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test_env.py
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test_env.py
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"""Test the get_env_vars function"""
import os
import unittest
from unittest.mock import patch
from env import EnvVars, get_env_vars
BODY = "example CONTRIBUTING file contents"
ORGANIZATION = "Organization01"
REPOS_JSON_LOCATION = "repos.json"
TITLE = "New CONTRIBUTING file"
TOKEN = "Token01"
class TestEnv(unittest.TestCase):
"""Test the get_env_vars function"""
def setUp(self):
env_keys = [
"GH_ACTOR",
"GH_APP_ID",
"GH_APP_INSTALLATION_ID",
"GH_APP_PRIVATE_KEY",
"GH_ENTERPRISE_URL",
"GH_TOKEN",
"ORGANIZATION",
"PR_BODY",
"PR_TITLE",
"REPOS_JSON_LOCATION",
]
for key in env_keys:
if key in os.environ:
del os.environ[key]
@patch.dict(
os.environ,
{
"GH_ACTOR": "",
"GH_APP_ID": "",
"GH_APP_INSTALLATION_ID": "",
"GH_APP_PRIVATE_KEY": "",
"GH_ENTERPRISE_URL": "",
"GH_TOKEN": TOKEN,
"ORGANIZATION": ORGANIZATION,
"PR_BODY": BODY,
"PR_TITLE": TITLE,
},
)
def test_get_env_vars_with_token(self):
"""Test that all environment variables are set correctly using a token"""
expected_result = EnvVars(
"",
None,
None,
b"",
"",
TOKEN,
ORGANIZATION,
BODY,
TITLE,
REPOS_JSON_LOCATION,
)
result = get_env_vars(True)
self.assertEqual(str(result), str(expected_result))
@patch.dict(
os.environ,
{
"GH_ACTOR": "",
"GH_APP_ID": "12345",
"GH_APP_INSTALLATION_ID": "678910",
"GH_APP_PRIVATE_KEY": "hello",
"GH_ENTERPRISE_URL": "",
"GH_TOKEN": "",
"ORGANIZATION": ORGANIZATION,
"PR_BODY": BODY,
"PR_TITLE": TITLE,
},
clear=True,
)
def test_get_env_vars_with_github_app(self):
"""Test that all environment variables are set correctly using github app authentication"""
expected_result = EnvVars(
"",
12345,
678910,
b"hello",
"",
"",
ORGANIZATION,
BODY,
TITLE,
REPOS_JSON_LOCATION,
)
result = get_env_vars(True)
self.assertEqual(str(result), str(expected_result))
@patch.dict(
os.environ,
{
"GH_ACTOR": "testactor",
"GH_APP_ID": "",
"GH_APP_INSTALLATION_ID": "",
"GH_APP_PRIVATE_KEY": "",
"GH_ENTERPRISE_URL": "testghe",
"GH_TOKEN": TOKEN,
"ORGANIZATION": ORGANIZATION,
"PR_BODY": BODY,
"PR_TITLE": TITLE,
"REPOS_JSON_LOCATION": "test/repos.json",
},
)
def test_get_env_vars_optional_values(self):
"""Test that optional values are set to their default values if not provided"""
expected_result = EnvVars(
"testactor",
None,
None,
b"",
"testghe",
TOKEN,
ORGANIZATION,
BODY,
TITLE,
"test/repos.json",
)
result = get_env_vars(True)
self.assertEqual(str(result), str(expected_result))
@patch.dict(os.environ, {})
def test_get_env_vars_missing_all_authentication(self):
"""Test that an error is raised if required authentication environment variables are not set"""
with self.assertRaises(ValueError) as context_manager:
get_env_vars()
the_exception = context_manager.exception
self.assertEqual(
str(the_exception),
"GH_TOKEN environment variable not set",
)
@patch.dict(
os.environ,
{
"GH_TOKEN": TOKEN,
},
)
def test_get_env_vars_missing_organization(self):
"""Test that an error is raised if required organization environment variables is not set"""
with self.assertRaises(ValueError) as context_manager:
get_env_vars()
the_exception = context_manager.exception
self.assertEqual(
str(the_exception),
"ORGANIZATION environment variable not set",
)
if __name__ == "__main__":
unittest.main()