from sir import NodeKind, SemanticNode, SirSnapshot, SourceRef, compute_snapshot_hash


def test_snapshot_hash_deterministic_ignores_created_at():
    node = SemanticNode(
        semantic_id="module.demo",
        lineage_id="lineage.module.demo",
        kind=NodeKind.MODULE,
        name="Module",
        qualified_name="Module",
        source_ref=SourceRef(source_path="module.bsl"),
    )
    a = SirSnapshot(snapshot_id="snapshot.demo", project_id="demo", nodes=[node])
    b = SirSnapshot(snapshot_id="snapshot.demo", project_id="demo", nodes=[node])
    assert compute_snapshot_hash(a) == compute_snapshot_hash(b)