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SNO-176-invalidate-object-when-unlinked #303

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Oct 28, 2020
Merged

SNO-176-invalidate-object-when-unlinked #303

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5 changes: 3 additions & 2 deletions src/snovault/invalidation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,10 +43,11 @@ def record_initial_back_revs(event):

@subscriber(Created)
@subscriber(AfterModified)
def invalidate_new_back_revs(event):
def invalidate_changed_back_revs(event):
''' Invalidate objects that rev_link to us

Catch those objects which newly rev_link us
or no longer rev_link us
'''
context = event.object
updated = event.request._updated_uuid_paths
Expand All @@ -57,7 +58,7 @@ def invalidate_new_back_revs(event):
for path in context.type_info.merged_back_rev
}
for rel, uuids in current.items():
for uuid in uuids.difference(initial.get(rel, ())):
for uuid in uuids.symmetric_difference(initial.get(rel, ())):
updated[uuid]


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6 changes: 5 additions & 1 deletion src/snovault/tests/test_embedding.py
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Expand Up @@ -61,7 +61,11 @@ def test_updated_source(content, testapp):
def test_updated_source_changed(content, testapp):
url = '/testing-link-sources/' + sources[0]['uuid']
res = testapp.patch_json(url, {'target': targets[1]['uuid']})
assert set(res.headers['X-Updated'].split(',')) == {sources[0]['uuid'], targets[1]['uuid']}
assert set(res.headers['X-Updated'].split(',')) == {
sources[0]['uuid'],
targets[0]['uuid'],
targets[1]['uuid'],
}


def test_updated_target(content, testapp):
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