def test_cgcre_2(crvs):
"""
Test that independent RVs have CGCRE = GCRE.
"""
d = miwin()
rv = (set([0, 1, 2]) - set(crvs)).pop()
ccre1 = CGCRE(d, rv, crvs)
ccre2 = CGCRE(d, rv)
assert GCRE(d)[rv] == pytest.approx(mean(ccre1))
assert GCRE(d)[rv] == pytest.approx(mean(ccre2))
assert standard_deviation(ccre1) == pytest.approx(0)
def test_ccre_1(crvs):
"""
Test that independent RVs have CCRE = CRE.
"""
d = miwin()
rv = ({0, 1, 2} - set(crvs)).pop()
ccre1 = CCRE(d, rv, crvs)
ccre2 = CCRE(d, rv)
assert CRE(d)[rv] == pytest.approx(mean(ccre1))
assert CRE(d)[rv] == pytest.approx(mean(ccre2))
assert standard_deviation(ccre1) == pytest.approx(0)
def test_cgcre_2(crvs):
"""
Test that independent RVs have CGCRE = GCRE.
"""
d = miwin()
rv = (set([0, 1, 2]) - set(crvs)).pop()
ccre1 = CGCRE(d, rv, crvs)
ccre2 = CGCRE(d, rv)
assert GCRE(d)[rv] == pytest.approx(mean(ccre1))
assert GCRE(d)[rv] == pytest.approx(mean(ccre2))
assert standard_deviation(ccre1) == pytest.approx(0)
def test_cgcre_2():
"""
Test that independent RVs have CGCRE = GCRE.
"""
d = miwin()
for crvs in combinations([0, 1, 2], 2):
rv = (set([0, 1, 2]) - set(crvs)).pop()
ccre1 = CGCRE(d, rv, crvs)
ccre2 = CGCRE(d, rv)
yield assert_almost_equal, GCRE(d)[rv], mean(ccre1)
yield assert_almost_equal, GCRE(d)[rv], mean(ccre2)
yield assert_almost_equal, standard_deviation(ccre1), 0
def test_ccre_1():
"""
Test that independent RVs have CCRE = CRE.
"""
d = miwin()
for crvs in combinations([0, 1, 2], 2):
rv = (set([0, 1, 2]) - set(crvs)).pop()
ccre1 = CCRE(d, rv, crvs)
ccre2 = CCRE(d, rv)
yield assert_almost_equal, CRE(d)[rv], mean(ccre1)
yield assert_almost_equal, CRE(d)[rv], mean(ccre2)
yield assert_almost_equal, standard_deviation(ccre1), 0