Merge remote-tracking branch 'upstream/master'

[nominatim.git] / test / bdd / steps / db_ops.py

diff --git a/test/bdd/steps/db_ops.py b/test/bdd/steps/db_ops.py
index c2d5a9fb73693d8f3a5a4cae3ce3537009395ab0..377c977d412986de192537928117ff39b86188b0 100644 (file)
--- a/test/bdd/steps/db_ops.py
+++ b/test/bdd/steps/db_ops.py
@@ -1,75 +1,631 @@
 import base64
 import random
 import string
 import base64
 import random
 import string

+import re
+from nose.tools import * # for assert functions
+import psycopg2.extras

 
 

-def _format_placex_columns(row, force_name):
-    out = {
-        'osm_type' : row['osm'][0],
-        'osm_id' : row['osm'][1:],
-        'admin_level' : row.get('admin_level', 100)
-    }
-
-    for k in ('class', 'type', 'housenumber', 'street',
-              'addr_place', 'isin', 'postcode', 'country_code'):
-        if k in row.headings and row[k]:
-            out[k] = row[k]
-
-    if 'name' in row.headings:
-        if row['name'].startswith("'"):
-            out['name'] = eval('{' + row['name'] + '}')
+class PlaceColumn:
+
+    def __init__(self, context, force_name):
+        self.columns = { 'admin_level' : 15}
+        self.force_name = force_name
+        self.context = context
+        self.geometry = None
+
+    def add(self, key, value):
+        if hasattr(self, 'set_key_' + key):
+            getattr(self, 'set_key_' + key)(value)
+        elif key.startswith('name+'):
+            self.add_hstore('name', key[5:], value)
+        elif key.startswith('extra+'):
+            self.add_hstore('extratags', key[6:], value)
+        elif key.startswith('addr+'):
+            self.add_hstore('address', key[5:], value)
+        elif key in ('name', 'address', 'extratags'):
+            self.columns[key] = eval('{' + value + '}')
+        else:
+            assert_in(key, ('class', 'type'))
+            self.columns[key] = None if value == '' else value
+
+    def set_key_name(self, value):
+        self.add_hstore('name', 'name', value)
+
+    def set_key_osm(self, value):
+        assert_in(value[0], 'NRW')
+        ok_(value[1:].isdigit())
+
+        self.columns['osm_type'] = value[0]
+        self.columns['osm_id'] = int(value[1:])
+
+    def set_key_admin(self, value):
+        self.columns['admin_level'] = int(value)
+
+    def set_key_housenr(self, value):
+        if value:
+            self.add_hstore('address', 'housenumber', value)
+
+    def set_key_postcode(self, value):
+        if value:
+            self.add_hstore('address', 'postcode', value)
+
+    def set_key_street(self, value):
+        if value:
+            self.add_hstore('address', 'street', value)
+
+    def set_key_addr_place(self, value):
+        if value:
+            self.add_hstore('address', 'place', value)
+
+    def set_key_country(self, value):
+        if value:
+            self.add_hstore('address', 'country', value)
+
+    def set_key_geometry(self, value):
+        self.geometry = self.context.osm.parse_geometry(value, self.context.scene)
+        assert_is_not_none(self.geometry)
+
+    def add_hstore(self, column, key, value):
+        if column in self.columns:
+            self.columns[column][key] = value

         else:
         else:

-            out['name'] = { 'name' : row['name'] }
-    elif force_name:
-        out['name'] = { 'name' : ''.join(random.choice(string.printable) for _ in range(int(random.random()*30))) }
+            self.columns[column] = { key : value }
+
+    def db_insert(self, cursor):
+        assert_in('osm_type', self.columns)
+        if self.force_name and 'name' not in self.columns:
+            self.add_hstore('name', 'name', ''.join(random.choice(string.printable)
+                                           for _ in range(int(random.random()*30))))
+
+        if self.columns['osm_type'] == 'N' and self.geometry is None:
+            pt = self.context.osm.grid_node(self.columns['osm_id'])
+            if pt is None:
+                pt = (random.random()*360 - 180, random.random()*180 - 90)
+
+            self.geometry = "ST_SetSRID(ST_Point(%f, %f), 4326)" % pt
+        else:
+            assert_is_not_none(self.geometry, "Geometry missing")
+        query = 'INSERT INTO place (%s, geometry) values(%s, %s)' % (
+                     ','.join(self.columns.keys()),
+                     ','.join(['%s' for x in range(len(self.columns))]),
+                     self.geometry)
+        cursor.execute(query, list(self.columns.values()))
+
+class LazyFmt(object):
+
+    def __init__(self, fmtstr, *args):
+        self.fmt = fmtstr
+        self.args = args
+
+    def __str__(self):
+        return self.fmt % self.args
+
+class PlaceObjName(object):
+
+    def __init__(self, placeid, conn):
+        self.pid = placeid
+        self.conn = conn
+
+    def __str__(self):
+        if self.pid is None:
+            return "<null>"
+
+        if self.pid == 0:
+            return "place ID 0"
+
+        cur = self.conn.cursor()
+        cur.execute("""SELECT osm_type, osm_id, class
+                       FROM placex WHERE place_id = %s""",
+                    (self.pid, ))
+        eq_(1, cur.rowcount, "No entry found for place id %s" % self.pid)
+
+        return "%s%s:%s" % cur.fetchone()
+
+def compare_place_id(expected, result, column, context):
+    if expected == '0':
+        eq_(0, result,
+            LazyFmt("Bad place id in column %s. Expected: 0, got: %s.",
+                    column, PlaceObjName(result, context.db)))
+    elif expected == '-':
+        assert_is_none(result,
+                LazyFmt("bad place id in column %s: %s.",
+                        column, PlaceObjName(result, context.db)))
+    else:
+        eq_(NominatimID(expected).get_place_id(context.db.cursor()), result,
+            LazyFmt("Bad place id in column %s. Expected: %s, got: %s.",
+                    column, expected, PlaceObjName(result, context.db)))
+
+def check_database_integrity(context):
+    """ Check some generic constraints on the tables.
+    """
+    # place_addressline should not have duplicate (place_id, address_place_id)
+    cur = context.db.cursor()
+    cur.execute("""SELECT count(*) FROM
+                    (SELECT place_id, address_place_id, count(*) as c
+                     FROM place_addressline GROUP BY place_id, address_place_id) x
+                   WHERE c > 1""")
+    eq_(0, cur.fetchone()[0], "Duplicates found in place_addressline")
+

 
 

-    if 'extratags' in row.headings:
-        out['extratags'] = eval('{%s}' % row['extratags'])
+class NominatimID:
+    """ Splits a unique identifier for places into its components.
+        As place_ids cannot be used for testing, we use a unique
+        identifier instead that is of the form <osmtype><osmid>[:<class>].
+    """

 
 

-    return out
+    id_regex = re.compile(r"(?P<tp>[NRW])(?P<id>\d+)(:(?P<cls>\w+))?")

 
 

+    def __init__(self, oid):
+        self.typ = self.oid = self.cls = None
+
+        if oid is not None:
+            m = self.id_regex.fullmatch(oid)
+            assert_is_not_none(m, "ID '%s' not of form <osmtype><osmid>[:<class>]" % oid)
+
+            self.typ = m.group('tp')
+            self.oid = m.group('id')
+            self.cls = m.group('cls')
+
+    def __str__(self):
+        if self.cls is None:
+            return self.typ + self.oid
+
+        return '%s%d:%s' % (self.typ, self.oid, self.cls)
+
+    def table_select(self):
+        """ Return where clause and parameter list to select the object
+            from a Nominatim table.
+        """
+        where = 'osm_type = %s and osm_id = %s'
+        params = [self.typ, self. oid]
+
+        if self.cls is not None:
+            where += ' and class = %s'
+            params.append(self.cls)
+
+        return where, params
+
+    def get_place_id(self, cur):
+        where, params = self.table_select()
+        cur.execute("SELECT place_id FROM placex WHERE %s" % where, params)
+        eq_(1, cur.rowcount,
+            "Expected exactly 1 entry in placex for %s found %s"
+              % (str(self), cur.rowcount))
+
+        return cur.fetchone()[0]
+
+
+def assert_db_column(row, column, value, context):
+    if column == 'object':
+        return
+
+    if column.startswith('centroid'):
+        if value == 'in geometry':
+            query = """SELECT ST_Within(ST_SetSRID(ST_Point({}, {}), 4326),
+                                        ST_SetSRID('{}'::geometry, 4326))""".format(
+                      row['cx'], row['cy'], row['geomtxt'])
+            cur = context.db.cursor()
+            cur.execute(query)
+            eq_(cur.fetchone()[0], True, "(Row %s failed: %s)" % (column, query))
+        else:
+            fac = float(column[9:]) if column.startswith('centroid*') else 1.0
+            x, y = value.split(' ')
+            assert_almost_equal(float(x) * fac, row['cx'], msg="Bad x coordinate")
+            assert_almost_equal(float(y) * fac, row['cy'], msg="Bad y coordinate")
+    elif column == 'geometry':
+        geom = context.osm.parse_geometry(value, context.scene)
+        cur = context.db.cursor()
+        query = "SELECT ST_Equals(ST_SnapToGrid(%s, 0.00001, 0.00001), ST_SnapToGrid(ST_SetSRID('%s'::geometry, 4326), 0.00001, 0.00001))" % (
+                 geom, row['geomtxt'],)
+        cur.execute(query)
+        eq_(cur.fetchone()[0], True, "(Row %s failed: %s)" % (column, query))
+    elif value == '-':
+        assert_is_none(row[column], "Row %s" % column)
+    else:
+        eq_(value, str(row[column]),
+            "Row '%s': expected: %s, got: %s"
+            % (column, value, str(row[column])))
+
+
+################################ STEPS ##################################
+
+@given(u'the scene (?P<scene>.+)')
+def set_default_scene(context, scene):
+    context.scene = scene

 
 @given("the (?P<named>named )?places")
 def add_data_to_place_table(context, named):
     cur = context.db.cursor()
     cur.execute('ALTER TABLE place DISABLE TRIGGER place_before_insert')
     for r in context.table:
 
 @given("the (?P<named>named )?places")
 def add_data_to_place_table(context, named):
     cur = context.db.cursor()
     cur.execute('ALTER TABLE place DISABLE TRIGGER place_before_insert')
     for r in context.table:

-        cols = _format_placex_columns(r, named is not None)
+        col = PlaceColumn(context, named is not None)

 
 

-        if 'geometry' in r.headings:
-            geometry = "'%s'::geometry" % context.osm.make_geometry(r['geometry'])
-        elif cols['osm_type'] == 'N':
-            geometry = "ST_Point(%f, %f)" % (random.random()*360 - 180, random.random()*180 - 90)
-        else:
-            raise RuntimeError("Missing geometry for place")
-
-        query = 'INSERT INTO place (%s, geometry) values(%s, ST_SetSRID(%s, 4326))' % (
-              ','.join(cols.keys()),
-              ','.join(['%s' for x in range(len(cols))]),
-              geometry
-             )
-        cur.execute(query, list(cols.values()))
+        for h in r.headings:
+            col.add(h, r[h])
+
+        col.db_insert(cur)

     cur.execute('ALTER TABLE place ENABLE TRIGGER place_before_insert')
     cur.close()
     context.db.commit()
 
     cur.execute('ALTER TABLE place ENABLE TRIGGER place_before_insert')
     cur.close()
     context.db.commit()
 

+@given("the relations")
+def add_data_to_planet_relations(context):
+    cur = context.db.cursor()
+    for r in context.table:
+        last_node = 0
+        last_way = 0
+        parts = []
+        if r['members']:
+            members = []
+            for m in r['members'].split(','):
+                mid = NominatimID(m)
+                if mid.typ == 'N':
+                    parts.insert(last_node, int(mid.oid))
+                    last_node += 1
+                    last_way += 1
+                elif mid.typ == 'W':
+                    parts.insert(last_way, int(mid.oid))
+                    last_way += 1
+                else:
+                    parts.append(int(mid.oid))
+
+                members.extend((mid.typ.lower() + mid.oid, mid.cls or ''))
+        else:
+            members = None
+
+        tags = []
+        for h in r.headings:
+            if h.startswith("tags+"):
+                tags.extend((h[5:], r[h]))
+
+        cur.execute("""INSERT INTO planet_osm_rels (id, way_off, rel_off, parts, members, tags)
+                       VALUES (%s, %s, %s, %s, %s, %s)""",
+                    (r['id'], last_node, last_way, parts, members, tags))
+    context.db.commit()
+
+@given("the ways")
+def add_data_to_planet_ways(context):
+    cur = context.db.cursor()
+    for r in context.table:
+        tags = []
+        for h in r.headings:
+            if h.startswith("tags+"):
+                tags.extend((h[5:], r[h]))
+
+        nodes = [ int(x.strip()) for x in r['nodes'].split(',') ]
+
+        cur.execute("INSERT INTO planet_osm_ways (id, nodes, tags) VALUES (%s, %s, %s)",
+                    (r['id'], nodes, tags))
+    context.db.commit()

 
 @when("importing")
 def import_and_index_data_from_place_table(context):
     context.nominatim.run_setup_script('create-functions', 'create-partition-functions')
     cur = context.db.cursor()
     cur.execute(
 
 @when("importing")
 def import_and_index_data_from_place_table(context):
     context.nominatim.run_setup_script('create-functions', 'create-partition-functions')
     cur = context.db.cursor()
     cur.execute(

-        """insert into placex (osm_type, osm_id, class, type, name, admin_level,
-           housenumber, street, addr_place, isin, postcode, country_code, extratags,
-           geometry)
-           select * from place where not (class='place' and type='houses' and osm_type='W')""")
+        """insert into placex (osm_type, osm_id, class, type, name, admin_level, address, extratags, geometry)
+           select              osm_type, osm_id, class, type, name, admin_level, address, extratags, geometry
+           from place where not (class='place' and type='houses' and osm_type='W')""")

     cur.execute(
     cur.execute(

-        """select insert_osmline (osm_id, housenumber, street, addr_place,
-           postcode, country_code, geometry)
-           from place where class='place' and type='houses' and osm_type='W'""")
+            """insert into location_property_osmline (osm_id, address, linegeo)
+             SELECT osm_id, address, geometry from place
+              WHERE class='place' and type='houses' and osm_type='W'
+                    and ST_GeometryType(geometry) = 'ST_LineString'""")
+    context.db.commit()
+    context.nominatim.run_setup_script('calculate-postcodes', 'index', 'index-noanalyse')
+    check_database_integrity(context)
+
+@when("updating places")
+def update_place_table(context):
+    context.nominatim.run_setup_script(
+        'create-functions', 'create-partition-functions', 'enable-diff-updates')
+    cur = context.db.cursor()
+    for r in context.table:
+        col = PlaceColumn(context, False)
+
+        for h in r.headings:
+            col.add(h, r[h])
+
+        col.db_insert(cur)
+

     context.db.commit()
     context.db.commit()

-    context.nominatim.run_setup_script('index', 'index-noanalyse')

 
 

+    while True:
+        context.nominatim.run_update_script('index')
+
+        cur = context.db.cursor()
+        cur.execute("SELECT 'a' FROM placex WHERE indexed_status != 0 LIMIT 1")
+        if cur.rowcount == 0:
+            break
+
+    check_database_integrity(context)
+
+@when("updating postcodes")
+def update_postcodes(context):
+    context.nominatim.run_update_script('calculate-postcodes')
+
+@when("marking for delete (?P<oids>.*)")
+def delete_places(context, oids):
+    context.nominatim.run_setup_script(
+        'create-functions', 'create-partition-functions', 'enable-diff-updates')
+    cur = context.db.cursor()
+    for oid in oids.split(','):
+        where, params = NominatimID(oid).table_select()
+        cur.execute("DELETE FROM place WHERE " + where, params)
+    context.db.commit()
+
+    while True:
+        context.nominatim.run_update_script('index')
+
+        cur = context.db.cursor()
+        cur.execute("SELECT 'a' FROM placex WHERE indexed_status != 0 LIMIT 1")
+        if cur.rowcount == 0:
+            break
+
+@then("placex contains(?P<exact> exactly)?")
+def check_placex_contents(context, exact):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    expected_content = set()
+    for row in context.table:
+        nid = NominatimID(row['object'])
+        where, params = nid.table_select()
+        cur.execute("""SELECT *, ST_AsText(geometry) as geomtxt,
+                       ST_X(centroid) as cx, ST_Y(centroid) as cy
+                       FROM placex where %s""" % where,
+                    params)
+        assert_less(0, cur.rowcount, "No rows found for " + row['object'])
+
+        for res in cur:
+            if exact:
+                expected_content.add((res['osm_type'], res['osm_id'], res['class']))
+            for h in row.headings:
+                if h in ('extratags', 'address'):
+                    if row[h] == '-':
+                        assert_is_none(res[h])
+                    else:
+                        vdict = eval('{' + row[h] + '}')
+                        assert_equals(vdict, res[h])
+                elif h.startswith('name'):
+                    name = h[5:] if h.startswith('name+') else 'name'
+                    assert_in(name, res['name'])
+                    eq_(res['name'][name], row[h])
+                elif h.startswith('extratags+'):
+                    eq_(res['extratags'][h[10:]], row[h])
+                elif h.startswith('addr+'):
+                    if row[h] == '-':
+                        if res['address'] is not None:
+                            assert_not_in(h[5:], res['address'])
+                    else:
+                        assert_in(h[5:], res['address'], "column " + h)
+                        assert_equals(res['address'][h[5:]], row[h],
+                                      "column %s" % h)
+                elif h in ('linked_place_id', 'parent_place_id'):
+                    compare_place_id(row[h], res[h], h, context)
+                else:
+                    assert_db_column(res, h, row[h], context)
+
+    if exact:
+        cur.execute('SELECT osm_type, osm_id, class from placex')
+        eq_(expected_content, set([(r[0], r[1], r[2]) for r in cur]))
+
+    context.db.commit()
+
+@then("place contains(?P<exact> exactly)?")
+def check_placex_contents(context, exact):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    expected_content = set()
+    for row in context.table:
+        nid = NominatimID(row['object'])
+        where, params = nid.table_select()
+        cur.execute("""SELECT *, ST_AsText(geometry) as geomtxt,
+                       ST_GeometryType(geometry) as geometrytype
+                       FROM place where %s""" % where,
+                    params)
+        assert_less(0, cur.rowcount, "No rows found for " + row['object'])
+
+        for res in cur:
+            if exact:
+                expected_content.add((res['osm_type'], res['osm_id'], res['class']))
+            for h in row.headings:
+                msg = "%s: %s" % (row['object'], h)
+                if h in ('name', 'extratags', 'address'):
+                    if row[h] == '-':
+                        assert_is_none(res[h], msg)
+                    else:
+                        vdict = eval('{' + row[h] + '}')
+                        assert_equals(vdict, res[h], msg)
+                elif h.startswith('name+'):
+                    assert_equals(res['name'][h[5:]], row[h], msg)
+                elif h.startswith('extratags+'):
+                    assert_equals(res['extratags'][h[10:]], row[h], msg)
+                elif h.startswith('addr+'):
+                    if row[h] == '-':
+                        if res['address']  is not None:
+                            assert_not_in(h[5:], res['address'])
+                    else:
+                        assert_equals(res['address'][h[5:]], row[h], msg)
+                elif h in ('linked_place_id', 'parent_place_id'):
+                    compare_place_id(row[h], res[h], h, context)
+                else:
+                    assert_db_column(res, h, row[h], context)
+
+    if exact:
+        cur.execute('SELECT osm_type, osm_id, class from place')
+        eq_(expected_content, set([(r[0], r[1], r[2]) for r in cur]))
+
+    context.db.commit()
+
+@then("search_name contains(?P<exclude> not)?")
+def check_search_name_contents(context, exclude):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    for row in context.table:
+        pid = NominatimID(row['object']).get_place_id(cur)
+        cur.execute("""SELECT *, ST_X(centroid) as cx, ST_Y(centroid) as cy
+                       FROM search_name WHERE place_id = %s""", (pid, ))
+        assert_less(0, cur.rowcount, "No rows found for " + row['object'])
+
+        for res in cur:
+            for h in row.headings:
+                if h in ('name_vector', 'nameaddress_vector'):
+                    terms = [x.strip() for x in row[h].split(',') if not x.strip().startswith('#')]
+                    words = [x.strip()[1:] for x in row[h].split(',') if x.strip().startswith('#')]
+                    subcur = context.db.cursor()
+                    subcur.execute(""" SELECT word_id, word_token
+                                       FROM word, (SELECT unnest(%s::TEXT[]) as term) t
+                                       WHERE word_token = make_standard_name(t.term)
+                                             and class is null and country_code is null
+                                             and operator is null
+                                      UNION
+                                       SELECT word_id, word_token
+                                       FROM word, (SELECT unnest(%s::TEXT[]) as term) t
+                                       WHERE word_token = ' ' || make_standard_name(t.term)
+                                             and class is null and country_code is null
+                                             and operator is null
+                                   """,
+                                   (terms, words))
+                    if not exclude:
+                        ok_(subcur.rowcount >= len(terms),
+                            "No word entry found for " + row[h])
+                    for wid in subcur:
+                        if exclude:
+                            assert_not_in(wid[0], res[h],
+                                          "Found term for %s/%s: %s" % (pid, h, wid[1]))
+                        else:
+                            assert_in(wid[0], res[h],
+                                      "Missing term for %s/%s: %s" % (pid, h, wid[1]))
+                else:
+                    assert_db_column(res, h, row[h], context)

 
 

-@then("table (?P<table>\w+) contains(?P<exact> exactly)?")
-def check_table_contents(context, table, exact):
-    pass
+
+    context.db.commit()
+
+@then("location_postcode contains exactly")
+def check_location_postcode(context):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    cur.execute("SELECT *, ST_AsText(geometry) as geomtxt FROM location_postcode")
+    eq_(cur.rowcount, len(list(context.table)),
+        "Postcode table has %d rows, expected %d rows."
+          % (cur.rowcount, len(list(context.table))))
+
+    table = list(cur)
+    for row in context.table:
+        for i in range(len(table)):
+            if table[i]['country_code'] != row['country'] \
+                    or table[i]['postcode'] != row['postcode']:
+                continue
+            for h in row.headings:
+                if h not in ('country', 'postcode'):
+                    assert_db_column(table[i], h, row[h], context)
+
+@then("word contains(?P<exclude> not)?")
+def check_word_table(context, exclude):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    for row in context.table:
+        wheres = []
+        values = []
+        for h in row.headings:
+            wheres.append("%s = %%s" % h)
+            values.append(row[h])
+        cur.execute("SELECT * from word WHERE %s" % ' AND '.join(wheres), values)
+        if exclude:
+            eq_(0, cur.rowcount,
+                "Row still in word table: %s" % '/'.join(values))
+        else:
+            assert_greater(cur.rowcount, 0,
+                           "Row not in word table: %s" % '/'.join(values))
+
+@then("place_addressline contains")
+def check_place_addressline(context):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    for row in context.table:
+        pid = NominatimID(row['object']).get_place_id(cur)
+        apid = NominatimID(row['address']).get_place_id(cur)
+        cur.execute(""" SELECT * FROM place_addressline
+                        WHERE place_id = %s AND address_place_id = %s""",
+                    (pid, apid))
+        assert_less(0, cur.rowcount,
+                    "No rows found for place %s and address %s"
+                      % (row['object'], row['address']))
+
+        for res in cur:
+            for h in row.headings:
+                if h not in ('address', 'object'):
+                    assert_db_column(res, h, row[h], context)
+
+    context.db.commit()
+
+@then("place_addressline doesn't contain")
+def check_place_addressline_exclude(context):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+
+    for row in context.table:
+        pid = NominatimID(row['object']).get_place_id(cur)
+        apid = NominatimID(row['address']).get_place_id(cur)
+        cur.execute(""" SELECT * FROM place_addressline
+                        WHERE place_id = %s AND address_place_id = %s""",
+                    (pid, apid))
+        eq_(0, cur.rowcount,
+            "Row found for place %s and address %s" % (row['object'], row['address']))
+
+    context.db.commit()
+
+@then("(?P<oid>\w+) expands to(?P<neg> no)? interpolation")
+def check_location_property_osmline(context, oid, neg):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+    nid = NominatimID(oid)
+
+    eq_('W', nid.typ, "interpolation must be a way")
+
+    cur.execute("""SELECT *, ST_AsText(linegeo) as geomtxt
+                   FROM location_property_osmline
+                   WHERE osm_id = %s AND startnumber IS NOT NULL""",
+                (nid.oid, ))
+
+    if neg:
+        eq_(0, cur.rowcount)
+        return
+
+    todo = list(range(len(list(context.table))))
+    for res in cur:
+        for i in todo:
+            row = context.table[i]
+            if (int(row['start']) == res['startnumber']
+                and int(row['end']) == res['endnumber']):
+                todo.remove(i)
+                break
+        else:
+            assert False, "Unexpected row %s" % (str(res))
+
+        for h in row.headings:
+            if h in ('start', 'end'):
+                continue
+            elif h == 'parent_place_id':
+                compare_place_id(row[h], res[h], h, context)
+            else:
+                assert_db_column(res, h, row[h], context)
+
+    eq_(todo, [])
+
+
+@then("(?P<table>placex|place) has no entry for (?P<oid>.*)")
+def check_placex_has_entry(context, table, oid):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+    nid = NominatimID(oid)
+    where, params = nid.table_select()
+    cur.execute("SELECT * FROM %s where %s" % (table, where), params)
+    eq_(0, cur.rowcount)
+    context.db.commit()
+
+@then("search_name has no entry for (?P<oid>.*)")
+def check_search_name_has_entry(context, oid):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+    pid = NominatimID(oid).get_place_id(cur)
+    cur.execute("SELECT * FROM search_name WHERE place_id = %s", (pid, ))
+    eq_(0, cur.rowcount)
+    context.db.commit()