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# Copyright 2017 Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
import unittest
import vmdb
class StepRunnerListTests(unittest.TestCase):
def test_is_empty_initially(self):
steps = vmdb.StepRunnerList()
self.assertEqual(len(steps), 0)
def test_adds_a_runner(self):
steps = vmdb.StepRunnerList()
runner = DummyStepRunner()
steps.add(runner)
self.assertEqual(len(steps), 1)
def test_finds_correct_runner(self):
steps = vmdb.StepRunnerList()
keyspec = {"foo": str, "bar": str}
runner = DummyStepRunner(keyspec=keyspec)
steps.add(runner)
found = steps.find({"foo": "foo", "bar": "bar"})
self.assertEqual(runner, found)
def test_raises_error_if_runner_not_found(self):
steps = vmdb.StepRunnerList()
keyspec = {"foo": str, "bar": str}
runner = DummyStepRunner(keyspec=keyspec)
steps.add(runner)
with self.assertRaises(vmdb.NoMatchingRunner):
steps.find({"foo": "foo"})
def test_raises_error_if_wrong_step_key_values(self):
steps = vmdb.StepRunnerList()
keyspec = {"foo": str}
runner = DummyStepRunner(keyspec=keyspec)
steps.add(runner)
with self.assertRaises(vmdb.StepKeyWrongValueType):
steps.find({"foo": 42})
class DummyStepRunner(vmdb.StepRunnerInterface):
def __init__(self, keyspec=None):
self.keyspec = keyspec
def get_key_spec(self):
return self.keyspec
def run(self, *args):
pass
class StepRunnerGetKeyValuesTests(unittest.TestCase):
def test_returns_values_from_step_for_mandatory_keys(self):
keyspec = {"foo": str}
runner = DummyStepRunner(keyspec=keyspec)
self.assertEqual(runner.get_values({"foo": "bar"}), {"foo": "bar"})
def test_raises_error_for_missing_mandatory_key(self):
keyspec = {"foo": str}
runner = DummyStepRunner(keyspec=keyspec)
with self.assertRaises(vmdb.StepKeyMissing):
runner.get_values({})
def test_raises_error_for_wrong_type_of_value_for_mandatory_key(self):
keyspec = {"foo": str}
runner = DummyStepRunner(keyspec=keyspec)
with self.assertRaises(vmdb.StepKeyWrongValueType):
runner.get_values({"foo": 42})
def test_returns_default_value_for_missing_optional_key(self):
keyspec = {"foo": "bar"}
runner = DummyStepRunner(keyspec=keyspec)
self.assertEqual(runner.get_values({}), {"foo": "bar"})
def test_returns_actual_value_for_optional_key(self):
keyspec = {"foo": "bar"}
runner = DummyStepRunner(keyspec=keyspec)
self.assertEqual(runner.get_values({"foo": "yo"}), {"foo": "yo"})
def test_raises_error_for_wrong_type_of_value_for_optional_key(self):
keyspec = {"foo": "bar"}
runner = DummyStepRunner(keyspec=keyspec)
with self.assertRaises(vmdb.StepKeyWrongValueType):
runner.get_values({"foo": 42})
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