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describe :struct_equal_value, shared: true do
it "returns true if the other is the same object" do
car = same_car = StructClasses::Car.new("Honda", "Accord", "1998")
car.send(@method, same_car).should == true
end
it "returns true if the other has all the same fields" do
car = StructClasses::Car.new("Honda", "Accord", "1998")
similar_car = StructClasses::Car.new("Honda", "Accord", "1998")
car.send(@method, similar_car).should == true
end
it "returns false if the other is a different object or has different fields" do
car = StructClasses::Car.new("Honda", "Accord", "1998")
different_car = StructClasses::Car.new("Honda", "Accord", "1995")
car.send(@method, different_car).should == false
end
it "returns false if other is of a different class" do
car = StructClasses::Car.new("Honda", "Accord", "1998")
klass = Struct.new(:make, :model, :year)
clone = klass.new("Honda", "Accord", "1998")
car.send(@method, clone).should == false
end
it "handles recursive structures by returning false if a difference can be found" do
x = StructClasses::Car.new("Honda", "Accord", "1998")
x[:make] = x
stepping = StructClasses::Car.new("Honda", "Accord", "1998")
stone = StructClasses::Car.new(stepping, "Accord", "1998")
stepping[:make] = stone
x.send(@method, stepping).should == true
stone[:year] = "1999" # introduce a difference
x.send(@method, stepping).should == false
end
end
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