Fix raise error when usgin assert with block

changelog/fix_raise_error_using_assert_with_block.md

@@ -0,0 +1 @@
+* Fix raise error when using assert with block

lib/rubocop/cop/mixin/predicate_assertion_handleable.rb

@@ -13,9 +13,7 @@ def on_send(node)
 
           first_argument = arguments.first
 
-          return if first_argument.block_type? || first_argument.numblock_type?
-          return unless first_argument.respond_to?(:predicate_method?) && first_argument.predicate_method?
-          return unless first_argument.arguments.count.zero?
+          return if no_offense_first_argument?(first_argument)
 
           add_offense(node, message: offense_message(arguments)) do |corrector|
             autocorrect(corrector, node, arguments)
@@ -59,6 +57,15 @@ def new_arguments(arguments)
         def correct_receiver(receiver)
           receiver ? receiver.source : 'self'
         end
+
+        def no_offense_first_argument?(first_argument)
+          return true unless first_argument
+          return true if first_argument.block_type? || first_argument.numblock_type?
+          return true unless first_argument.respond_to?(:predicate_method?) && first_argument.predicate_method?
+          return true unless first_argument.arguments.count.zero?
+
+          false
+        end
       end
     end
   end

test/rubocop/cop/minitest/assert_predicate_test.rb

@@ -152,4 +152,14 @@ def test_do_something
       end
     RUBY
   end
+
+  def test_does_not_raise_error_using_assert_with_block
+    assert_no_offenses(<<~RUBY)
+      class FooTest < Minitest::Test
+        def test_do_something
+          assert { true }
+        end
+      end
+    RUBY
+  end
 end