from pandas import Series
import pandas._testing as tm


class TestCombine:
    def test_combine_scalar(self):
        # GH#21248
        # Note - combine() with another Series is tested elsewhere because
        # it is used when testing operators
        ser = Series([i * 10 for i in range(5)])
        result = ser.combine(3, lambda x, y: x + y)
        expected = Series([i * 10 + 3 for i in range(5)])
        tm.assert_series_equal(result, expected)

        result = ser.combine(22, lambda x, y: min(x, y))
        expected = Series([min(i * 10, 22) for i in range(5)])
        tm.assert_series_equal(result, expected)