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Make nested iterator request test solid for max conn count changes

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m-kuhn committed Aug 3, 2018
1 parent 9d5f6f3 commit 56885e19aa3a4b72b9d4b5fb4dae115813fcc47e
Showing with 9 additions and 4 deletions.
  1. +9 −4 tests/src/python/
@@ -1153,11 +1153,16 @@ def testConcurrency(self):
vl = QgsVectorLayer('{conn} srid=4326 table="qgis_test".{table} (geom) sql='.format(conn=self.dbconn, table='someData'), "testgeom", "postgres")
it = vl.getFeatures()
it2 = vl.getFeatures()
it3 = vl.getFeatures()
it4 = vl.getFeatures()

# Acquire the maximum amount of concurrent connections
iterators = list()
for i in range(QgsApplication.instance().maxConcurrentConnectionsPerPool()):

# Run an expression that will also do a request and should use a spare
# connection. It just should not deadlock here.

feat = next(it)
context = QgsExpressionContext()

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