fix: Use cargo test in CI

Author: jopemachine

.github/workflows/test.yml

@@ -65,9 +65,8 @@ jobs:
     - name: Build and Check Rust unit tests and integration tests all pass
       run: |
         git submodule update --init
-        cargo install cargo-nextest
-        make build
-        make test
+        cargo build --workspace
+        cargo test
 
     - name: Set up Python
       uses: actions/setup-python@v3
@@ -98,6 +97,5 @@ jobs:
       - name: Build and Check Rust unit tests and integration tests all pass on Windows
         run: |
           git submodule update --init
-          cargo install cargo-nextest
-          make build
-          make test
+          cargo build --workspace
+          cargo test

harness/src/test_environment.rs

@@ -31,6 +31,8 @@ pub fn get_test_environment(test_name: &str) -> TestEnvironment {
             .expect("Failed to remove previous logs directory");
     }
 
+    // Caution: Storing ip_counter in the tempdir result in different test binaries using duplicate loopback IP addresses,
+    // so we store the ip_counter file in the harness/logs directory.
     get_test_environment_with_counter_file(test_name, COUNTER_FILE)
 }