tests: move network tests to parser.rs

[proxmox-backup.git] / pbs-config / src / network / parser.rs

diff --git a/pbs-config/src/network/parser.rs b/pbs-config/src/network/parser.rs
index ec2c64eb9e951eac09a9f786c9bf626d58e35274..1b55569a09de0982720209c3615ccee9412defab 100644 (file)
--- a/pbs-config/src/network/parser.rs
+++ b/pbs-config/src/network/parser.rs
@@ -602,3 +602,150 @@ impl<R: BufRead> NetworkParser<R> {
         Ok(config)
     }
 }
+
+#[cfg(test)]
+mod test {
+
+    use anyhow::Error;
+
+    use super::*;
+
+    #[test]
+    fn test_network_config_create_lo_1() -> Result<(), Error> {
+        let input = "";
+
+        let mut parser = NetworkParser::new(input.as_bytes());
+
+        let config = parser.parse_interfaces(None)?;
+
+        let output = String::try_from(config)?;
+
+        let expected = "auto lo\niface lo inet loopback\n\n";
+        assert_eq!(output, expected);
+
+        // run again using output as input
+        let mut parser = NetworkParser::new(output.as_bytes());
+
+        let config = parser.parse_interfaces(None)?;
+
+        let output = String::try_from(config)?;
+
+        assert_eq!(output, expected);
+
+        Ok(())
+    }
+
+    #[test]
+    fn test_network_config_create_lo_2() -> Result<(), Error> {
+        let input = "#c1\n\n#c2\n\niface test inet manual\n";
+
+        let mut parser = NetworkParser::new(input.as_bytes());
+
+        let config = parser.parse_interfaces(None)?;
+
+        let output = String::try_from(config)?;
+
+        // Note: loopback should be added in front of other interfaces
+        let expected = "#c1\n#c2\n\nauto lo\niface lo inet loopback\n\niface test inet manual\n\n";
+        assert_eq!(output, expected);
+
+        Ok(())
+    }
+
+    #[test]
+    fn test_network_config_parser_no_blank_1() -> Result<(), Error> {
+        let input = "auto lo\n\
+                     iface lo inet loopback\n\
+                     iface lo inet6 loopback\n\
+                     auto ens18\n\
+                     iface ens18 inet static\n\
+                     \taddress 192.168.20.144/20\n\
+                     \tgateway 192.168.16.1\n\
+                     # comment\n\
+                     iface ens20 inet static\n\
+                     \taddress 192.168.20.145/20\n\
+                     iface ens21 inet manual\n\
+                     iface ens22 inet manual\n";
+
+        let mut parser = NetworkParser::new(input.as_bytes());
+
+        let config = parser.parse_interfaces(None)?;
+
+        let output = String::try_from(config)?;
+
+        let expected = "auto lo\n\
+                        iface lo inet loopback\n\
+                        \n\
+                        iface lo inet6 loopback\n\
+                        \n\
+                        auto ens18\n\
+                        iface ens18 inet static\n\
+                        \taddress 192.168.20.144/20\n\
+                        \tgateway 192.168.16.1\n\
+                        #comment\n\
+                        \n\
+                        iface ens20 inet static\n\
+                        \taddress 192.168.20.145/20\n\
+                        \n\
+                        iface ens21 inet manual\n\
+                        \n\
+                        iface ens22 inet manual\n\
+                        \n";
+        assert_eq!(output, expected);
+
+        Ok(())
+    }
+
+    #[test]
+    fn test_network_config_parser_no_blank_2() -> Result<(), Error> {
+        // Adapted from bug 2926
+        let input = "### Hetzner Online GmbH installimage\n\
+                     \n\
+                     source /etc/network/interfaces.d/*\n\
+                     \n\
+                     auto lo\n\
+                     iface lo inet loopback\n\
+                     iface lo inet6 loopback\n\
+                     \n\
+                     auto enp4s0\n\
+                     iface enp4s0 inet static\n\
+                     \taddress 10.10.10.10/24\n\
+                     \tgateway 10.10.10.1\n\
+                     \t# route 10.10.20.10/24 via 10.10.20.1\n\
+                     \tup route add -net 10.10.20.10 netmask 255.255.255.0 gw 10.10.20.1 dev enp4s0\n\
+                     \n\
+                     iface enp4s0 inet6 static\n\
+                     \taddress fe80::5496:35ff:fe99:5a6a/64\n\
+                     \tgateway fe80::1\n";
+
+        let mut parser = NetworkParser::new(input.as_bytes());
+
+        let config = parser.parse_interfaces(None)?;
+
+        let output = String::try_from(config)?;
+
+        let expected = "### Hetzner Online GmbH installimage\n\
+                        \n\
+                        source /etc/network/interfaces.d/*\n\
+                        \n\
+                        auto lo\n\
+                        iface lo inet loopback\n\
+                        \n\
+                        iface lo inet6 loopback\n\
+                        \n\
+                        auto enp4s0\n\
+                        iface enp4s0 inet static\n\
+                        \taddress 10.10.10.10/24\n\
+                        \tgateway 10.10.10.1\n\
+                        \t# route 10.10.20.10/24 via 10.10.20.1\n\
+                        \tup route add -net 10.10.20.10 netmask 255.255.255.0 gw 10.10.20.1 dev enp4s0\n\
+                        \n\
+                        iface enp4s0 inet6 static\n\
+                        \taddress fe80::5496:35ff:fe99:5a6a/64\n\
+                        \tgateway fe80::1\n\
+                        \n";
+        assert_eq!(output, expected);
+
+        Ok(())
+    }
+}