fix: resolve appliance PTY binary from gate environment

Author: ryan-s-roberts

crates/plasm-server-pty-tests/tests/tui_pty_quit_smoke.rs

@@ -14,14 +14,19 @@ use std::time::Duration;
 use testty::session::PtySession;
 
 use appliance_boot_support::{
-    appliance_pty_spawn_env, bin_path, make_appliance_data_root, pick_free_tcp_port, repo_root,
-    schema_path,
+    appliance_pty_spawn_env, make_appliance_data_root, pick_free_tcp_port, repo_root, schema_path,
 };
 
 const STABLE_FRAME: Duration = Duration::from_secs(2);
 const SCREEN_WAIT: Duration = Duration::from_secs(300);
 const EXIT_WAIT: Duration = Duration::from_secs(30);
 
+fn bin_path() -> std::path::PathBuf {
+    std::env::var_os("CARGO_BIN_EXE_plasm_server")
+        .expect("appliance PTY gate must supply the built plasm-server binary")
+        .into()
+}
+
 #[test]
 fn tui_pty_quit_smoke() {
     let listen_port = pick_free_tcp_port();
@@ -52,15 +57,9 @@ fn tui_pty_quit_smoke() {
         diag_log.display()
     );
 
-    let mut session = PtySession::spawn_with_size(
-        &bin_path(),
-        120,
-        40,
-        &args,
-        &env_pairs,
-        Some(&repo_root()),
-    )
-    .unwrap_or_else(|e| panic!("spawn plasm-server in PTY: {e}"));
+    let mut session =
+        PtySession::spawn_with_size(&bin_path(), 120, 40, &args, &env_pairs, Some(&repo_root()))
+            .unwrap_or_else(|e| panic!("spawn plasm-server in PTY: {e}"));
 
     session
         .wait_for_stable_frame(STABLE_FRAME, SCREEN_WAIT)

crates/plasm-server/tests/appliance_boot_support.rs

@@ -209,10 +209,6 @@ pub fn schema_path() -> PathBuf {
     p
 }
 
-pub fn bin_path() -> PathBuf {
-    PathBuf::from(env!("CARGO_BIN_EXE_plasm-server"))
-}
-
 pub fn embedded_pg_temp_parent() -> PathBuf {
     #[cfg(target_os = "macos")]
     {

crates/plasm-server/tests/appliance_headless_boot.rs

@@ -8,10 +8,14 @@ use std::panic::AssertUnwindSafe;
 use std::process::{Child, Command, Stdio};
 
 use appliance_boot_support::{
-    apply_appliance_test_env, bin_path, make_appliance_data_root, pick_free_tcp_port,
+    apply_appliance_test_env, make_appliance_data_root, pick_free_tcp_port,
     push_appliance_cli_args, repo_root, schema_path, wait_bootstrap_ready,
 };
 
+fn bin_path() -> std::path::PathBuf {
+    env!("CARGO_BIN_EXE_plasm-server").into()
+}
+
 fn spawn_headless_appliance() -> (u16, tempfile::TempDir, std::path::PathBuf, Child) {
     let listen_port = pick_free_tcp_port();
     let schema = schema_path();