assert_deprecated matches any warning caught in block

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5114 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/lib/active_support/deprecation.rb

@@ -86,11 +86,11 @@ def #{target}_with_deprecation#{punctuation}(*args, &block)
 
     module Assertions
       def assert_deprecated(match = nil, &block)
-        last = collect_deprecations(&block).last
-        assert last, "Expected a deprecation warning within the block but received none"
+        warnings = collect_deprecations(&block)
+        assert !warnings.empty?, "Expected a deprecation warning within the block but received none"
         if match
           match = Regexp.new(Regexp.escape(match)) unless match.is_a?(Regexp)
-          assert_match match, last, "Deprecation warning didn't match #{match}: #{last}"
+          assert warnings.any? { |w| w =~ match }, "No deprecation warning matched #{match}: #{warnings.join(', ')}"
         end
       end
 

activesupport/test/deprecation_test.rb

@@ -78,6 +78,15 @@ def test_assert_deprecation_without_match
     end
   end
 
+  def test_assert_deprecated_matches_any_warning
+    assert_deprecated 'abc' do
+      ActiveSupport::Deprecation.warn 'abc'
+      ActiveSupport::Deprecation.warn 'def'
+    end
+  rescue Test::Unit::AssertionFailedError
+    flunk 'assert_deprecated should match any warning in block, not just the last one'
+  end
+
   def test_silence
     ActiveSupport::Deprecation.silence do
       assert_not_deprecated { @dtc.partially }