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-rw-r--r--activerecord/lib/active_record/named_scope.rb10
-rw-r--r--activerecord/test/cases/named_scope_test.rb22
2 files changed, 31 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/named_scope.rb b/activerecord/lib/active_record/named_scope.rb
index 080e3d0f5e..d5a1c5fe08 100644
--- a/activerecord/lib/active_record/named_scope.rb
+++ b/activerecord/lib/active_record/named_scope.rb
@@ -103,7 +103,7 @@ module ActiveRecord
attr_reader :proxy_scope, :proxy_options
[].methods.each do |m|
- unless m =~ /(^__|^nil\?|^send|^object_id$|class|extend|find|count|sum|average|maximum|minimum|paginate|first|last|empty?)/
+ unless m =~ /(^__|^nil\?|^send|^object_id$|class|extend|find|count|sum|average|maximum|minimum|paginate|first|last|empty?|any?)/
delegate m, :to => :proxy_found
end
end
@@ -140,6 +140,14 @@ module ActiveRecord
@found ? @found.empty? : count.zero?
end
+ def any?
+ if block_given?
+ proxy_found.any? { |*block_args| yield(*block_args) }
+ else
+ !empty?
+ end
+ end
+
protected
def proxy_found
@found || load_found
diff --git a/activerecord/test/cases/named_scope_test.rb b/activerecord/test/cases/named_scope_test.rb
index 0c1eb23428..e21ffbbdba 100644
--- a/activerecord/test/cases/named_scope_test.rb
+++ b/activerecord/test/cases/named_scope_test.rb
@@ -184,6 +184,28 @@ class NamedScopeTest < ActiveRecord::TestCase
end
end
+ def test_any_should_not_load_results
+ topics = Topic.base
+ assert_queries(1) do
+ topics.expects(:empty?).returns(true)
+ assert !topics.any?
+ end
+ end
+
+ def test_any_should_call_proxy_found_if_using_a_block
+ topics = Topic.base
+ assert_queries(1) do
+ topics.expects(:empty?).never
+ topics.any? { true }
+ end
+ end
+
+ def test_any_should_not_fire_query_if_named_scope_loaded
+ topics = Topic.base
+ topics.collect # force load
+ assert_no_queries { assert topics.any? }
+ end
+
def test_should_build_with_proxy_options
topic = Topic.approved.build({})
assert topic.approved