Description

Verifies the route entries of given IPv4 network(s).

Supports `strict: True` to verify that only the specified nexthops by which routes are learned, requiring an exact match.

Expected Results
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* Success: The test will pass if the route entry with given nexthop(s) present for given network(s).
* Failure: The test will fail if the routes not found or route entry with given nexthop(s) not present for given network(s).

Fixes #819

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have run pre-commit for code linting and typing (pre-commit run)
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes (tox -e testenv)