diff options
Diffstat (limited to 'spec/ruby/core/array/select_spec.rb')
| -rw-r--r-- | spec/ruby/core/array/select_spec.rb | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/spec/ruby/core/array/select_spec.rb b/spec/ruby/core/array/select_spec.rb index 298b591744..57ec0b2540 100644 --- a/spec/ruby/core/array/select_spec.rb +++ b/spec/ruby/core/array/select_spec.rb @@ -1,13 +1,42 @@ require_relative '../../spec_helper' -require_relative 'shared/select' +require_relative '../enumerable/shared/enumeratorized' +require_relative 'fixtures/classes' +require_relative 'shared/enumeratorize' +require_relative 'shared/iterable_and_tolerating_size_increasing' +require_relative 'shared/keep_if' describe "Array#select" do - it_behaves_like :array_select, :select + it_behaves_like :enumeratorize, :select + + it_behaves_like :array_iterable_and_tolerating_size_increasing, :select + + before :each do + @object = [1,2,3] + end + it_behaves_like :enumeratorized_with_origin_size, :select + + it "returns a new array of elements for which block is true" do + [1, 3, 4, 5, 6, 9].select { |i| i % ((i + 1) / 2) == 0}.should == [1, 4, 6] + end + + it "does not return subclass instance on Array subclasses" do + ArraySpecs::MyArray[1, 2, 3].select { true }.should.instance_of?(Array) + end + + it "properly handles recursive arrays" do + empty = ArraySpecs.empty_recursive_array + empty.select { true }.should == empty + empty.select { false }.should == [] + + array = ArraySpecs.recursive_array + array.select { true }.should == [1, 'two', 3.0, array, array, array, array, array] + array.select { false }.should == [] + end end describe "Array#select!" do it "returns nil if no changes were made in the array" do - [1, 2, 3].select! { true }.should be_nil + [1, 2, 3].select! { true }.should == nil end it_behaves_like :keep_if, :select! |
