diff options
Diffstat (limited to 'spec/ruby/library/prime/prime_division_spec.rb')
-rw-r--r-- | spec/ruby/library/prime/prime_division_spec.rb | 37 |
1 files changed, 17 insertions, 20 deletions
diff --git a/spec/ruby/library/prime/prime_division_spec.rb b/spec/ruby/library/prime/prime_division_spec.rb index 4c93d5936a..6293478f59 100644 --- a/spec/ruby/library/prime/prime_division_spec.rb +++ b/spec/ruby/library/prime/prime_division_spec.rb @@ -1,28 +1,25 @@ require_relative '../../spec_helper' +require 'prime' -ruby_version_is ""..."3.1" do - require 'prime' - - describe "Prime.prime_division" do - it "returns an array of a prime factor and a corresponding exponent" do - Prime.prime_division(2*3*5*7*11*13*17).should == - [[2,1], [3,1], [5,1], [7,1], [11,1], [13,1], [17,1]] - end +describe "Prime.prime_division" do + it "returns an array of a prime factor and a corresponding exponent" do + Prime.prime_division(2*3*5*7*11*13*17).should == + [[2,1], [3,1], [5,1], [7,1], [11,1], [13,1], [17,1]] + end - it "returns an empty array for 1" do - Prime.prime_division(1).should == [] - end + it "returns an empty array for 1" do + Prime.prime_division(1).should == [] + end - it "returns [[-1, 1]] for -1" do - Prime.prime_division(-1).should == [[-1, 1]] - end + it "returns [[-1, 1]] for -1" do + Prime.prime_division(-1).should == [[-1, 1]] + end - it "includes [[-1, 1]] in the divisors of a negative number" do - Prime.prime_division(-10).should include([-1, 1]) - end + it "includes [[-1, 1]] in the divisors of a negative number" do + Prime.prime_division(-10).should include([-1, 1]) + end - it "raises ZeroDivisionError for 0" do - -> { Prime.prime_division(0) }.should raise_error(ZeroDivisionError) - end + it "raises ZeroDivisionError for 0" do + -> { Prime.prime_division(0) }.should raise_error(ZeroDivisionError) end end |