fixup! [Fix #117] Add new Minitest/AssertWithTwoArguments cop

test/rubocop/cop/minitest/assert_with_two_arguments_test.rb

@@ -25,7 +25,7 @@ def test_do_something
     RUBY
   end
 
-  def test_does_not_register_offense_when_second_argument_is_a_string
+  def test_does_not_register_offense_when_second_argument_is_a_literal_string
     assert_no_offenses(<<~RUBY)
       class FooTest < Minitest::Test
         def test_do_something
@@ -34,4 +34,25 @@ def test_do_something
       end
     RUBY
   end
+
+  def test_does_not_register_offense_when_second_argument_is_an_interpolated_string
+    assert_no_offenses(<<~'RUBY')
+      class FooTest < Minitest::Test
+        def test_do_something
+          additional_message = 'hello world'
+          assert([], "empty array should be truthy #{additional_message}")
+        end
+      end
+    RUBY
+  end
+
+  def test_does_not_register_offense_when_using_assert_equal_with_two_arguments
+    assert_no_offenses(<<~'RUBY')
+      class FooTest < Minitest::Test
+        def test_do_something
+          assert_equal(3, actual)
+        end
+      end
+    RUBY
+  end
 end