1 files changed, 23 insertions, 2 deletions
diff --git a/activesupport/test/core_ext/enumerable_test.rb b/activesupport/test/core_ext/enumerable_test.rb
index 6fcf6e8743..f09b7d8850 100644
--- a/activesupport/test/core_ext/enumerable_test.rb
+++ b/activesupport/test/core_ext/enumerable_test.rb
@@ -3,6 +3,8 @@ require 'active_support/core_ext/array'
 require 'active_support/core_ext/enumerable'
 
 Payment = Struct.new(:price)
+ExpandedPayment = Struct.new(:dollars, :cents)
+
 class SummablePayment < Payment
   def +(p) self.class.new(price + p.price) end
 end
@@ -71,14 +73,14 @@ class EnumerableTests < ActiveSupport::TestCase
   def test_index_by
     payments = GenericEnumerable.new([ Payment.new(5), Payment.new(15), Payment.new(10) ])
     assert_equal({ 5 => Payment.new(5), 15 => Payment.new(15), 10 => Payment.new(10) },
-                 payments.index_by { |p| p.price })
+                 payments.index_by(&:price))
     assert_equal Enumerator, payments.index_by.class
     if Enumerator.method_defined? :size
       assert_equal nil, payments.index_by.size
       assert_equal 42, (1..42).index_by.size
     end
     assert_equal({ 5 => Payment.new(5), 15 => Payment.new(15), 10 => Payment.new(10) },
-                 payments.index_by.each { |p| p.price })
+                 payments.index_by.each(&:price))
   end
 
   def test_many
@@ -103,4 +105,23 @@ class EnumerableTests < ActiveSupport::TestCase
     assert_equal true,  GenericEnumerable.new([ 1 ]).exclude?(2)
     assert_equal false, GenericEnumerable.new([ 1 ]).exclude?(1)
   end
+
+  def test_without
+    assert_equal [1, 2, 4], GenericEnumerable.new((1..5).to_a).without(3, 5)
+    assert_equal [1, 2, 4], (1..5).to_a.without(3, 5)
+    assert_equal [1, 2, 4], (1..5).to_set.without(3, 5)
+    assert_equal({foo: 1, baz: 3}, {foo: 1, bar: 2, baz: 3}.without(:bar))
+  end
+
+  def test_pluck
+    payments = GenericEnumerable.new([ Payment.new(5), Payment.new(15), Payment.new(10) ])
+    assert_equal [5, 15, 10], payments.pluck(:price)
+
+    payments = GenericEnumerable.new([
+      ExpandedPayment.new(5, 99),
+      ExpandedPayment.new(15, 0),
+      ExpandedPayment.new(10, 50)
+    ])
+    assert_equal [[5, 99], [15, 0], [10, 50]], payments.pluck(:dollars, :cents)
+  end
 end