def test_create_an_index_using_design_prefix(self):
"""
Test that a JSON index is created correctly in the remote database when
the ddoc id is already prefixed by '_design/'
"""
index = Index(self.db, '_design/ddoc001', 'index001', fields=['name', 'age'])
index.create()
self.assertEqual(index.design_document_id, '_design/ddoc001')
self.assertEqual(index.name, 'index001')
with DesignDocument(self.db, index.design_document_id) as ddoc:
self.assertEqual(ddoc['language'], 'query')
self.assertListEqual(list(ddoc['views'].keys()), ['index001'])
self.assertIsInstance(ddoc.get_view('index001'), QueryIndexView)
self.assertTrue(ddoc['_rev'].startswith('1-'))
self.assertEqual(ddoc,
{'_id': '_design/ddoc001',
'_rev': ddoc['_rev'],
'language': 'query',
'views': {'index001': {'map': {'fields': {'name': 'asc',
'age': 'asc'}},
'reduce': '_count',
'options': {'def': {'fields': ['name',
'age']},
'w': 2}}}}
)
def test_create_an_index_with_empty_ddoc_index_name(self):
"""
Test that a JSON index is created in the remote database.
"""
index = Index(self.db, '', '', fields=['name', 'age'])
index.create()
self.assertIsNotNone(index.design_document_id)
self.assertTrue(index.design_document_id.startswith('_design/'))
self.assertIsNotNone(index.name)
with DesignDocument(self.db, index.design_document_id) as ddoc:
self.assertEqual(ddoc['language'], 'query')
self.assertListEqual(list(ddoc['views'].keys()), [index.name])
self.assertIsInstance(ddoc.get_view(index.name), QueryIndexView)
self.assertTrue(ddoc['_rev'].startswith('1-'))
self.assertEqual(ddoc,
{'_id': index.design_document_id,
'_rev': ddoc['_rev'],
'language': 'query',
'views': {index.name: {'map': {'fields': {'name': 'asc',
'age': 'asc'}},
'reduce': '_count',
'options': {'def': {'fields': ['name',
'age']},
'w': 2}}}}
)
def test_deleting_index(self):
"""
Test that deleting an index works as expected.
"""
ddoc = DesignDocument(self.db, '_design/ddoc001')
self.assertFalse(ddoc.exists())
index = Index(self.db, 'ddoc001', 'index001', fields=['name', 'age'])
index.create()
self.assertTrue(ddoc.exists())
index.delete()
self.assertFalse(ddoc.exists())
def test_create_fails_due_to_index_name_validation(self):
"""
Ensure that if the index name is not a string the create call fails.
"""
index = Index(self.db, 'ddoc001', ['index001'], fields=['name', 'age'])
with self.assertRaises(CloudantArgumentError) as cm:
index.create()
err = cm.exception
self.assertEqual(
str(err),
'The index name: [\'index001\'] is not a string.'
)
def test_index_via_query(self):
"""
Test that a created index will produce expected query results.
"""
index = Index(self.db, 'ddoc001', 'index001', fields=['age'])
index.create()
self.populate_db_with_documents(100)
query = Query(self.db)
resp = query(
fields=['name', 'age'],
selector={'age': {'$eq': 6}}
)
self.assertEqual(resp['docs'], [{'name': 'julia', 'age': 6}])
def test_create_fails_due_to_def_validation(self):
"""
Ensure that if the index definition contains anything other than
"fields" the create call fails.
"""
index = Index(self.db, fields=['name', 'age'], selector={})
with self.assertRaises(CloudantArgumentError) as cm:
index.create()
err = cm.exception
self.assertEqual(
str(err), (
'{0} provided as argument(s). A JSON index requires that '
'only a \'fields\' argument is provided.'
).format({'fields': ['name', 'age'], 'selector': {}})
)
def test_index_usage_via_query(self):
"""
Test that a query will fail if the indexes that exist do not satisfy the
query selector.
"""
index = Index(self.db, 'ddoc001', 'index001', fields=['name'])
index.create()
self.populate_db_with_documents(100)
query = Query(self.db)
with self.assertRaises(requests.HTTPError) as cm:
resp = query(
fields=['name', 'age'],
selector={'age': {'$eq': 6}}
)
err = cm.exception
self.assertEqual(err.response.status_code, 400)
