413 lines
14 KiB
Python
413 lines
14 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2016-2021 Ryan Roden-Corrent (rcorre) <ryan@rcorre.net>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# qutebrowser is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <https://www.gnu.org/licenses/>.
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"""Test the SQL API."""
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import pytest
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import hypothesis
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from hypothesis import strategies
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from PyQt5.QtSql import QSqlDatabase, QSqlError, QSqlQuery
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from qutebrowser.misc import sql
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pytestmark = pytest.mark.usefixtures('data_tmpdir')
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class TestUserVersion:
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@pytest.mark.parametrize('val, major, minor', [
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(0x0008_0001, 8, 1),
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(0x7FFF_FFFF, 0x7FFF, 0xFFFF),
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])
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def test_from_int(self, val, major, minor):
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version = sql.UserVersion.from_int(val)
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assert version.major == major
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assert version.minor == minor
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@pytest.mark.parametrize('major, minor, val', [
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(8, 1, 0x0008_0001),
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(0x7FFF, 0xFFFF, 0x7FFF_FFFF),
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])
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def test_to_int(self, major, minor, val):
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version = sql.UserVersion(major, minor)
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assert version.to_int() == val
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@pytest.mark.parametrize('val', [0x8000_0000, -1])
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def test_from_int_invalid(self, val):
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with pytest.raises(AssertionError):
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sql.UserVersion.from_int(val)
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@pytest.mark.parametrize('major, minor', [
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(-1, 0),
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(0, -1),
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(0, 0x10000),
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(0x8000, 0),
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])
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def test_to_int_invalid(self, major, minor):
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version = sql.UserVersion(major, minor)
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with pytest.raises(AssertionError):
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version.to_int()
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@hypothesis.given(val=strategies.integers(min_value=0, max_value=0x7FFF_FFFF))
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def test_from_int_hypothesis(self, val):
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version = sql.UserVersion.from_int(val)
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assert version.to_int() == val
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@hypothesis.given(
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major=strategies.integers(min_value=0, max_value=0x7FFF),
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minor=strategies.integers(min_value=0, max_value=0xFFFF)
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)
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def test_to_int_hypothesis(self, major, minor):
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version = sql.UserVersion(major, minor)
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assert version.from_int(version.to_int()) == version
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@pytest.mark.parametrize('klass', [sql.KnownError, sql.BugError])
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def test_sqlerror(klass):
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text = "Hello World"
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err = klass(text)
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assert str(err) == text
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assert err.text() == text
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class TestSqlError:
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@pytest.mark.parametrize('error_code, exception', [
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(sql.SqliteErrorCode.BUSY, sql.KnownError),
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(sql.SqliteErrorCode.CONSTRAINT, sql.BugError),
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])
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def test_known(self, error_code, exception):
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sql_err = QSqlError("driver text", "db text", QSqlError.UnknownError,
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error_code)
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with pytest.raises(exception):
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sql.raise_sqlite_error("Message", sql_err)
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def test_logging(self, caplog):
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sql_err = QSqlError("driver text", "db text", QSqlError.UnknownError, '23')
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with pytest.raises(sql.BugError):
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sql.raise_sqlite_error("Message", sql_err)
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expected = ['SQL error:',
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'type: UnknownError',
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'database text: db text',
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'driver text: driver text',
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'error code: 23']
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assert caplog.messages == expected
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@pytest.mark.parametrize('klass', [sql.KnownError, sql.BugError])
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def test_text(self, klass):
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sql_err = QSqlError("driver text", "db text")
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err = klass("Message", sql_err)
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assert err.text() == "db text"
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def test_init_table(database):
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database.table('Foo', ['name', 'val', 'lucky'])
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# should not error if table already exists
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database.table('Foo', ['name', 'val', 'lucky'])
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def test_insert(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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with qtbot.wait_signal(table.changed):
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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with qtbot.wait_signal(table.changed):
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table.insert({'name': 'wan', 'val': 1, 'lucky': False})
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def test_insert_replace(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'],
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constraints={'name': 'PRIMARY KEY'})
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with qtbot.wait_signal(table.changed):
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table.insert({'name': 'one', 'val': 1, 'lucky': False}, replace=True)
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with qtbot.wait_signal(table.changed):
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table.insert({'name': 'one', 'val': 11, 'lucky': True}, replace=True)
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assert list(table) == [('one', 11, True)]
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with pytest.raises(sql.BugError):
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table.insert({'name': 'one', 'val': 11, 'lucky': True}, replace=False)
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def test_insert_batch(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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with qtbot.wait_signal(table.changed):
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table.insert_batch({'name': ['one', 'nine', 'thirteen'],
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'val': [1, 9, 13],
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'lucky': [False, False, True]})
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assert list(table) == [('one', 1, False),
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('nine', 9, False),
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('thirteen', 13, True)]
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def test_insert_batch_replace(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'],
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constraints={'name': 'PRIMARY KEY'})
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with qtbot.wait_signal(table.changed):
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table.insert_batch({'name': ['one', 'nine', 'thirteen'],
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'val': [1, 9, 13],
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'lucky': [False, False, True]})
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with qtbot.wait_signal(table.changed):
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table.insert_batch({'name': ['one', 'nine'],
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'val': [11, 19],
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'lucky': [True, True]},
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replace=True)
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assert list(table) == [('thirteen', 13, True),
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('one', 11, True),
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('nine', 19, True)]
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with pytest.raises(sql.BugError):
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table.insert_batch({'name': ['one', 'nine'],
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'val': [11, 19],
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'lucky': [True, True]})
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def test_iter(database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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table.insert({'name': 'nine', 'val': 9, 'lucky': False})
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table.insert({'name': 'thirteen', 'val': 13, 'lucky': True})
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assert list(table) == [('one', 1, False),
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('nine', 9, False),
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('thirteen', 13, True)]
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@pytest.mark.parametrize('rows, sort_by, sort_order, limit, result', [
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([{"a": 2, "b": 5}, {"a": 1, "b": 6}, {"a": 3, "b": 4}], 'a', 'asc', 5,
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[(1, 6), (2, 5), (3, 4)]),
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([{"a": 2, "b": 5}, {"a": 1, "b": 6}, {"a": 3, "b": 4}], 'a', 'desc', 3,
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[(3, 4), (2, 5), (1, 6)]),
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([{"a": 2, "b": 5}, {"a": 1, "b": 6}, {"a": 3, "b": 4}], 'b', 'desc', 2,
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[(1, 6), (2, 5)]),
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([{"a": 2, "b": 5}, {"a": 1, "b": 6}, {"a": 3, "b": 4}], 'a', 'asc', -1,
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[(1, 6), (2, 5), (3, 4)]),
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])
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def test_select(rows, sort_by, sort_order, limit, result, database):
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table = database.table('Foo', ['a', 'b'])
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for row in rows:
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table.insert(row)
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assert list(table.select(sort_by, sort_order, limit)) == result
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def test_delete(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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table.insert({'name': 'nine', 'val': 9, 'lucky': False})
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table.insert({'name': 'thirteen', 'val': 13, 'lucky': True})
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with pytest.raises(KeyError):
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table.delete('name', 'nope')
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with qtbot.wait_signal(table.changed):
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table.delete('name', 'thirteen')
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assert list(table) == [('one', 1, False), ('nine', 9, False)]
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with qtbot.wait_signal(table.changed):
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table.delete('lucky', False)
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assert not list(table)
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def test_len(database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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assert len(table) == 0
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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assert len(table) == 1
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table.insert({'name': 'nine', 'val': 9, 'lucky': False})
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assert len(table) == 2
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table.insert({'name': 'thirteen', 'val': 13, 'lucky': True})
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assert len(table) == 3
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def test_bool(database):
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table = database.table('Foo', ['name'])
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assert not table
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table.insert({'name': 'one'})
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assert table
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def test_bool_benchmark(benchmark, database):
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table = database.table('Foo', ['number'])
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# Simulate a history table
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table.create_index('NumberIndex', 'number')
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table.insert_batch({'number': [str(i) for i in range(100_000)]})
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def run():
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assert table
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benchmark(run)
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def test_contains(database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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table.insert({'name': 'nine', 'val': 9, 'lucky': False})
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table.insert({'name': 'thirteen', 'val': 13, 'lucky': True})
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name_query = table.contains_query('name')
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val_query = table.contains_query('val')
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lucky_query = table.contains_query('lucky')
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assert name_query.run(val='one').value()
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assert name_query.run(val='thirteen').value()
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assert val_query.run(val=9).value()
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assert lucky_query.run(val=False).value()
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assert lucky_query.run(val=True).value()
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assert not name_query.run(val='oone').value()
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assert not name_query.run(val=1).value()
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assert not name_query.run(val='*').value()
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assert not val_query.run(val=10).value()
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def test_delete_all(qtbot, database):
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table = database.table('Foo', ['name', 'val', 'lucky'])
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table.insert({'name': 'one', 'val': 1, 'lucky': False})
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table.insert({'name': 'nine', 'val': 9, 'lucky': False})
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table.insert({'name': 'thirteen', 'val': 13, 'lucky': True})
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with qtbot.wait_signal(table.changed):
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table.delete_all()
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assert list(table) == []
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def test_version():
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assert isinstance(sql.version(), str)
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class TestSqlQuery:
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def test_prepare_error(self, database):
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with pytest.raises(sql.BugError) as excinfo:
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database.query('invalid')
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expected = ('Failed to prepare query "invalid": "near "invalid": '
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'syntax error Unable to execute statement"')
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assert str(excinfo.value) == expected
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@pytest.mark.parametrize('forward_only', [True, False])
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def test_forward_only(self, forward_only, database):
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q = database.query('SELECT 0 WHERE 0', forward_only=forward_only)
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assert q.query.isForwardOnly() == forward_only
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def test_iter_inactive(self, database):
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q = database.query('SELECT 0')
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with pytest.raises(sql.BugError,
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match='Cannot iterate inactive query'):
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next(iter(q))
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def test_iter_empty(self, database):
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q = database.query('SELECT 0 AS col WHERE 0')
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q.run()
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with pytest.raises(StopIteration):
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next(iter(q))
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def test_iter(self, database):
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q = database.query('SELECT 0 AS col')
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q.run()
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result = next(iter(q))
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assert result.col == 0
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def test_iter_multiple(self, database):
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q = database.query('VALUES (1), (2), (3);')
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res = list(q.run())
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assert len(res) == 3
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assert res[0].column1 == 1
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def test_run_binding(self, database):
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q = database.query('SELECT :answer')
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q.run(answer=42)
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assert q.value() == 42
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def test_run_missing_binding(self, database):
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q = database.query('SELECT :answer')
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with pytest.raises(sql.BugError, match='Missing bound values!'):
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q.run()
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def test_run_batch(self, database):
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q = database.query('SELECT :answer')
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q.run_batch(values={'answer': [42]})
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assert q.value() == 42
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def test_run_batch_missing_binding(self, database):
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q = database.query('SELECT :answer')
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with pytest.raises(sql.BugError, match='Missing bound values!'):
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q.run_batch(values={})
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def test_value_missing(self, database):
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q = database.query('SELECT 0 WHERE 0')
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q.run()
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with pytest.raises(sql.BugError, match='No result for single-result query'):
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q.value()
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def test_num_rows_affected_not_active(self, database):
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with pytest.raises(AssertionError):
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q = database.query('SELECT 0')
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q.rows_affected()
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def test_num_rows_affected_select(self, database):
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with pytest.raises(AssertionError):
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q = database.query('SELECT 0')
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q.run()
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q.rows_affected()
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@pytest.mark.parametrize('condition', [0, 1])
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def test_num_rows_affected(self, condition, database):
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table = database.table('Foo', ['name'])
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table.insert({'name': 'helloworld'})
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q = database.query(f'DELETE FROM Foo WHERE {condition}')
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q.run()
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assert q.rows_affected() == condition
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def test_bound_values(self, database):
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q = database.query('SELECT :answer')
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q.run(answer=42)
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assert q.bound_values() == {':answer': 42}
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class TestTransaction:
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def test_successful_transaction(self, database):
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my_table = database.table('my_table', ['column'])
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with database.transaction():
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my_table.insert({'column': 1})
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my_table.insert({'column': 2})
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db2 = QSqlDatabase.addDatabase('QSQLITE', 'db2')
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db2.setDatabaseName(database.qt_database().databaseName())
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db2.open()
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query = QSqlQuery(db2)
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query.exec('select count(*) from my_table')
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query.next()
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assert query.record().value(0) == 0
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assert database.query('select count(*) from my_table').run().value() == 2
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def test_failed_transaction(self, database):
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my_table = database.table('my_table', ['column'])
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try:
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with database.transaction():
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my_table.insert({'column': 1})
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my_table.insert({'column': 2})
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raise Exception('something went horribly wrong')
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except Exception:
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pass
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assert database.query('select count(*) from my_table').run().value() == 0
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