def test_get_custom_strategies():
patches = [
Dictdiffer_Conflict(('change', 'p.foo', ('baa', 'bab')),
('change', 'p.foo', ('baa', 'bac'))),
Dictdiffer_Conflict(('change', 'p.spam', ('eg', 'egg')),
('change', 'p.spam', ('eg', 'eggs'))),
Dictdiffer_Conflict(('change', 'r.foo', ('baa', 'bab')),
('change', 'r.foo', ('baa', 'bac'))),
Dictdiffer_Conflict(('change', 'r.spam', ('eg', 'egg')),
('change', 'r.spam', ('eg', 'eggs')))
]
custom_ops = {
'r': DictMergerOps.FALLBACK_KEEP_UPDATE,
'p': DictMergerOps.FALLBACK_KEEP_UPDATE
}
expected_strategies = ['s', 's', 's', 's']
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategies = m._get_custom_strategies(patches)
assert expected_strategies == strategies
def test_get_custom_strategy_mixed_patches_with_nesting_after_list():
patches = [
Dictdiffer_Conflict(
('add', ['a', 'c', 0], [('d', '3')]),
('add', ['a', 'c', 0], [('d', '4')])
),
Dictdiffer_Conflict(
('add', ['a', 'c', 0, 'b'], [('z', '5')]),
('add', ['a', 'c', 0, 'b'], [('z', '6')])
)
]
custom_ops = {
'a': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a.c.b': DictMergerOps.FALLBACK_KEEP_HEAD
}
expected_strategies = ['s', 'f']
m = SkipListsMerger(
{}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops
)
strategies = [m._get_custom_strategy(patch) for patch in patches]
assert expected_strategies == strategies
def test_get_custom_strategies_change_remove_add_patches_multiple_changes():
patches = [
Dictdiffer_Conflict(('change', 'a.c', ('2', '4')),
('remove', '', [('a', {
'c': '2',
'b': '1'
})])),
Dictdiffer_Conflict(('change', 'a.b', ('1', '3')),
('remove', '', [('a', {
'c': '2',
'b': '1'
})])),
Dictdiffer_Conflict(('add', 'a', [('d', '5')]),
('remove', '', [('a', {
'c': '2',
'b': '1'
})])),
Dictdiffer_Conflict(('add', 'a', [('z', '7')]),
('remove', '', [('a', {
'c': '2',
'b': '1'
})]))
]
custom_ops = {'a': DictMergerOps.FALLBACK_KEEP_UPDATE}
expected_strategies = ['s', 's', 's', 's']
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategies = m._get_custom_strategies(patches)
assert expected_strategies == strategies
def test_get_custom_strategy_mixed_patches():
patches = [
Dictdiffer_Conflict(
('change', 'b', ('1', '2')),
('remove', '', [('b', '1')])
),
Dictdiffer_Conflict(
('add', '', [('a', '1')]),
('add', '', [('a', 'd')])
)
]
custom_ops = {
'b': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a': DictMergerOps.FALLBACK_KEEP_UPDATE
}
expected_strategies = ['s', 's']
m = SkipListsMerger(
{}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops
)
strategies = [m._get_custom_strategy(patch) for patch in patches]
assert expected_strategies == strategies
def test_get_custom_strategy_add_change_patches_very_nested():
patches = [
Dictdiffer_Conflict(
('change', 'a.b.c.d', ('1', '4')),
('change', 'a.b.c.d', ('1', '5'))
),
Dictdiffer_Conflict(
('add', 'a.b.c', [('e', '2')]),
('add', 'a.b.c', [('e', '3')])
)
]
custom_ops = {
'b': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a': DictMergerOps.FALLBACK_KEEP_UPDATE
}
expected_strategies = ['s', 's']
m = SkipListsMerger(
{}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops
)
strategies = [m._get_custom_strategy(patch) for patch in patches]
assert expected_strategies == strategies
def test_get_custom_strategies_mixed_patches_multiple_changes_with_list():
patches = [
Dictdiffer_Conflict(('add', ['a', 'c', 0], [('b', '1')]),
('add', ['a', 'c', 0], [('b', '2')])),
Dictdiffer_Conflict(('add', ['a', 'c', 0], [('d', '3')]),
('add', ['a', 'c', 0], [('d', '4')]))
]
custom_ops = {
'a': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a.c.b': DictMergerOps.FALLBACK_KEEP_HEAD
}
expected_strategies = ['f', 's']
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategies = m._get_custom_strategies(patches)
assert expected_strategies == strategies
def test_get_custom_strategy_add_patch_in_the_root():
patch = Dictdiffer_Conflict(('add', '', [('a', '1')]),
('add', '', [('a', '2')]))
custom_ops = {'a': DictMergerOps.FALLBACK_KEEP_UPDATE}
expected_strategy = 's'
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategy = m._get_custom_strategy(patch)
assert expected_strategy == strategy
def test_get_custom_strategies_add_patches_in_the_root():
patches = [
Dictdiffer_Conflict(('add', '', [('a', '1')]),
('add', '', [('a', '2')]))
]
custom_ops = {'a': DictMergerOps.FALLBACK_KEEP_UPDATE}
expected_strategies = ['s']
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategies = m._get_custom_strategies(patches)
assert expected_strategies == strategies
def test_get_custom_strategy_change_remove_patch():
patch = Dictdiffer_Conflict(('change', 'a.b', ('1', '2')),
('remove', '', [('a', {
'b': '1'
})]))
custom_ops = {'a.b': DictMergerOps.FALLBACK_KEEP_UPDATE}
expected_strategy = 's'
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategy = m._get_custom_strategy(patch)
assert expected_strategy == strategy
def test_get_custom_strategy_mixed_patches_with_nested_changes():
patch = Dictdiffer_Conflict(('change', 'a.b', ('1', '2')),
('change', 'a.b', ('1', '3')))
custom_ops = {
'a.b': DictMergerOps.FALLBACK_KEEP_UPDATE,
}
expected_strategy = 's'
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategy = m._get_custom_strategy(patch)
assert expected_strategy == strategy
def test_get_custom_strategy_mixed_patch_with_list():
patch = Dictdiffer_Conflict(('add', ['a', 'c', 0], [('b', '1')]),
('add', ['a', 'c', 0], [('b', '2')]))
custom_ops = {
'a': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a.c.b': DictMergerOps.FALLBACK_KEEP_HEAD
}
expected_strategy = 'f'
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategy = m._get_custom_strategy(patch)
assert expected_strategy == strategy
def test_get_custom_strategy_add_patch_very_nested():
patch = Dictdiffer_Conflict(('add', 'a.b.c', [('e', '2')]),
('add', 'a.b.c', [('e', '3')]))
custom_ops = {
'b': DictMergerOps.FALLBACK_KEEP_UPDATE,
'a': DictMergerOps.FALLBACK_KEEP_UPDATE
}
expected_strategy = 's'
m = SkipListsMerger({}, {}, {},
DictMergerOps.FALLBACK_KEEP_HEAD,
custom_ops=custom_ops)
strategy = m._get_custom_strategy(patch)
assert expected_strategy == strategy
