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-rw-r--r--test/ruby/test_rational.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb
index 705f712bd3..02d8bd61ed 100644
--- a/test/ruby/test_rational.rb
+++ b/test/ruby/test_rational.rb
@@ -7,7 +7,7 @@ class Rational_Test < Test::Unit::TestCase
def setup
@complex = defined?(Complex)
if @complex
- @keiju = Complex.instance_variable_get('@RCS_ID')
+ @keiju = Complex.instance_variables.include?(:@RCS_ID)
end
seps = [File::SEPARATOR, File::ALT_SEPARATOR].compact.map{|x| Regexp.escape(x)}.join("|")
@unify = $".grep(/(?:^|#{seps})mathn(?:\.(?:rb|so))?/).size != 0