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#!/usr/bin/env python3
"""
Verify contents of .cirrus.yml meet specific expectations
"""
import sys
import os
import unittest
import yaml
# Assumes directory structure of this file relative to repo.
SCRIPT_DIRPATH = os.path.dirname(os.path.realpath(__file__))
REPO_ROOT = os.path.realpath(os.path.join(SCRIPT_DIRPATH, '../', '../'))
class TestCaseBase(unittest.TestCase):
CIRRUS_YAML = None
def setUp(self):
with open(os.path.join(REPO_ROOT, '.cirrus.yml')) as cirrus_yaml:
self.CIRRUS_YAML = yaml.safe_load(cirrus_yaml.read())
class TestDependsOn(TestCaseBase):
ALL_TASK_NAMES = None
SUCCESS_RELEASE = set(['success', 'release'])
def setUp(self):
super().setUp()
self.ALL_TASK_NAMES = set([key.replace('_task', '')
for key, _ in self.CIRRUS_YAML.items()
if key.endswith('_task')])
def test_dicts(self):
"""Expected dictionaries are present and non-empty"""
for name in ('success_task', 'release_task'):
# tests all names then show specific failures
with self.subTest(name=name):
self.assertIn(name, self.CIRRUS_YAML)
self.assertIn(name.replace('_task', ''), self.ALL_TASK_NAMES)
self.assertIn('depends_on', self.CIRRUS_YAML[name])
self.assertGreater(len(self.CIRRUS_YAML[name]['depends_on']), 0)
def _check_dep(self, name, task_name, deps):
# name includes '_task' suffix, task_name does not
msg=('Please add "{0}" to the "depends_on" list in "{1}"'
"".format(task_name, name))
self.assertIn(task_name, deps, msg=msg)
def test_depends(self):
"""Success and Release tasks depend on all other tasks"""
for name in ('success_task', 'release_task'):
deps = set(self.CIRRUS_YAML[name]['depends_on'])
for task_name in self.ALL_TASK_NAMES - self.SUCCESS_RELEASE:
with self.subTest(name=name, task_name=task_name):
self._check_dep(name, task_name, deps)
def test_release(self):
"""Release task must always execute last"""
deps = set(self.CIRRUS_YAML['release_task']['depends_on'])
self._check_dep('release_task', 'success', deps)
if __name__ == "__main__":
unittest.main()
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