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-rw-r--r--test/ruby/test_math.rb6
1 files changed, 3 insertions, 3 deletions
diff --git a/test/ruby/test_math.rb b/test/ruby/test_math.rb
index f2805a2..72ed987 100644
--- a/test/ruby/test_math.rb
+++ b/test/ruby/test_math.rb
@@ -289,7 +289,7 @@ class TestMath < Test::Unit::TestCase
check(Math.exp((0 + 1)._to_f), Math.exp(0))
check(Math.log((0 + 1)._to_f), Math.log(0))
- Fixnum.class_eval { alias to_f _to_f }
+ Fixnum.class_eval { undef to_f; alias to_f _to_f; undef _to_f }
end
def test_bignum_to_f
@@ -307,7 +307,7 @@ class TestMath < Test::Unit::TestCase
check(Math.cos((1 << 62 << 1)._to_f), Math.cos(1 << 62))
check(Math.log((1 << 62 << 1)._to_f), Math.log(1 << 62))
- Bignum.class_eval { alias to_f _to_f }
+ Bignum.class_eval { undef to_f; alias to_f _to_f; undef _to_f }
end
def test_rational_to_f
@@ -326,6 +326,6 @@ class TestMath < Test::Unit::TestCase
check(Math.exp((0r + 1)._to_f), Math.exp(0r))
check(Math.log((0r + 1)._to_f), Math.log(0r))
- Rational.class_eval { alias to_f _to_f }
+ Rational.class_eval { undef to_f; alias to_f _to_f; undef _to_f }
end
end