inherit envs for child processes

Author: branchseer

crates/fspy/tests/test_utils.rs

@@ -46,7 +46,9 @@ macro_rules! track_child {
 #[allow(unused)]
 pub async fn spawn_std(std_cmd: std::process::Command) -> anyhow::Result<PathAccessIterable> {
     let mut command = fspy::Command::new(std_cmd.get_program());
-    command.args(std_cmd.get_args());
+    command
+        .args(std_cmd.get_args())
+        .envs(std_cmd.get_envs().filter_map(|(name, value)| Some((name, value?))));
 
     let termination = command.spawn().await?.wait_handle.await?;
     assert!(termination.status.success());

crates/fspy_test_utils/src/lib.rs

@@ -54,6 +54,9 @@ pub fn create_command(id: &str, arg: impl Encode) -> Command {
     let arg_base64 = BASE64_STANDARD_NO_PAD.encode(&arg_bytes);
     command.arg(id).arg(arg_base64);
 
+    // Set inherit environment explicitly, in case it needs to be converted to fspy::Command later
+    command.env_clear().envs(std::env::vars_os());
+
     command
 }