/** Test filter compile no pcap and accessors. */
public void testFilterCompileNoPcapAndAccessors() {
PcapBpfProgram bpf = new PcapBpfProgram();
String str = "host 192.168.1.1";
int r = Pcap.compileNoPcap(1024, 1, bpf, str, 0, 0);
assertEquals(OK, r);
assertEquals(26, bpf.getInstructionCount());
assertEquals(120259084320L, bpf.getInstruction(10));
// Boundary checks
try {
bpf.getInstruction(-10);
fail("Failed to generate exception on low index boundary");
} catch (IndexOutOfBoundsException e) {
// OK
}
// Boundary checks
try {
bpf.getInstruction(26);
fail("Failed to generate exception on upper index boundary");
} catch (IndexOutOfBoundsException e) {
// OK
}
Pcap.freecode(bpf);
}
/** Test filter compile and set filter. */
public void testFilterCompileAndSetFilter() {
PcapBpfProgram bpf = new PcapBpfProgram();
String str = "host 192.168.101";
// System.out.println("trying to compiler the filter() OK\n");
// System.out.flush();
Pcap pcap = Pcap.openOffline(fname, errbuf);
// System.out.println("filter was compiled OK\n"); System.out.flush();
assertNotNull(errbuf.toString(), pcap);
int r = pcap.compile(bpf, str, 0, 0);
assertEquals(pcap.getErr(), 0, r);
PcapHandler<String> handler =
new PcapHandler<String>() {
public void nextPacket(
String user, long seconds, int useconds, int caplen, int len, ByteBuffer buffer) {
// System.out.printf("%s, ts=%s caplen=%d len=%d capacity=%d\n", user
// .toString(), new Date(seconds * 1000).toString(), caplen, len,
// buffer.capacity());
}
};
// System.out.println("trying to set the filter() OK\n");
// System.out.flush();
assertEquals(OK, pcap.setFilter(bpf));
// System.out.println("filter was set OK\n"); System.out.flush();
assertEquals(OK, pcap.loop(10, handler, str));
Pcap.freecode(bpf);
pcap.close();
}
/** Test free code null ptr handling. */
public void testFreeCodeNullPtrHandling() {
try {
Pcap.freecode(null);
fail("Expected a NULL pointer exception.");
} catch (NullPointerException e) {
// OK
}
}
