import sys
import unittest
from numint.riemann_sum import split, numint_epsilon, numint_compact, numint_section


class RiemannSumTestCase(unittest.TestCase):
    """
    TODO (Aufgabe) Schreiben Sie Kriterien in Unittest
    Die Kriterien sind solche Befehlen mit self.assertXXXX
    """
    def test_split_interval(self):
        split(iteration=6)

    def test_numint_epsilon(self):
        def fn(x) : return x**2
        (a, b) = (0, 2)
        (x, y, l, r, n) = numint_epsilon(fn, a, b)
        print(l, r)  # print Take too much place on screen
        pass

    def test_numint_section(self):
        def fn(x) : return x**2
        (a, b) = (0, 2)
        (x, y, l, r, n) = numint_section(fn, a, b, section_count=8)
        print(l, r)

    def test_numint_compact(self):
        def fn(x) : return x**2
        (a, b) = (0, 2)
        (l, r) = numint_compact(fn, a, b, epsilon=1E9 * sys.float_info.epsilon)
        print(l, r)
        pass




if __name__ == '__main__':
    unittest.main()