const { mapInvoiceDocumentMeta } = require("../../../src/services/invoiceDocumentMeta");

describe("invoice document metadata", () => {
  it("exposes only supported document categories and a bounded subtype", () => {
    expect(mapInvoiceDocumentMeta({
      ocr_result: {
        result_json: {
          documentCategory: " electronic_train_ticket ",
          documentSubtype: `ElectronicTrainTicketFull${"x".repeat(80)}`,
          raw: { sensitive: true },
        },
      },
    })).toEqual({
      documentCategory: "electronic_train_ticket",
      documentSubtype: `ElectronicTrainTicketFull${"x".repeat(39)}`,
    });
  });

  it("fails closed for unknown, blank, or malformed OCR metadata", () => {
    expect(mapInvoiceDocumentMeta({
      ocr_result: { result_json: { documentCategory: "unknown_invoice", documentSubtype: " " } },
    })).toEqual({ documentCategory: null, documentSubtype: null });
    expect(mapInvoiceDocumentMeta(null)).toEqual({ documentCategory: null, documentSubtype: null });
  });
});