public void testOne() {
final PossibilityArithmetic arith = arithmetic();
final double one = arith.one();
assertEquals(1.0, arith.poss2Prob(one));
assertEquals(0.0, arith.poss2Ln(one), 0.0);
assertTrue(arith.isValidPoss(one));
assertEquals(one, arith.prob2Poss(1.0));
assertEquals(one, arith.ln2Poss(0.0));
}
public void testZero() {
final PossibilityArithmetic arith = arithmetic();
final double zero = arith.zero();
assertEquals(0.0, arith.poss2Prob(zero));
assertEquals(Double.NEGATIVE_INFINITY, arith.poss2Ln(zero));
assertTrue(arith.isValidPoss(zero));
assertEquals(zero, arith.prob2Poss(0.0));
assertEquals(zero, arith.ln2Poss(Double.NEGATIVE_INFINITY));
}
