Removes unused vars

Signed-off-by: José Valim <jose.valim@gmail.com>

8 files changed, 6 insertions, 9 deletions

diff --git a/activesupport/test/caching_test.rb b/activesupport/test/caching_test.rb
index 3e14c754b7..212c1f82a8 100644
--- a/activesupport/test/caching_test.rb
+++ b/activesupport/test/caching_test.rb
@@ -279,7 +279,7 @@ module CacheStoreBehavior
         assert_equal 'bar', @cache.read('foo')
         raise ArgumentError.new
       end
-    rescue ArgumentError => e
+    rescue ArgumentError
     end
     assert_equal "bar", @cache.read('foo')
     Time.stubs(:now).returns(time + 71)
diff --git a/activesupport/test/core_ext/module_test.rb b/activesupport/test/core_ext/module_test.rb
index 39ee0ac748..5d9cdf22c2 100644
--- a/activesupport/test/core_ext/module_test.rb
+++ b/activesupport/test/core_ext/module_test.rb
@@ -147,7 +147,7 @@ class ModuleTest < Test::Unit::TestCase
     end
 
     assert_nothing_raised do
-      child = Class.new(parent) do
+      Class.new(parent) do
         class << self
           delegate :parent_method, :to => :superclass
         end
diff --git a/activesupport/test/dependencies_test.rb b/activesupport/test/dependencies_test.rb
index 4b8c7897b7..d7bde185bd 100644
--- a/activesupport/test/dependencies_test.rb
+++ b/activesupport/test/dependencies_test.rb
@@ -419,7 +419,6 @@ class DependenciesTest < Test::Unit::TestCase
 
   def test_removal_from_tree_should_be_detected
     with_loading 'dependencies' do
-      root = ActiveSupport::Dependencies.autoload_paths.first
       c = ServiceOne
       ActiveSupport::Dependencies.clear
       assert ! defined?(ServiceOne)
@@ -434,7 +433,6 @@ class DependenciesTest < Test::Unit::TestCase
 
   def test_references_should_work
     with_loading 'dependencies' do
-      root = ActiveSupport::Dependencies.autoload_paths.first
       c = ActiveSupport::Dependencies.ref("ServiceOne")
       service_one_first = ServiceOne
       assert_equal service_one_first, c.get
diff --git a/activesupport/test/json/encoding_test.rb b/activesupport/test/json/encoding_test.rb
index a679efb41e..1527d02d16 100644
--- a/activesupport/test/json/encoding_test.rb
+++ b/activesupport/test/json/encoding_test.rb
@@ -148,7 +148,7 @@ class TestJSONEncoding < Test::Unit::TestCase
           :latitude => 123.234
         }
       }
-      result = ActiveSupport::JSON.encode(hash)
+      ActiveSupport::JSON.encode(hash)
     end
   end
 
diff --git a/activesupport/test/memoizable_test.rb b/activesupport/test/memoizable_test.rb
index 195e3eaa42..b11fa8d346 100644
--- a/activesupport/test/memoizable_test.rb
+++ b/activesupport/test/memoizable_test.rb
@@ -134,7 +134,6 @@ class MemoizableTest < ActiveSupport::TestCase
   end
 
   def test_reloadable
-    counter = @calculator.counter
     assert_equal 1, @calculator.counter
     assert_equal 2, @calculator.counter(:reload)
     assert_equal 2, @calculator.counter
diff --git a/activesupport/test/multibyte_chars_test.rb b/activesupport/test/multibyte_chars_test.rb
index 78232d8eb5..6ebbfdf334 100644
--- a/activesupport/test/multibyte_chars_test.rb
+++ b/activesupport/test/multibyte_chars_test.rb
@@ -234,7 +234,7 @@ class MultibyteCharsUTF8BehaviourTest < Test::Unit::TestCase
   def test_include_raises_when_nil_is_passed
     @chars.include?(nil)
     flunk "Expected chars.include?(nil) to raise TypeError or NoMethodError"
-  rescue Exception => e
+  rescue Exception
   end
 
   def test_index_should_return_character_offset
diff --git a/activesupport/test/ordered_hash_test.rb b/activesupport/test/ordered_hash_test.rb
index d340bed444..f47e896487 100644
--- a/activesupport/test/ordered_hash_test.rb
+++ b/activesupport/test/ordered_hash_test.rb
@@ -214,7 +214,7 @@ class OrderedHashTest < Test::Unit::TestCase
 
   def test_alternate_initialization_raises_exception_on_odd_length_args
     begin
-      alternate = ActiveSupport::OrderedHash[1,2,3,4,5]
+      ActiveSupport::OrderedHash[1,2,3,4,5]
       flunk "Hash::[] should have raised an exception on initialization " +
           "with an odd number of parameters"
     rescue
diff --git a/activesupport/test/test_test.rb b/activesupport/test/test_test.rb
index 3092fe01ae..633d3b212b 100644
--- a/activesupport/test/test_test.rb
+++ b/activesupport/test/test_test.rb
@@ -49,8 +49,8 @@ class AssertDifferenceTest < ActiveSupport::TestCase
     end
 
     def test_expression_is_evaluated_in_the_appropriate_scope
-      local_scope = 'foo'
       silence_warnings do
+        local_scope = 'foo'
         assert_difference('local_scope; @object.num') { @object.increment }
       end
     end