add simple osm2pgsql tests

test/bdd/steps/osm_data.py

@@ -0,0 +1,33 @@
+import subprocess
+import tempfile
+import random
+import os
+from nose.tools import * # for assert functions
+
+@when(u'loading osm data')
+def load_osm_file(context):
+
+    # create a OSM file in /tmp and import it
+    with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.opl', delete=False) as fd:
+        fname = fd.name
+        for line in context.text.splitlines():
+            if line.startswith('n') and line.find(' x') < 0:
+                    line += " x%d y%d" % (random.random()*360 - 180,
+                                          random.random()*180 - 90)
+            fd.write(line.encode('utf-8'))
+            fd.write(b'\n')
+
+    context.nominatim.run_setup_script('import-data', osm_file=fname,
+                                       osm2pgsql_cache=300)
+
+    ### reintroduce the triggers/indexes we've lost by having osm2pgsql set up place again
+    cur = context.db.cursor()
+    cur.execute("""CREATE TRIGGER place_before_delete BEFORE DELETE ON place
+                    FOR EACH ROW EXECUTE PROCEDURE place_delete()""")
+    cur.execute("""CREATE TRIGGER place_before_insert BEFORE INSERT ON place
+                   FOR EACH ROW EXECUTE PROCEDURE place_insert()""")
+    cur.execute("""CREATE UNIQUE INDEX idx_place_osm_unique on place using btree(osm_id,osm_type,class,type)""")
+    context.db.commit()
+
+    os.remove(fname)
+