taskwarrior/test/feature.559.test.py
Dustin J. Mitchell 4ff63a7960
Use TaskChampion 0.7.0, now via cxx instead of hand-rolled FFI (#3588)
TC 0.7.0 introduces a new `TaskData` type that maps to Taskwarrior's
`Task` type more cleanly. It also introduces the idea of gathering lists
of operations and "committing" them to a replica.

A consequence of this change is that TaskChampion no longer
automatically maintains dependency information, so Taskwarrior must do
so, with its `TDB2::dependency_sync` method. This method does a very
similar thing to what TaskChampion had been doing, so this is a shift of
responsibility but not a major performance difference.

Cxx is .. not great. It is missing a lot of useful things that make a
general-purpose bridge impractical:

 - no support for trait objects
 - no support for `Option<T>` (https://github.com/dtolnay/cxx/issues/87)
 - no support for `Vec<Box<..>>`

As a result, some creativity is required in writing the bridge, for
example returning a `Vec<OptionTaskData>` from `all_task_data` to allow
individual `TaskData` values to be "taken" from the vector.

That said, Cxx is the current state-of-the-art, and does a good job of
ensuring memory safety, at the cost of some slightly awkward APIs.

Subsequent work can remove the "TDB2" layer and allow commands and other
parts of Taskwarrior to interface directly with the `Replica`.
2024-08-11 02:06:00 +00:00

85 lines
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Python
Executable file

#!/usr/bin/env python3
###############################################################################
#
# Copyright 2006 - 2021, Tomas Babej, Paul Beckingham, Federico Hernandez.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
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# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# https://www.opensource.org/licenses/mit-license.php
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###############################################################################
import sys
import os
import re
import unittest
# Ensure python finds the local simpletap module
sys.path.append(os.path.dirname(os.path.abspath(__file__)))
from basetest import Task, TestCase
class TestFeature559(TestCase):
def setUp(self):
self.t = Task()
self.t.config("exit.on.missing.db", "1")
# NOTE the framework uses TASKDATA and TASKRC to tell taskwarrior where
# data is stored. Since these env variables take precedence over
# command-line specified options, overriding rc.data.location has no
# effect.
# In order to test rc.exit.on.missing.db we must unset the env vars and
# point taskwarrior to the configuration files via rc:override.
del self.t.env["TASKDATA"]
del self.t.env["TASKRC"]
# Inject rc:taskrc before any command used in this client
# NOTE This will break if self.t.faketime() is used
self.t._command.append("rc:{0}".format(self.t.taskrc))
def test_exit_on_missing_db(self):
"""Missing db causes exit when rc.exit.on.missing.db=yes"""
self.t("add footask")
code, out, err = self.t("list")
self.assertIn("footask", out)
self.assertNotIn("Error", out)
self.assertNotIn("Error", err)
code, out, err = self.t.runError("rc.data.location=locationdoesnotexist list")
self.assertNotIn("footask", out)
self.assertNotIn("Error", out)
self.assertRegex(
err,
re.compile(
"unable to open database file:.*Unable to open the database file",
re.DOTALL,
),
)
if __name__ == "__main__":
from simpletap import TAPTestRunner
unittest.main(testRunner=TAPTestRunner())
# vim: ai sts=4 et sw=4 ft=python