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-rw-r--r--activerecord/test/cases/adapters/postgresql/json_test.rb7
1 files changed, 7 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/json_test.rb b/activerecord/test/cases/adapters/postgresql/json_test.rb
index f7609404ce..c33c7ef968 100644
--- a/activerecord/test/cases/adapters/postgresql/json_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/json_test.rb
@@ -49,6 +49,13 @@ class PostgresqlJSONTest < ActiveRecord::TestCase
JsonDataType.reset_column_information
end
+ def test_cast_value_on_write
+ x = JsonDataType.new payload: {"string" => "foo", :symbol => :bar}
+ assert_equal({"string" => "foo", "symbol" => "bar"}, x.payload)
+ x.save
+ assert_equal({"string" => "foo", "symbol" => "bar"}, x.reload.payload)
+ end
+
def test_type_cast_json
assert @column