1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
|
require File.expand_path('../../../spec_helper', __FILE__)
describe "Range#hash" do
it "is provided" do
(0..1).respond_to?(:hash).should == true
('A'..'Z').respond_to?(:hash).should == true
(0xfffd..0xffff).respond_to?(:hash).should == true
(0.5..2.4).respond_to?(:hash).should == true
end
it "generates the same hash values for Ranges with the same start, end and exclude_end? values" do
(0..1).hash.should == (0..1).hash
(0...10).hash.should == (0...10).hash
(0..10).hash.should_not == (0...10).hash
end
it "generates a Fixnum for the hash value" do
(0..0).hash.should be_an_instance_of(Fixnum)
(0..1).hash.should be_an_instance_of(Fixnum)
(0...10).hash.should be_an_instance_of(Fixnum)
(0..10).hash.should be_an_instance_of(Fixnum)
end
end
|