def METHOD_NAME(self):
    instance = make_instance(url_name='basic')
    specs = units(None, instance)
    self.assertIn('value_specs', specs)
    value_specs = specs['value_specs']
    self.assertEqual(len(value_specs), 4)
    s1, s2, s3, s4 = tuple(value_specs)
    self.assertEqual(s1.get('title'), 'Planting Site Fields')
    self.assertEqual(s2.get('title'), 'Tree Fields')
    self.assertEqual(s3.get('title'), 'Eco Benefits')
    self.assertEqual(s4.get('title'), 'Green Infrastructure')
    i1, i2, i3, i4 = \
        s1.get('items'), s2.get('items'), s3.get('items'), s4.get('items')
    self.assertEqual(len(i1), 2)
    self.assertEqual(len(i2), 3)
    self.assertEqual(len(i3), 5)
    self.assertEqual(len(i4), 2)
    self.assertEqual(i1[0].get('label'), 'Planting Site Width')
    self.assertEqual(i1[1].get('label'), 'Planting Site Length')
    self.assertEqual(i2[0].get('label'), 'Tree Diameter')
    self.assertEqual(i2[1].get('label'), 'Tree Height')
    self.assertEqual(i2[2].get('label'), 'Canopy Height')
    self.assertEqual(i3[0].get('label'), 'Energy conserved')
    self.assertEqual(i3[1].get('label'), 'Stormwater filtered')
    self.assertEqual(i3[2].get('label'), 'Air quality improved')
    self.assertEqual(i3[3].get('label'), 'Carbon dioxide removed')
    self.assertEqual(i3[4].get('label'), 'Carbon dioxide stored to date')
    self.assertEqual(i4[0].get('label'), 'Annual Rainfall')
    self.assertEqual(i4[1].get('label'), 'Area')