Warnings cleanup

tests/cmis/test_cmis_browser_binding_api.py

@@ -366,6 +366,54 @@ def test_cmis_browser_binding_delete_content_stream_tombstones_content(cmis_clie
     assert content_after_delete.json()["exception"] == "constraint"
 
 
+def test_cmis_browser_binding_append_content_stream_adds_versioned_content(cmis_client) -> None:
+    document = cmis_client.post(
+        "/cmis/compat-tck/browser/root",
+        data={
+            "cmisaction": "createDocument",
+            "propertyId[0]": "cmis:objectTypeId",
+            "propertyValue[0]": "cmis:document",
+            "propertyId[1]": "cmis:name",
+            "propertyValue[1]": "Append Content Document",
+        },
+        files={"content": ("append-content.txt", b"one", "text/plain")},
+    ).json()
+    object_id = document["properties"]["cmis:objectId"]["value"]
+    token = document["properties"]["cmis:changeToken"]["value"]
+
+    appended = cmis_client.post(
+        "/cmis/compat-tck/browser/root",
+        data={
+            "cmisaction": "appendContent",
+            "objectId": object_id,
+            "changeToken": token,
+            "isLastChunk": "true",
+        },
+        files={"content": ("append-content.txt", b" two", "text/plain")},
+    )
+    content = cmis_client.get(
+        "/cmis/compat-tck/browser/root",
+        params={"cmisselector": "content", "objectId": object_id},
+    )
+    stale_append = cmis_client.post(
+        "/cmis/compat-tck/browser/root",
+        data={
+            "cmisaction": "appendContentStream",
+            "objectId": object_id,
+            "changeToken": token,
+        },
+        files={"content": ("append-content.txt", b" stale", "text/plain")},
+    )
+
+    assert appended.status_code == 200
+    assert appended.json()["properties"]["cmis:contentStreamLength"]["value"] == 7
+    assert appended.json()["properties"]["cmis:contentStreamMimeType"]["value"] == "text/plain"
+    assert appended.json()["properties"]["cmis:changeToken"]["value"] != token
+    assert content.content == b"one two"
+    assert stale_append.status_code == 409
+    assert stale_append.json()["exception"] == "updateConflict"
+
+
 def test_cmis_browser_binding_change_tokens_conflict_on_stale_updates(cmis_client) -> None:
     document = cmis_client.post(
         "/cmis/compat-tck/browser/root",