feat!: Migration auf Go-Binary

BREAKING CHANGE: Die alte Shell-Version muss vor der Installation der Go-Version deinstalliert werden.

internal/geoip/geoip_test.go

@@ -0,0 +1,30 @@
+package geoip
+
+import "testing"
+
+func TestShouldBlockModes(t *testing.T) {
+	countries := []string{"CN", "RU"}
+	if !ShouldBlock("cn", "blocklist", countries) {
+		t.Fatal("blocklist should block listed country")
+	}
+	if ShouldBlock("DE", "blocklist", countries) {
+		t.Fatal("blocklist should allow unlisted country")
+	}
+	if ShouldBlock("CN", "allowlist", countries) {
+		t.Fatal("allowlist should allow listed country")
+	}
+	if !ShouldBlock("DE", "allowlist", countries) {
+		t.Fatal("allowlist should block unlisted country")
+	}
+}
+
+func TestIsPrivateIP(t *testing.T) {
+	for _, ip := range []string{"127.0.0.1", "192.168.1.10", "10.1.2.3", "100.64.0.1", "::1", "fd00::1"} {
+		if !IsPrivateIP(ip) {
+			t.Fatalf("%s should be private", ip)
+		}
+	}
+	if IsPrivateIP("8.8.8.8") {
+		t.Fatal("8.8.8.8 should be public")
+	}
+}