From a81f653778b155f0f5c560c2c8496c19222ac036 Mon Sep 17 00:00:00 2001
From: Alexander Sosedkin <monk@unboiled.info>
Date: Wed, 10 Jul 2024 11:49:29 +0200
Subject: [PATCH] WIP: tests/emulator/test_channels_shell: investigate what
 happens to $PATH

---
 modules/environment/login/login-inner.nix |  2 ++
 modules/environment/login/login.nix       |  2 ++
 tests/emulator/test_channels_shell.py     | 14 +++++++++++++-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/modules/environment/login/login-inner.nix b/modules/environment/login/login-inner.nix
index cb929ddb..de8c6d7d 100644
--- a/modules/environment/login/login-inner.nix
+++ b/modules/environment/login/login-inner.nix
@@ -13,6 +13,8 @@ writeText "login-inner" ''
 
   set -eo pipefail
 
+  echo login-inner PATH=$PATH
+
   ${lib.optionalString (config.environment.motd != null) ''
     if [ "$#" -eq 0 ]; then  # if script is called from within Nix-on-Droid app
       echo "${lib.removeSuffix "\n" config.environment.motd}"
diff --git a/modules/environment/login/login.nix b/modules/environment/login/login.nix
index 4052d73e..4180b2c0 100644
--- a/modules/environment/login/login.nix
+++ b/modules/environment/login/login.nix
@@ -17,6 +17,8 @@ writeScript "login" ''
   # This file is generated by Nix-on-Droid. DO NOT EDIT.
   set -eu -o pipefail
 
+  echo login PATH=$PATH
+
   export USER="${config.user.userName}"
   export HOME="${config.user.home}"
   export PROOT_TMP_DIR=${installationDir}/tmp
diff --git a/tests/emulator/test_channels_shell.py b/tests/emulator/test_channels_shell.py
index 5e2f925e..5a47f936 100644
--- a/tests/emulator/test_channels_shell.py
+++ b/tests/emulator/test_channels_shell.py
@@ -31,13 +31,25 @@ def run(d):
         'id',
         f'mkdir -p {STD}',
         f'touch {STD}/confirmation-granted',
+        'echo $PATH',
+        'env -i env',
         '/data/data/com.termux.nix/files/usr/bin/login echo test',
         '/data/data/com.termux.nix/files/usr/bin/login id',
         ('cd /data/data/com.termux.nix/files/home; '
          'pwd; '
          'id; '
          '/data/data/com.termux.nix/files/usr/bin/login '
-         ' nix-on-droid on-device-test')
+         ' env'),
+        ('cd /data/data/com.termux.nix/files/home; '
+         'pwd; '
+         'id; '
+         'env -i PATH= /data/data/com.termux.nix/files/usr/bin/login '
+         ' env'),
+        ('cd /data/data/com.termux.nix/files/home; '
+         'pwd; '
+         'id; '
+         'env -i PATH= /data/data/com.termux.nix/files/usr/bin/login '
+         ' nix-on-droid on-device-test'),
     ]:
         print(f'running {cmd} as {user} with capture:')
         p = subprocess.Popen(['adb', 'shell', 'su', '0', 'su', user,