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-rw-r--r--Lib/test/test_heapq.py8
1 files changed, 7 insertions, 1 deletions
diff --git a/Lib/test/test_heapq.py b/Lib/test/test_heapq.py
index 68003e7..2da4f8c 100644
--- a/Lib/test/test_heapq.py
+++ b/Lib/test/test_heapq.py
@@ -105,13 +105,19 @@ class TestHeap(unittest.TestCase):
def test_nsmallest(self):
data = [random.randrange(2000) for i in range(1000)]
+ f = lambda x: x * 547 % 2000
for n in (0, 1, 2, 10, 100, 400, 999, 1000, 1100):
self.assertEqual(nsmallest(n, data), sorted(data)[:n])
+ self.assertEqual(nsmallest(n, data, key=f),
+ sorted(data, key=f)[:n])
- def test_largest(self):
+ def test_nlargest(self):
data = [random.randrange(2000) for i in range(1000)]
+ f = lambda x: x * 547 % 2000
for n in (0, 1, 2, 10, 100, 400, 999, 1000, 1100):
self.assertEqual(nlargest(n, data), sorted(data, reverse=True)[:n])
+ self.assertEqual(nlargest(n, data, key=f),
+ sorted(data, key=f, reverse=True)[:n])
#==============================================================================