/** Test the <code>setSign</code> method for correct results with valid sign values. */
public void testSignSet() {
byte[] workBa = {
(byte) 0x12, (byte) 0x30,
};
PDUtils.setSign(workBa, PDUtils.POSITIVE);
assertTrue("spos", PDUtils.isPositive(workBa));
//
workBa[workBa.length - 1] = (byte) 0x30; // reset
PDUtils.setSign(workBa, PDUtils.UNSIGNED);
assertTrue("suns", PDUtils.isPositive(workBa));
//
workBa[workBa.length - 1] = (byte) 0x30; // reset
PDUtils.setSign(workBa, PDUtils.NEGATIVE);
assertFalse("sneg", PDUtils.isPositive(workBa));
}
/**
* Test the <code>isPositive</code> method for correct results with both valid and invalid sign
* values.
*/
public void testIsPositiveInt() {
// The good
assertTrue("Test01", PDUtils.isPositive(0x0c));
assertTrue("Test01a", PDUtils.isPositive(0xfc));
assertTrue("Test02", PDUtils.isPositive(0x0f));
assertTrue("Test02a", PDUtils.isPositive(0xff));
// The bad
assertFalse("Test03", PDUtils.isPositive(0x0d));
assertFalse("Test03a", PDUtils.isPositive(0xfd));
// The ugly
int[] badSigns = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 14,
};
for (int sign : badSigns) {
try {
boolean test = PDUtils.isPositive(sign);
fail("Bad sign check: " + sign + " " + test);
} catch (IllegalArgumentException iae) {
assertTrue("IEACHECK", true);
}
}
}
/**
* Test the <code>isPositive</code> method for correct results with both valid and invalid sign
* values.
*/
public void testIsPositiveByteArray() {
byte[][] positives = {
{
(byte) 0x00, (byte) 0x0c,
},
{
(byte) 0x00, (byte) 0x0f,
},
{
(byte) 0x00, (byte) 0xfc,
},
{
(byte) 0x00, (byte) 0xff,
},
};
for (byte[] ba : positives) {
assertTrue("TestPBA1" + ba[1], PDUtils.isPositive(ba));
}
byte[][] negatives = {
{
(byte) 0x00, (byte) 0x0d,
},
{
(byte) 0x00, (byte) 0xfd,
},
};
for (byte[] ba : negatives) {
assertFalse("TestPBA2" + ba[1], PDUtils.isPositive(ba));
}
byte[][] badvalues = {
{
(byte) 0x00, (byte) 0x00,
},
{
(byte) 0x00, (byte) 0x01,
},
{
(byte) 0x00, (byte) 0x02,
},
{
(byte) 0x00, (byte) 0x03,
},
{
(byte) 0x00, (byte) 0x04,
},
{
(byte) 0x00, (byte) 0x05,
},
{
(byte) 0x00, (byte) 0x06,
},
{
(byte) 0x00, (byte) 0x07,
},
{
(byte) 0x00, (byte) 0x08,
},
{
(byte) 0x00, (byte) 0x09,
},
{
(byte) 0x00, (byte) 0x0a,
},
{
(byte) 0x00, (byte) 0x0b,
},
{(byte) 0x00, (byte) 0x0e},
};
for (byte[] ba : badvalues) {
try {
boolean test = PDUtils.isPositive(ba);
fail("PBA3 Bad sign check: " + ba[1] + " " + test);
} catch (IllegalArgumentException iae) {
assertTrue("IEACHECK", true);
}
}
}