From fa7bec7e837e99aaa77009d324935c0ffca6891d Mon Sep 17 00:00:00 2001
From: Nicholas Bastin <nick.bastin@gmail.com>
Date: Mon, 22 Mar 2004 19:21:47 +0000
Subject: Test for tight loop line event fix, SF bug #765624

---
 Lib/test/test_trace.py | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/Lib/test/test_trace.py b/Lib/test/test_trace.py
index 93ad688..4103794 100644
--- a/Lib/test/test_trace.py
+++ b/Lib/test/test_trace.py
@@ -141,6 +141,29 @@ ireturn_example.events = [(0, 'call'),
                           (4, 'line'),
                           (4, 'return')]
 
+# Tight loop with while(1) example (SF #765624)
+def tightloop_example():
+    items = range(0, 3)
+    try:
+        i = 0
+        while 1:
+            print items[i]; i+=1
+    except IndexError:
+        pass
+
+tightloop_example.events = [(0, 'call'),
+                            (1, 'line'),
+                            (2, 'line'),
+                            (3, 'line'),
+                            (4, 'line'),
+                            (5, 'line'),
+                            (5, 'line'),
+                            (5, 'line'),
+                            (5, 'exception'),
+                            (6, 'line'),
+                            (7, 'line'),
+                            (7, 'return')]
+
 class Tracer:
     def __init__(self):
         self.events = []
@@ -194,6 +217,8 @@ class TraceTestCase(unittest.TestCase):
         self.run_test2(settrace_and_raise)
     def test_10_ireturn(self):
         self.run_test(ireturn_example)
+    def test_11_tightloop(self):
+        self.run_test(tightloop_example)
 
 class RaisingTraceFuncTestCase(unittest.TestCase):
     def trace(self, frame, event, arg):
-- 
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