More tests for the simple_* methods. (#16596)

Expand tests for the simple_* database methods, additionally
test against both PostgreSQL and SQLite variants.
This commit is contained in:
Patrick Cloke 2023-11-07 09:34:23 -05:00 committed by GitHub
parent 7e5d3b06fa
commit ec9ff389f4
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3 changed files with 633 additions and 27 deletions

1
changelog.d/16596.misc Normal file
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@ -0,0 +1 @@
Improve tests of the SQL generator.

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@ -2062,9 +2062,7 @@ class DatabasePool:
where_clause = "" where_clause = ""
# UPDATE mytable SET col1 = ?, col2 = ? WHERE col3 = ? AND col4 = ? # UPDATE mytable SET col1 = ?, col2 = ? WHERE col3 = ? AND col4 = ?
sql = f""" sql = f"UPDATE {table} SET {set_clause} {where_clause}"
UPDATE {table} SET {set_clause} {where_clause}
"""
txn.execute_batch(sql, args) txn.execute_batch(sql, args)
@ -2283,8 +2281,6 @@ class DatabasePool:
if not values: if not values:
return 0 return 0
sql = "DELETE FROM %s" % table
clause, values = make_in_list_sql_clause(txn.database_engine, column, values) clause, values = make_in_list_sql_clause(txn.database_engine, column, values)
clauses = [clause] clauses = [clause]
@ -2292,8 +2288,7 @@ class DatabasePool:
clauses.append("%s = ?" % (key,)) clauses.append("%s = ?" % (key,))
values.append(value) values.append(value)
if clauses: sql = "DELETE FROM %s WHERE %s" % (table, " AND ".join(clauses))
sql = "%s WHERE %s" % (sql, " AND ".join(clauses))
txn.execute(sql, values) txn.execute(sql, values)
return txn.rowcount return txn.rowcount

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@ -14,7 +14,7 @@
from collections import OrderedDict from collections import OrderedDict
from typing import Generator from typing import Generator
from unittest.mock import Mock from unittest.mock import Mock, call, patch
from twisted.internet import defer from twisted.internet import defer
@ -24,43 +24,90 @@ from synapse.storage.engines import create_engine
from tests import unittest from tests import unittest
from tests.server import TestHomeServer from tests.server import TestHomeServer
from tests.utils import default_config from tests.utils import USE_POSTGRES_FOR_TESTS, default_config
class SQLBaseStoreTestCase(unittest.TestCase): class SQLBaseStoreTestCase(unittest.TestCase):
"""Test the "simple" SQL generating methods in SQLBaseStore.""" """Test the "simple" SQL generating methods in SQLBaseStore."""
def setUp(self) -> None: def setUp(self) -> None:
self.db_pool = Mock(spec=["runInteraction"]) # This is the Twisted connection pool.
conn_pool = Mock(spec=["runInteraction", "runWithConnection"])
self.mock_txn = Mock() self.mock_txn = Mock()
if USE_POSTGRES_FOR_TESTS:
# To avoid testing psycopg2 itself, patch execute_batch/execute_values
# to assert how it is called.
from psycopg2 import extras
self.mock_execute_batch = Mock()
self.execute_batch_patcher = patch.object(
extras, "execute_batch", new=self.mock_execute_batch
)
self.execute_batch_patcher.start()
self.mock_execute_values = Mock()
self.execute_values_patcher = patch.object(
extras, "execute_values", new=self.mock_execute_values
)
self.execute_values_patcher.start()
self.mock_conn = Mock(
spec_set=[
"cursor",
"rollback",
"commit",
"closed",
"reconnect",
"set_session",
"encoding",
]
)
self.mock_conn.encoding = "UNICODE"
else:
self.mock_conn = Mock(spec_set=["cursor", "rollback", "commit"]) self.mock_conn = Mock(spec_set=["cursor", "rollback", "commit"])
self.mock_conn.cursor.return_value = self.mock_txn self.mock_conn.cursor.return_value = self.mock_txn
self.mock_txn.connection = self.mock_conn
self.mock_conn.rollback.return_value = None self.mock_conn.rollback.return_value = None
# Our fake runInteraction just runs synchronously inline # Our fake runInteraction just runs synchronously inline
def runInteraction(func, *args, **kwargs) -> defer.Deferred: # type: ignore[no-untyped-def] def runInteraction(func, *args, **kwargs) -> defer.Deferred: # type: ignore[no-untyped-def]
return defer.succeed(func(self.mock_txn, *args, **kwargs)) return defer.succeed(func(self.mock_txn, *args, **kwargs))
self.db_pool.runInteraction = runInteraction conn_pool.runInteraction = runInteraction
def runWithConnection(func, *args, **kwargs): # type: ignore[no-untyped-def] def runWithConnection(func, *args, **kwargs): # type: ignore[no-untyped-def]
return defer.succeed(func(self.mock_conn, *args, **kwargs)) return defer.succeed(func(self.mock_conn, *args, **kwargs))
self.db_pool.runWithConnection = runWithConnection conn_pool.runWithConnection = runWithConnection
config = default_config(name="test", parse=True) config = default_config(name="test", parse=True)
hs = TestHomeServer("test", config=config) hs = TestHomeServer("test", config=config)
sqlite_config = {"name": "sqlite3"} if USE_POSTGRES_FOR_TESTS:
engine = create_engine(sqlite_config) db_config = {"name": "psycopg2", "args": {}}
else:
db_config = {"name": "sqlite3"}
engine = create_engine(db_config)
fake_engine = Mock(wraps=engine) fake_engine = Mock(wraps=engine)
fake_engine.in_transaction.return_value = False fake_engine.in_transaction.return_value = False
fake_engine.module.OperationalError = engine.module.OperationalError
fake_engine.module.DatabaseError = engine.module.DatabaseError
fake_engine.module.IntegrityError = engine.module.IntegrityError
# Don't convert param style to make assertions easier.
fake_engine.convert_param_style = lambda sql: sql
# To fix isinstance(...) checks.
fake_engine.__class__ = engine.__class__ # type: ignore[assignment]
db = DatabasePool(Mock(), Mock(config=sqlite_config), fake_engine) db = DatabasePool(Mock(), Mock(config=db_config), fake_engine)
db._db_pool = self.db_pool db._db_pool = conn_pool
self.datastore = SQLBaseStore(db, None, hs) # type: ignore[arg-type] self.datastore = SQLBaseStore(db, None, hs) # type: ignore[arg-type]
def tearDown(self) -> None:
if USE_POSTGRES_FOR_TESTS:
self.execute_batch_patcher.stop()
self.execute_values_patcher.stop()
@defer.inlineCallbacks @defer.inlineCallbacks
def test_insert_1col(self) -> Generator["defer.Deferred[object]", object, None]: def test_insert_1col(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1 self.mock_txn.rowcount = 1
@ -71,7 +118,7 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
) )
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (columname) VALUES(?)", ("Value",) "INSERT INTO tablename (columname) VALUES(?)", ("Value",)
) )
@ -87,10 +134,73 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
) )
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (colA, colB, colC) VALUES(?, ?, ?)", (1, 2, 3) "INSERT INTO tablename (colA, colB, colC) VALUES(?, ?, ?)", (1, 2, 3)
) )
@defer.inlineCallbacks
def test_insert_many(self) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_insert_many(
table="tablename",
keys=(
"col1",
"col2",
),
values=[
(
"val1",
"val2",
),
("val3", "val4"),
],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_values.assert_called_once_with(
self.mock_txn,
"INSERT INTO tablename (col1, col2) VALUES ?",
[("val1", "val2"), ("val3", "val4")],
template=None,
fetch=False,
)
else:
self.mock_txn.executemany.assert_called_once_with(
"INSERT INTO tablename (col1, col2) VALUES(?, ?)",
[("val1", "val2"), ("val3", "val4")],
)
@defer.inlineCallbacks
def test_insert_many_no_iterable(
self,
) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_insert_many(
table="tablename",
keys=(
"col1",
"col2",
),
values=[],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_values.assert_called_once_with(
self.mock_txn,
"INSERT INTO tablename (col1, col2) VALUES ?",
[],
template=None,
fetch=False,
)
else:
self.mock_txn.executemany.assert_called_once_with(
"INSERT INTO tablename (col1, col2) VALUES(?, ?)", []
)
@defer.inlineCallbacks @defer.inlineCallbacks
def test_select_one_1col(self) -> Generator["defer.Deferred[object]", object, None]: def test_select_one_1col(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1 self.mock_txn.rowcount = 1
@ -103,7 +213,7 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
self.assertEqual("Value", value) self.assertEqual("Value", value)
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"SELECT retcol FROM tablename WHERE keycol = ?", ["TheKey"] "SELECT retcol FROM tablename WHERE keycol = ?", ["TheKey"]
) )
@ -121,7 +231,7 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
self.assertEqual({"colA": 1, "colB": 2, "colC": 3}, ret) self.assertEqual({"colA": 1, "colB": 2, "colC": 3}, ret)
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"SELECT colA, colB, colC FROM tablename WHERE keycol = ?", ["TheKey"] "SELECT colA, colB, colC FROM tablename WHERE keycol = ?", ["TheKey"]
) )
@ -156,10 +266,58 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
self.assertEqual([(1,), (2,), (3,)], ret) self.assertEqual([(1,), (2,), (3,)], ret)
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"SELECT colA FROM tablename WHERE keycol = ?", ["A set"] "SELECT colA FROM tablename WHERE keycol = ?", ["A set"]
) )
@defer.inlineCallbacks
def test_select_many_batch(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 3
self.mock_txn.fetchall.side_effect = [[(1,), (2,)], [(3,)]]
ret = yield defer.ensureDeferred(
self.datastore.db_pool.simple_select_many_batch(
table="tablename",
column="col1",
iterable=("val1", "val2", "val3"),
retcols=("col2",),
keyvalues={"col3": "val4"},
batch_size=2,
)
)
self.mock_txn.execute.assert_has_calls(
[
call(
"SELECT col2 FROM tablename WHERE col1 = ANY(?) AND col3 = ?",
[["val1", "val2"], "val4"],
),
call(
"SELECT col2 FROM tablename WHERE col1 = ANY(?) AND col3 = ?",
[["val3"], "val4"],
),
],
)
self.assertEqual([(1,), (2,), (3,)], ret)
def test_select_many_no_iterable(self) -> None:
self.mock_txn.rowcount = 3
self.mock_txn.fetchall.side_effect = [(1,), (2,)]
ret = self.datastore.db_pool.simple_select_many_txn(
self.mock_txn,
table="tablename",
column="col1",
iterable=(),
retcols=("col2",),
keyvalues={"col3": "val4"},
)
self.mock_txn.execute.assert_not_called()
self.assertEqual([], ret)
@defer.inlineCallbacks @defer.inlineCallbacks
def test_update_one_1col(self) -> Generator["defer.Deferred[object]", object, None]: def test_update_one_1col(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1 self.mock_txn.rowcount = 1
@ -172,7 +330,7 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
) )
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"UPDATE tablename SET columnname = ? WHERE keycol = ?", "UPDATE tablename SET columnname = ? WHERE keycol = ?",
["New Value", "TheKey"], ["New Value", "TheKey"],
) )
@ -191,11 +349,76 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
) )
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"UPDATE tablename SET colC = ?, colD = ? WHERE" " colA = ? AND colB = ?", "UPDATE tablename SET colC = ?, colD = ? WHERE" " colA = ? AND colB = ?",
[3, 4, 1, 2], [3, 4, 1, 2],
) )
@defer.inlineCallbacks
def test_update_many(self) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_update_many(
table="tablename",
key_names=("col1", "col2"),
key_values=[("val1", "val2")],
value_names=("col3",),
value_values=[("val3",)],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_batch.assert_called_once_with(
self.mock_txn,
"UPDATE tablename SET col3 = ? WHERE col1 = ? AND col2 = ?",
[("val3", "val1", "val2"), ("val3", "val1", "val2")],
)
else:
self.mock_txn.executemany.assert_called_once_with(
"UPDATE tablename SET col3 = ? WHERE col1 = ? AND col2 = ?",
[("val3", "val1", "val2"), ("val3", "val1", "val2")],
)
# key_values and value_values must be the same length.
with self.assertRaises(ValueError):
yield defer.ensureDeferred(
self.datastore.db_pool.simple_update_many(
table="tablename",
key_names=("col1", "col2"),
key_values=[("val1", "val2")],
value_names=("col3",),
value_values=[],
desc="",
)
)
@defer.inlineCallbacks
def test_update_many_no_values(
self,
) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_update_many(
table="tablename",
key_names=("col1", "col2"),
key_values=[],
value_names=("col3",),
value_values=[],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_batch.assert_called_once_with(
self.mock_txn,
"UPDATE tablename SET col3 = ? WHERE col1 = ? AND col2 = ?",
[],
)
else:
self.mock_txn.executemany.assert_called_once_with(
"UPDATE tablename SET col3 = ? WHERE col1 = ? AND col2 = ?",
[],
)
@defer.inlineCallbacks @defer.inlineCallbacks
def test_delete_one(self) -> Generator["defer.Deferred[object]", object, None]: def test_delete_one(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1 self.mock_txn.rowcount = 1
@ -206,6 +429,393 @@ class SQLBaseStoreTestCase(unittest.TestCase):
) )
) )
self.mock_txn.execute.assert_called_with( self.mock_txn.execute.assert_called_once_with(
"DELETE FROM tablename WHERE keycol = ?", ["Go away"] "DELETE FROM tablename WHERE keycol = ?", ["Go away"]
) )
@defer.inlineCallbacks
def test_delete_many(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 2
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_delete_many(
table="tablename",
column="col1",
iterable=("val1", "val2"),
keyvalues={"col2": "val3"},
desc="",
)
)
self.mock_txn.execute.assert_called_once_with(
"DELETE FROM tablename WHERE col1 = ANY(?) AND col2 = ?",
[["val1", "val2"], "val3"],
)
self.assertEqual(result, 2)
@defer.inlineCallbacks
def test_delete_many_no_iterable(
self,
) -> Generator["defer.Deferred[object]", object, None]:
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_delete_many(
table="tablename",
column="col1",
iterable=(),
keyvalues={"col2": "val3"},
desc="",
)
)
self.mock_txn.execute.assert_not_called()
self.assertEqual(result, 0)
@defer.inlineCallbacks
def test_delete_many_no_keyvalues(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 2
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_delete_many(
table="tablename",
column="col1",
iterable=("val1", "val2"),
keyvalues={},
desc="",
)
)
self.mock_txn.execute.assert_called_once_with(
"DELETE FROM tablename WHERE col1 = ANY(?)", [["val1", "val2"]]
)
self.assertEqual(result, 2)
@defer.inlineCallbacks
def test_upsert(self) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
)
)
self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (columnname, othercol) VALUES (?, ?) ON CONFLICT (columnname) DO UPDATE SET othercol=EXCLUDED.othercol",
["oldvalue", "newvalue"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_no_values(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "value"},
values={},
insertion_values={"columnname": "value"},
)
)
self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (columnname) VALUES (?) ON CONFLICT (columnname) DO NOTHING",
["value"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_with_insertion(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
insertion_values={"thirdcol": "insertionval"},
)
)
self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (columnname, thirdcol, othercol) VALUES (?, ?, ?) ON CONFLICT (columnname) DO UPDATE SET othercol=EXCLUDED.othercol",
["oldvalue", "insertionval", "newvalue"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_with_where(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
where_clause="thirdcol IS NULL",
)
)
self.mock_txn.execute.assert_called_once_with(
"INSERT INTO tablename (columnname, othercol) VALUES (?, ?) ON CONFLICT (columnname) WHERE thirdcol IS NULL DO UPDATE SET othercol=EXCLUDED.othercol",
["oldvalue", "newvalue"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_many(self) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert_many(
table="tablename",
key_names=["keycol1", "keycol2"],
key_values=[["keyval1", "keyval2"], ["keyval3", "keyval4"]],
value_names=["valuecol3"],
value_values=[["val5"], ["val6"]],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_values.assert_called_once_with(
self.mock_txn,
"INSERT INTO tablename (keycol1, keycol2, valuecol3) VALUES ? ON CONFLICT (keycol1, keycol2) DO UPDATE SET valuecol3=EXCLUDED.valuecol3",
[("keyval1", "keyval2", "val5"), ("keyval3", "keyval4", "val6")],
template=None,
fetch=False,
)
else:
self.mock_txn.executemany.assert_called_once_with(
"INSERT INTO tablename (keycol1, keycol2, valuecol3) VALUES (?, ?, ?) ON CONFLICT (keycol1, keycol2) DO UPDATE SET valuecol3=EXCLUDED.valuecol3",
[("keyval1", "keyval2", "val5"), ("keyval3", "keyval4", "val6")],
)
@defer.inlineCallbacks
def test_upsert_many_no_values(
self,
) -> Generator["defer.Deferred[object]", object, None]:
yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert_many(
table="tablename",
key_names=["columnname"],
key_values=[["oldvalue"]],
value_names=[],
value_values=[],
desc="",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_execute_values.assert_called_once_with(
self.mock_txn,
"INSERT INTO tablename (columnname) VALUES ? ON CONFLICT (columnname) DO NOTHING",
[("oldvalue",)],
template=None,
fetch=False,
)
else:
self.mock_txn.executemany.assert_called_once_with(
"INSERT INTO tablename (columnname) VALUES (?) ON CONFLICT (columnname) DO NOTHING",
[("oldvalue",)],
)
@defer.inlineCallbacks
def test_upsert_emulated_no_values_exists(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.fetchall.return_value = [(1,)]
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "value"},
values={},
insertion_values={"columnname": "value"},
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_txn.execute.assert_has_calls(
[
call("LOCK TABLE tablename in EXCLUSIVE MODE", ()),
call("SELECT 1 FROM tablename WHERE columnname = ?", ["value"]),
]
)
else:
self.mock_txn.execute.assert_called_once_with(
"SELECT 1 FROM tablename WHERE columnname = ?", ["value"]
)
self.assertFalse(result)
@defer.inlineCallbacks
def test_upsert_emulated_no_values_not_exists(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.fetchall.return_value = []
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "value"},
values={},
insertion_values={"columnname": "value"},
)
)
self.mock_txn.execute.assert_has_calls(
[
call(
"SELECT 1 FROM tablename WHERE columnname = ?",
["value"],
),
call("INSERT INTO tablename (columnname) VALUES (?)", ["value"]),
],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_emulated_with_insertion_exists(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
insertion_values={"thirdcol": "insertionval"},
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_txn.execute.assert_has_calls(
[
call("LOCK TABLE tablename in EXCLUSIVE MODE", ()),
call(
"UPDATE tablename SET othercol = ? WHERE columnname = ?",
["newvalue", "oldvalue"],
),
]
)
else:
self.mock_txn.execute.assert_called_once_with(
"UPDATE tablename SET othercol = ? WHERE columnname = ?",
["newvalue", "oldvalue"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_emulated_with_insertion_not_exists(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.rowcount = 0
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
insertion_values={"thirdcol": "insertionval"},
)
)
self.mock_txn.execute.assert_has_calls(
[
call(
"UPDATE tablename SET othercol = ? WHERE columnname = ?",
["newvalue", "oldvalue"],
),
call(
"INSERT INTO tablename (columnname, othercol, thirdcol) VALUES (?, ?, ?)",
["oldvalue", "newvalue", "insertionval"],
),
]
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_emulated_with_where(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={"othercol": "newvalue"},
where_clause="thirdcol IS NULL",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_txn.execute.assert_has_calls(
[
call("LOCK TABLE tablename in EXCLUSIVE MODE", ()),
call(
"UPDATE tablename SET othercol = ? WHERE columnname = ? AND thirdcol IS NULL",
["newvalue", "oldvalue"],
),
]
)
else:
self.mock_txn.execute.assert_called_once_with(
"UPDATE tablename SET othercol = ? WHERE columnname = ? AND thirdcol IS NULL",
["newvalue", "oldvalue"],
)
self.assertTrue(result)
@defer.inlineCallbacks
def test_upsert_emulated_with_where_no_values(
self,
) -> Generator["defer.Deferred[object]", object, None]:
self.datastore.db_pool._unsafe_to_upsert_tables.add("tablename")
self.mock_txn.rowcount = 1
result = yield defer.ensureDeferred(
self.datastore.db_pool.simple_upsert(
table="tablename",
keyvalues={"columnname": "oldvalue"},
values={},
where_clause="thirdcol IS NULL",
)
)
if USE_POSTGRES_FOR_TESTS:
self.mock_txn.execute.assert_has_calls(
[
call("LOCK TABLE tablename in EXCLUSIVE MODE", ()),
call(
"SELECT 1 FROM tablename WHERE columnname = ? AND thirdcol IS NULL",
["oldvalue"],
),
]
)
else:
self.mock_txn.execute.assert_called_once_with(
"SELECT 1 FROM tablename WHERE columnname = ? AND thirdcol IS NULL",
["oldvalue"],
)
self.assertFalse(result)