def test_selected_columns(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add('foo')
buf.copy_out(temp_db_cursor, self.TABLE_NAME, columns=['colB'])
assert self.table_rows(temp_db_cursor) == {(None, 'foo')}
def test_all_columns(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add(3, 'hum')
buf.add(None, 'f\\t')
buf.copy_out(temp_db_cursor, self.TABLE_NAME)
assert self.table_rows(temp_db_cursor) == {(3, 'hum'), (None, 'f\\t')}
def test_json_object_special_chras(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add(1, json.dumps({'te\tst': 'va\nlue', 'nu"mber': None}))
buf.copy_out(temp_db_cursor, self.TABLE_NAME)
assert self.table_rows(temp_db_cursor) == \
{1: {'te\tst': 'va\nlue', 'nu"mber': None}}
def test_json_object(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add(1, json.dumps({'test': 'value', 'number': 1}))
buf.copy_out(temp_db_cursor, self.TABLE_NAME)
assert self.table_rows(temp_db_cursor) == \
{1: {'test': 'value', 'number': 1}}
def test_reordered_columns(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add('one', 1)
buf.add(' two ', 2)
buf.copy_out(temp_db_cursor,
self.TABLE_NAME,
columns=['colB', 'colA'])
assert self.table_rows(temp_db_cursor) == {(1, 'one'), (2, ' two ')}
def test_special_characters(self, temp_db_cursor):
with db_utils.CopyBuffer() as buf:
buf.add('foo\tbar')
buf.add('sun\nson')
buf.add('\\N')
buf.copy_out(temp_db_cursor, self.TABLE_NAME, columns=['colB'])
assert self.table_rows(temp_db_cursor) == {(None, 'foo\tbar'),
(None, 'sun\nson'),
(None, '\\N')}
def test_copybuffer_empty(self):
with db_utils.CopyBuffer() as buf:
buf.copy_out(None, "dummy")