old_contents: #!/usr/bin/env python
  
  from nose.tools import *
  from utilities import execution_path
  
  import os, mapnik2
  
  def setup():
      # All of the paths used are relative, if we run the tests
      # from another directory we need to chdir()
      os.chdir(execution_path('.'))
      
  def test_field_listing():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      fields = lyr.datasource.fields()
      eq_(fields, ['AREA', 'EAS_ID', 'PRFEDEA'])
  
  def test_total_feature_count_shp():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      num_feats = len(features)
      eq_(num_feats, 10)
  
  def test_total_feature_count_json():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Ogr(file='../data/json/points.json',layer_by_index=0)
      features = lyr.datasource.all_features()
      num_feats = len(features)
      eq_(num_feats, 3)
      
  def test_feature_envelope():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      for feat in features:
          env = feat.envelope()
          contains = lyr.envelope().contains(env)
          eq_(contains, True)
          intersects = lyr.envelope().contains(env)
          eq_(intersects, True)
  
  def test_feature_attributes():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      feat = features[0]
      attrs = {'PRFEDEA': u'35043411', 'EAS_ID': 168, 'AREA': 215229.266}
      eq_(feat.attributes, attrs)
      eq_(lyr.datasource.fields(),['AREA', 'EAS_ID', 'PRFEDEA'])
      eq_(lyr.datasource.field_types(),[float,int,str])
      
new_contents: #!/usr/bin/env python
  
  from nose.tools import *
  from utilities import execution_path
  
  import os, mapnik2
  
  def setup():
      # All of the paths used are relative, if we run the tests
      # from another directory we need to chdir()
      os.chdir(execution_path('.'))
      
  def test_field_listing():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      fields = lyr.datasource.fields()
      eq_(fields, ['AREA', 'EAS_ID', 'PRFEDEA'])
  
  def test_total_feature_count_shp():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      num_feats = len(features)
      eq_(num_feats, 10)
  
  def test_total_feature_count_json():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Ogr(file='../data/json/points.json',layer_by_index=0)
      features = lyr.datasource.all_features()
      num_feats = len(features)
      eq_(num_feats, 5)
  
  def test_reading_json_from_string():
      json = open('../data/json/points.json','r').read()
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Ogr(file=json,layer_by_index=0)
      features = lyr.datasource.all_features()
      num_feats = len(features)
      eq_(num_feats, 5)
      
  def test_feature_envelope():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      for feat in features:
          env = feat.envelope()
          contains = lyr.envelope().contains(env)
          eq_(contains, True)
          intersects = lyr.envelope().contains(env)
          eq_(intersects, True)
  
  def test_feature_attributes():
      lyr = mapnik2.Layer('test')
      lyr.datasource = mapnik2.Shapefile(file='../data/shp/poly.shp')
      features = lyr.datasource.all_features()
      feat = features[0]
      attrs = {'PRFEDEA': u'35043411', 'EAS_ID': 168, 'AREA': 215229.266}
      eq_(feat.attributes, attrs)
      eq_(lyr.datasource.fields(),['AREA', 'EAS_ID', 'PRFEDEA'])
      eq_(lyr.datasource.field_types(),[float,int,str])
      
subject: fix json test and add json from string test