tests/steps/api_setup.py

   1 """ Steps for setting up and sending API requests.
   2 """
   3
   4 from nose.tools import *
   5 from lettuce import *
   6 import urllib
   7 import urllib2
   8 import logging
   9
  10 logger = logging.getLogger(__name__)
  11
  12 def api_call(requesttype):
  13     world.json_callback = None
  14     data = urllib.urlencode(world.params)
  15     url = "%s/%s?%s" % (world.config.base_url, requesttype, data)
  16     req = urllib2.Request(url=url, headers=world.header)
  17     try:
  18         fd = urllib2.urlopen(req)
  19         world.page = fd.read()
  20         world.returncode = 200
  21     except urllib2.HTTPError, ex:
  22         world.returncode = ex.code
  23         world.page = None
  24         return
  25
  26     pageinfo = fd.info()
  27     assert_equal('utf-8', pageinfo.getparam('charset').lower())
  28     pagetype = pageinfo.gettype()
  29
  30     fmt = world.params.get('format')
  31     if fmt == 'html':
  32         assert_equals('text/html', pagetype)
  33         world.response_format = fmt
  34     elif fmt == 'xml':
  35         assert_equals('text/xml', pagetype)
  36         world.response_format = fmt
  37     elif fmt in ('json', 'jsonv2'):
  38         if 'json_callback' in world.params:
  39             world.json_callback = world.params['json_callback']
  40             assert world.page.startswith(world.json_callback + '(')
  41             assert world.page.endswith(')')
  42             world.page = world.page[(len(world.json_callback)+1):-1]
  43             assert_equals('application/javascript', pagetype)
  44         else:
  45             assert_equals('application/json', pagetype)
  46         world.response_format = 'json'
  47     else:
  48         if requesttype == 'reverse':
  49             assert_equals('text/xml', pagetype)
  50             world.response_format = 'xml'
  51         else:
  52             assert_equals('text/html', pagetype)
  53             world.response_format = 'html'
  54     logger.debug("Page received (%s):" % world.response_format)
  55     logger.debug(world.page)
  56
  57     api_setup_prepare_params(None)
  58
  59 @before.each_scenario
  60 def api_setup_prepare_params(scenario):
  61     world.results = []
  62     world.params = {}
  63     world.header = {}
  64
  65 @step(u'the request parameters$')
  66 def api_setup_parameters(step):
  67     """Define the parameters of the request as a hash.
  68        Resets parameter list.
  69     """
  70     world.params = step.hashes[0]
  71
  72 @step(u'the HTTP header$')
  73 def api_setup_parameters(step):
  74     """Define additional HTTP header parameters as a hash.
  75        Resets parameter list.
  76     """
  77     world.header = step.hashes[0]
  78
  79
  80 @step(u'sending( \w+)? search query "([^"]*)"( with address)?')
  81 def api_setup_search(step, fmt, query, doaddr):
  82     world.params['q'] = query.encode('utf8')
  83     if doaddr:
  84         world.params['addressdetails'] = 1
  85     if fmt:
  86         world.params['format'] = fmt.strip()
  87     api_call('search')
  88
  89 @step(u'sending( \w+)? structured query( with address)?$')
  90 def api_setup_structured_search(step, fmt, doaddr):
  91     world.params.update(step.hashes[0])
  92     if doaddr:
  93         world.params['addressdetails'] = 1
  94     if fmt:
  95         world.params['format'] = fmt.strip()
  96     api_call('search')
  97
  98 @step(u'looking up (\w+ )?coordinates ([-\d.]+),([-\d.]+)')
  99 def api_setup_reverse(step, fmt, lat, lon):
 100     world.params['lat'] = lat
 101     world.params['lon'] = lon
 102     if fmt and fmt.strip():
 103         world.params['format'] = fmt.strip()
 104     api_call('reverse')
 105
 106 @step(u'looking up details for ([NRW]?\d+)')
 107 def api_setup_details(step, obj):
 108     if obj[0] in ('N', 'R', 'W'):
 109         # an osm id
 110         world.params['osmtype']  = obj[0]
 111         world.params['osmid'] = obj[1:]
 112     else:
 113         world.params['place_id']  = obj
 114     api_call('details')