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-rw-r--r--test/json/json_common_interface_test.rb3
1 files changed, 2 insertions, 1 deletions
diff --git a/test/json/json_common_interface_test.rb b/test/json/json_common_interface_test.rb
index 6939d4b690..faa908e0ba 100644
--- a/test/json/json_common_interface_test.rb
+++ b/test/json/json_common_interface_test.rb
@@ -152,7 +152,8 @@ class JSONCommonInterfaceTest < Test::Unit::TestCase
temp_file_containing(@json) do |filespec|
parsed_object = JSON.public_send(method_name, filespec, symbolize_names: true)
key_classes = parsed_object.keys.map(&:class)
- assert key_classes.include?(Symbol) && (! key_classes.include?(String))
+ assert_include(key_classes, Symbol)
+ assert_not_include(key_classes, String)
end
end