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-rw-r--r--spec/ruby/core/complex/denominator_spec.rb12
1 files changed, 10 insertions, 2 deletions
diff --git a/spec/ruby/core/complex/denominator_spec.rb b/spec/ruby/core/complex/denominator_spec.rb
index 511f0d2b72..c1a2003820 100644
--- a/spec/ruby/core/complex/denominator_spec.rb
+++ b/spec/ruby/core/complex/denominator_spec.rb
@@ -1,5 +1,13 @@
-require_relative '../../shared/complex/denominator'
+require_relative '../../spec_helper'
describe "Complex#denominator" do
- it_behaves_like :complex_denominator, :denominator
+ it "returns the least common multiple denominator of the real and imaginary parts" do
+ Complex(3, 4).denominator.should == 1
+ Complex(3, bignum_value).denominator.should == 1
+
+ Complex(3, Rational(3,4)).denominator.should == 4
+
+ Complex(Rational(4,8), Rational(3,4)).denominator.should == 4
+ Complex(Rational(3,8), Rational(3,4)).denominator.should == 8
+ end
end