tests: jail_test fixes.

tests/data/stubs/stub-jexec.py

@@ -11,7 +11,5 @@ os.environ['THIS_IS_STUB_JEXEC'] = '1'
 # This must be a child process and not exec() since Mitogen replaces its stderr
 # descriptor, causing the last user of the slave PTY to close it, resulting in
 # the master side indicating EIO.
-print sys.argv
-woeifj
-subprocess.check_call(sys.argv[sys.argv.index('somejail') + 1:])
+subprocess.call(sys.argv[sys.argv.index('somejail') + 1:])
 os._exit(0)

tests/jail_test.py

@@ -17,14 +17,16 @@ class ConstructorTest(testlib.RouterMixin, testlib.TestCase):
             jexec_path=self.jexec_path,
             container='somejail',
         )
+        stream = self.router.stream_by_id(context.context_id)
+
         argv = eval(context.call(os.getenv, 'ORIGINAL_ARGV'))
         self.assertEquals(argv[:4], [
             self.jexec_path,
-            '-u',
-            'someuser',
-            '--',
+            'somejail',
+            stream.conn.options.python_path,
+            '-c',
         ])
-        self.assertEquals('1', context.call(os.getenv, 'THIS_IS_STUB_jail'))
+        self.assertEquals('1', context.call(os.getenv, 'THIS_IS_STUB_JEXEC'))
 
 
 if __name__ == '__main__':