wip: migrate to mono-repo. SPN has already been moved to spn/

service/intel/geoip/location_test.go

@@ -0,0 +1,42 @@
+package geoip
+
+import (
+	"net"
+	"testing"
+)
+
+func TestPrimitiveNetworkProximity(t *testing.T) {
+	t.Parallel()
+
+	ip4_1 := net.ParseIP("1.1.1.1")
+	ip4_2 := net.ParseIP("1.1.1.2")
+	ip4_3 := net.ParseIP("255.255.255.0")
+
+	dist := PrimitiveNetworkProximity(ip4_1, ip4_2, 4)
+	t.Logf("primitive proximity %s <> %s: %d", ip4_1, ip4_2, dist)
+	if dist < 90 {
+		t.Fatalf("unexpected distance between ip4_1 and ip4_2: %d", dist)
+	}
+
+	dist = PrimitiveNetworkProximity(ip4_1, ip4_3, 4)
+	t.Logf("primitive proximity %s <> %s: %d", ip4_1, ip4_3, dist)
+	if dist > 10 {
+		t.Fatalf("unexpected distance between ip4_1 and ip4_3: %d", dist)
+	}
+
+	ip6_1 := net.ParseIP("2a02::1")
+	ip6_2 := net.ParseIP("2a02::2")
+	ip6_3 := net.ParseIP("ffff::1")
+
+	dist = PrimitiveNetworkProximity(ip6_1, ip6_2, 6)
+	t.Logf("primitive proximity %s <> %s: %d", ip6_1, ip6_2, dist)
+	if dist < 90 {
+		t.Fatalf("unexpected distance between ip6_1 and ip6_2: %d", dist)
+	}
+
+	dist = PrimitiveNetworkProximity(ip6_1, ip6_3, 6)
+	t.Logf("primitive proximity %s <> %s: %d", ip6_1, ip6_3, dist)
+	if dist > 20 {
+		t.Fatalf("unexpected distance between ip6_1 and ip6_3: %d", dist)
+	}
+}