mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
401b64c4e8
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
43 lines
1.5 KiB
Ruby
43 lines
1.5 KiB
Ruby
require_relative '../../spec_helper'
|
|
|
|
describe :rational_modulo, shared: true do
|
|
it "returns the remainder when this value is divided by other" do
|
|
Rational(2, 3).send(@method, Rational(2, 3)).should == Rational(0, 1)
|
|
Rational(4, 3).send(@method, Rational(2, 3)).should == Rational(0, 1)
|
|
Rational(2, -3).send(@method, Rational(-2, 3)).should == Rational(0, 1)
|
|
Rational(0, -1).send(@method, -1).should == Rational(0, 1)
|
|
|
|
Rational(7, 4).send(@method, Rational(1, 2)).should == Rational(1, 4)
|
|
Rational(7, 4).send(@method, 1).should == Rational(3, 4)
|
|
Rational(7, 4).send(@method, Rational(1, 7)).should == Rational(1, 28)
|
|
|
|
Rational(3, 4).send(@method, -1).should == Rational(-1, 4)
|
|
Rational(1, -5).send(@method, -1).should == Rational(-1, 5)
|
|
end
|
|
|
|
it "returns a Float value when the argument is Float" do
|
|
Rational(7, 4).send(@method, 1.0).should be_kind_of(Float)
|
|
Rational(7, 4).send(@method, 1.0).should == 0.75
|
|
Rational(7, 4).send(@method, 0.26).should be_close(0.19, 0.0001)
|
|
end
|
|
|
|
it "raises ZeroDivisionError on zero denominator" do
|
|
lambda {
|
|
Rational(3, 5).send(@method, Rational(0, 1))
|
|
}.should raise_error(ZeroDivisionError)
|
|
|
|
lambda {
|
|
Rational(0, 1).send(@method, Rational(0, 1))
|
|
}.should raise_error(ZeroDivisionError)
|
|
|
|
lambda {
|
|
Rational(3, 5).send(@method, 0)
|
|
}.should raise_error(ZeroDivisionError)
|
|
end
|
|
|
|
it "raises a ZeroDivisionError when the argument is 0.0" do
|
|
lambda {
|
|
Rational(3, 5).send(@method, 0.0)
|
|
}.should raise_error(ZeroDivisionError)
|
|
end
|
|
end
|