From 6a5dda00d8fef046b1df3ba41411fb041106cd23 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 29 Jul 2015 01:39:14 +0000
Subject: * io.c (rb_io_extract_modeenc): add option parameter `flags'   to
 append extra oflags to normal mode.   [Feature #11253] [ruby-core:69539]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 51b67f37f5..7adeae4700 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -3230,4 +3230,25 @@ End
     }
   end if /mswin|mingw|bccwin/ !~ RUBY_PLATFORM
 
+  def test_open_flag
+    make_tempfile do |t|
+      assert_raise(Errno::EEXIST){ open(t, File::WRONLY|File::CREAT, flags: File::EXCL){} }
+      assert_raise(Errno::EEXIST){ open(t, 'w', flags: File::EXCL){} }
+      assert_raise(Errno::EEXIST){ open(t, mode: 'w', flags: File::EXCL){} }
+    end
+  end
+
+  def test_open_flag_binar
+    make_tempfile do |t|
+      open(t, File::RDONLY, flags: File::BINARY) do |f|
+        assert_equal true, f.binmode
+      end
+      open(t, 'r', flags: File::BINARY) do |f|
+        assert_equal true, f.binmode
+      end
+      open(t, mode: 'r', flags: File::BINARY) do |f|
+        assert_equal true, f.binmode
+      end
+    end
+  end if File::BINARY != 0
 end
-- 
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