1 files changed, 10 insertions, 0 deletions
diff --git a/actionpack/test/dispatch/session/test_session_test.rb b/actionpack/test/dispatch/session/test_session_test.rb
index d30461a623..59c030176b 100644
--- a/actionpack/test/dispatch/session/test_session_test.rb
+++ b/actionpack/test/dispatch/session/test_session_test.rb
@@ -40,4 +40,14 @@ class ActionController::TestSessionTest < ActiveSupport::TestCase
     assert_equal %w(one two), session.keys
     assert_equal %w(1 2), session.values
   end
+
+  def test_fetch_returns_default
+    session = ActionController::TestSession.new(one: '1')
+    assert_equal('2', session.fetch(:two, '2'))
+  end
+
+  def test_fetch_returns_block_value
+    session = ActionController::TestSession.new(one: '1')
+    assert_equal(2, session.fetch('2') { |key| key.to_i })
+  end
 end