sqlite-utils/tests/test_constructor.py

72 lines
2 KiB
Python

from sqlite_utils import Database
from sqlite_utils.utils import sqlite3
import pytest
def test_recursive_triggers():
db = Database(memory=True)
assert db.execute("PRAGMA recursive_triggers").fetchone()[0]
def test_recursive_triggers_off():
db = Database(memory=True, recursive_triggers=False)
assert not db.execute("PRAGMA recursive_triggers").fetchone()[0]
def test_memory_name():
db1 = Database(memory_name="shared")
db2 = Database(memory_name="shared")
db1["dogs"].insert({"name": "Cleo"})
assert list(db2["dogs"].rows) == [{"name": "Cleo"}]
def test_sqlite_version():
db = Database(memory=True)
version = db.sqlite_version
assert isinstance(version, tuple)
as_string = ".".join(map(str, version))
actual = next(db.query("select sqlite_version() as v"))["v"]
assert actual == as_string
@pytest.mark.parametrize("memory", [True, False])
def test_database_close(tmpdir, memory):
if memory:
db = Database(memory=True)
else:
db = Database(str(tmpdir / "test.db"))
assert db.execute("select 1 + 1").fetchone()[0] == 2
db.close()
with pytest.raises(sqlite3.ProgrammingError):
db.execute("select 1 + 1")
def test_memory_attribute_for_memory_true():
db = Database(memory=True)
assert db.memory is True
assert db.memory_name is None
def test_memory_attribute_for_memory_name():
db = Database(memory_name="shared_attr")
assert db.memory is True
assert db.memory_name == "shared_attr"
def test_memory_attribute_for_memory_string_path():
db = Database(":memory:")
assert db.memory is True
assert db.memory_name is None
def test_memory_attribute_for_file_path(tmpdir):
db = Database(str(tmpdir / "file.db"))
assert db.memory is False
assert db.memory_name is None
def test_memory_attribute_for_existing_connection():
conn = sqlite3.connect(":memory:")
db = Database(conn)
assert db.memory is False
assert db.memory_name is None