The first of many tests!

tests/test.odin

@@ -0,0 +1,35 @@
+package libpcap_tests
+
+// Will require sudo / root / admin privs in most cases to connect to an interface
+import pcap "../"
+import "core:fmt"
+import "core:strings"
+import _t "core:testing"
+
+@(test)
+basic_find_devs :: proc(t: ^_t.T) {
+	errbuf: [pcap.PCAP_ERRBUF_SIZE]byte
+	interfaces: ^pcap.pcap_if_t
+
+	err := pcap.findalldevs(&interfaces, &errbuf[0])
+	if err == pcap.PCAP_ERROR {
+		fmt.println(
+			"Error while finding all devs: ",
+			strings.string_from_ptr(&errbuf[0], len(errbuf)),
+		)
+		panic("findalldevs failed")
+	}
+	iface := interfaces
+	fmt.println("Printing interfaces")
+	for (iface != nil) {
+		fmt.printf("Interface: %s ", iface.name)
+		if iface.flags & pcap.PCAP_IF_UP == pcap.PCAP_IF_UP {
+			fmt.printf("is UP\n")
+		} else {
+			fmt.printf("is DOWN\n")
+		}
+		iface = iface.next
+	}
+
+	pcap.freealldevs(interfaces)
+}