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[nominatim.git] / test / bdd / steps / db_ops.py
index c2d5a9fb73693d8f3a5a4cae3ce3537009395ab0..1bb2acaa040a68f2057276506c8d3e24fc8e1eda 100644 (file)
 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 = {}
+        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)
         else:
-            out['name'] = { 'name' : row['name'] }
-    elif force_name:
-        out['name'] = { 'name' : ''.join(random.choice(string.printable) for _ in range(int(random.random()*30))) }
+            assert_in(key, ('class', 'type', 'street', 'addr_place',
+                            'isin', 'postcode'))
+            self.columns[key] = 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):
+        self.columns['housenumber'] = value
+
+    def set_key_cc(self, value):
+        ok_(len(value) == 2)
+        self.columns['country_code'] = value
+
+    def set_key_geometry(self, value):
+        geom, precision = self.context.osm.parse_geometry(value, self.context.scene)
+        assert_is_not_none(geom)
+        self.geometry = "ST_SetSRID('%s'::geometry, 4326)" % geom
+
+    def add_hstore(self, column, key, value):
+        if column in self.columns:
+            self.columns[column][key] = value
+        else:
+            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:
+            self.geometry = "ST_SetSRID(ST_Point(%f, %f), 4326)" % (
+                            random.random()*360 - 180, random.random()*180 - 90)
 
-    if 'extratags' in row.headings:
-        out['extratags'] = eval('{%s}' % row['extratags'])
+        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()))
 
-    return out
+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>].
+    """
+
+    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 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 += ' class = %s'
+            params.append(self.cls)
+
+        return where, params
 
 
 @given("the (?P<named>named )?places")
@@ -33,21 +110,12 @@ 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()
@@ -70,6 +138,36 @@ def import_and_index_data_from_place_table(context):
     context.nominatim.run_setup_script('index', 'index-noanalyse')
 
 
-@then("table (?P<table>\w+) contains(?P<exact> exactly)?")
-def check_table_contents(context, table, exact):
-    pass
+@then("placex contains(?P<exact> exactly)?")
+def check_placex_contents(context, exact):
+    cur = context.db.cursor(cursor_factory=psycopg2.extras.DictCursor)
+    if exact:
+        cur.execute('SELECT osm_type, osm_id, class from placex')
+        to_match = [(r[0], r[1], r[2]) for r in cur]
+
+    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)
+
+        for res in cur:
+            for h in row.headings:
+                if h == 'object':
+                    pass
+                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('centroid'):
+                    fac = float(h[9:]) if h.startswith('centroid*') else 1.0
+                    x, y = row[h].split(' ')
+                    assert_almost_equal(float(x) * fac, res['cx'])
+                    assert_almost_equal(float(y) * fac, res['cy'])
+                else:
+                    eq_(row[h], str(res[h]))
+    context.db.commit()