From 1b639ebfd0130ab3bba0e2ba37bc0b836199b253 Mon Sep 17 00:00:00 2001
From: Mike Naberezny <mike@naberezny.com>
Date: Sun, 14 Dec 2014 15:58:57 -0800
Subject: [PATCH] Show an error message if load command has no args

---
 py65/monitor.py            | 2 +-
 py65/tests/test_monitor.py | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/py65/monitor.py b/py65/monitor.py
index 99a7d68..5f9a886 100644
--- a/py65/monitor.py
+++ b/py65/monitor.py
@@ -560,7 +560,7 @@ class Monitor(cmd.Cmd):
 
     def do_load(self, args):
         split = shlex.split(args)
-        if len(split) > 2:
+        if len(split) not in (1, 2):
             self._output("Syntax error: %s" % args)
             return
 
diff --git a/py65/tests/test_monitor.py b/py65/tests/test_monitor.py
index f0a8952..eb3bd27 100644
--- a/py65/tests/test_monitor.py
+++ b/py65/tests/test_monitor.py
@@ -541,6 +541,13 @@ class MonitorTests(unittest.TestCase):
         out = stdout.getvalue()
         self.assertTrue(out.startswith('load'))
 
+    def test_load_with_less_than_two_args_syntax_error(self):
+        stdout = StringIO()
+        mon = Monitor(stdout=stdout)
+        mon.do_load('')
+        out = stdout.getvalue()
+        self.assertTrue(out.startswith('Syntax error'))
+
     def test_load_with_more_than_two_args_syntax_error(self):
         stdout = StringIO()
         mon = Monitor(stdout=stdout)