1 files changed, 10 insertions, 0 deletions
diff --git a/test/rake/test_rake_task_argument_parsing.rb b/test/rake/test_rake_task_argument_parsing.rb
index 0294a9fb2c..3cb5d9cfe3 100644
--- a/test/rake/test_rake_task_argument_parsing.rb
+++ b/test/rake/test_rake_task_argument_parsing.rb
@@ -49,6 +49,16 @@ class TestRakeTaskArgumentParsing < Rake::TestCase
     assert_equal ["one", "two", "three_a, three_b", "four"], args
   end
 
+  def test_treat_blank_arg_as_empty_string
+    name, args = @app.parse_task_string("name[one,]")
+    assert_equal "name", name
+    assert_equal ["one", ""], args
+
+    name, args = @app.parse_task_string("name[one,,two]")
+    assert_equal "name", name
+    assert_equal ["one", "", "two"], args
+  end
+
   def test_terminal_width_using_env
     app = Rake::Application.new
     app.terminal_columns = 1234