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-rw-r--r--tests/unit/db/rdf/data.py199
-rw-r--r--tests/unit/db/rdf/test_wiki.py50
-rw-r--r--tests/unit/db/test_case_attributes.py471
-rw-r--r--tests/unit/db/test_gen_menu.py4
4 files changed, 547 insertions, 177 deletions
diff --git a/tests/unit/db/rdf/data.py b/tests/unit/db/rdf/data.py
new file mode 100644
index 0000000..6bc612f
--- /dev/null
+++ b/tests/unit/db/rdf/data.py
@@ -0,0 +1,199 @@
+"""Some test data to be used in RDF data."""
+
+LPL_RIF_ENTRIES = {
+    "@context": {
+        "dct": "http://purl.org/dc/terms/",
+        "gnt": "http://genenetwork.org/term/",
+        "rdfs": "http://www.w3.org/2000/01/rdf-schema#",
+        "skos": "http://www.w3.org/2004/02/skos/core#",
+        "symbol": "gnt:symbol",
+        "species": "gnt:species",
+        "taxonomic_id": "skos:notation",
+        "gene_id": "gnt:hasGeneId",
+        "pubmed_id": "dct:references",
+        "created": "dct:created",
+        "comment": "rdfs:comment",
+        "version": "dct:hasVersion",
+    },
+    "data": [
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-02-23 20:40:00",
+            "pubmed_id": 36763533,
+            "comment": "Angiopoietin-like protein 4/8 complex-mediated plasmin generation \
+leads to cleavage of the complex and restoration of LPL activity.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-04-07 20:39:00",
+            "pubmed_id": 36652113,
+            "comment": "The breast cancer microenvironment and lipoprotein lipase: \
+Another negative notch for a beneficial enzyme?",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-04-27 20:33:00",
+            "pubmed_id": 36519761,
+            "comment": "Parkin regulates neuronal lipid homeostasis through \
+SREBP2-lipoprotein lipase pathway-implications for Parkinson's disease.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-05-22 20:32:00",
+            "pubmed_id": 36708756,
+            "comment": "Plasma Lipoprotein Lipase Is Associated with Risk of \
+Future Major Adverse Cardiovascular Events in Patients Following Carotid Endarterectomy.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-07-04 21:12:00",
+            "pubmed_id": 37155355,
+            "comment": "Inverse association between apolipoprotein C-II and \
+cardiovascular mortality: role of lipoprotein lipase activity modulation.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-07-13 20:35:00",
+            "pubmed_id": 37432202,
+            "comment": "Effect of the Interaction between Seaweed Intake and LPL \
+Polymorphisms on Metabolic Syndrome in Middle-Aged Korean Adults.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-08-14 20:37:00",
+            "pubmed_id": 37568214,
+            "comment": "Frameshift coding sequence variants in the LPL gene: identification \
+of two novel events and exploration of the genotype-phenotype relationship for \
+variants reported to date.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-08-22 20:29:00",
+            "pubmed_id": 37550668,
+            "comment": "The East Asian-specific LPL p.Ala288Thr (c.862G > A) missense \
+variant exerts a mild effect on protein function.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-09-12 20:35:00",
+            "pubmed_id": 37128695,
+            "comment": "Interaction between APOE, APOA1, and LPL Gene Polymorphisms \
+and Variability in Changes in Lipid and Blood Pressure following Orange Juice Intake: \
+A Pilot Study.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-09-25 09:33:00",
+            "pubmed_id": 37427758,
+            "comment": "Variants within the LPL gene confer susceptility to \
+diabetic kidney disease and rapid decline in kidney function in Chinese patients \
+with type 2 diabetes.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-11-01 08:55:00",
+            "pubmed_id": 37901192,
+            "comment": "The Association of Adipokines and Myokines in the \
+Blood of Obese Children and Adolescents with Lipoprotein Lipase rs328 Gene Variants.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-11-10 08:44:00",
+            "pubmed_id": 37871217,
+            "comment": "The lipoprotein lipase that is shuttled into \
+capillaries by GPIHBP1 enters the glycocalyx where it mediates lipoprotein processing.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-12-28 20:33:00",
+            "pubmed_id": 37858495,
+            "comment": "Clinical profile, genetic spectrum and therapy \
+evaluation of 19 Chinese pediatric patients with lipoprotein lipase deficiency.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 4023,
+            "version": 5,
+            "species": "Homo sapiens",
+            "symbol": "LPL",
+            "created": "2023-12-29 20:33:00",
+            "pubmed_id": 38114521,
+            "comment": "Developing a model to predict the early risk of \
+hypertriglyceridemia based on inhibiting lipoprotein lipase (LPL): a translational study.",
+            "taxonomic_id": 9606,
+        },
+        {
+            "gene_id": 16956,
+            "version": 5,
+            "species": "Mus musculus",
+            "symbol": "Lpl",
+            "created": "2023-04-27 20:33:00",
+            "pubmed_id": 36519761,
+            "comment": "Parkin regulates neuronal lipid homeostasis through \
+SREBP2-lipoprotein lipase pathway-implications for Parkinson's disease.",
+            "taxonomic_id": 10090,
+        },
+        {
+            "gene_id": 24539,
+            "version": 5,
+            "species": "Rattus norvegicus",
+            "symbol": "Lpl",
+            "created": "2023-12-29 20:33:00",
+            "pubmed_id": 38114521,
+            "comment": "Developing a model to predict the early risk of \
+hypertriglyceridemia based on inhibiting lipoprotein lipase (LPL): a translational study.",
+            "taxonomic_id": 10116,
+        },
+    ],
+}
diff --git a/tests/unit/db/rdf/test_wiki.py b/tests/unit/db/rdf/test_wiki.py
index 3abf3ad..bab37ce 100644
--- a/tests/unit/db/rdf/test_wiki.py
+++ b/tests/unit/db/rdf/test_wiki.py
@@ -22,11 +22,15 @@ from tests.fixtures.rdf import (
     SPARQL_CONF,
 )
 
+from tests.unit.db.rdf.data import LPL_RIF_ENTRIES
+
 from gn3.db.rdf.wiki import (
     __sanitize_result,
     get_wiki_entries_by_symbol,
     get_comment_history,
     update_wiki_comment,
+    get_rif_entries_by_symbol,
+    delete_wiki_entries_by_id,
 )
 
 GRAPH = "<http://cd-test.genenetwork.org>"
@@ -396,3 +400,49 @@ def test_update_wiki_comment(rdf_setup):  # pylint: disable=W0613,W0621
         "version": 3,
         "web_url": "http://some-website.com",
     })
+
+
+@pytest.mark.rdf
+def test_get_rif_entries_by_symbol(rdf_setup):  # pylint: disable=W0613,W0621
+    """Test fetching NCBI Rif Metadata from RDF"""
+    sparql_conf = SPARQL_CONF
+    entries = get_rif_entries_by_symbol(
+        symbol="Lpl",
+        sparql_uri=sparql_conf["sparql_endpoint"],
+        graph=GRAPH,
+    )
+    assert len(LPL_RIF_ENTRIES["data"]) == len(entries["data"])
+    for result, expected in zip(LPL_RIF_ENTRIES["data"], entries["data"]):
+        TestCase().assertDictEqual(result, expected)
+
+
+@pytest.mark.rdf
+def test_delete_wiki_entries_by_id(rdf_setup):  # pylint: disable=W0613,W0621
+    """Test deleting a given RIF Wiki entry"""
+    sparql_conf = SPARQL_CONF
+    delete_wiki_entries_by_id(
+        230,
+        sparql_user=sparql_conf["sparql_user"],
+        sparql_password=sparql_conf["sparql_password"],
+        sparql_auth_uri=sparql_conf["sparql_auth_uri"],
+        graph=GRAPH)
+    entries = get_comment_history(
+        comment_id=230,
+        sparql_uri=sparql_conf["sparql_endpoint"],
+        graph=GRAPH,
+    )
+    assert len(entries["data"]) == 0
+
+    # Deleting a non-existent entry has no effect
+    delete_wiki_entries_by_id(
+        199999,
+        sparql_user=sparql_conf["sparql_user"],
+        sparql_password=sparql_conf["sparql_password"],
+        sparql_auth_uri=sparql_conf["sparql_auth_uri"],
+        graph=GRAPH)
+    entries = get_comment_history(
+        comment_id=230,
+        sparql_uri=sparql_conf["sparql_endpoint"],
+        graph=GRAPH,
+    )
+    assert len(entries["data"]) == 0
diff --git a/tests/unit/db/test_case_attributes.py b/tests/unit/db/test_case_attributes.py
index 97a0703..998b58d 100644
--- a/tests/unit/db/test_case_attributes.py
+++ b/tests/unit/db/test_case_attributes.py
@@ -1,205 +1,326 @@
 """Test cases for gn3.db.case_attributes.py"""
 
+import pickle
+import tempfile
+import os
+import json
+from pathlib import Path
 import pytest
 from pytest_mock import MockFixture
-from gn3.db.case_attributes import get_unreviewed_diffs
-from gn3.db.case_attributes import get_case_attributes
-from gn3.db.case_attributes import insert_case_attribute_audit
-from gn3.db.case_attributes import approve_case_attribute
-from gn3.db.case_attributes import reject_case_attribute
+from gn3.db.case_attributes import queue_edit
+from gn3.db.case_attributes import (
+    CaseAttributeEdit,
+    EditStatus,
+    apply_change,
+    get_changes,
+    view_change
+)
 
 
 @pytest.mark.unit_test
-def test_get_case_attributes(mocker: MockFixture) -> None:
-    """Test that all the case attributes are fetched correctly"""
+def test_queue_edit(mocker: MockFixture) -> None:
+    """Test queueing an edit."""
     mock_conn = mocker.MagicMock()
     with mock_conn.cursor() as cursor:
-        cursor.fetchall.return_value = (
-            (1, "Condition", None),
-            (2, "Tissue", None),
-            (3, "Age", "Cum sociis natoque penatibus et magnis dis"),
-            (4, "Condition", "Description A"),
-            (5, "Condition", "Description B"),
-        )
-        results = get_case_attributes(mock_conn)
+        type(cursor).lastrowid = 28
+        tmpdir = Path(os.environ.get("TMPDIR", tempfile.gettempdir()))
+        caseattr_id = queue_edit(
+            cursor,
+            directory=tmpdir,
+            edit=CaseAttributeEdit(
+                inbredset_id=1, status=EditStatus.review,
+                user_id="xxxx", changes={"a": 1, "b": 2}
+            ))
         cursor.execute.assert_called_once_with(
-            "SELECT Id, Name, Description FROM CaseAttribute"
-        )
-        assert results == (
-            (1, "Condition", None),
-            (2, "Tissue", None),
-            (3, "Age", "Cum sociis natoque penatibus et magnis dis"),
-            (4, "Condition", "Description A"),
-            (5, "Condition", "Description B"),
-        )
+            "INSERT INTO "
+            "caseattributes_audit(status, editor, json_diff_data) "
+            "VALUES (%s, %s, %s) "
+            "ON DUPLICATE KEY UPDATE status=%s",
+            ('review', 'xxxx', '{"a": 1, "b": 2}', 'review'))
+        assert 28 == caseattr_id
 
 
 @pytest.mark.unit_test
-def test_get_unreviewed_diffs(mocker: MockFixture) -> None:
-    """Test that the correct query is called when fetching unreviewed
-    case-attributes diff"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        _ = get_unreviewed_diffs(mock_conn)
-        cursor.fetchall.return_value = ((1, "editor", "diff_data_1"),)
-        cursor.execute.assert_called_once_with(
-            "SELECT id, editor, json_diff_data FROM "
-            "caseattributes_audit WHERE status = 'review'"
-        )
+def test_view_change(mocker: MockFixture) -> None:
+    """Test view_change function."""
+    sample_json_diff = {
+        "inbredset_id": 1,
+        "Modifications": {
+            "Original": {
+                "B6D2F1": {"Epoch": "10au"},
+                "BXD100": {"Epoch": "3b"},
+                "BXD101": {"SeqCvge": "29"},
+                "BXD102": {"Epoch": "3b"},
+                "BXD108": {"SeqCvge": ""}
+            },
+            "Current": {
+                "B6D2F1": {"Epoch": "10"},
+                "BXD100": {"Epoch": "3"},
+                "BXD101": {"SeqCvge": "2"},
+                "BXD102": {"Epoch": "3"},
+                "BXD108": {"SeqCvge": "oo"}
+            }
+        }
+    }
+    change_id = 28
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_conn.cursor.return_value = mock_cursor
+    mock_cursor.fetchone.return_value = (json.dumps(sample_json_diff), None)
+    assert view_change(mock_cursor, change_id) == sample_json_diff
+    mock_cursor.execute.assert_called_once_with(
+        "SELECT json_diff_data FROM caseattributes_audit WHERE id = %s",
+        (change_id,))
+    mock_cursor.fetchone.assert_called_once()
 
 
 @pytest.mark.unit_test
-def test_insert_case_attribute_audit(mocker: MockFixture) -> None:
-    """Test that the updating case attributes uses the correct query"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        _ = insert_case_attribute_audit(
-            mock_conn, status="review", author="Author", data="diff_data"
-        )
-        cursor.execute.assert_called_once_with(
-            "INSERT INTO caseattributes_audit "
-            "(status, editor, json_diff_data) "
-            "VALUES (%s, %s, %s)",
-            ("review", "Author", "diff_data"),
-        )
+def test_view_change_invalid_json(mocker: MockFixture) -> None:
+    """Test invalid json when view_change is called"""
+    change_id = 28
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_conn.cursor.return_value = mock_cursor
+    mock_cursor.fetchone.return_value = ("invalid_json_string", None)
+    with pytest.raises(json.JSONDecodeError):
+        view_change(mock_cursor, change_id)
+    mock_cursor.execute.assert_called_once_with(
+        "SELECT json_diff_data FROM caseattributes_audit WHERE id = %s",
+        (change_id,))
 
 
 @pytest.mark.unit_test
-def test_reject_case_attribute(mocker: MockFixture) -> None:
-    """Test rejecting a case-attribute"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        _ = reject_case_attribute(
-            mock_conn,
-            case_attr_audit_id=1,
-        )
-        cursor.execute.assert_called_once_with(
-            "UPDATE caseattributes_audit SET "
-            "status = 'rejected' WHERE id = %s",
-            (1,),
-        )
+def test_view_change_no_data(mocker: MockFixture) -> None:
+    "Test no result when view_change is called"
+    change_id = 28
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_conn.cursor.return_value = mock_cursor
+    mock_cursor.fetchone.return_value = (None, None)
+    assert view_change(mock_cursor, change_id) == {}
+    mock_cursor.execute.assert_called_once_with(
+        "SELECT json_diff_data FROM caseattributes_audit WHERE id = %s",
+        (change_id,))
 
 
 @pytest.mark.unit_test
-def test_approve_inserting_case_attribute(mocker: MockFixture) -> None:
-    """Test approving inserting a case-attribute"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        type(cursor).rowcount = 1
-        cursor.fetchone.return_value = (
-            """
-        {"Insert": {"name": "test", "description": "Random Description"}}
-        """,
-        )
-        _ = approve_case_attribute(
-            mock_conn,
-            case_attr_audit_id=3,
-        )
-        calls = [
-            mocker.call(
-                "SELECT json_diff_data FROM caseattributes_audit "
-                "WHERE id = %s",
-                (3,),
-            ),
-            mocker.call(
-                "INSERT INTO CaseAttribute "
-                "(Name, Description) VALUES "
-                "(%s, %s)",
-                (
-                    "test",
-                    "Random Description",
-                ),
-            ),
-            mocker.call(
-                "UPDATE caseattributes_audit SET "
-                "status = 'approved' WHERE id = %s",
-                (3,),
-            ),
+def test_apply_change_approved(mocker: MockFixture) -> None:
+    """Test approving a change"""
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_conn.cursor.return_value = mock_cursor
+    mock_lmdb = mocker.patch("gn3.db.case_attributes.lmdb")
+    mock_env, mock_txn = mocker.MagicMock(), mocker.MagicMock()
+    mock_lmdb.open.return_value = mock_env
+    mock_env.begin.return_value.__enter__.return_value = mock_txn
+    change_id, review_ids = 1, {1, 2, 3}
+    mock_txn.get.side_effect = (
+        pickle.dumps(review_ids),  # b"review" key
+        None,                      # b"approved" key
+    )
+    tmpdir = Path(os.environ.get("TMPDIR", tempfile.gettempdir()))
+    mock_cursor.fetchone.return_value = (json.dumps({
+        "inbredset_id": 1,
+        "Modifications": {
+            "Current": {
+                "B6D2F1": {"Epoch": "10"},
+                "BXD100": {"Epoch": "3"},
+                "BXD101": {"SeqCvge": "2"},
+                "BXD102": {"Epoch": "3"},
+                "BXD108": {"SeqCvge": "oo"}
+            }
+        }
+    }), None)
+    mock_cursor.fetchall.side_effect = [
+        [  # Strain query
+            ("B6D2F1", 1), ("BXD100", 2),
+            ("BXD101", 3), ("BXD102", 4),
+            ("BXD108", 5)],
+        [  # CaseAttribute query
+            ("Epoch", 101), ("SeqCvge", 102)]
+    ]
+    assert apply_change(mock_cursor, EditStatus.approved,
+                        change_id, tmpdir) is True
+    assert mock_cursor.execute.call_count == 4
+    mock_cursor.execute.assert_has_calls([
+        mocker.call(
+            "SELECT json_diff_data FROM caseattributes_audit WHERE id = %s",
+            (change_id,)),
+        mocker.call(
+            "SELECT Name, Id FROM Strain WHERE Name IN (%s, %s, %s, %s, %s)",
+            ("B6D2F1", "BXD100", "BXD101", "BXD102", "BXD108")),
+        mocker.call(
+            "SELECT Name, CaseAttributeId FROM CaseAttribute "
+            "WHERE InbredSetId = %s AND Name IN (%s, %s)",
+            (1, "Epoch", "SeqCvge")),
+        mocker.call(
+            "UPDATE caseattributes_audit SET status = %s WHERE id = %s",
+            ("approved", change_id))
+    ])
+    mock_cursor.executemany.assert_called_once_with(
+        "INSERT INTO CaseAttributeXRefNew (InbredSetId, StrainId, CaseAttributeId, Value) "
+        "VALUES (%(inbredset_id)s, %(strain_id)s, %(caseattr_id)s, %(value)s) "
+        "ON DUPLICATE KEY UPDATE Value = VALUES(Value)",
+        [
+            {"inbredset_id": 1, "strain_id": 1, "caseattr_id": 101, "value": "10"},
+            {"inbredset_id": 1, "strain_id": 2, "caseattr_id": 101, "value": "3"},
+            {"inbredset_id": 1, "strain_id": 3, "caseattr_id": 102, "value": "2"},
+            {"inbredset_id": 1, "strain_id": 4, "caseattr_id": 101, "value": "3"},
+            {"inbredset_id": 1, "strain_id": 5, "caseattr_id": 102, "value": "oo"}
         ]
-        cursor.execute.assert_has_calls(calls, any_order=False)
+    )
 
 
 @pytest.mark.unit_test
-def test_approve_deleting_case_attribute(mocker: MockFixture) -> None:
-    """Test deleting a case-attribute"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        type(cursor).rowcount = 1
-        cursor.fetchone.return_value = (
-            """
-        {"Deletion": {"id": "12", "name": "test", "description": ""}}
-        """,
-        )
-        _ = approve_case_attribute(
-            mock_conn,
-            case_attr_audit_id=3,
-        )
-        calls = [
-            mocker.call(
-                "SELECT json_diff_data FROM caseattributes_audit "
-                "WHERE id = %s",
-                (3,),
-            ),
-            mocker.call("DELETE FROM CaseAttribute WHERE Id = %s", ("12",)),
-            mocker.call(
-                "UPDATE caseattributes_audit SET "
-                "status = 'approved' WHERE id = %s",
-                (3,),
-            ),
-        ]
-        cursor.execute.assert_has_calls(calls, any_order=False)
+def test_apply_change_rejected(mocker: MockFixture) -> None:
+    """Test rejecting a change"""
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_conn.cursor.return_value = mock_cursor
+    mock_lmdb = mocker.patch("gn3.db.case_attributes.lmdb")
+    mock_env, mock_txn = mocker.MagicMock(), mocker.MagicMock()
+    mock_lmdb.open.return_value = mock_env
+    mock_env.begin.return_value.__enter__.return_value = mock_txn
+    tmpdir = Path(os.environ.get("TMPDIR", tempfile.gettempdir()))
+    change_id, review_ids = 3, {1, 2, 3}
+    mock_txn.get.side_effect = [
+        pickle.dumps(review_ids),  # review_ids
+        None  # rejected_ids (initially empty)
+    ]
+
+    assert apply_change(mock_cursor, EditStatus.rejected,
+                        change_id, tmpdir) is True
+
+    # Verify SQL query call sequence
+    mock_cursor.execute.assert_called_once_with(
+        "UPDATE caseattributes_audit SET status = %s WHERE id = %s",
+        (str(EditStatus.rejected), change_id))
+    mock_cursor.executemany.assert_not_called()
+
+    # Verify LMDB operations
+    mock_env.begin.assert_called_once_with(write=True)
+    expected_txn_calls = [
+        mocker.call(b"review", pickle.dumps({1, 2})),
+        mocker.call(b"rejected", pickle.dumps({3}))
+    ]
+    mock_txn.put.assert_has_calls(expected_txn_calls, any_order=False)
 
 
 @pytest.mark.unit_test
-def test_approve_modifying_case_attribute(mocker: MockFixture) -> None:
-    """Test modifying a case-attribute"""
-    mock_conn = mocker.MagicMock()
-    with mock_conn.cursor() as cursor:
-        type(cursor).rowcount = 1
-        cursor.fetchone.return_value = (
-            """
-{
-  "id": "12",
-  "Modification": {
-    "description": {
-      "Current": "Test",
-      "Original": "A"
-    },
-    "name": {
-      "Current": "Height (A)",
-      "Original": "Height"
+def test_apply_change_non_existent_change_id(mocker: MockFixture) -> None:
+    """Test that there's a missing change_id from the returned LMDB rejected set."""
+    mock_env, mock_txn = mocker.MagicMock(), mocker.MagicMock()
+    mock_cursor, mock_conn = mocker.MagicMock(), mocker.MagicMock()
+    mock_lmdb = mocker.patch("gn3.db.case_attributes.lmdb")
+    mock_lmdb.open.return_value = mock_env
+    mock_conn.cursor.return_value = mock_cursor
+    mock_env.begin.return_value.__enter__.return_value = mock_txn
+    change_id, review_ids = 28, {1, 2, 3}
+    mock_txn.get.side_effect = [
+        pickle.dumps(review_ids),  # b"review" key
+        None,                      # b"approved" key
+    ]
+    tmpdir = Path(os.environ.get("TMPDIR", tempfile.gettempdir()))
+    assert apply_change(mock_cursor, EditStatus.approved,
+                        change_id, tmpdir) is False
+
+
+@pytest.mark.unit_test
+def test_get_changes(mocker: MockFixture) -> None:
+    """Test that reviews are correctly fetched"""
+    mock_fetch_case_attrs_changes = mocker.patch(
+        "gn3.db.case_attributes.__fetch_case_attrs_changes__"
+    )
+    mock_fetch_case_attrs_changes.return_value = [
+        {
+            "editor": "user1",
+            "json_diff_data": {
+                "inbredset_id": 1,
+                "Modifications": {
+                    "Original": {
+                        "B6D2F1": {"Epoch": "10au"},
+                        "BXD100": {"Epoch": "3b"},
+                        "BXD101": {"SeqCvge": "29"},
+                        "BXD102": {"Epoch": "3b"},
+                        "BXD108": {"SeqCvge": ""}
+                    },
+                    "Current": {
+                        "B6D2F1": {"Epoch": "10"},
+                        "BXD100": {"Epoch": "3"},
+                        "BXD101": {"SeqCvge": "2"},
+                        "BXD102": {"Epoch": "3"},
+                        "BXD108": {"SeqCvge": "oo"}
+                    }
+                }
+            },
+            "time_stamp": "2025-07-01 12:00:00"
+        },
+        {
+            "editor": "user2",
+            "json_diff_data": {
+                "inbredset_id": 1,
+                "Modifications": {
+                    "Original": {"BXD200": {"Epoch": "5a"}},
+                    "Current": {"BXD200": {"Epoch": "5"}}
+                }
+            },
+            "time_stamp": "2025-07-01 12:01:00"
+        }
+    ]
+    mock_lmdb = mocker.patch("gn3.db.case_attributes.lmdb")
+    mock_env, mock_txn = mocker.MagicMock(), mocker.MagicMock()
+    mock_lmdb.open.return_value = mock_env
+    mock_env.begin.return_value.__enter__.return_value = mock_txn
+    review_ids, approved_ids, rejected_ids = {1, 4}, {2, 3}, {5, 6, 7, 10}
+    mock_txn.get.side_effect = (
+        pickle.dumps(review_ids),    # b"review" key
+        pickle.dumps(approved_ids),  # b"approved" key
+        pickle.dumps(rejected_ids)   # b"rejected" key
+    )
+    result = get_changes(cursor=mocker.MagicMock(),
+                         change_type=EditStatus.review,
+                         directory=Path("/tmp"))
+    expected = {
+        "change-type": "review",
+        "count": {
+            "reviews": 2,
+            "approvals": 2,
+            "rejections": 4
+        },
+        "data": {
+            1: {
+                "editor": "user1",
+                "json_diff_data": {
+                    "inbredset_id": 1,
+                    "Modifications": {
+                        "Original": {
+                            "B6D2F1": {"Epoch": "10au"},
+                            "BXD100": {"Epoch": "3b"},
+                            "BXD101": {"SeqCvge": "29"},
+                            "BXD102": {"Epoch": "3b"},
+                            "BXD108": {"SeqCvge": ""}
+                        },
+                        "Current": {
+                            "B6D2F1": {"Epoch": "10"},
+                            "BXD100": {"Epoch": "3"},
+                            "BXD101": {"SeqCvge": "2"},
+                            "BXD102": {"Epoch": "3"},
+                            "BXD108": {"SeqCvge": "oo"}
+                        }
+                    }
+                },
+                "time_stamp": "2025-07-01 12:00:00"
+            },
+            4: {
+                'editor': 'user2',
+                'json_diff_data': {
+                    'inbredset_id': 1,
+                    'Modifications': {
+                        'Original': {
+                            'BXD200': {'Epoch': '5a'}
+                        },
+                        'Current': {
+                            'BXD200': {'Epoch': '5'}
+                        }
+                    }
+                },
+                "time_stamp": "2025-07-01 12:01:00"
+            }
+        }
     }
-  }
-}""",
-        )
-        _ = approve_case_attribute(
-            mock_conn,
-            case_attr_audit_id=3,
-        )
-        calls = [
-            mocker.call(
-                "SELECT json_diff_data FROM caseattributes_audit "
-                "WHERE id = %s",
-                (3,),
-            ),
-            mocker.call(
-                "UPDATE CaseAttribute SET Description = %s WHERE Id = %s",
-                (
-                    "Test",
-                    "12",
-                ),
-            ),
-            mocker.call(
-                "UPDATE CaseAttribute SET Name = %s WHERE Id = %s",
-                (
-                    "Height (A)",
-                    "12",
-                ),
-            ),
-            mocker.call(
-                "UPDATE caseattributes_audit SET "
-                "status = 'approved' WHERE id = %s",
-                (3,),
-            ),
-        ]
-        cursor.execute.assert_has_calls(calls, any_order=False)
+    assert result == expected
diff --git a/tests/unit/db/test_gen_menu.py b/tests/unit/db/test_gen_menu.py
index e6b5711..f64b4d3 100644
--- a/tests/unit/db/test_gen_menu.py
+++ b/tests/unit/db/test_gen_menu.py
@@ -120,7 +120,7 @@ class TestGenMenu(unittest.TestCase):
         with db_mock.cursor() as conn:
             with conn.cursor() as cursor:
                 for item in ["x", ("result"), ["result"], [1]]:
-                    cursor.fetchone.return_value = (item)
+                    cursor.fetchone.return_value = item
                 self.assertTrue(phenotypes_exist(db_mock, "test"))
 
     @pytest.mark.unit_test
@@ -140,7 +140,7 @@ class TestGenMenu(unittest.TestCase):
         db_mock = mock.MagicMock()
         with db_mock.cursor() as cursor:
             for item in ["x", ("result"), ["result"], [1]]:
-                cursor.fetchone.return_value = (item)
+                cursor.fetchone.return_value = item
                 self.assertTrue(phenotypes_exist(db_mock, "test"))
 
     @pytest.mark.unit_test