@Test
public void testHappyPath() throws FeederException {
StringReader reader = new StringReader("10.11.12.13 10.11.12.14 10.11.12.15");
FileFeeder fileFeeder = new FileFeeder(reader);
assertTrue(fileFeeder.hasNext());
assertEquals("10.11.12.13", fileFeeder.next().getAddress().getHostAddress());
assertTrue(fileFeeder.hasNext());
assertEquals("10.11.12.14", fileFeeder.next().getAddress().getHostAddress());
assertTrue(fileFeeder.hasNext());
assertEquals("10.11.12.15", fileFeeder.next().getAddress().getHostAddress());
assertFalse(fileFeeder.hasNext());
}
private void assertAddressCount(String s, int addressCount) {
StringReader reader = new StringReader(s);
FileFeeder feeder = new FileFeeder(reader);
int numAddresses = 0;
while (feeder.hasNext()) {
feeder.next();
numAddresses++;
}
assertEquals(addressCount, numAddresses);
}