diff options
Diffstat (limited to 'tests/unittests/test_datasource/test_hetzner.py')
| -rw-r--r-- | tests/unittests/test_datasource/test_hetzner.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/unittests/test_datasource/test_hetzner.py b/tests/unittests/test_datasource/test_hetzner.py index a9c12597..d0879545 100644 --- a/tests/unittests/test_datasource/test_hetzner.py +++ b/tests/unittests/test_datasource/test_hetzner.py @@ -5,10 +5,14 @@ # This file is part of cloud-init. See LICENSE file for license information. from cloudinit.sources import DataSourceHetzner +import cloudinit.sources.helpers.hetzner as hc_helper from cloudinit import util, settings, helpers from cloudinit.tests.helpers import mock, CiTestCase +import base64 +import pytest + METADATA = util.load_yaml(""" hostname: cloudinit-test instance-id: 123456 @@ -115,3 +119,22 @@ class TestDataSourceHetzner(CiTestCase): # These are a white box attempt to ensure it did not search. m_find_fallback.assert_not_called() m_read_md.assert_not_called() + + +class TestMaybeB64Decode: + """Test the maybe_b64decode helper function.""" + + @pytest.mark.parametrize("invalid_input", (str("not bytes"), int(4))) + def test_raises_error_on_non_bytes(self, invalid_input): + """maybe_b64decode should raise error if data is not bytes.""" + with pytest.raises(TypeError): + hc_helper.maybe_b64decode(invalid_input) + + @pytest.mark.parametrize("in_data,expected", [ + # If data is not b64 encoded, then return value should be the same. + (b"this is my data", b"this is my data"), + # If data is b64 encoded, then return value should be decoded. + (base64.b64encode(b"data"), b"data"), + ]) + def test_happy_path(self, in_data, expected): + assert expected == hc_helper.maybe_b64decode(in_data) |