/** Parses a message from a file and checks the fields. */
@Test
public void testParsing() throws IOException, ParseException {
InputStream ins = getClass().getResourceAsStream("/parse1.txt");
final byte[] buf = new byte[400];
int pos = 0;
while (ins.available() > 0) {
buf[pos++] = (byte) ins.read();
}
ins.close();
IsoMessage iso = mf.parseMessage(buf, mf.getIsoHeader(0x210).length());
Assert.assertEquals(0x210, iso.getType());
byte[] b2 = iso.writeData();
// Remove leftover newline and stuff from the original buffer
byte[] b3 = new byte[b2.length];
System.arraycopy(buf, 0, b3, 0, b3.length);
Assert.assertArrayEquals(b3, b2);
// Test it contains the correct fields
final List<Integer> fields =
Arrays.asList(
3, 4, 7, 11, 12, 13, 15, 17, 32, 35, 37, 38, 39, 41, 43, 49, 60, 61, 100, 102, 126);
testFields(iso, fields);
// Again, but now with forced encoding
mf.setForceStringEncoding(true);
iso = mf.parseMessage(buf, mf.getIsoHeader(0x210).length());
Assert.assertEquals(0x210, iso.getType());
testFields(iso, fields);
}
private void testFields(IsoMessage m, List<Integer> fields) {
for (int i = 2; i < 128; i++) {
if (fields.contains(i)) {
Assert.assertTrue(m.hasField(i));
} else {
Assert.assertFalse(m.hasField(i));
}
}
}
@Test
public void testTemplating() {
IsoMessage iso1 = mf.newMessage(0x200);
IsoMessage iso2 = mf.newMessage(0x200);
Assert.assertNotSame(iso1, iso2);
Assert.assertEquals(iso1.getObjectValue(3), iso2.getObjectValue(3));
Assert.assertNotSame(iso1.getField(3), iso2.getField(3));
Assert.assertNotSame(iso1.getField(48), iso2.getField(48));
CustomField48 cf48_1 = iso1.getObjectValue(48);
int origv = cf48_1.getValue2();
cf48_1.setValue2(origv + 1000);
CustomField48 cf48_2 = iso2.getObjectValue(48);
Assert.assertSame(cf48_1, cf48_2);
Assert.assertEquals(cf48_2.getValue2(), origv + 1000);
}
@Test(expected = IllegalArgumentException.class)
public void testSimpleFieldSetter() {
IsoMessage iso = mf.newMessage(0x200);
IsoValue<String> f3 = iso.getField(3);
iso.updateValue(3, "999999");
Assert.assertEquals("999999", iso.getObjectValue(3));
IsoValue<String> nf3 = iso.getField(3);
Assert.assertNotSame(f3, nf3);
Assert.assertEquals(f3.getType(), nf3.getType());
Assert.assertEquals(f3.getLength(), nf3.getLength());
Assert.assertSame(f3.getEncoder(), nf3.getEncoder());
iso.updateValue(4, "INVALID!");
throw new RuntimeException("Update failed!");
}
@Test
public void testEncoding() throws Exception {
IsoMessage m1 = mf.newMessage(0x200);
byte[] buf = m1.writeData();
IsoMessage m2 = mf.parseMessage(buf, mf.getIsoHeader(0x200).length());
Assert.assertEquals(m2.getType(), m1.getType());
for (int i = 2; i < 128; i++) {
// Either both have the field or neither have it
if (m1.hasField(i) && m2.hasField(i)) {
Assert.assertEquals(m1.getField(i).getType(), m2.getField(i).getType());
Assert.assertEquals(m1.getObjectValue(i), m2.getObjectValue(i));
} else {
Assert.assertFalse(m1.hasField(i));
Assert.assertFalse(m2.hasField(i));
}
}
}
/** Creates a new message and checks that it has all the fields included in the config. */
@Test
public void testCreation() {
IsoMessage iso = mf.newMessage(0x200);
Assert.assertEquals(0x200, iso.getType());
Assert.assertTrue(iso.hasEveryField(3, 32, 35, 43, 48, 49, 60, 61, 100, 102));
Assert.assertEquals(IsoType.NUMERIC, iso.getField(3).getType());
Assert.assertEquals("650000", iso.getObjectValue(3));
Assert.assertEquals(IsoType.LLVAR, iso.getField(32).getType());
Assert.assertEquals(IsoType.LLVAR, iso.getField(35).getType());
Assert.assertEquals(IsoType.ALPHA, iso.getField(43).getType());
Assert.assertEquals(40, ((String) iso.getObjectValue(43)).length());
Assert.assertEquals(IsoType.LLLVAR, iso.getField(48).getType());
Assert.assertTrue(iso.getObjectValue(48) instanceof CustomField48);
Assert.assertEquals(IsoType.ALPHA, iso.getField(49).getType());
Assert.assertEquals(IsoType.LLLVAR, iso.getField(60).getType());
Assert.assertEquals(IsoType.LLLVAR, iso.getField(61).getType());
Assert.assertEquals(IsoType.LLVAR, iso.getField(100).getType());
Assert.assertEquals(IsoType.LLVAR, iso.getField(102).getType());
for (int i = 4; i < 32; i++) {
Assert.assertFalse("ISO should not contain " + i, iso.hasField(i));
}
for (int i = 36; i < 43; i++) {
Assert.assertFalse("ISO should not contain " + i, iso.hasField(i));
}
for (int i = 50; i < 60; i++) {
Assert.assertFalse("ISO should not contain " + i, iso.hasField(i));
}
for (int i = 62; i < 100; i++) {
Assert.assertFalse("ISO should not contain " + i, iso.hasField(i));
}
for (int i = 103; i < 128; i++) {
Assert.assertFalse("ISO should not contain " + i, iso.hasField(i));
}
}
