def test_unit_clause_int_repr(): assert find_unit_clause_int_repr(map(set, [[1]]), {}) == (1, True) assert find_unit_clause_int_repr(map(set, [[1], [-1]]), {}) == (1, True) assert find_unit_clause_int_repr([set([1, 2])], {1: True}) == (2, True) assert find_unit_clause_int_repr([set([1, 2])], {2: True}) == (1, True) assert find_unit_clause_int_repr(map(set, [[1, 2, 3], [2, -3], [1, -2]]), {1: True}) == (2, False) assert find_unit_clause_int_repr(map(set, [[1, 2, 3], [3, -3], [1, 2]]), {1: True}) == (2, True) A, B, C = symbols("A,B,C") assert find_unit_clause([A | B | C, B | ~C, A], {}) == (A, True)
def test_unit_clause(): A, B, C = symbols('A,B,C') assert find_unit_clause([A], {}) == (A, True) assert find_unit_clause([A, ~A], {}) == (A, True) ### Wrong ?? assert find_unit_clause([A | B], {A: True}) == (B, True) assert find_unit_clause([A | B], {B: True}) == (A, True) assert find_unit_clause([A | B | C, B | ~C, A | ~B], {A:True}) == (B, False) assert find_unit_clause([A | B | C, B | ~C, A | B], {A:True}) == (B, True) assert find_unit_clause([A | B | C, B | ~C, A ], {}) == (A, True)
def test_unit_clause_int_repr(): assert find_unit_clause_int_repr(map(set, [[1]]), {}) == (1, True) assert find_unit_clause_int_repr(map(set, [[1], [-1]]), {}) == (1, True) assert find_unit_clause_int_repr([{1, 2}], {1: True}) == (2, True) assert find_unit_clause_int_repr([{1, 2}], {2: True}) == (1, True) assert find_unit_clause_int_repr(map(set, [[1, 2, 3], [2, -3], [1, -2]]), {1: True}) == (2, False) assert find_unit_clause_int_repr(map(set, [[1, 2, 3], [3, -3], [1, 2]]), {1: True}) == (2, True) A, B, C = symbols('A,B,C') assert find_unit_clause([A | B | C, B | ~C, A], {}) == (A, True)
def test_unit_clause(): A, B, C = symbols('A,B,C') assert find_unit_clause([A], {}) == (A, True) assert find_unit_clause([A, ~A], {}) == (A, True) # Wrong ?? assert find_unit_clause([A | B], {A: True}) == (B, True) assert find_unit_clause([A | B], {B: True}) == (A, True) assert find_unit_clause([A | B | C, B | ~C, A | ~B], {A: True}) == (B, False) assert find_unit_clause([A | B | C, B | ~C, A | B], {A: True}) == (B, True) assert find_unit_clause([A | B | C, B | ~C, A], {}) == (A, True)