def testColumnNames(self):
table = Table('census', self.schema).data(self.df)
self.assertEqual(len(table.column_names()), 22)
view = table.find({}, {'Information':True, 'State':True})
self.assertEqual(view.column_names(), ['Information', 'State'])
view2 = view.find({}, {'State':True})
self.assertEqual(view2.column_names(), ['State'])
def testColumnCount(self):
table = Table('census', self.schema).data(self.df)
self.assertEqual(table.column_count(), 22)
view = table.find({}, {'Information':True, 'State':True})
self.assertEqual(view.column_count(), 2)
view2 = view.find({}, {'State':True})
self.assertEqual(view2.column_count(), 1)
def testRowCount(self):
table = Table('census', self.schema).data(self.df)
self.assertEqual(table.row_count(), 51)
view = table.find({'$or':[{'State': 'NY'},{'State': 'DC'}]})
self.assertEqual(view.row_count(), 2)
view2 = view.find({'State': 'NY'})
self.assertEqual(view2.row_count(), 1)
def testIndexItems(self):
table = Table('census', self.schema).data(self.df)
table.insert({'State': 'DC', 'life_meaning':42})
view = table.find({'$or':[{'State': 'NY'},{'State': 'DC'}]})
self.assertIsInstance(view, TableView)
distincts = view.index_items()
self.assertEqual(len(distincts), 2)
for result in distincts:
self.assertIn(result, ['DC','NY'])
def testMultiFind(self):
table = Table('census', self.schema).data(self.df)
view = table.find({'$or':[{'State': 'NY'},{'State': 'DC'}]})
view2 = view.find({'Information':{'$gt': 200000}})
self.assertIsInstance(view, TableView)
for result in view.get_data():
self.assertIn(result['State'], ['DC','NY'])
for result in view2.get_data():
self.assertNotIn(result['State'], ['DC'])
def testInsert(self):
table = Table('census', self.schema).data(self.df)
c1 = table.row_count()
table.insert({'State': 'ES', 'life_meaning':42})
self.assertEqual(table.row_count() - c1, 1)
c2 = table.row_count()
table.insert([{'State': 'ES', 'life_meaning':42},
{'State': 'ES2', 'life_meaning':42},])
self.assertEqual(table.row_count() - c2, 2)
view = table.find({'life_meaning': {'$exists':True}})
self.assertEqual(view.row_count(), 3)
self.assertEqual(table.find_one({'life_meaning': {'$exists':True}})['life_meaning'], 42)
def testDistinct(self):
table = Table('census', self.schema).data(self.df)
table.insert({'State': 'DC', 'life_meaning':42})
view = table.find({'$or':[{'State': 'NY'},{'State': 'DC'},{'State': 'CA'}]})
distincts = view.distinct('State')
self.assertEqual(len(distincts), 3)
for result in distincts:
self.assertIn(result, ['DC','NY','CA'])
distinct_view = view.distinct('State', as_view=True)
self.assertIsInstance(distinct_view, TableView)
result = distinct_view.get_data(outtype='c_list')
self.assertEqual(result, {'State': ['NY', 'DC', 'CA']})
view2 = view.find({'Information':{'$gt': 200000}})
result = view2.distinct('State')
self.assertEqual(result, ['NY', 'CA'])
def testFind(self):
table = Table('census', self.schema).data(self.df)
view = table.find({'$or':[{'State': 'NY'},{'State': 'DC'}]})
self.assertIsInstance(view, TableView)
for result in view.get_data():
self.assertIn(result['State'], ['DC','NY'])
def testRemove(self):
table = Table('census', self.schema).data(self.df)
query = {'State': 'DC'}
c1 = table.find(query).row_count()
table.remove(query)
self.assertGreater(c1, table.find(query).row_count())
