From 1d15d5f08032acf1b7bceacbb450d617ff6e0931 Mon Sep 17 00:00:00 2001 From: eregon Date: Wed, 20 Sep 2017 20:18:52 +0000 Subject: Move spec/rubyspec to spec/ruby for consistency * Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- spec/ruby/core/integer/rationalize_spec.rb | 39 ++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 spec/ruby/core/integer/rationalize_spec.rb (limited to 'spec/ruby/core/integer/rationalize_spec.rb') diff --git a/spec/ruby/core/integer/rationalize_spec.rb b/spec/ruby/core/integer/rationalize_spec.rb new file mode 100644 index 0000000000..1ff4cfa454 --- /dev/null +++ b/spec/ruby/core/integer/rationalize_spec.rb @@ -0,0 +1,39 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Integer#rationalize" do + before :all do + @numbers = [ + 0, + 29871, + 99999999999999**99, + -72628191273, + ] + end + + it "returns a Rational object" do + @numbers.each do |number| + number.rationalize.should be_an_instance_of(Rational) + end + end + + it "uses self as the numerator" do + @numbers.each do |number| + number.rationalize.numerator.should == number + end + end + + it "uses 1 as the denominator" do + @numbers.each do |number| + number.rationalize.denominator.should == 1 + end + end + + it "ignores a single argument" do + 1.rationalize(0.1).should == Rational(1,1) + end + + it "raises ArgumentError when passed more than one argument" do + lambda { 1.rationalize(0.1, 0.1) }.should raise_error(ArgumentError) + lambda { 1.rationalize(0.1, 0.1, 2) }.should raise_error(ArgumentError) + end +end -- cgit v1.2.3