add ipv6 test exception if ipv6 is not available

Author: SeverinAlexB

cli/src/external_ip/providers/external_ip_resolver.rs

@@ -1,6 +1,6 @@
 use std::{
     future::Future,
-    net::{AddrParseError, Ipv4Addr, Ipv6Addr},
+    net::{AddrParseError, Ipv4Addr, Ipv6Addr, TcpListener},
     pin::Pin,
 };
 
@@ -60,3 +60,8 @@ pub async fn resolve_ipv6_with_url<T: IntoUrl>(url: T) -> Result<Ipv6Addr, Exter
     let ip: Ipv6Addr = text.parse()?;
     Ok(ip)
 }
+
+
+pub fn is_ipv6_available() -> bool {
+    TcpListener::bind("[::1]:0").is_ok()
+}

cli/src/external_ip/providers/icanhazip.rs

@@ -22,6 +22,8 @@ pub fn get_resolver() -> ProviderResolver {
 
 #[cfg(test)]
 mod tests {
+    use crate::external_ip::providers::external_ip_resolver::is_ipv6_available;
+
     use super::*;
 
     #[tokio::test]
@@ -32,7 +34,9 @@ mod tests {
 
     #[tokio::test]
     async fn test_ipv6() {
-        let ip = resolve_ipv6().await;
-        assert!(ip.is_ok());
+        if is_ipv6_available() { // Only run test if ipv6 is available on this system.
+            let ip = resolve_ipv6().await;
+            assert!(ip.is_ok());
+        }
     }
 }

cli/src/external_ip/providers/identme.rs

@@ -22,6 +22,8 @@ pub fn get_resolver() -> ProviderResolver {
 
 #[cfg(test)]
 mod tests {
+    use crate::external_ip::providers::external_ip_resolver::is_ipv6_available;
+
     use super::*;
 
     #[tokio::test]
@@ -32,7 +34,10 @@ mod tests {
 
     #[tokio::test]
     async fn test_ipv6() {
-        let ip = resolve_ipv6().await;
-        assert!(ip.is_ok());
+        if is_ipv6_available() {
+            // Only run test if ipv6 is available on this system.
+            let ip = resolve_ipv6().await;
+            assert!(ip.is_ok());
+        }
     }
 }

cli/src/external_ip/providers/ipifyorg.rs

@@ -22,6 +22,8 @@ pub fn get_resolver() -> ProviderResolver {
 
 #[cfg(test)]
 mod tests {
+    use crate::external_ip::providers::external_ip_resolver::is_ipv6_available;
+
     use super::*;
 
     #[tokio::test]
@@ -32,7 +34,10 @@ mod tests {
 
     #[tokio::test]
     async fn test_ipv6() {
-        let ip = resolve_ipv6().await;
-        assert!(ip.is_ok());
+        if is_ipv6_available() {
+            // Only run test if ipv6 is available on this system.
+            let ip = resolve_ipv6().await;
+            assert!(ip.is_ok());
+        }
     }
 }

cli/src/external_ip/providers/ipinfoio.rs

@@ -33,6 +33,8 @@ pub fn get_resolver() -> ProviderResolver {
 
 #[cfg(test)]
 mod tests {
+    use crate::external_ip::providers::external_ip_resolver::is_ipv6_available;
+
     use super::*;
 
     #[tokio::test]
@@ -43,7 +45,10 @@ mod tests {
 
     #[tokio::test]
     async fn test_ipv6() {
-        let ip = resolve_ipv6().await;
-        ip.expect("Valid ipv6");
+        if is_ipv6_available() {
+            // Only run test if ipv6 is available on this system.
+            let ip = resolve_ipv6().await;
+            assert!(ip.is_ok());
+        }
     }
 }

cli/src/external_ip/providers/myip.rs

@@ -33,6 +33,8 @@ pub fn get_resolver() -> ProviderResolver {
 
 #[cfg(test)]
 mod tests {
+    use crate::external_ip::providers::external_ip_resolver::is_ipv6_available;
+
     use super::*;
 
     #[tokio::test]
@@ -43,7 +45,10 @@ mod tests {
 
     #[tokio::test]
     async fn test_ipv6() {
-        let ip = resolve_ipv6().await;
-        ip.expect("Valid ipv6");
+        if is_ipv6_available() {
+            // Only run test if ipv6 is available on this system.
+            let ip = resolve_ipv6().await;
+            assert!(ip.is_ok());
+        }
     }
 }