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Contents
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper'
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/classes'
describe "Comparable#==" do
it "returns true if other is the same as self" do
a = ComparableSpecs::Weird.new(0)
b = ComparableSpecs::Weird.new(20)
(a == a).should == true
(b == b).should == true
end
it "calls #<=> on self with other and returns true if #<=> returns 0" do
a = ComparableSpecs::Weird.new(0)
b = ComparableSpecs::Weird.new(10)
a.should_receive(:<=>).any_number_of_times.and_return(0)
(a == b).should == true
a = ComparableSpecs::Weird.new(0)
a.should_receive(:<=>).any_number_of_times.and_return(0.0)
(a == b).should == true
end
it "returns false if calling #<=> on self returns a non-zero Integer" do
a = ComparableSpecs::Weird.new(0)
b = ComparableSpecs::Weird.new(10)
a.should_receive(:<=>).any_number_of_times.and_return(1)
(a == b).should == false
a = ComparableSpecs::Weird.new(0)
a.should_receive(:<=>).any_number_of_times.and_return(-1)
(a == b).should == false
end
it "returns nil if calling #<=> on self returns nil or a non-Integer" do
a = ComparableSpecs::Weird.new(0)
b = ComparableSpecs::Weird.new(10)
a.should_receive(:<=>).any_number_of_times.and_return(nil)
(a == b).should == nil
a = ComparableSpecs::Weird.new(0)
a.should_receive(:<=>).any_number_of_times.and_return("abc")
(a == b).should == nil
end
it "returns nil if calling #<=> on self raises a StandardError" do
a = ComparableSpecs::Weird.new(0)
b = ComparableSpecs::Weird.new(10)
def a.<=>(b) raise StandardError, "test"; end
(a == b).should == nil
# TypeError < StandardError
def a.<=>(b) raise TypeError, "test"; end
(a == b).should == nil
def a.<=>(b) raise Exception, "test"; end
lambda { (a == b).should == nil }.should raise_error(Exception)
end
end
Version data entries
19 entries across 19 versions & 1 rubygems