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Copy pathtest_lambda_config.py
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70 lines (58 loc) · 2.54 KB
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"""
Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
"""
import os
import unittest
from awslambdaric.lambda_config import LambdaConfigProvider
class TestLambdaConfigProvider(unittest.TestCase):
def setUp(self):
self.orig = os.environ.copy()
def tearDown(self):
os.environ.clear()
os.environ.update(self.orig)
def test_handler_property_and_missing(self):
cfg = LambdaConfigProvider(
["prog", "h.fn"], environ={"AWS_LAMBDA_RUNTIME_API": "a"}
)
self.assertEqual(cfg.handler, "h.fn")
with self.assertRaises(ValueError):
LambdaConfigProvider(["prog"], environ={"AWS_LAMBDA_RUNTIME_API": "a"})
def test_api_address_property_and_missing(self):
cfg = LambdaConfigProvider(
["prog", "h.fn"], environ={"AWS_LAMBDA_RUNTIME_API": "endpoint"}
)
self.assertEqual(cfg.api_address, "endpoint")
with self.assertRaises(KeyError):
LambdaConfigProvider(["prog", "h.fn"], environ={})
def test_concurrency_and_is_multi_concurrent(self):
env = {"AWS_LAMBDA_RUNTIME_API": "a", "AWS_LAMBDA_MAX_CONCURRENCY": "4"}
cfg = LambdaConfigProvider(["p", "h.fn"], environ=env)
self.assertEqual(cfg.max_concurrency, "4")
self.assertTrue(cfg.is_multi_concurrent)
env2 = {"AWS_LAMBDA_RUNTIME_API": "a"}
cfg2 = LambdaConfigProvider(["p", "h.fn"], environ=env2)
self.assertIsNone(cfg2.max_concurrency)
self.assertFalse(cfg2.is_multi_concurrent)
def test_use_thread_polling_flag(self):
env = {
"AWS_LAMBDA_RUNTIME_API": "a",
"AWS_EXECUTION_ENV": "AWS_Lambda_python3.12",
}
cfg = LambdaConfigProvider(["p", "h.fn"], environ=env)
self.assertTrue(cfg.use_thread_polling)
env2 = {"AWS_LAMBDA_RUNTIME_API": "a", "AWS_EXECUTION_ENV": "OTHER"}
cfg2 = LambdaConfigProvider(["p", "h.fn"], environ=env2)
self.assertFalse(cfg2.use_thread_polling)
def test_lmi_socket_path_property(self):
env = {
"AWS_LAMBDA_RUNTIME_API": "a",
"_LAMBDA_TELEMETRY_LOG_FD_PROVIDER_SOCKET": "/sock",
}
cfg = LambdaConfigProvider(["p", "h.fn"], environ=env)
self.assertEqual(cfg.lmi_socket_path, "/sock")
# Test case where socket path env var is not set
env2 = {"AWS_LAMBDA_RUNTIME_API": "a"}
cfg2 = LambdaConfigProvider(["p", "h.fn"], environ=env2)
self.assertIsNone(cfg2.lmi_socket_path)
if __name__ == "__main__":
unittest.main()