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-rw-r--r--spec/ruby/core/exception/range_error_spec.rb7
1 files changed, 7 insertions, 0 deletions
diff --git a/spec/ruby/core/exception/range_error_spec.rb b/spec/ruby/core/exception/range_error_spec.rb
new file mode 100644
index 0000000000..9c0462bbf7
--- /dev/null
+++ b/spec/ruby/core/exception/range_error_spec.rb
@@ -0,0 +1,7 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "RangeError" do
+ it "is a superclass of FloatDomainError" do
+ RangeError.should be_ancestor_of(FloatDomainError)
+ end
+end