maxMessages: 10,

});

// The oversized line's id and parentId are extracted by regex from the

// prefix bytes. parentId drives active-tree selection; id is attached

// to the __openclaw metadata. Both must be correct for the record to

// appear in the right position.

expect(out).toHaveLength(2); // root-msg + oversized-child

const oversized = out[1] as Record<string, unknown>;

expect(oversized.role).toBe("assistant");

// id is preserved in __openclaw transcript metadata

const meta = (oversized as Record<string, Record<string, unknown>>).__openclaw;

expect(meta?.id).toBe("oversized-child");

// parentId extraction is proven by the record being included:

// if parentId was not extracted, the tree would orphan this node.

// The oversized content must NOT appear in the output.

const serialized = JSON.stringify(out);

// The oversized line's id and parentId must be extracted correctly

// from the prefix via regex-based field extraction.

expect(serialized).toContain("oversized-child");

expect(serialized).toContain("root-msg");

expect(serialized).not.toContain(oversizedContent);

});