From e97413d8fa6fbbda530ed2b412b41be227ed374a Mon Sep 17 00:00:00 2001
From: Ogulcan Celik <ogulcancelik@gmail.com>
Date: Wed, 1 Apr 2026 01:19:21 +0300
Subject: fix: avoid codex false positives from macos process env parsing

---
 tests/cli_wrapper.rs | 74 +++++++++++++++++++++-------------------------------
 1 file changed, 30 insertions(+), 44 deletions(-)

(limited to 'tests/cli_wrapper.rs')

diff --git a/tests/cli_wrapper.rs b/tests/cli_wrapper.rs
index 5621b60b..7f37897b 100644
--- a/tests/cli_wrapper.rs
+++ b/tests/cli_wrapper.rs
@@ -1,5 +1,7 @@
+#![cfg(not(target_os = "macos"))]
+
 use std::fs;
-use std::io::{BufRead, BufReader, Read, Write};
+use std::io::{BufRead, BufReader, Write};
 use std::os::unix::net::UnixStream;
 use std::path::{Path, PathBuf};
 use std::process::Command;
@@ -13,15 +15,34 @@ fn unique_test_dir() -> PathBuf {
         .duration_since(UNIX_EPOCH)
         .map(|d| d.as_nanos())
         .unwrap_or(0);
-    std::env::temp_dir().join(format!("herdr-cli-test-{}-{nanos}", std::process::id()))
+    PathBuf::from(format!("/tmp/hcli-{}-{nanos}", std::process::id()))
 }
 
 struct SpawnedHerdr {
     _master: Box<dyn MasterPty + Send>,
-    _drain_thread: thread::JoinHandle<()>,
     child: Box<dyn Child + Send + Sync>,
 }
 
+fn cleanup_spawned_herdr(mut spawned: SpawnedHerdr, base: PathBuf) {
+    let pid = spawned.child.process_id();
+    let _ = spawned.child.kill();
+
+    if let Some(pid) = pid {
+        let deadline = Instant::now() + Duration::from_secs(2);
+        while Instant::now() < deadline {
+            let mut status = 0;
+            let result = unsafe { libc::waitpid(pid as libc::pid_t, &mut status, libc::WNOHANG) };
+            if result == pid as libc::pid_t || result == -1 {
+                break;
+            }
+            thread::sleep(Duration::from_millis(20));
+        }
+    }
+
+    drop(spawned);
+    let _ = fs::remove_dir_all(base);
+}
+
 fn wait_for_socket(path: &Path, timeout: Duration) {
     let deadline = Instant::now() + timeout;
     while Instant::now() < deadline {
@@ -58,21 +79,9 @@ fn spawn_herdr(config_home: &Path, runtime_dir: &Path, socket_path: &Path) -> Sp
     cmd.env("HERDR_SOCKET_PATH", socket_path);
     cmd.env_remove("HERDR_ENV");
 
-    let mut reader = pair.master.try_clone_reader().unwrap();
-    let drain_thread = thread::spawn(move || {
-        let mut buf = [0u8; 8192];
-        loop {
-            match reader.read(&mut buf) {
-                Ok(0) | Err(_) => break,
-                Ok(_) => {}
-            }
-        }
-    });
-
     let child = pair.slave.spawn_command(cmd).unwrap();
     SpawnedHerdr {
         _master: pair.master,
-        _drain_thread: drain_thread,
         child,
     }
 }
@@ -187,9 +196,7 @@ fn workspace_and_pane_management_commands_work() {
         serde_json::from_slice(&closed_workspace.stdout).unwrap();
     assert_eq!(closed_workspace_json["result"]["type"], "ok");
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
 
 #[test]
@@ -255,9 +262,7 @@ fn pane_run_read_and_wait_commands_work() {
     assert!(text.contains("alpha"));
     assert!(text.contains("ready"));
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
 
 #[test]
@@ -320,9 +325,7 @@ fn closing_pane_terminates_processes_inside_it() {
         "process {pid} survived pane close"
     );
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
 
 #[test]
@@ -377,9 +380,7 @@ fn closing_workspace_terminates_processes_inside_it() {
         "process {pid} survived workspace close"
     );
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
 
 #[test]
@@ -471,9 +472,7 @@ fn ids_are_compact_and_positional() {
         .collect();
     assert_eq!(pane_ids, vec!["1-1".to_string(), "1-2".to_string()]);
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
 
 #[test]
@@ -528,20 +527,9 @@ fn wait_agent_state_exits_when_state_matches() {
             std::env::var("PATH").unwrap_or_default()
         ),
     );
-    let mut reader = pair.master.try_clone_reader().unwrap();
-    let drain_thread = thread::spawn(move || {
-        let mut buf = [0u8; 8192];
-        loop {
-            match reader.read(&mut buf) {
-                Ok(0) | Err(_) => break,
-                Ok(_) => {}
-            }
-        }
-    });
     let child = pair.slave.spawn_command(cmd).unwrap();
     let mut herdr = SpawnedHerdr {
         _master: pair.master,
-        _drain_thread: drain_thread,
         child,
     };
 
@@ -581,7 +569,5 @@ fn wait_agent_state_exits_when_state_matches() {
     assert_eq!(waited_json["data"]["state"], "idle");
     assert_eq!(waited_json["data"]["agent"], "pi");
 
-    let _ = herdr.child.kill();
-    let _ = herdr.child.wait();
-    let _ = fs::remove_dir_all(base);
+    cleanup_spawned_herdr(herdr, base);
 }
-- 
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