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_relative '../../spec_helper'
require_relative 'fixtures/classes'
require_relative 'shared/difference'
ruby_version_is "2.6" do
describe "Array#difference" do
it_behaves_like :array_binary_difference, :difference
it "returns a copy when called without any parameter" do
x = [1, 2, 3, 2]
x.difference.should == x
x.difference.should_not equal x
end
it "does not return subclass instances for Array subclasses" do
ArraySpecs::MyArray[1, 2, 3].difference.should be_an_instance_of(Array)
end
it "accepts multiple arguments" do
x = [1, 2, 3, 1]
x.difference([], [0, 1], [3, 4], [3]).should == [2]
end
end
end
|
