[M3W1] Updated docs for testing instructions, and CI for testing on main branch

.github/workflows/tests.yml

@@ -0,0 +1,31 @@
+name: Tests
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.24'
+
+    - name: Run tests
+      run: |
+        cargo test
+        cd noop-plugin && go test
+        cd ../xdp-forwarder && go test

README.md

@@ -142,6 +142,28 @@ sudo ip netns exec netns1 ping 10.0.0.2
 
 ```
 
+## Testing
+
+This project includes test suite for the client-server protocol and network components.
+
+### Running Tests
+
+**All tests:**
+```bash
+# Rust integration tests
+cargo test
+
+# Go CNI plugin tests
+cd noop-plugin && go test -v
+
+# Go XDP forwarder tests
+cd xdp-forwarder && go test -v
+```
+
+**Run all tests at once:**
+```bash
+cargo test && cd noop-plugin && go test && cd ../xdp-forwarder && go test
+```
 
 ## 5. Development Roadmap
 
@@ -156,8 +178,6 @@ The project is currently in **Phase 3: The Data Plane**. Below is the immediate
 * Performs MAC address rewriting (Source/Dest swapping).
 * Redirects packets between interfaces using `bpf_redirect` (Egress).
 
-
-
 ### [Upcoming] Month 3, Week 2: The Overlay Network (VXLAN)
 
 * **Objective:** Evolve the forwarder into a Virtual Tunnel Endpoint (VTEP).
@@ -167,8 +187,6 @@ The project is currently in **Phase 3: The Data Plane**. Below is the immediate
 * **Decapsulation:** Parse incoming VXLAN packets, validate VNI, and strip headers.
 * Support for RFC 7348 VXLAN packet structure.
 
-
-
 ### [Upcoming] Month 3, Week 3: Dynamic Forwarding (eBPF Maps)
 
 * **Objective:** Remove hardcoded logic and implement a Forwarding Database (FDB).
@@ -177,8 +195,6 @@ The project is currently in **Phase 3: The Data Plane**. Below is the immediate
 * **Lookups:** Logic to distinguish between LOCAL (direct redirect) and REMOTE (VXLAN encap) traffic.
 * **Control Plane:** Go loader acts as the initial map population tool.
 
-
-
 ### [Upcoming] Month 3, Week 4: The SDN Agent
 
 * **Objective:** Create a long-running daemon to manage the data plane lifecycle.

tests/client_integration_test.rs

@@ -1,6 +1,5 @@
 use std::io::{BufRead, BufReader, Write};
 use std::os::unix::net::{UnixListener, UnixStream};
-use std::path::PathBuf;
 use std::thread;
 use std::time::Duration;
 use tempfile::TempDir;