From b3a2ee7b87a6b2a4c6ff086644f40a472a676b65 Mon Sep 17 00:00:00 2001
From: Pratik Naik <pratiknaik@gmail.com>
Date: Thu, 17 Jul 2008 15:28:02 +0100
Subject: Revert "Hash#slice supports an array of keys [#613 state:resolved]"

This reverts commit 396f9df8916b71f83aad8d56559cf55fc8501679.
---
 activesupport/test/core_ext/hash_ext_test.rb | 56 +++++++++++-----------------
 1 file changed, 21 insertions(+), 35 deletions(-)

(limited to 'activesupport/test/core_ext/hash_ext_test.rb')

diff --git a/activesupport/test/core_ext/hash_ext_test.rb b/activesupport/test/core_ext/hash_ext_test.rb
index 5d2053f106..2ab7681a8a 100644
--- a/activesupport/test/core_ext/hash_ext_test.rb
+++ b/activesupport/test/core_ext/hash_ext_test.rb
@@ -292,20 +292,6 @@ class HashExtTest < Test::Unit::TestCase
     assert_equal expected, original
   end
 
-  # This is needed for something like hash.slice!(hash.keys.sort_by {rand} [0..4])
-  def test_slice_with_array_keys
-    original = { :a => 'x', :b => 'y', :c => 10 }
-    expected = { :a => 'x', :b => 'y' }
-
-    # Should return a new hash with only the given keys, when given an array of keys.
-    assert_equal expected, original.slice([:a, :b])
-    assert_not_equal expected, original
-
-    # Should replace the hash with only the given keys, when given an array of keys.
-    assert_equal expected, original.slice!([:a, :b])
-    assert_equal expected, original
-  end
-
   def test_indifferent_slice
     original = { :a => 'x', :b => 'y', :c => 10 }.with_indifferent_access
     expected = { :a => 'x', :b => 'y' }.with_indifferent_access
@@ -493,12 +479,12 @@ class HashToXmlTest < Test::Unit::TestCase
     EOT
 
     expected_topic_hash = {
-      :title      => nil,
+      :title      => nil, 
       :id         => nil,
       :approved   => nil,
       :written_on => nil,
       :viewed_at  => nil,
-      :content    => nil,
+      :content    => nil, 
       :parent_id  => nil
     }.stringify_keys
 
@@ -576,7 +562,7 @@ class HashToXmlTest < Test::Unit::TestCase
 
     assert_equal expected_topic_hash, Hash.from_xml(topic_xml)["rsp"]["photos"]["photo"]
   end
-
+  
   def test_empty_array_from_xml
     blog_xml = <<-XML
       <blog>
@@ -674,13 +660,13 @@ class HashToXmlTest < Test::Unit::TestCase
 
     assert_equal expected_bacon_hash, Hash.from_xml(bacon_xml)["bacon"]
   end
-
+  
   def test_type_trickles_through_when_unknown
     product_xml = <<-EOT
     <product>
       <weight type="double">0.5</weight>
       <image type="ProductImage"><filename>image.gif</filename></image>
-
+      
     </product>
     EOT
 
@@ -689,7 +675,7 @@ class HashToXmlTest < Test::Unit::TestCase
       :image => {'type' => 'ProductImage', 'filename' => 'image.gif' },
     }.stringify_keys
 
-    assert_equal expected_product_hash, Hash.from_xml(product_xml)["product"]
+    assert_equal expected_product_hash, Hash.from_xml(product_xml)["product"]    
   end
 
   def test_should_use_default_value_for_unknown_key
@@ -723,41 +709,41 @@ class HashToXmlTest < Test::Unit::TestCase
       assert_equal expected, hash.to_xml(@xml_options)
     end
   end
-
-  def test_empty_string_works_for_typecast_xml_value
+  
+  def test_empty_string_works_for_typecast_xml_value    
     assert_nothing_raised do
       Hash.send!(:typecast_xml_value, "")
     end
   end
-
+  
   def test_escaping_to_xml
-    hash = {
-      :bare_string        => 'First & Last Name',
+    hash = { 
+      :bare_string        => 'First & Last Name', 
       :pre_escaped_string => 'First &amp; Last Name'
     }.stringify_keys
-
+    
     expected_xml = '<person><bare-string>First &amp; Last Name</bare-string><pre-escaped-string>First &amp;amp; Last Name</pre-escaped-string></person>'
     assert_equal expected_xml, hash.to_xml(@xml_options)
   end
-
+  
   def test_unescaping_from_xml
     xml_string = '<person><bare-string>First &amp; Last Name</bare-string><pre-escaped-string>First &amp;amp; Last Name</pre-escaped-string></person>'
-    expected_hash = {
-      :bare_string        => 'First & Last Name',
+    expected_hash = { 
+      :bare_string        => 'First & Last Name', 
       :pre_escaped_string => 'First &amp; Last Name'
     }.stringify_keys
     assert_equal expected_hash, Hash.from_xml(xml_string)['person']
   end
-
+  
   def test_roundtrip_to_xml_from_xml
-    hash = {
-      :bare_string        => 'First & Last Name',
+    hash = { 
+      :bare_string        => 'First & Last Name', 
       :pre_escaped_string => 'First &amp; Last Name'
     }.stringify_keys
 
     assert_equal hash, Hash.from_xml(hash.to_xml(@xml_options))['person']
   end
-
+  
   def test_datetime_xml_type_with_utc_time
     alert_xml = <<-XML
       <alert>
@@ -768,7 +754,7 @@ class HashToXmlTest < Test::Unit::TestCase
     assert alert_at.utc?
     assert_equal Time.utc(2008, 2, 10, 15, 30, 45), alert_at
   end
-
+  
   def test_datetime_xml_type_with_non_utc_time
     alert_xml = <<-XML
       <alert>
@@ -779,7 +765,7 @@ class HashToXmlTest < Test::Unit::TestCase
     assert alert_at.utc?
     assert_equal Time.utc(2008, 2, 10, 15, 30, 45), alert_at
   end
-
+  
   def test_datetime_xml_type_with_far_future_date
     alert_xml = <<-XML
       <alert>
-- 
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