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-rw-r--r--Lib/test/test_trace.py17
1 files changed, 17 insertions, 0 deletions
diff --git a/Lib/test/test_trace.py b/Lib/test/test_trace.py
index ecb588c..43134e9 100644
--- a/Lib/test/test_trace.py
+++ b/Lib/test/test_trace.py
@@ -741,6 +741,23 @@ class JumpTestCase(unittest.TestCase):
def test_19_no_jump_without_trace_function(self):
no_jump_without_trace_function()
+ def test_20_large_function(self):
+ d = {}
+ exec("""def f(output): # line 0
+ x = 0 # line 1
+ y = 1 # line 2
+ ''' # line 3
+ %s # lines 4-1004
+ ''' # line 1005
+ x += 1 # line 1006
+ output.append(x) # line 1007
+ return""" % ('\n' * 1000,), d)
+ f = d['f']
+
+ f.jump = (2, 1007)
+ f.output = [0]
+ self.run_test(f)
+
def test_jump_to_firstlineno(self):
# This tests that PDB can jump back to the first line in a
# file. See issue #1689458. It can only be triggered in a