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-rw-r--r--lib/sqlalchemy/testing/assertions.py11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/sqlalchemy/testing/assertions.py b/lib/sqlalchemy/testing/assertions.py
index f9331a73e..79411af7e 100644
--- a/lib/sqlalchemy/testing/assertions.py
+++ b/lib/sqlalchemy/testing/assertions.py
@@ -154,8 +154,7 @@ def _assert_no_stray_pool_connections():
# there's a ref in there. usually just one.
if pool._refs:
- # OK, let's be somewhat forgiving. Increment a counter,
- # we'll allow a couple of these at most.
+ # OK, let's be somewhat forgiving.
_STRAY_CONNECTION_FAILURES += 1
print("Encountered a stray connection in test cleanup: %s"
@@ -168,7 +167,7 @@ def _assert_no_stray_pool_connections():
# if we've already had two of these occurrences, or
# after a hard gc sweep we still have pool._refs?!
# now we have to raise.
- if _STRAY_CONNECTION_FAILURES >= 2 or pool._refs:
+ if pool._refs:
err = str(pool._refs)
# but clean out the pool refs collection directly,
@@ -176,7 +175,11 @@ def _assert_no_stray_pool_connections():
# so the error doesn't at least keep happening.
pool._refs.clear()
_STRAY_CONNECTION_FAILURES = 0
- assert False, "Stray connections in cleanup: %s" % err
+ assert False, "Stray connection refused to leave "\
+ "after gc.collect(): %s" % err
+ elif _STRAY_CONNECTION_FAILURES > 10:
+ assert False, "Encountered more than 10 stray connections"
+ _STRAY_CONNECTION_FAILURES = 0
def eq_(a, b, msg=None):