From 64efbf246e98bd473aebe99ef0e5eb23e82587d3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 15 Oct 2016 23:34:27 +0000
Subject: test_io.rb: use assert_not_predicate

* test/ruby/test_io.rb (test_DATA_binmode): assert_not_predicate
  for more descriptive message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56432 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

(limited to 'test/ruby/test_io.rb')

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index e784c30c07..5c713451df 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -2470,15 +2470,10 @@ End
   end
 
   def test_DATA_binmode
-    make_tempfile {|t|
-      open(t.path, "w") {|f|
-        f.puts <<-SRC
-puts DATA.binmode?
+    assert_separately([], <<-SRC)
+assert_not_predicate(DATA, :binmode?)
 __END__
-        SRC
-      }
-      assert_in_out_err(t.path, [], %w(false))
-    }
+    SRC
   end
 
   def test_threaded_flush
-- 
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