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[James Falcon <1721573@xxxxxxxxxxxxxxxxxx>]

Tracked in Github Issues as https://github.com/canonical/cloud-
init/issues/3021

** Bug watch added: github.com/canonical/cloud-init/issues #3021
   https://github.com/canonical/cloud-init/issues/3021

** Changed in: cloud-init
       Status: Confirmed => Expired

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https://bugs.launchpad.net/bugs/1721573

Title:
  ntp unit tests broken if no package program available in test
  environment

Status in cloud-init:
  Expired

Bug description:
  apply this diff to show the error, just make 'ntp_installable' not
  find a package installer.  At minimum, we just need to mock that out.

  $ git diff
  diff --git a/cloudinit/config/cc_ntp.py b/cloudinit/config/cc_ntp.py
  index 15ae1ecd..5ebdd461 100644
  --- a/cloudinit/config/cc_ntp.py
  +++ b/cloudinit/config/cc_ntp.py
  @@ -147,6 +147,7 @@ def ntp_installable():
       if util.system_is_snappy():
           return False
   
  +    return False
       if any(map(util.which, ['apt-get', 'dnf', 'yum', 'zypper'])):
           return True
   
  $ tox-venv py3 python3 -m nose tests/unittests/test_handler/test_handler_ntp.py:TestNtp
  ...EEEEEE............
  ======================================================================
  ERROR: Test ntp handler renders the shipped distro ntp.conf templates.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 272, in test_ntp_handler_real_distro_templates
      cc_ntp.handle('notimportant', cfg, mycloud, None, None)
    File "/home/smoser-public/src/cloud-init/cloud-init/cloudinit/config/cc_ntp.py", line 128, in handle
      write_ntp_config_template(ntp_cfg, cloud, confpath, template=template_name)
    File "/home/smoser-public/src/cloud-init/cloud-init/cloudinit/config/cc_ntp.py", line 204, in write_ntp_config_template
      "not rendering %s"), path)
  RuntimeError: ('No template found, not rendering %s', '/etc/systemd/timesyncd.conf.d/cloud-init.conf')

  ======================================================================
  ERROR: Ntp schema validation allows for an empty ntp: configuration.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 305, in test_ntp_handler_schema_validation_allows_empty_ntp_config
      with open(ntp_conf) as stream:
  FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ci-TestNtp.nmgu_ja4/ntp.conf'

  ======================================================================
  ERROR: Ntp schema validation warns of invalid keys present in ntp config.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 374, in test_ntp_handler_schema_validation_warns_invalid_key_present
      with open(ntp_conf) as stream:
  FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ci-TestNtp.zj7sj7n8/ntp.conf'

  ======================================================================
  ERROR: Ntp schema validation warns of non-strings in pools or servers.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 331, in test_ntp_handler_schema_validation_warns_non_string_item_type
      with open(ntp_conf) as stream:
  FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ci-TestNtp.agut528j/ntp.conf'

  ======================================================================
  ERROR: Ntp schema validation warns of duplicates in servers or pools.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 400, in test_ntp_handler_schema_validation_warns_of_duplicates
      with open(ntp_conf) as stream:
  FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ci-TestNtp.ykjfhbx7/ntp.conf'

  ======================================================================
  ERROR: Ntp schema validation warns of non-array pools or servers types.
  ----------------------------------------------------------------------
  Traceback (most recent call last):
    File "/home/smoser-public/src/cloud-init/cloud-init/tests/unittests/test_handler/test_handler_ntp.py", line 352, in test_ntp_handler_schema_validation_warns_of_non_array_type
      with open(ntp_conf) as stream:
  FileNotFoundError: [Errno 2] No such file or directory: '/tmp/ci-TestNtp.4f3ycmp1/ntp.conf'

  ----------------------------------------------------------------------
  Ran 21 tests in 0.085s

  FAILED (errors=6)

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