Assert.assertTrue("is true", b.booleanValue());
FilterParserTest.log.trace("parse(4 * -2 / -1 - 4 = 4)");
result = (Operator)parser.parse(new SimpleString("4 * -2 / -1 - 4 = 4"), identifierMap);
FilterParserTest.log.trace("result -> " + result);
b = (Boolean)result.apply();
Assert.assertTrue("is true", b.booleanValue());
FilterParserTest.log.trace("parse(4 * ((-2 / -1) - 4) = -8)");
result = (Operator)parser.parse(new SimpleString("4 * ((-2 / -1) - 4) = -8"), identifierMap);
FilterParserTest.log.trace("result -> " + result);