Cross Reference: /libcore/harmony-tests/src/test/java/org/apache/harmony/tests/java/math/BigIntegerTest.java

Lines Matching defs:zero
29 	BigInteger zero = new BigInteger("0", 10);
94 		assertTrue("Random number is negative", bi.compareTo(zero) >= 0);
100 		assertTrue("Not zero", new BigInteger(0, rand).equals(BigInteger.ZERO));
131 		assertTrue("Incorrect value for zero", bi.equals(zero));
217 		assertTrue("0=0", zero.equals(BigInteger.valueOf(0)));
220 		assertTrue("0=1", !zero.equals(one));
221 		assertTrue("0=-1", !zero.equals(minusOne));
273 		assertTrue("0+0", zero.add(zero).equals(zero));
274 		assertTrue("0+1", zero.add(one).equals(one));
275 		assertTrue("1+0", one.add(zero).equals(one));
277 		assertTrue("0+(-1)", zero.add(minusOne).equals(minusOne));
278 		assertTrue("(-1)+0", minusOne.add(zero).equals(minusOne));
280 		assertTrue("1+(-1)", one.add(minusOne).equals(zero));
281 		assertTrue("(-1)+1", minusOne.add(one).equals(zero));
284 			BigInteger midbit = zero.setBit(i);
286 					.equals(zero.setBit(i + 1)));
305 		assertTrue("Single negation of zero did not result in zero", zero
306 				.negate().equals(zero));
312 		assertTrue("0.neg", zero.negate().equals(zero));
321 			BigInteger midbit = zero.setBit(i);
325 					.equals(zero));
334 		assertTrue("Wrong zero signum", zero.signum() == 0);
335 		assertTrue("Wrong neg zero signum", zero.negate().signum() == 0);
345 		assertTrue("Invalid number returned for zero neg", zero.negate().abs()
346 				.equals(zero));
347 		assertTrue("Invalid number returned for zero", zero.abs().equals(zero));
368 		BigInteger a = zero, mod, inv;
381 					assertTrue("inverse less than zero: " + a + " inv mod "
402 					assertTrue("inverse less than zero: " + a + " inv mod "
465 			assertTrue("b >> i+1", b.shiftRight(i + 1).equals(zero));
519 		assertTrue("0*0", zero.multiply(zero).equals(zero));
520 		assertTrue("0*1", zero.multiply(one).equals(zero));
521 		assertTrue("1*0", one.multiply(zero).equals(zero));
523 		assertTrue("0*(-1)", zero.multiply(minusOne).equals(zero));
524 		assertTrue("(-1)*0", minusOne.multiply(zero).equals(zero));
571 			largePos.divide(zero);
577 			bi1.divide(zero);
583 			bi3.negate().divide(zero);
589 			zero.divide(zero);
600 			largePos.remainder(zero);
606 			bi1.remainder(zero);
612 			bi3.negate().remainder(zero);
618 			zero.remainder(zero);
629 			largePos.mod(zero);
635 			bi1.mod(zero);
641 			bi3.negate().mod(zero);
647 			zero.mod(zero);
658 			largePos.divideAndRemainder(zero);
664 			bi1.divideAndRemainder(zero);
670 			bi3.negate().divideAndRemainder(zero);
676 			zero.divideAndRemainder(zero);
911 		assertTrue("signum and equals(zero) do not agree on quotient", q
913 				|| q.equals(zero));
914 		assertTrue("signum and equals(zero) do not agree on remainder", r
916 				|| r.equals(zero));