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Merge pull request #141 from SUSE-Enceladus/archive-utils
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Add util function to handle archive update
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smarlowucf authored Jan 8, 2024
2 parents fe451c0 + 10a173f commit 086223a
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33 changes: 33 additions & 0 deletions csp_billing_adapter/archive.py
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#
# Copyright 2024 SUSE LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

"""Utility functions for handling a rolling dictionary archive."""


def append_metering_records(
archive: list,
records: dict,
max_length: int
):
"""
Append metering records to the archive while maintaining max length.
"""
archive.append(records)

if len(archive) > max_length:
return archive[1:]
else:
return archive
42 changes: 42 additions & 0 deletions tests/unit/test_archive.py
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#
# Copyright 2024 SUSE LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
"""
test_archive is part of csp-billing-adapter and provides units tests
for the archive util functions.
"""

from csp_billing_adapter.archive import append_metering_records


def test_append_metering_records():
archive = []
records = {
"bill_time": "2024-01-03T20:06:42.076972+00:00",
"metering_id": "FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF",
"usage_records": [
{
"managed_node_count": 9,
"managed_systems": 6,
"reporting_time": "2024-01-03T20:06:42.076972+00:00"
}
]
}

for i in range(10):
archive = append_metering_records(archive, records, 6)

assert len(archive) == 6
assert archive[4] == records

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