Add test coverage for SAT-28860

[Gauravtalreja1]

Problem Statement

Missing test coverage for new feature SAT-28860

Solution

Add test coverage for new feature SAT-28860

Related Issues

SatelliteQE/airgun#1636
SatelliteQE/nailgun#1254

[Gauravtalreja1]

trigger: test-robottelo
pytest: tests/foreman/api/test_http_proxy.py::test_positive_end_to_end tests/foreman/api/test_http_proxy.py::test_positive_install_content_with_http_proxy tests/foreman/ui/test_http_proxy.py::test_positive_set_default_http_proxy

[Satellite-QE]

PRT Result

Build Number: 9595
Build Status: UNSTABLE
PRT Comment: pytest tests/foreman/api/test_http_proxy.py::test_positive_end_to_end tests/foreman/api/test_http_proxy.py::test_positive_install_content_with_http_proxy tests/foreman/ui/test_http_proxy.py::test_positive_set_default_http_proxy --external-logging
Test Result : ============ 1 failed, 60 warnings, 5 errors in 1723.27s (0:28:43) =============

[Gauravtalreja1]

trigger: test-robottelo
pytest: tests/foreman/api/test_http_proxy.py::test_positive_end_to_end tests/foreman/api/test_http_proxy.py::test_positive_install_content_with_http_proxy tests/foreman/ui/test_http_proxy.py::test_positive_set_default_http_proxy
nailgun: 1254
airgun: 1636

[Satellite-QE]

PRT Result

Build Number: 9596
Build Status: UNSTABLE
PRT Comment: pytest tests/foreman/api/test_http_proxy.py::test_positive_end_to_end tests/foreman/api/test_http_proxy.py::test_positive_install_content_with_http_proxy tests/foreman/ui/test_http_proxy.py::test_positive_set_default_http_proxy --external-logging
Test Result : ============ 1 failed, 94 warnings, 5 errors in 1960.40s (0:32:40) =============

[vsedmik]

PRT failed in http_proxy = target_sat.api_factory.make_http_proxy()
with

00:40:38  >               setattr(entity, field_name, attrs[field_name])
00:40:38  E               KeyError: 'default_content_http_proxy'

See SatelliteQE/nailgun#1254 (comment)

[Gauravtalreja1]

@vsedmik yes, it'll be fixed in Katello/katello#11266