From 20612396729a7cc38c6c81fd38467c121083f5ea Mon Sep 17 00:00:00 2001
From: Eric Snow <ericsnowcurrently@gmail.com>
Date: Tue, 10 Apr 2018 00:45:59 +0000
Subject: [PATCH] Check the exit code.

---
 tests/helpers/editor.py         | 4 ++++
 tests/system_tests/test_main.py | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/tests/helpers/editor.py b/tests/helpers/editor.py
index ae7bd699..ceae72d9 100644
--- a/tests/helpers/editor.py
+++ b/tests/helpers/editor.py
@@ -272,6 +272,10 @@ class DebugAdapter(Closeable):
             self._output = self._proc.stdout.read()
             return self._output
 
+    @property
+    def returncode(self):
+        return self._proc.returncode
+
     def attach(self, **kwargs):
         if self._session is not None:
             raise RuntimeError('already attached')
diff --git a/tests/system_tests/test_main.py b/tests/system_tests/test_main.py
index 202ab393..e6dad2b4 100644
--- a/tests/system_tests/test_main.py
+++ b/tests/system_tests/test_main.py
@@ -119,5 +119,7 @@ class LifecycleTests(TestsBase, unittest.TestCase):
             lifecycle_handshake(session, 'launch')
             adapter.wait()
         out = adapter.output.decode('utf-8')
+        rc = adapter.returncode
 
         self.assertIn('done', out.splitlines())
+        self.assertEqual(rc, 0)