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Diffstat (limited to 'spec/ruby/core/numeric/shared/imag.rb')
-rw-r--r-- | spec/ruby/core/numeric/shared/imag.rb | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/spec/ruby/core/numeric/shared/imag.rb b/spec/ruby/core/numeric/shared/imag.rb new file mode 100644 index 0000000000..11daf0af55 --- /dev/null +++ b/spec/ruby/core/numeric/shared/imag.rb @@ -0,0 +1,26 @@ +require_relative '../../../spec_helper' + +describe :numeric_imag, shared: true do + before :each do + @numbers = [ + 20, # Integer + 398.72, # Float + Rational(3, 4), # Rational + bignum_value, # Bignum + infinity_value, + nan_value + ].map{|n| [n,-n]}.flatten + end + + it "returns 0" do + @numbers.each do |number| + number.send(@method).should == 0 + end + end + + it "raises an ArgumentError if given any arguments" do + @numbers.each do |number| + lambda { number.send(@method, number) }.should raise_error(ArgumentError) + end + end +end |