#!/usr/bin/python3
# Copyright 2022 Google 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.

import atheris
import sys
with atheris.instrument_imports():
    import oauth2client._helpers as helpers

def TestInput(data):
    fdp = atheris.FuzzedDataProvider(data)

    helpers.scopes_to_string([
        fdp.ConsumeString(20),
        fdp.ConsumeString(20)
    ])
    helpers.scopes_to_string(fdp.ConsumeString(20))

    helpers.string_to_scopes(fdp.ConsumeString(100))

    helpers.parse_unique_urlencoded(fdp.ConsumeString(100))

    helpers.update_query_params(
        fdp.ConsumeString(100),{
            fdp.ConsumeString(10):fdp.ConsumeString(20),
            fdp.ConsumeString(10):fdp.ConsumeString(20),
            fdp.ConsumeString(10):fdp.ConsumeString(20)
    })

    helpers._add_query_parameter(
        fdp.ConsumeString(100),
        fdp.ConsumeString(10),
        fdp.ConsumeString(20)
    )

    helpers.validate_file(fdp.ConsumeString(100))

    helpers._json_encode(fdp.ConsumeString(100))

    helpers._to_bytes(fdp.ConsumeString(100))
    helpers._from_bytes(fdp.ConsumeBytes(100))

    helpers._urlsafe_b64encode(fdp.ConsumeString(100))
    helpers._urlsafe_b64decode(fdp.ConsumeString(100))

def main():
    atheris.Setup(sys.argv, TestInput, enable_python_coverage=True)
    atheris.Fuzz()

if __name__ == "__main__":
    main()