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-rw-r--r--fatcat/sql.py37
-rw-r--r--tests/entity_lifecycle.py80
2 files changed, 117 insertions, 0 deletions
diff --git a/fatcat/sql.py b/fatcat/sql.py
index 43b2c2aa..e12757a8 100644
--- a/fatcat/sql.py
+++ b/fatcat/sql.py
@@ -3,7 +3,9 @@ import json
import time
import random
import hashlib
+from sqlalchemy.orm.session import make_transient
from fatcat import db
+import fatcat.api
from fatcat.models import *
def populate_db():
@@ -113,3 +115,38 @@ def accept_editgroup(eg):
db.session.add(eg.editor)
db.session.commit()
+
+def merge_works(left_id, right_id, edit_group=None):
+ """Helper to merge two works together."""
+ left = WorkIdent.query.filter(WorkIdent.id == left_id).first_or_404()
+ right = WorkIdent.query.filter(WorkIdent.id == right_id).first_or_404()
+ assert left.is_live and right.is_live
+ assert left.rev and right.rev
+ assert (left.redirect_id == None) and (right.redirect_id == None)
+
+ if edit_group is None:
+ edit_group = fatcat.api.get_or_create_edit_group()
+
+ releases = ReleaseIdent.query\
+ .join(ReleaseIdent.rev)\
+ .filter(ReleaseRev.work_ident_id == right_id)\
+ .filter(ReleaseIdent.is_live == True)\
+ .all()
+
+ # update all right releases to point to left
+ for release_ident in releases:
+ rev = release_ident.rev
+ old_id = rev.id
+ db.session.expunge(rev)
+ make_transient(rev)
+ rev.id = None
+ rev.parent = old_id
+ rev.work_ident_id = left.id
+ re = ReleaseEdit(edit_group=edit_group, ident=release_ident, rev=rev)
+ db.session.add_all([rev, re])
+
+ # redirect right id to left (via edit_group)
+ neww = WorkEdit(edit_group=edit_group, ident=right,
+ rev=left.rev, redirect_id=left.id)
+
+ db.session.add_all([neww])
diff --git a/tests/entity_lifecycle.py b/tests/entity_lifecycle.py
new file mode 100644
index 00000000..9f5b4040
--- /dev/null
+++ b/tests/entity_lifecycle.py
@@ -0,0 +1,80 @@
+
+import json
+import pytest
+import unittest
+import tempfile
+import fatcat
+import fatcat.sql
+from fatcat.models import *
+from fixtures import *
+
+
+def test_merge_works(app):
+
+ # two works, each with releases
+ rv = app.post('/v0/work',
+ data=json.dumps(dict()),
+ headers={"content-type": "application/json"})
+ workA_id = json.loads(rv.data.decode('utf-8'))['id']
+
+ rv = app.post('/v0/work',
+ data=json.dumps(dict()),
+ headers={"content-type": "application/json"})
+ workB_id = json.loads(rv.data.decode('utf-8'))['id']
+
+ rv = app.post('/v0/release',
+ data=json.dumps(dict(
+ title="some release",
+ work_type="journal-article",
+ work=workA_id,
+ doi="10.1234/A1")),
+ headers={"content-type": "application/json"})
+ releaseA1 = json.loads(rv.data.decode('utf-8'))['id']
+
+ rv = app.post('/v0/release',
+ data=json.dumps(dict(
+ title="some release",
+ work_type="journal-article",
+ work=workB_id,
+ doi="10.1234/B1")),
+ headers={"content-type": "application/json"})
+ releaseB1 = json.loads(rv.data.decode('utf-8'))['id']
+
+ rv = app.post('/v0/release',
+ data=json.dumps(dict(
+ title="some release",
+ work_type="journal-article",
+ work=workB_id,
+ doi="10.1234/A1")),
+ headers={"content-type": "application/json"})
+ releaseB2 = json.loads(rv.data.decode('utf-8'))['id']
+
+ # XXX: what if workB primary was set?
+
+ editgroup_id = 1
+ rv = app.post('/v0/editgroup/{}/accept'.format(editgroup_id),
+ headers={"content-type": "application/json"})
+ assert rv.status_code == 200
+ assert ChangelogEntry.query.count() == 1
+ assert WorkIdent.query.filter(WorkIdent.is_live==True).count() == 2
+ assert ReleaseIdent.query.filter(ReleaseIdent.is_live==True).count() == 3
+
+ # merge works
+ fatcat.sql.merge_works(workA_id, workB_id)
+ editgroup_id = 2
+ rv = app.post('/v0/editgroup/{}/accept'.format(editgroup_id),
+ headers={"content-type": "application/json"})
+ assert rv.status_code == 200
+
+ # check results
+ assert ChangelogEntry.query.count() == 2
+ assert WorkIdent.query.filter(WorkIdent.is_live==True).count() == 2
+ assert ReleaseIdent.query.filter(ReleaseIdent.is_live==True).count() == 3
+
+ workA_json = json.loads(app.get('/v0/work/{}'.format(workA_id)).data.decode('utf-8'))
+ workB_json = json.loads(app.get('/v0/work/{}'.format(workB_id)).data.decode('utf-8'))
+ assert workA_json['rev'] == workB_json['rev']
+ print(workA_json)
+ print(workB_json)
+ assert workA_json['redirect_id'] == None
+ assert workB_json['redirect_id'] == workA_json['id']