What to Assert When You Test an Iceberg Pipeline
September 10, 2026Fixtures, in-memory catalogs, and golden metadata: the assertions that catch wrong rows, unsafe reruns, schema drift, and concurrent-write corruption in CI.
Fixtures, in-memory catalogs, and golden metadata: the assertions that catch wrong rows, unsafe reruns, schema drift, and concurrent-write corruption in CI.
One suite of REST catalog operations every Iceberg platform should pass. What sameness means, where implementations diverge, and how to test it.