force sensible file prefixes for generated test files

libosmium needs them to detect the file type

diff --git a/tests/steps/osm2pgsql_setup.py b/tests/steps/osm2pgsql_setup.py
index d38ceb6ef673a1d8248dedf711d40e3afba5b147..eaa14573b58675b9ce2ac403f51ba3a14e3c2223 100644 (file)
--- a/tests/steps/osm2pgsql_setup.py
+++ b/tests/steps/osm2pgsql_setup.py
@@ -188,7 +188,7 @@ def osm2pgsql_update_place(step):
     world.run_nominatim_script('setup', 'index', 'index-noanalyse')
     world.run_nominatim_script('setup', 'create-functions', 'create-partition-functions', 'enable-diff-updates')
 
-    with tempfile.NamedTemporaryFile(dir='/tmp', delete=False) as fd:
+    with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.osc', delete=False) as fd:
         fname = fd.name
         fd.write("<?xml version='1.0' encoding='UTF-8'?>\n")
         fd.write('<osmChange version="0.6" generator="Osmosis 0.43.1">\n')