def test_param_env(mocker):
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': ''})
param.init()
mocker.patch.dict('os.environ', {'TEST_KEY': 'TEST VALUE'})
val = param.lookup('TEST_KEY', default='DEFAULT VALUE')
assert val == 'TEST VALUE'
# there is no param cache with env
mocker.patch.dict('os.environ', {'TEST_KEY': 'TEST VALUE 2'})
val = param.lookup('TEST_KEY', default='DEFAULT VALUE')
assert val == 'TEST VALUE 2'
# test default
val = param.lookup('TEST_KEY_NOTFOUND', default='DEFAULT VALUE')
assert val == 'DEFAULT VALUE'
def test_ssm_param_cache_hit(mocker):
mocker.patch('install_scripts.param.param_cache', {})
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
param.dict_set('/ssm/name', 'test_value')
# we should expect a cache hit here, i.e. we should NOT expect an exception triggered by an api call without creds
val = param.lookup('SSM_NAME', '/ssm/name', default='default_value')
assert val == 'test_value'
def test_ssm_param_cache_miss(mocker):
mocker.patch('install_scripts.param.get_parameters_from_ssm',
return_value={'ENV_NAME': 'test_value'})
# test default with ssm
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
val = param.lookup('CACHE_MISS', default='default_value')
assert val == 'default_value'
def test_default(mocker):
# test default with env
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': ''})
param.init()
param.dict_set('ENV_NAME', 'test_value')
# since USE_EC2_PARAMETERS is NOT set, the param cache is NOT utilized
# i.e., the DEFAULT value will be returned by lookup
val = param.lookup('CACHE_MISS', default='default_value')
assert val == 'default_value'
def test_ssm_param_cache_miss(mocker):
mocker.patch('install_scripts.param.param_cache', {})
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
param.dict_set('/ssm/name', 'ssm_val')
# an ssm cache miss should trigger an api call, and then a cache write
mocker.patch('install_scripts.param.ssm_get_parameter',
return_value={
'Parameter': {
'Name': '/ssm/name/two',
'Value': 'ssm_val_two'
}
})
param.lookup('SSM_NAME_NOT_FOUND',
'/ssm/name/two',
default='default_value')
should_be_cached = param.dict_get('/ssm/name/two')
assert should_be_cached == 'ssm_val_two'
def test_ssm_param_cache_miss_then_hit(mocker):
mocker.patch('install_scripts.param.param_cache', {})
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
param.dict_set('/ssm/name', 'ssm_val')
# an ssm cache miss should trigger an api call which will in turn cache the ssm_name : ssm_val pair
mocker.patch('install_scripts.param.ssm_get_parameter',
return_value={
'Parameter': {
'Name': 'ssm/name/two',
'Value': 'ssm_val_two'
}
})
param.lookup('CACHED_SSM_NAME', '/ssm/name/two', default='default_value')
# should NOT need mocker here for an api call because the ssm_name : ssm_val pair should have been cached
cached_val = param.lookup('CACHED_SSM_NAME',
'/ssm/name/two',
default='default_value')
assert cached_val == 'ssm_val_two'
def test_default(mocker):
mocker.patch('install_scripts.param.param_cache', {})
# test default with env
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': ''})
param.init()
param.dict_set('/ssm/name', 'test_value')
# since USE_EC2_PARAMETERS is NOT set, the param cache is NOT utilized
# i.e., the DEFAULT value will be returned by lookup
val = param.lookup('SSM_NAME', '/ssm/name', default='default_value')
assert val == 'default_value'
def test_ssm_param_cache_hit(mocker):
mocker.patch('install_scripts.param.get_parameters_from_ssm',
return_value={'ENV_NAME': 'test_value'})
# test default with ssm
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
# we should expect a cache hit here, i.e. we should NOT expect an
# exception triggered by an api call without creds
val = param.lookup('ENV_NAME', default='default_value')
assert val == 'test_value'
def test_ssm_default(mocker):
mocker.patch('install_scripts.param.param_cache', {})
# test default with ssm
mocker.patch.dict('os.environ', {'USE_EC2_PARAMETERS': '1'})
param.init()
# when ssm_get_parameter returns an empty dict, the value returned from the function
# should be the default value of SSM_NAME
mocker.patch('install_scripts.param.ssm_get_parameter',
return_value={'Parameter': {}})
val = param.lookup('SSM_NAME', '/ssm/name', default='default_value')
assert val == 'default_value'