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community.general/test/units/parsing/test_metadata.py
Toshio Kuratomi 34589cee6d Unittests for extracting metadata from plugins (#26218)
* Unittests for extracting metadata from plugins
* Port plugin_docs to use the generic extract_metadata function
* Make the helper functions seek_end_of{string,dict} private
2017-06-30 06:48:32 -07:00

191 lines
7.8 KiB
Python

# coding: utf-8
# (c) 2017, Toshio Kuratomi <tkuratomi@ansible.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
# Make coding more python3-ish
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
from ansible.parsing import metadata as md
import pytest
LICENSE = b"""# some license text boilerplate
# That we have at the top of files
"""
FUTURE_IMPORTS = b"""
from __future__ import (absolute_import, division, print_function)
"""
REGULAR_IMPORTS = b"""
import test
from foo import bar
"""
STANDARD_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['stableinterface'],
'supported_by': 'core'}
"""
STRING_STD_METADATA = b"""
ANSIBLE_METADATA = '''
metadata_version: '1.0'
status:
- 'stableinterface'
supported_by: 'core'
'''
"""
TRAILING_COMMENT_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['stableinterface'],
'supported_by': 'core'} # { Testing }
"""
MULTIPLE_STATEMENTS_METADATA = b"""
DOCUMENTATION = "" ; ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['stableinterface'],
'supported_by': 'core'} ; RETURNS = ""
"""
EMBEDDED_COMMENT_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['stableinterface'],
# { Testing }
'supported_by': 'core'}
"""
HASH_SYMBOL_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0 # 4',
'status': ['stableinterface'],
'supported_by': 'core # Testing '}
"""
HASH_SYMBOL_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0 # 4',
'status': ['stableinterface'],
'supported_by': 'core # Testing '}
"""
HASH_COMBO_METADATA = b"""
ANSIBLE_METADATA = {'metadata_version': '1.0 # 4',
'status': ['stableinterface'],
# { Testing }
'supported_by': 'core'} # { Testing }
"""
METADATA = {'metadata_version': '1.0', 'status': ['stableinterface'], 'supported_by': 'core'}
HASH_SYMBOL_METADATA = {'metadata_version': '1.0 # 4', 'status': ['stableinterface'], 'supported_by': 'core'}
METADATA_EXAMPLES = (
# Standard import
(LICENSE + FUTURE_IMPORTS + STANDARD_METADATA + REGULAR_IMPORTS,
(METADATA, 5, 0, 7, 42, ['ANSIBLE_METADATA'])),
# Metadata at end of file
(LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + STANDARD_METADATA.rstrip(),
(METADATA, 8, 0, 10, 42, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file
(STANDARD_METADATA + LICENSE + REGULAR_IMPORTS,
(METADATA, 1, 0, 3, 42, ['ANSIBLE_METADATA'])),
# Standard import with a trailing comment
(LICENSE + FUTURE_IMPORTS + TRAILING_COMMENT_METADATA + REGULAR_IMPORTS,
(METADATA, 5, 0, 7, 42, ['ANSIBLE_METADATA'])),
# Metadata at end of file with a trailing comment
(LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + TRAILING_COMMENT_METADATA.rstrip(),
(METADATA, 8, 0, 10, 42, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file with a trailing comment
(TRAILING_COMMENT_METADATA + LICENSE + REGULAR_IMPORTS,
(METADATA, 1, 0, 3, 42, ['ANSIBLE_METADATA'])),
# FIXME: Current code cannot handle multiple statements on the same line.
# This is bad style so we're just going to ignore it for now
# Standard import with other statements on the same line
# (LICENSE + FUTURE_IMPORTS + MULTIPLE_STATEMENTS_METADATA + REGULAR_IMPORTS,
# (METADATA, 5, 0, 7, 42, ['ANSIBLE_METADATA'])),
# Metadata at end of file with other statements on the same line
# (LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + MULTIPLE_STATEMENTS_METADATA.rstrip(),
# (METADATA, 8, 0, 10, 42, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file with other statements on the same line
# (MULTIPLE_STATEMENTS_METADATA + LICENSE + REGULAR_IMPORTS,
# (METADATA, 1, 0, 3, 42, ['ANSIBLE_METADATA'])),
# Standard import with comment inside the metadata
(LICENSE + FUTURE_IMPORTS + EMBEDDED_COMMENT_METADATA + REGULAR_IMPORTS,
(METADATA, 5, 0, 8, 42, ['ANSIBLE_METADATA'])),
# Metadata at end of file with comment inside the metadata
(LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + EMBEDDED_COMMENT_METADATA.rstrip(),
(METADATA, 8, 0, 11, 42, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file with comment inside the metadata
(EMBEDDED_COMMENT_METADATA + LICENSE + REGULAR_IMPORTS,
(METADATA, 1, 0, 4, 42, ['ANSIBLE_METADATA'])),
# FIXME: Current code cannot handle hash symbols in the last element of
# the metadata. Fortunately, the metadata currently fully specifies all
# the strings inside of metadata and none of them can contain a hash.
# Need to fix this to future-proof it against strings containing hashes
# Standard import with hash symbol in metadata
# (LICENSE + FUTURE_IMPORTS + HASH_SYMBOL_METADATA + REGULAR_IMPORTS,
# (HASH_SYMBOL_METADATA, 5, 0, 7, 53, ['ANSIBLE_METADATA'])),
# Metadata at end of file with hash symbol in metadata
# (LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + HASH_SYMBOL_HASH_SYMBOL_METADATA.rstrip(),
# (HASH_SYMBOL_METADATA, 8, 0, 10, 53, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file with hash symbol in metadata
# (HASH_SYMBOL_HASH_SYMBOL_METADATA + LICENSE + REGULAR_IMPORTS,
# (HASH_SYMBOL_METADATA, 1, 0, 3, 53, ['ANSIBLE_METADATA'])),
# Standard import with a bunch of hashes everywhere
(LICENSE + FUTURE_IMPORTS + HASH_COMBO_METADATA + REGULAR_IMPORTS,
(HASH_SYMBOL_METADATA, 5, 0, 8, 42, ['ANSIBLE_METADATA'])),
# Metadata at end of file with a bunch of hashes everywhere
(LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + HASH_COMBO_METADATA.rstrip(),
(HASH_SYMBOL_METADATA, 8, 0, 11, 42, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file with a bunch of hashes everywhere
(HASH_COMBO_METADATA + LICENSE + REGULAR_IMPORTS,
(HASH_SYMBOL_METADATA, 1, 0, 4, 42, ['ANSIBLE_METADATA'])),
# Standard import with a junk ANSIBLE_METADATA as well
(LICENSE + FUTURE_IMPORTS + b"\nANSIBLE_METADAtA = 'junk'\n" + HASH_COMBO_METADATA + REGULAR_IMPORTS,
(HASH_SYMBOL_METADATA, 7, 0, 10, 42, ['ANSIBLE_METADATA'])),
)
# FIXME: String/yaml metadata is not implemented yet. Need more test cases once it is implemented
STRING_METADATA_EXAMPLES = (
# Standard import
(LICENSE + FUTURE_IMPORTS + STRING_STD_METADATA + REGULAR_IMPORTS,
(METADATA, 5, 0, 10, 3, ['ANSIBLE_METADATA'])),
# Metadata at end of file
(LICENSE + FUTURE_IMPORTS + REGULAR_IMPORTS + STRING_STD_METADATA.rstrip(),
(METADATA, 8, 0, 13, 3, ['ANSIBLE_METADATA'])),
# Metadata at beginning of file
(STRING_STD_METADATA + LICENSE + REGULAR_IMPORTS,
(METADATA, 1, 0, 6, 3, ['ANSIBLE_METADATA'])),
)
@pytest.mark.parametrize("code, expected", METADATA_EXAMPLES)
def test_extract_metadata(code, expected):
assert md.extract_metadata(code) == expected
@pytest.mark.parametrize("code, expected", STRING_METADATA_EXAMPLES)
def test_extract_string_metadata(code, expected):
# FIXME: String/yaml metadata is not implemented yet.
with pytest.raises(NotImplementedError):
assert md.extract_metadata(code) == expected