def test_dd3():
"""
Test dependencies.
"""
d = n_mod_m(3, 2)
dd = DependencyDecomposition(d)
deps = dd.get_dependencies()
true_deps = {'012', '01:02:12', '01:02', '01:12', '02:12', '01:2', '02:1', '12:0', '0:1:2'}
assert deps == true_deps
def test_dd2():
"""
Test against known values.
"""
d = n_mod_m(3, 2)
d.set_rv_names('XYZ')
dd = DependencyDecomposition(d)
assert dd[frozenset([frozenset(['X', 'Y', 'Z'])])]['H'] == pytest.approx(2.0)
def test_dd4():
"""
Test dependencies.
"""
d = n_mod_m(3, 2)
dd = DependencyDecomposition(d)
deps = dd.get_dependencies(string=False)
a = frozenset([0])
b = frozenset([1])
c = frozenset([2])
true_deps = {frozenset([a | b | c]),
frozenset([a | b, a | c, b | c]),
frozenset([a | b, a | c]),
frozenset([a | b, b | c]),
frozenset([a | c, b | c]),
frozenset([a | b, c]),
frozenset([a | c, b]),
frozenset([b | c, a]),
frozenset([a, b, c])}
assert deps == true_deps
def test_dd1():
"""
Test against known values.
"""
d = n_mod_m(3, 2)
ep = DependencyDecomposition(d, measures={'B': B})
string = """\
+------------+--------+
| dependency | B |
+------------+--------+
| 012 | 2.000 |
| 01:02:12 | 0.000 |
| 01:02 | 0.000 |
| 01:12 | 0.000 |
| 02:12 | 0.000 |
| 01:2 | 0.000 |
| 02:1 | 0.000 |
| 12:0 | 0.000 |
| 0:1:2 | 0.000 |
+------------+--------+"""
assert str(ep) == string