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from gremlin_python.structure.io.util import SymbolUtil


class TestSymbolUtil(object):

    def test_to_camel_case(self):
        assert SymbolUtil.to_camel_case("sumLong") == "sumLong"
        assert SymbolUtil.to_camel_case("sum_long") == "sumLong"
        assert SymbolUtil.to_camel_case("sum_") == "sum"
        assert SymbolUtil.to_camel_case("on_merge") == "onMerge"

    def test_to_snake_case(self):
        assert SymbolUtil.to_snake_case("sumLong") == "sum_long"
        assert SymbolUtil.to_snake_case("sum_long") == "sum_long"
        assert SymbolUtil.to_snake_case("sum") == "sum"
        assert SymbolUtil.to_snake_case("onMerge") == "on_merge"