test/ruby: better assertions

* test/ruby: use better assertions instead of mere assert.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44173 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 2 deletions

diff --git a/test/ruby/ut_eof.rb b/test/ruby/ut_eof.rb
index b7219ddb51..83325f2efc 100644
--- a/test/ruby/ut_eof.rb
+++ b/test/ruby/ut_eof.rb
@@ -86,13 +86,13 @@ module TestEOF
   def test_eof_2
     open_file("") {|f|
       assert_equal("", f.read)
-      assert(f.eof?)
+      assert_predicate(f, :eof?)
     }
   end
 
   def test_eof_3
     open_file("") {|f|
-      assert(f.eof?)
+      assert_predicate(f, :eof?)
     }
   end