test: Fix test binary resolution for llvm-cov

stub/tests/e2e.rs

@@ -48,17 +48,11 @@ async fn test_full_system_e2e_performance() {
 
     let test_port = "3031"; // Use a distinct port
     
-    let mut server_exe = std::env::current_exe().unwrap();
+    let server_exe = env!("CARGO_BIN_EXE_mcp-memory-server");
-    server_exe.pop();
+    let nvim_exe = env!("CARGO_BIN_EXE_mcp-memory-win-nvim");
-    server_exe.pop();
-    server_exe.push("mcp-memory-server.exe");
-
-    let mut nvim_exe = server_exe.clone();
-    nvim_exe.pop();
-    nvim_exe.push("mcp-memory-win-nvim.exe");
 
     // 1. Start Server
-    let mut server = Command::new(&server_exe)
+    let mut server = Command::new(server_exe)
         .env("MCP_PORT", test_port)
         .env("MCP_MEMORY_STORE_DIR", temp_dir.to_str().unwrap())
         .stdout(Stdio::null())

win-nvim/tests/integration_test.rs

@@ -44,10 +44,9 @@ fn read_message(stdout: &mut std::process::ChildStdout) -> Option<Value> {
 #[test]
 fn test_mcp_initialization_and_tools_list() {
     // Determine the path to the built binary.
-    // cargo test automatically sets CARGO_BIN_EXE_<name> for binary targets!
+    let nvim_exe = env!("CARGO_BIN_EXE_mcp-memory-win-nvim");
-    let exe_path = env!("CARGO_BIN_EXE_mcp-memory-win-nvim");
 
-    let mut child = Command::new(exe_path)
+    let mut child = Command::new(nvim_exe)
         .stdin(Stdio::piped())
         .stdout(Stdio::piped())
         .stderr(Stdio::piped())