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)); }
public void testGt() { final PossibilityArithmetic arith = arithmetic(); assertTrue(arith.gt(arith.one(), arith.zero())); assertFalse(arith.gt(arith.zero(), arith.one())); checkGt(arith, 0.4, 0.5); checkGt(arith, 0.50, 0.5142); checkGt(arith, 0.51, 0.5142); checkGt(arith, 0.514, 0.5142); checkGt(arith, 0.5142, 0.5142); checkGt(arith, 0.1, 0.0); checkGt(arith, 0.01, 0.0); checkGt(arith, 0.001, 0.0); checkGt(arith, 0.0001, 0.0); checkGt(arith, 0.00001, 0.0); checkGt(arith, 0.000001, 0.0); checkGt(arith, 1.0, 0.9); checkGt(arith, 1.0, 0.99); checkGt(arith, 1.0, 0.999); checkGt(arith, 1.0, 0.9999); checkGt(arith, 1.0, 0.99999); }
public void testIsZero() { final PossibilityArithmetic arith = arithmetic(); assertTrue(arith.isZero(arith.zero())); assertFalse(arith.isZero(arith.one())); }
public void testUnderflow() { final PossibilityArithmetic arith = arithmetic(); assertTrue(arith.underflow(arith.zero())); assertFalse(arith.underflow(arith.one())); }