]> git.openstreetmap.org Git - nominatim.git/blobdiff - test/bdd/steps/queries.py
Merge remote-tracking branch 'upstream/master'
[nominatim.git] / test / bdd / steps / queries.py
index acb7ee91411af4a48567b58069df4bf314f4313d..d3b1203b47ae7a0c0cf1897b3bc7ec34c09988a6 100644 (file)
@@ -6,20 +6,57 @@
 
 import json
 import os
 
 import json
 import os
+import io
+import re
+import logging
+from tidylib import tidy_document
+import xml.etree.ElementTree as ET
 import subprocess
 import subprocess
+from urllib.parse import urlencode
 from collections import OrderedDict
 from nose.tools import * # for assert functions
 
 from collections import OrderedDict
 from nose.tools import * # for assert functions
 
-class SearchResponse(object):
+logger = logging.getLogger(__name__)
 
 
-    def __init__(self, page, fmt='json', errorcode=200):
-        self.page = page
-        self.format = fmt
-        self.errorcode = errorcode
-        getattr(self, 'parse_' + fmt)()
+BASE_SERVER_ENV = {
+    'HTTP_HOST' : 'localhost',
+    'HTTP_USER_AGENT' : 'Mozilla/5.0 (X11; Linux x86_64; rv:51.0) Gecko/20100101 Firefox/51.0',
+    'HTTP_ACCEPT' : 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
+    'HTTP_ACCEPT_ENCODING' : 'gzip, deflate',
+    'HTTP_CONNECTION' : 'keep-alive',
+    'SERVER_SIGNATURE' : '<address>Nominatim BDD Tests</address>',
+    'SERVER_SOFTWARE' : 'Nominatim test',
+    'SERVER_NAME' : 'localhost',
+    'SERVER_ADDR' : '127.0.1.1',
+    'SERVER_PORT' : '80',
+    'REMOTE_ADDR' : '127.0.0.1',
+    'DOCUMENT_ROOT' : '/var/www',
+    'REQUEST_SCHEME' : 'http',
+    'CONTEXT_PREFIX' : '/',
+    'SERVER_ADMIN' : 'webmaster@localhost',
+    'REMOTE_PORT' : '49319',
+    'GATEWAY_INTERFACE' : 'CGI/1.1',
+    'SERVER_PROTOCOL' : 'HTTP/1.1',
+    'REQUEST_METHOD' : 'GET',
+    'REDIRECT_STATUS' : 'CGI'
+}
 
 
-    def parse_json(self):
-        self.result = json.JSONDecoder(object_pairs_hook=OrderedDict).decode(self.page)
+
+def compare(operator, op1, op2):
+    if operator == 'less than':
+        return op1 < op2
+    elif operator == 'more than':
+        return op1 > op2
+    elif operator == 'exactly':
+        return op1 == op2
+    elif operator == 'at least':
+        return op1 >= op2
+    elif operator == 'at most':
+        return op1 <= op2
+    else:
+        raise Exception("unknown operator '%s'" % operator)
+
+class GenericResponse(object):
 
     def match_row(self, row):
         if 'ID' in row.headings:
 
     def match_row(self, row):
         if 'ID' in row.headings:
@@ -34,22 +71,238 @@ class SearchResponse(object):
                     pass
                 elif h == 'osm':
                     assert_equal(res['osm_type'], row[h][0])
                     pass
                 elif h == 'osm':
                     assert_equal(res['osm_type'], row[h][0])
-                    assert_equal(res['osm_id'], row[h][1:])
+                    assert_equal(res['osm_id'], int(row[h][1:]))
                 elif h == 'centroid':
                     x, y = row[h].split(' ')
                     assert_almost_equal(float(y), float(res['lat']))
                     assert_almost_equal(float(x), float(res['lon']))
                 elif h == 'centroid':
                     x, y = row[h].split(' ')
                     assert_almost_equal(float(y), float(res['lat']))
                     assert_almost_equal(float(x), float(res['lon']))
+                elif row[h].startswith("^"):
+                    assert_in(h, res)
+                    assert_is_not_none(re.fullmatch(row[h], res[h]),
+                                       "attribute '%s': expected: '%s', got '%s'"
+                                          % (h, row[h], res[h]))
                 else:
                     assert_in(h, res)
                     assert_equal(str(res[h]), str(row[h]))
 
                 else:
                     assert_in(h, res)
                     assert_equal(str(res[h]), str(row[h]))
 
+    def property_list(self, prop):
+        return [ x[prop] for x in self.result ]
+
+
+class SearchResponse(GenericResponse):
+
+    def __init__(self, page, fmt='json', errorcode=200):
+        self.page = page
+        self.format = fmt
+        self.errorcode = errorcode
+        self.result = []
+        self.header = dict()
+
+        if errorcode == 200:
+            getattr(self, 'parse_' + fmt)()
+
+    def parse_json(self):
+        m = re.fullmatch(r'([\w$][^(]*)\((.*)\)', self.page)
+        if m is None:
+            code = self.page
+        else:
+            code = m.group(2)
+            self.header['json_func'] = m.group(1)
+        self.result = json.JSONDecoder(object_pairs_hook=OrderedDict).decode(code)
+
+    def parse_geojson(self):
+        self.parse_json()
+        self.result = geojson_results_to_json_results(self.result)
+
+    def parse_geocodejson(self):
+        self.parse_geojson()
+        if self.result is not None:
+            self.result = [r['geocoding'] for r in self.result]
+
+    def parse_html(self):
+        content, errors = tidy_document(self.page,
+                                        options={'char-encoding' : 'utf8'})
+        #eq_(len(errors), 0 , "Errors found in HTML document:\n%s" % errors)
+
+        self.result = []
+        b = content.find('nominatim_results =')
+        e = content.find('</script>')
+        if b >= 0 and e >= 0:
+            content = content[b:e]
+
+            b = content.find('[')
+            e = content.rfind(']')
+            if b >= 0 and e >= 0:
+                self.result = json.JSONDecoder(object_pairs_hook=OrderedDict)\
+                                  .decode(content[b:e+1])
+
+    def parse_xml(self):
+        et = ET.fromstring(self.page)
+
+        self.header = dict(et.attrib)
+
+        for child in et:
+            assert_equal(child.tag, "place")
+            self.result.append(dict(child.attrib))
+
+            address = {}
+            for sub in child:
+                if sub.tag == 'extratags':
+                    self.result[-1]['extratags'] = {}
+                    for tag in sub:
+                        self.result[-1]['extratags'][tag.attrib['key']] = tag.attrib['value']
+                elif sub.tag == 'namedetails':
+                    self.result[-1]['namedetails'] = {}
+                    for tag in sub:
+                        self.result[-1]['namedetails'][tag.attrib['desc']] = tag.text
+                elif sub.tag in ('geokml'):
+                    self.result[-1][sub.tag] = True
+                else:
+                    address[sub.tag] = sub.text
+
+            if len(address) > 0:
+                self.result[-1]['address'] = address
+
+
+class ReverseResponse(GenericResponse):
+
+    def __init__(self, page, fmt='json', errorcode=200):
+        self.page = page
+        self.format = fmt
+        self.errorcode = errorcode
+        self.result = []
+        self.header = dict()
+
+        if errorcode == 200:
+            getattr(self, 'parse_' + fmt)()
 
 
-@when(u'searching for "(?P<query>.*)"')
-def query_cmd(context, query):
+    def parse_html(self):
+        content, errors = tidy_document(self.page,
+                                        options={'char-encoding' : 'utf8'})
+        #eq_(len(errors), 0 , "Errors found in HTML document:\n%s" % errors)
+
+        b = content.find('nominatim_results =')
+        e = content.find('</script>')
+        content = content[b:e]
+        b = content.find('[')
+        e = content.rfind(']')
+
+        self.result = json.JSONDecoder(object_pairs_hook=OrderedDict).decode(content[b:e+1])
+
+    def parse_json(self):
+        m = re.fullmatch(r'([\w$][^(]*)\((.*)\)', self.page)
+        if m is None:
+            code = self.page
+        else:
+            code = m.group(2)
+            self.header['json_func'] = m.group(1)
+        self.result = [json.JSONDecoder(object_pairs_hook=OrderedDict).decode(code)]
+
+    def parse_geojson(self):
+        self.parse_json()
+        if 'error' in self.result:
+            return
+        self.result = geojson_results_to_json_results(self.result[0])
+
+    def parse_geocodejson(self):
+        self.parse_geojson()
+        if self.result is not None:
+            self.result = [r['geocoding'] for r in self.result]
+
+    def parse_xml(self):
+        et = ET.fromstring(self.page)
+
+        self.header = dict(et.attrib)
+        self.result = []
+
+        for child in et:
+            if child.tag == 'result':
+                eq_(0, len(self.result), "More than one result in reverse result")
+                self.result.append(dict(child.attrib))
+            elif child.tag == 'addressparts':
+                address = {}
+                for sub in child:
+                    address[sub.tag] = sub.text
+                self.result[0]['address'] = address
+            elif child.tag == 'extratags':
+                self.result[0]['extratags'] = {}
+                for tag in child:
+                    self.result[0]['extratags'][tag.attrib['key']] = tag.attrib['value']
+            elif child.tag == 'namedetails':
+                self.result[0]['namedetails'] = {}
+                for tag in child:
+                    self.result[0]['namedetails'][tag.attrib['desc']] = tag.text
+            elif child.tag in ('geokml'):
+                self.result[0][child.tag] = True
+            else:
+                assert child.tag == 'error', \
+                        "Unknown XML tag %s on page: %s" % (child.tag, self.page)
+
+
+class DetailsResponse(GenericResponse):
+
+    def __init__(self, page, fmt='json', errorcode=200):
+        self.page = page
+        self.format = fmt
+        self.errorcode = errorcode
+        self.result = []
+        self.header = dict()
+
+        if errorcode == 200:
+            getattr(self, 'parse_' + fmt)()
+
+    def parse_html(self):
+        content, errors = tidy_document(self.page,
+                                        options={'char-encoding' : 'utf8'})
+        self.result = {}
+
+    def parse_json(self):
+        self.result = [json.JSONDecoder(object_pairs_hook=OrderedDict).decode(self.page)]
+
+
+class StatusResponse(GenericResponse):
+
+    def __init__(self, page, fmt='text', errorcode=200):
+        self.page = page
+        self.format = fmt
+        self.errorcode = errorcode
+
+        if errorcode == 200 and fmt != 'text':
+            getattr(self, 'parse_' + fmt)()
+
+    def parse_json(self):
+        self.result = [json.JSONDecoder(object_pairs_hook=OrderedDict).decode(self.page)]
+
+
+def geojson_result_to_json_result(geojson_result):
+    result = geojson_result['properties']
+    result['geojson'] = geojson_result['geometry']
+    if 'bbox' in geojson_result:
+        # bbox is  minlon, minlat, maxlon, maxlat
+        # boundingbox is minlat, maxlat, minlon, maxlon
+        result['boundingbox'] = [
+                                    geojson_result['bbox'][1],
+                                    geojson_result['bbox'][3],
+                                    geojson_result['bbox'][0],
+                                    geojson_result['bbox'][2]
+                                ]
+    return result
+
+
+def geojson_results_to_json_results(geojson_results):
+    if 'error' in geojson_results:
+        return
+    return list(map(geojson_result_to_json_result, geojson_results['features']))
+
+
+@when(u'searching for "(?P<query>.*)"(?P<dups> with dups)?')
+def query_cmd(context, query, dups):
     """ Query directly via PHP script.
     """
     """ Query directly via PHP script.
     """
-    cmd = [os.path.join(context.nominatim.build_dir, 'utils', 'query.php'),
-           '--search', query]
+    cmd = ['/usr/bin/env', 'php']
+    cmd.append(os.path.join(context.nominatim.build_dir, 'utils', 'query.php'))
+    if query:
+        cmd.extend(['--search', query])
     # add more parameters in table form
     if context.table:
         for h in context.table.headings:
     # add more parameters in table form
     if context.table:
         for h in context.table.headings:
@@ -57,10 +310,350 @@ def query_cmd(context, query):
             if value:
                 cmd.extend(('--' + h, value))
 
             if value:
                 cmd.extend(('--' + h, value))
 
+    if dups:
+        cmd.extend(('--dedupe', '0'))
+
     proc = subprocess.Popen(cmd, cwd=context.nominatim.build_dir,
                             stdout=subprocess.PIPE, stderr=subprocess.PIPE)
     (outp, err) = proc.communicate()
 
     proc = subprocess.Popen(cmd, cwd=context.nominatim.build_dir,
                             stdout=subprocess.PIPE, stderr=subprocess.PIPE)
     (outp, err) = proc.communicate()
 
-    assert_equals (0, proc.returncode, "query.php failed with message: %s" % err)
+    assert_equals (0, proc.returncode, "query.php failed with message: %s\noutput: %s" % (err, outp))
 
     context.response = SearchResponse(outp.decode('utf-8'), 'json')
 
     context.response = SearchResponse(outp.decode('utf-8'), 'json')
+
+def send_api_query(endpoint, params, fmt, context):
+    if fmt is not None:
+        params['format'] = fmt.strip()
+    if context.table:
+        if context.table.headings[0] == 'param':
+            for line in context.table:
+                params[line['param']] = line['value']
+        else:
+            for h in context.table.headings:
+                params[h] = context.table[0][h]
+
+    env = dict(BASE_SERVER_ENV)
+    env['QUERY_STRING'] = urlencode(params)
+
+    env['SCRIPT_NAME'] = '/%s.php' % endpoint
+    env['REQUEST_URI'] = '%s?%s' % (env['SCRIPT_NAME'], env['QUERY_STRING'])
+    env['CONTEXT_DOCUMENT_ROOT'] = os.path.join(context.nominatim.build_dir, 'website')
+    env['SCRIPT_FILENAME'] = os.path.join(env['CONTEXT_DOCUMENT_ROOT'],
+                                          '%s.php' % endpoint)
+    env['NOMINATIM_SETTINGS'] = context.nominatim.local_settings_file
+
+    logger.debug("Environment:" + json.dumps(env, sort_keys=True, indent=2))
+
+    if hasattr(context, 'http_headers'):
+        env.update(context.http_headers)
+
+    cmd = ['/usr/bin/env', 'php-cgi', '-f']
+    if context.nominatim.code_coverage_path:
+        env['COV_SCRIPT_FILENAME'] = env['SCRIPT_FILENAME']
+        env['COV_PHP_DIR'] = os.path.join(context.nominatim.src_dir, "lib")
+        env['COV_TEST_NAME'] = '%s:%s' % (context.scenario.filename, context.scenario.line)
+        env['SCRIPT_FILENAME'] = \
+                os.path.join(os.path.split(__file__)[0], 'cgi-with-coverage.php')
+        cmd.append(env['SCRIPT_FILENAME'])
+        env['PHP_CODE_COVERAGE_FILE'] = context.nominatim.next_code_coverage_file()
+    else:
+        cmd.append(env['SCRIPT_FILENAME'])
+
+    for k,v in params.items():
+        cmd.append("%s=%s" % (k, v))
+
+    proc = subprocess.Popen(cmd, cwd=context.nominatim.build_dir, env=env,
+                            stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+
+    (outp, err) = proc.communicate()
+    outp = outp.decode('utf-8')
+    err = err.decode("utf-8")
+
+    logger.debug("Result: \n===============================\n"
+                 + outp + "\n===============================\n")
+
+    assert_equals(0, proc.returncode,
+                  "%s failed with message: %s" % (
+                      os.path.basename(env['SCRIPT_FILENAME']),
+                      err))
+
+    assert_equals(0, len(err), "Unexpected PHP error: %s" % (err))
+
+    if outp.startswith('Status: '):
+        status = int(outp[8:11])
+    else:
+        status = 200
+
+    content_start = outp.find('\r\n\r\n')
+
+    return outp[content_start + 4:], status
+
+@given(u'the HTTP header')
+def add_http_header(context):
+    if not hasattr(context, 'http_headers'):
+        context.http_headers = {}
+
+    for h in context.table.headings:
+        envvar = 'HTTP_' + h.upper().replace('-', '_')
+        context.http_headers[envvar] = context.table[0][h]
+
+
+@when(u'sending (?P<fmt>\S+ )?search query "(?P<query>.*)"(?P<addr> with address)?')
+def website_search_request(context, fmt, query, addr):
+    params = {}
+    if query:
+        params['q'] = query
+    if addr is not None:
+        params['addressdetails'] = '1'
+
+    outp, status = send_api_query('search', params, fmt, context)
+
+    if fmt is None:
+        outfmt = 'html'
+    elif fmt == 'jsonv2 ':
+        outfmt = 'json'
+    else:
+        outfmt = fmt.strip()
+
+    context.response = SearchResponse(outp, outfmt, status)
+
+@when(u'sending (?P<fmt>\S+ )?reverse coordinates (?P<lat>.+)?,(?P<lon>.+)?')
+def website_reverse_request(context, fmt, lat, lon):
+    params = {}
+    if lat is not None:
+        params['lat'] = lat
+    if lon is not None:
+        params['lon'] = lon
+
+    outp, status = send_api_query('reverse', params, fmt, context)
+
+    if fmt is None:
+        outfmt = 'xml'
+    elif fmt == 'jsonv2 ':
+        outfmt = 'json'
+    else:
+        outfmt = fmt.strip()
+
+    context.response = ReverseResponse(outp, outfmt, status)
+
+@when(u'sending (?P<fmt>\S+ )?details query for (?P<query>.*)')
+def website_details_request(context, fmt, query):
+    params = {}
+    if query[0] in 'NWR':
+        params['osmtype'] = query[0]
+        params['osmid'] = query[1:]
+    else:
+        params['place_id'] = query
+    outp, status = send_api_query('details', params, fmt, context)
+
+    if fmt is None:
+        outfmt = 'html'
+    else:
+        outfmt = fmt.strip()
+
+    context.response = DetailsResponse(outp, outfmt, status)
+
+@when(u'sending (?P<fmt>\S+ )?lookup query for (?P<query>.*)')
+def website_lookup_request(context, fmt, query):
+    params = { 'osm_ids' : query }
+    outp, status = send_api_query('lookup', params, fmt, context)
+
+    if fmt == 'json ':
+        outfmt = 'json'
+    elif fmt == 'jsonv2 ':
+        outfmt = 'json'
+    elif fmt == 'geojson ':
+        outfmt = 'geojson'
+    elif fmt == 'geocodejson ':
+        outfmt = 'geocodejson'
+    else:
+        outfmt = 'xml'
+
+    context.response = SearchResponse(outp, outfmt, status)
+
+@when(u'sending (?P<fmt>\S+ )?status query')
+def website_status_request(context, fmt):
+    params = {}
+    outp, status = send_api_query('status', params, fmt, context)
+
+    if fmt is None:
+        outfmt = 'text'
+    else:
+        outfmt = fmt.strip()
+
+    context.response = StatusResponse(outp, outfmt, status)
+
+@step(u'(?P<operator>less than|more than|exactly|at least|at most) (?P<number>\d+) results? (?:is|are) returned')
+def validate_result_number(context, operator, number):
+    eq_(context.response.errorcode, 200)
+    numres = len(context.response.result)
+    ok_(compare(operator, numres, int(number)),
+        "Bad number of results: expected %s %s, got %d." % (operator, number, numres))
+
+@then(u'a HTTP (?P<status>\d+) is returned')
+def check_http_return_status(context, status):
+    eq_(context.response.errorcode, int(status))
+
+@then(u'the page contents equals "(?P<text>.+)"')
+def check_page_content_equals(context, text):
+    eq_(context.response.page, text)
+
+@then(u'the result is valid (?P<fmt>\w+)')
+def step_impl(context, fmt):
+    context.execute_steps("Then a HTTP 200 is returned")
+    eq_(context.response.format, fmt)
+
+@then(u'a (?P<fmt>\w+) user error is returned')
+def check_page_error(context, fmt):
+    context.execute_steps("Then a HTTP 400 is returned")
+    eq_(context.response.format, fmt)
+
+    if fmt == 'html':
+        assert_is_not_none(re.search(r'<html( |>).+</html>', context.response.page, re.DOTALL))
+    elif fmt == 'xml':
+        assert_is_not_none(re.search(r'<error>.+</error>', context.response.page, re.DOTALL))
+    else:
+        assert_is_not_none(re.search(r'({"error":)', context.response.page, re.DOTALL))
+
+@then(u'result header contains')
+def check_header_attr(context):
+    for line in context.table:
+        assert_is_not_none(re.fullmatch(line['value'], context.response.header[line['attr']]),
+                     "attribute '%s': expected: '%s', got '%s'"
+                       % (line['attr'], line['value'],
+                          context.response.header[line['attr']]))
+
+@then(u'result header has (?P<neg>not )?attributes (?P<attrs>.*)')
+def check_header_no_attr(context, neg, attrs):
+    for attr in attrs.split(','):
+        if neg:
+            assert_not_in(attr, context.response.header)
+        else:
+            assert_in(attr, context.response.header)
+
+@then(u'results contain')
+def step_impl(context):
+    context.execute_steps("then at least 1 result is returned")
+
+    for line in context.table:
+        context.response.match_row(line)
+
+@then(u'result (?P<lid>\d+ )?has (?P<neg>not )?attributes (?P<attrs>.*)')
+def validate_attributes(context, lid, neg, attrs):
+    if lid is None:
+        idx = range(len(context.response.result))
+        context.execute_steps("then at least 1 result is returned")
+    else:
+        idx = [int(lid.strip())]
+        context.execute_steps("then more than %sresults are returned" % lid)
+
+    for i in idx:
+        for attr in attrs.split(','):
+            if neg:
+                assert_not_in(attr, context.response.result[i])
+            else:
+                assert_in(attr, context.response.result[i])
+
+@then(u'result addresses contain')
+def step_impl(context):
+    context.execute_steps("then at least 1 result is returned")
+
+    if 'ID' not in context.table.headings:
+        addr_parts = context.response.property_list('address')
+
+    for line in context.table:
+        if 'ID' in context.table.headings:
+            addr_parts = [dict(context.response.result[int(line['ID'])]['address'])]
+
+        for h in context.table.headings:
+            if h != 'ID':
+                for p in addr_parts:
+                    assert_in(h, p)
+                    assert_equal(p[h], line[h], "Bad address value for %s" % h)
+
+@then(u'address of result (?P<lid>\d+) has(?P<neg> no)? types (?P<attrs>.*)')
+def check_address(context, lid, neg, attrs):
+    context.execute_steps("then more than %s results are returned" % lid)
+
+    addr_parts = context.response.result[int(lid)]['address']
+
+    for attr in attrs.split(','):
+        if neg:
+            assert_not_in(attr, addr_parts)
+        else:
+            assert_in(attr, addr_parts)
+
+@then(u'address of result (?P<lid>\d+) is')
+def check_address(context, lid):
+    context.execute_steps("then more than %s results are returned" % lid)
+
+    addr_parts = dict(context.response.result[int(lid)]['address'])
+
+    for line in context.table:
+        assert_in(line['type'], addr_parts)
+        assert_equal(addr_parts[line['type']], line['value'],
+                     "Bad address value for %s" % line['type'])
+        del addr_parts[line['type']]
+
+    eq_(0, len(addr_parts), "Additional address parts found: %s" % str(addr_parts))
+
+@then(u'result (?P<lid>\d+ )?has bounding box in (?P<coords>[\d,.-]+)')
+def step_impl(context, lid, coords):
+    if lid is None:
+        context.execute_steps("then at least 1 result is returned")
+        bboxes = context.response.property_list('boundingbox')
+    else:
+        context.execute_steps("then more than %sresults are returned" % lid)
+        bboxes = [ context.response.result[int(lid)]['boundingbox']]
+
+    coord = [ float(x) for x in coords.split(',') ]
+
+    for bbox in bboxes:
+        if isinstance(bbox, str):
+            bbox = bbox.split(',')
+        bbox = [ float(x) for x in bbox ]
+
+        assert_greater_equal(bbox[0], coord[0])
+        assert_less_equal(bbox[1], coord[1])
+        assert_greater_equal(bbox[2], coord[2])
+        assert_less_equal(bbox[3], coord[3])
+
+@then(u'result (?P<lid>\d+ )?has centroid in (?P<coords>[\d,.-]+)')
+def step_impl(context, lid, coords):
+    if lid is None:
+        context.execute_steps("then at least 1 result is returned")
+        bboxes = zip(context.response.property_list('lat'),
+                     context.response.property_list('lon'))
+    else:
+        context.execute_steps("then more than %sresults are returned" % lid)
+        res = context.response.result[int(lid)]
+        bboxes = [ (res['lat'], res['lon']) ]
+
+    coord = [ float(x) for x in coords.split(',') ]
+
+    for lat, lon in bboxes:
+        lat = float(lat)
+        lon = float(lon)
+        assert_greater_equal(lat, coord[0])
+        assert_less_equal(lat, coord[1])
+        assert_greater_equal(lon, coord[2])
+        assert_less_equal(lon, coord[3])
+
+@then(u'there are(?P<neg> no)? duplicates')
+def check_for_duplicates(context, neg):
+    context.execute_steps("then at least 1 result is returned")
+
+    resarr = set()
+    has_dupe = False
+
+    for res in context.response.result:
+        dup = (res['osm_type'], res['class'], res['type'], res['display_name'])
+        if dup in resarr:
+            has_dupe = True
+            break
+        resarr.add(dup)
+
+    if neg:
+        assert not has_dupe, "Found duplicate for %s" % (dup, )
+    else:
+        assert has_dupe, "No duplicates found"