Пример #1
0
def test_eq():
    p = proposition.Statement(state=True)
    q = proposition.Statement(state=False)

    conditional_connective_p = proposition.Conditional(p, q)
    conditional_connective_q = proposition.Conditional(p, q)
    assert conditional_connective_p == conditional_connective_q
    assert conditional_connective_p == conditional_connective_p
    assert conditional_connective_q == conditional_connective_p
    assert conditional_connective_q == conditional_connective_q
    assert not bool(conditional_connective_p)
    assert not bool(conditional_connective_q)
    assert not conditional_connective_p.truth()
    assert not conditional_connective_q.truth()
Пример #2
0
def test_false_then_true_eq_false_then_false():
    p = proposition.Statement(state=False)
    q = proposition.Statement(state=True)

    conditional_connective_p = proposition.Conditional(p, q)

    p = proposition.Statement(state=False)
    q = proposition.Statement(state=False)

    conditional_connective_q = proposition.Conditional(p, q)
    assert conditional_connective_p == conditional_connective_q
    assert conditional_connective_p == conditional_connective_p
    assert conditional_connective_q == conditional_connective_p
    assert conditional_connective_q == conditional_connective_q
    assert bool(conditional_connective_p)
    assert bool(conditional_connective_q)
Пример #3
0
def test_true_then_false():
    p = proposition.Statement(state=True)
    q = proposition.Statement(state=False)

    conditional_connective = proposition.Conditional(p, q)
    assert not conditional_connective.truth()