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69 lines
1.4 KiB
Python
69 lines
1.4 KiB
Python
#
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# Print data structure diff on assertion failure.
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#
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# assert_equal: left=some.result right={1:2}
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#
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__metaclass__ = type
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import inspect
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import unittest
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import ansible.template
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from ansible.plugins.action import ActionBase
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TEMPLATE_KWARGS = {}
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_argspec = inspect.getargspec(ansible.template.Templar.template)
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if 'bare_deprecated' in _argspec.args:
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TEMPLATE_KWARGS['bare_deprecated'] = False
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class TestCase(unittest.TestCase):
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def runTest(self):
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pass
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def text_diff(a, b):
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tc = TestCase()
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tc.maxDiff = None
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try:
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tc.assertEqual(a, b)
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return None
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except AssertionError as e:
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return str(e)
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class ActionModule(ActionBase):
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''' Fail with custom message '''
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TRANSFERS_FILES = False
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_VALID_ARGS = frozenset(('left', 'right'))
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def template(self, obj):
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return self._templar.template(
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obj,
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convert_bare=True,
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**TEMPLATE_KWARGS
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)
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def run(self, tmp=None, task_vars=None):
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result = super(ActionModule, self).run(tmp, task_vars or {})
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left = self.template(self._task.args['left'])
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right = self.template(self._task.args['right'])
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diff = text_diff(left, right)
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if diff is None:
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return {
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'changed': False
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}
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return {
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'changed': False,
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'failed': True,
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'msg': diff,
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'_ansible_verbose_always': True,
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}
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