IO.pipe is implemented.
+  # begin 
+  #   r, w = IO.pipe
+  #   assert_equal(false, r.close_on_exec?)
+  #   r.close_on_exec = true
+  #   assert_equal(true, r.close_on_exec?)
+  #   r.close_on_exec = false
+  #   assert_equal(false, r.close_on_exec?)
+  #   r.close_on_exec = true
+  #   assert_equal(true, r.close_on_exec?)
+
+  #   assert_equal(false, w.close_on_exec?)
+  #   w.close_on_exec = true
+  #   assert_equal(true, w.close_on_exec?)
+  #   w.close_on_exec = false
+  #   assert_equal(false, w.close_on_exec?)
+  #   w.close_on_exec = true
+  #   assert_equal(true, w.close_on_exec?)
+  # ensure
+  #   r.close unless r.closed?
+  #   w.close unless w.closed?
+  # end
+end
+
 assert('`cmd`') do
   assert_equal `echo foo`, "foo\n"
 end
-- 
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