test: Fix test binary resolution for llvm-cov

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 exe_path = env!("CARGO_BIN_EXE_mcp-memory-win-nvim");
-    
-    let mut child = Command::new(exe_path)
+    let nvim_exe = env!("CARGO_BIN_EXE_mcp-memory-win-nvim");
+
+    let mut child = Command::new(nvim_exe)
         .stdin(Stdio::piped())
         .stdout(Stdio::piped())
         .stderr(Stdio::piped())