Sha256: a73bb57b15227d08569eb91d1f88455616dcc8405197cbebcb1a4c5a72c495d4
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Size: 608 Bytes
Versions: 15
Compression:
Stored size: 608 Bytes
Contents
describe "Array#&" do
it "creates an array with elements common to both arrays (intersection)" do
([] & []).should == []
([1, 2] & []).should == []
([] & [1, 2]).should == []
([1, 3, 5] & [1, 2, 3]).should == [1, 3]
end
it "creates an array with no duplicates" do
([1, 1, 3, 5] & [1, 2, 3]).uniq!.should == nil
end
it "creates an array with elements in order they are first encountered" do
([1, 2, 3, 2, 5] & [5, 2, 3, 4]).should == [2, 3, 5]
end
it "does not modify the original Array" do
a = [1, 1, 3, 5]
a & [1, 2, 3]
a.should == [1, 1, 3, 5]
end
end
Version data entries
15 entries across 15 versions & 1 rubygems