def _prepare_environment(self, func_details):
# setup environment pre-defined variables for docker environment
result = func_details.envvars.copy()
# injecting aws credentials into docker environment if not provided
aws_stack.inject_test_credentials_into_env(result)
# injecting the region into the docker environment
aws_stack.inject_region_into_env(result, func_details.region())
return result
def test_inject_region_into_env_already_with_region_overwrites_it():
env = {"AWS_REGION": "another-region"}
region = "a-test-region"
inject_region_into_env(env, region)
assert env.get("AWS_REGION") == region
def test_inject_region_into_env_already_with_none_adds_region():
env = {}
region = "a-test-region"
inject_region_into_env(env, region)
assert env.get("AWS_REGION") == region