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community.general/tests/unit/plugins/module_utils/test_module_helper.py
Alexei Znamensky df8fdcda79
mh CmdMixin - added ArgFormat.BOOLEAN_NOT and logic (#3290) 
* mh CmdMixin - added ArgFormat.BOOLEAN_NOT and logic

* added changelog fragment
2021-08-29 13:03:15 +02:00

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# -*- coding: utf-8 -*-
# (c) 2020, Alexei Znamensky <russoz@gmail.com>
# Copyright (c) 2020 Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import pytest
from ansible_collections.community.general.plugins.module_utils.module_helper import (
ArgFormat, DependencyCtxMgr, VarMeta, VarDict, cause_changes
)
def single_lambda_2star(x, y, z):
return ["piggies=[{0},{1},{2}]".format(x, y, z)]
ARG_FORMATS = dict(
simple_boolean_true=("--superflag", ArgFormat.BOOLEAN, 0,
True, ["--superflag"]),
simple_boolean_false=("--superflag", ArgFormat.BOOLEAN, 0,
False, []),
simple_boolean_none=("--superflag", ArgFormat.BOOLEAN, 0,
None, []),
simple_boolean_not_true=("--superflag", ArgFormat.BOOLEAN_NOT, 0,
True, []),
simple_boolean_not_false=("--superflag", ArgFormat.BOOLEAN_NOT, 0,
False, ["--superflag"]),
simple_boolean_not_none=("--superflag", ArgFormat.BOOLEAN_NOT, 0,
None, ["--superflag"]),
single_printf=("--param=%s", ArgFormat.PRINTF, 0,
"potatoes", ["--param=potatoes"]),
single_printf_no_substitution=("--param", ArgFormat.PRINTF, 0,
"potatoes", ["--param"]),
single_printf_none=("--param=%s", ArgFormat.PRINTF, 0,
None, []),
multiple_printf=(["--param", "free-%s"], ArgFormat.PRINTF, 0,
"potatoes", ["--param", "free-potatoes"]),
single_format=("--param={0}", ArgFormat.FORMAT, 0,
"potatoes", ["--param=potatoes"]),
single_format_none=("--param={0}", ArgFormat.FORMAT, 0,
None, []),
single_format_no_substitution=("--param", ArgFormat.FORMAT, 0,
"potatoes", ["--param"]),
multiple_format=(["--param", "free-{0}"], ArgFormat.FORMAT, 0,
"potatoes", ["--param", "free-potatoes"]),
multiple_format_none=(["--param", "free-{0}"], ArgFormat.FORMAT, 0,
None, []),
single_lambda_0star=((lambda v: ["piggies=[{0},{1},{2}]".format(v[0], v[1], v[2])]), None, 0,
['a', 'b', 'c'], ["piggies=[a,b,c]"]),
single_lambda_0star_none=((lambda v: ["piggies=[{0},{1},{2}]".format(v[0], v[1], v[2])]), None, 0,
None, []),
single_lambda_1star=((lambda a, b, c: ["piggies=[{0},{1},{2}]".format(a, b, c)]), None, 1,
['a', 'b', 'c'], ["piggies=[a,b,c]"]),
single_lambda_1star_none=((lambda a, b, c: ["piggies=[{0},{1},{2}]".format(a, b, c)]), None, 1,
None, []),
single_lambda_2star=(single_lambda_2star, None, 2,
dict(z='c', x='a', y='b'), ["piggies=[a,b,c]"]),
single_lambda_2star_none=(single_lambda_2star, None, 2,
None, []),
)
ARG_FORMATS_IDS = sorted(ARG_FORMATS.keys())
@pytest.mark.parametrize('fmt, style, stars, value, expected',
(ARG_FORMATS[tc] for tc in ARG_FORMATS_IDS),
ids=ARG_FORMATS_IDS)
def test_arg_format(fmt, style, stars, value, expected):
af = ArgFormat('name', fmt, style, stars)
actual = af.to_text(value)
print("formatted string = {0}".format(actual))
assert actual == expected, "actual = {0}".format(actual)
ARG_FORMATS_FAIL = dict(
int_fmt=(3, None, 0, "", [""]),
bool_fmt=(True, None, 0, "", [""]),
)
ARG_FORMATS_FAIL_IDS = sorted(ARG_FORMATS_FAIL.keys())
@pytest.mark.parametrize('fmt, style, stars, value, expected',
(ARG_FORMATS_FAIL[tc] for tc in ARG_FORMATS_FAIL_IDS),
ids=ARG_FORMATS_FAIL_IDS)
def test_arg_format_fail(fmt, style, stars, value, expected):
with pytest.raises(TypeError):
af = ArgFormat('name', fmt, style, stars)
actual = af.to_text(value)
print("formatted string = {0}".format(actual))
def test_dependency_ctxmgr():
ctx = DependencyCtxMgr("POTATOES", "Potatoes must be installed")
with ctx:
import potatoes_that_will_never_be_there
print("POTATOES: ctx.text={0}".format(ctx.text))
assert ctx.text == "Potatoes must be installed"
assert not ctx.has_it
ctx = DependencyCtxMgr("POTATOES2")
with ctx:
import potatoes_that_will_never_be_there_again
assert not ctx.has_it
print("POTATOES2: ctx.text={0}".format(ctx.text))
assert ctx.text.startswith("No module named")
assert "potatoes_that_will_never_be_there_again" in ctx.text
ctx = DependencyCtxMgr("TYPING")
with ctx:
import sys
assert ctx.has_it
def test_variable_meta():
meta = VarMeta()
assert meta.output is True
assert meta.diff is False
assert meta.value is None
meta.set_value("abc")
assert meta.initial_value == "abc"
assert meta.value == "abc"
assert meta.diff_result is None
meta.set_value("def")
assert meta.initial_value == "abc"
assert meta.value == "def"
assert meta.diff_result is None
def test_variable_meta_diff():
meta = VarMeta(diff=True)
assert meta.output is True
assert meta.diff is True
assert meta.value is None
meta.set_value("abc")
assert meta.initial_value == "abc"
assert meta.value == "abc"
assert meta.diff_result is None
meta.set_value("def")
assert meta.initial_value == "abc"
assert meta.value == "def"
assert meta.diff_result == {"before": "abc", "after": "def"}
meta.set_value("ghi")
assert meta.initial_value == "abc"
assert meta.value == "ghi"
assert meta.diff_result == {"before": "abc", "after": "ghi"}
def test_vardict():
vd = VarDict()
vd.set('a', 123)
assert vd['a'] == 123
assert vd.a == 123
assert 'a' in vd._meta
assert vd.meta('a').output is True
assert vd.meta('a').diff is False
assert vd.meta('a').change is False
vd['b'] = 456
assert vd.meta('b').output is True
assert vd.meta('b').diff is False
assert vd.meta('b').change is False
vd.set_meta('a', diff=True, change=True)
vd.set_meta('b', diff=True, output=False)
vd['c'] = 789
assert vd.has_changed('c') is False
vd['a'] = 'new_a'
assert vd.has_changed('a') is True
vd['c'] = 'new_c'
assert vd.has_changed('c') is False
vd['b'] = 'new_b'
assert vd.has_changed('b') is False
assert vd.a == 'new_a'
assert vd.c == 'new_c'
assert vd.output() == {'a': 'new_a', 'c': 'new_c'}
assert vd.diff() == {'before': {'a': 123}, 'after': {'a': 'new_a'}}, "diff={0}".format(vd.diff())
def test_variable_meta_change():
vd = VarDict()
vd.set('a', 123, change=True)
vd.set('b', [4, 5, 6], change=True)
vd.set('c', {'m': 7, 'n': 8, 'o': 9}, change=True)
vd.set('d', {'a1': {'a11': 33, 'a12': 34}}, change=True)
vd.a = 1234
assert vd.has_changed('a') is True
vd.b.append(7)
assert vd.b == [4, 5, 6, 7]
assert vd.has_changed('b')
vd.c.update({'p': 10})
assert vd.c == {'m': 7, 'n': 8, 'o': 9, 'p': 10}
assert vd.has_changed('c')
vd.d['a1'].update({'a13': 35})
assert vd.d == {'a1': {'a11': 33, 'a12': 34, 'a13': 35}}
assert vd.has_changed('d')
class MockMH(object):
changed = None
def _div(self, x, y):
return x / y
func_none = cause_changes()(_div)
func_onsucc = cause_changes(on_success=True)(_div)
func_onfail = cause_changes(on_failure=True)(_div)
func_onboth = cause_changes(on_success=True, on_failure=True)(_div)
CAUSE_CHG_DECO_PARAMS = ['method', 'expect_exception', 'expect_changed']
CAUSE_CHG_DECO = dict(
none_succ=dict(method='func_none', expect_exception=False, expect_changed=None),
none_fail=dict(method='func_none', expect_exception=True, expect_changed=None),
onsucc_succ=dict(method='func_onsucc', expect_exception=False, expect_changed=True),
onsucc_fail=dict(method='func_onsucc', expect_exception=True, expect_changed=None),
onfail_succ=dict(method='func_onfail', expect_exception=False, expect_changed=None),
onfail_fail=dict(method='func_onfail', expect_exception=True, expect_changed=True),
onboth_succ=dict(method='func_onboth', expect_exception=False, expect_changed=True),
onboth_fail=dict(method='func_onboth', expect_exception=True, expect_changed=True),
)
CAUSE_CHG_DECO_IDS = sorted(CAUSE_CHG_DECO.keys())
@pytest.mark.parametrize(CAUSE_CHG_DECO_PARAMS,
[[CAUSE_CHG_DECO[tc][param]
for param in CAUSE_CHG_DECO_PARAMS]
for tc in CAUSE_CHG_DECO_IDS],
ids=CAUSE_CHG_DECO_IDS)
def test_cause_changes_deco(method, expect_exception, expect_changed):
mh = MockMH()
if expect_exception:
with pytest.raises(Exception):
getattr(mh, method)(1, 0)
else:
getattr(mh, method)(9, 3)
assert mh.changed == expect_changed
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