TEST: Add regression test for ticket #3179 Resolves: https://fedorahosted.org/sssd/ticket/3179 Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com> Reviewed-by: Pavel Březina <pbrezina@redhat.com>

intg: Fix pep8 warnings E302 expected 2 blank lines, found 1 E303 too many blank lines (2) E501 line too long (84 > 79 characters) Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

sssd_id.py: Primary group should be returned for initgroups Side effect of this change was that some primary groups could not be resolved and therefore get_user_groups failed in override tests. We should do the same as "id user". return decimal representation GID if it cannot be mapped to name. Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

sss_override: add certificate support Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

intg: local override for user with mixed case name Test for users with fully-qualified and mixed-cased names are added. Resolves: https://fedorahosted.org/sssd/ticket/2989 Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>

ldap_local_override_test: Fix failure with python2.6 In python 2.6, the module subprocess does not have the function check_output. Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>

ldap_local_override_test: Remove sss_cache from teardown The local override tests were added after we alredy removed the sss_cache call from teardowns in other tests. See commit: 782d39e3916d16b8dbba6ae97aca1db2f3c35d76 Revert "intg: Invalidate memory cache before removing files" Reviewed-by: Lukáš Slebodník <lslebodn@redhat.com>

intg: Add test for user and group local overrides Introduce a new integration test for local view overrides. Regression tests for: #2790, #2757 and #2802. Resolves: https://fedorahosted.org/sssd/ticket/2732 Reviewed-by: Nikolai Kondrashov <Nikolai.Kondrashov@redhat.com>