tunnel: Add an initial set of unit tests

Includes a control set of broken configuration files that we attempt to parse and
verify that the parser fails in a predictable and consistent manner.

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

10 files changed, 85 insertions, 0 deletions

diff --git a/tunnel/src/test/resources/broken.conf b/tunnel/src/test/resources/broken.conf
new file mode 100644
index 00000000..753c9717
--- /dev/null
+++ b/tunnel/src/test/resources/broken.conf
@@ -0,0 +1,9 @@
+[Interface]
+PrivateKey = l0lth1s1sd3f1n1t3lybr0k3n=
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+
+[Peer]
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
+AllowedIPs = 0.0.0.0/0,::0/0
+Endpoint = 192.0.2.1:51820
diff --git a/tunnel/src/test/resources/invalid-key.conf b/tunnel/src/test/resources/invalid-key.conf
new file mode 100644
index 00000000..215bec3b
--- /dev/null
+++ b/tunnel/src/test/resources/invalid-key.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6Og=
diff --git a/tunnel/src/test/resources/invalid-number.conf b/tunnel/src/test/resources/invalid-number.conf
new file mode 100644
index 00000000..f05fe32b
--- /dev/null
+++ b/tunnel/src/test/resources/invalid-number.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0L
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/invalid-value.conf b/tunnel/src/test/resources/invalid-value.conf
new file mode 100644
index 00000000..2889111e
--- /dev/null
+++ b/tunnel/src/test/resources/invalid-value.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0,yes
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/missing-attribute.conf b/tunnel/src/test/resources/missing-attribute.conf
new file mode 100644
index 00000000..ddf8cbb5
--- /dev/null
+++ b/tunnel/src/test/resources/missing-attribute.conf
@@ -0,0 +1,8 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
diff --git a/tunnel/src/test/resources/missing-section.conf b/tunnel/src/test/resources/missing-section.conf
new file mode 100644
index 00000000..676199ac
--- /dev/null
+++ b/tunnel/src/test/resources/missing-section.conf
@@ -0,0 +1,5 @@
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/syntax-error.conf b/tunnel/src/test/resources/syntax-error.conf
new file mode 100644
index 00000000..38b8ec95
--- /dev/null
+++ b/tunnel/src/test/resources/syntax-error.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/unknown-attribute.conf b/tunnel/src/test/resources/unknown-attribute.conf
new file mode 100644
index 00000000..f311161d
--- /dev/null
+++ b/tunnel/src/test/resources/unknown-attribute.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+DontLetTheFeelingFade = 1
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/unknown-section.conf b/tunnel/src/test/resources/unknown-section.conf
new file mode 100644
index 00000000..579d9717
--- /dev/null
+++ b/tunnel/src/test/resources/unknown-section.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peers]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=
diff --git a/tunnel/src/test/resources/working.conf b/tunnel/src/test/resources/working.conf
new file mode 100644
index 00000000..3f9665c3
--- /dev/null
+++ b/tunnel/src/test/resources/working.conf
@@ -0,0 +1,9 @@
+[Interface]
+Address = 192.0.2.2/32,2001:db8:ffff:ffff:ffff:ffff:ffff:ffff/128
+DNS = 192.0.2.0
+PrivateKey = TFlmmEUC7V7VtiDYLKsbP5rySTKLIZq1yn8lMqK83wo=
+[Peer]
+AllowedIPs = 0.0.0.0/0, ::0/0
+Endpoint = 192.0.2.1:51820
+PersistentKeepalive = 0
+PublicKey = vBN7qyUTb5lJtWYJ8LhbPio1Z4RcyBPGnqFBGn6O6Qg=