class TestTransferFnWithRandomState(unittest.TestCase):
    """Currently just tests whether random generator state is handled
    by state_push() and state_pop()."""

    def setUp(self):

        self.a = array([[0.3,0.6,0.7],
                        [0.8,0.4,0.2]])

        self.hme = HomeostaticMaxEnt()

    def test_random_state(self):

        a1 = copy.copy(self.a)

        ###
        # CEBALERT: hack because homeostaticmaxent doesn't get some
        # of its state until it's been called once!
        self.hme(a1)

        start_array = copy.copy(a1)

        ## save the state then generate some results...
        self.hme.state_push()

        self.hme(a1)
        res1 = copy.copy(a1)
        self.hme(a1)
        res2 = copy.copy(a1)

        # (check results do actually change so the test is valid)
        assert_array_not_equal(res1,res2)

        a2 = copy.copy(start_array)

        ### ...then restore the state & check results are the same
        self.hme.state_pop()
        self.hme(a2)
        assert_array_equal(a2,res1)

        self.hme(a2)
        assert_array_equal(a2,res2)
class TestTransferFnWithRandomState(unittest.TestCase):
    """Currently just tests whether random generator state is handled
    by state_push() and state_pop()."""

    def setUp(self):

        self.a = np.array([[0.3,0.6,0.7],
                        [0.8,0.4,0.2]])

        self.hme = HomeostaticMaxEnt()

    def test_random_state(self):

        a1 = copy.copy(self.a)

        ###
        # CEBALERT: hack because homeostaticmaxent doesn't get some
        # of its state until it's been called once!
        self.hme(a1)

        start_array = copy.copy(a1)

        ## save the state then generate some results...
        self.hme.state_push()

        self.hme(a1)
        res1 = copy.copy(a1)
        self.hme(a1)
        res2 = copy.copy(a1)

        # (check results do actually change so the test is valid)
        assert_array_not_equal(res1,res2)

        a2 = copy.copy(start_array)

        ### ...then restore the state & check results are the same
        self.hme.state_pop()
        self.hme(a2)
        assert_array_equal(a2,res1)

        self.hme(a2)
        assert_array_equal(a2,res2)
Beispiel #3
0
    def setUp(self):

        self.a = array([[0.3, 0.6, 0.7], [0.8, 0.4, 0.2]])

        self.hme = HomeostaticMaxEnt()
    def setUp(self):

        self.a = array([[0.3,0.6,0.7],
                        [0.8,0.4,0.2]])

        self.hme = HomeostaticMaxEnt()