Replacing lambda with proc getting argument error because of it.

2 files changed, 7 insertions, 1 deletions

diff --git a/activesupport/lib/active_support/testing/method_call_assertions.rb b/activesupport/lib/active_support/testing/method_call_assertions.rb
index 517f02e3ef..155d3344d3 100644
--- a/activesupport/lib/active_support/testing/method_call_assertions.rb
+++ b/activesupport/lib/active_support/testing/method_call_assertions.rb
@@ -5,7 +5,7 @@ module ActiveSupport
         def assert_called(object, method_name, message = nil, times: 1)
           times_called = 0
 
-          object.stub(method_name, -> { times_called += 1 }) { yield }
+          object.stub(method_name, proc { times_called += 1 }) { yield }
 
           error = "Expected #{method_name} to be called #{times} times, " \
             "but was called #{times_called} times"
diff --git a/activesupport/test/testing/method_call_assertions_test.rb b/activesupport/test/testing/method_call_assertions_test.rb
index 652cbda8da..2939cf0233 100644
--- a/activesupport/test/testing/method_call_assertions_test.rb
+++ b/activesupport/test/testing/method_call_assertions_test.rb
@@ -27,6 +27,12 @@ class MethodCallAssertionsTest < ActiveSupport::TestCase
     end
   end
 
+  def test_assert_called_method_with_arguments
+    assert_called(@object, :<<) do
+      @object << 2
+    end
+  end
+
   def test_assert_called_failure
     error = assert_raises(Minitest::Assertion) do
       assert_called(@object, :increment) do