yara724api/src/helpers/claim-price-drop.spec.ts

import {
  buildCoefficientsFromPartSeverities,
  calculateClaimPriceDrop,
  resolvePriceDropPartKeyFromDamagePart,
  resolveVehicleModelYearFromBlame,
} from "./claim-price-drop";

describe("claim-price-drop", () => {
  it("maps catalog segment to price drop key", () => {
    expect(
      resolvePriceDropPartKeyFromDamagePart({
        name: "backfender",
        catalogKey: "left_backfender",
      }),
    ).toBe("backFender");
    expect(
      resolvePriceDropPartKeyFromDamagePart({
        name: "hood",
        catalogKey: "front_carHood",
      }),
    ).toBe("Hood");
  });

  it("calculates total from formula", () => {
    const r = calculateClaimPriceDrop(400_000_000, 1394, [2, 3]);
    expect(r.sumOfSeverity).toBe(5);
    expect(r.coefficientYear).toBe(2.1);
    expect(r.total).toBe((400_000_000 * 2.1 * 5) / 400);
  });

  it("reads model year from blame inquiry", () => {
    const year = resolveVehicleModelYearFromBlame(
      { owner: { userId: "u1" } },
      {
        parties: [
          {
            role: "FIRST",
            person: { userId: "u1" },
            vehicle: {
              inquiry: { mapped: { ModelField: "1395" } },
            },
          },
        ],
      },
    );
    expect(year).toBe(1395);
  });

  it("builds coefficients from expert severities", () => {
    const { coefficients, errors } = buildCoefficientsFromPartSeverities(
      [
        {
          id: 1,
          name: "backfender",
          side: "left",
          label_fa: "گلگیر",
          catalogKey: "left_backfender",
        },
      ],
      [{ partId: 1, severity: "Moderate" }],
    );
    expect(errors).toHaveLength(0);
    expect(coefficients).toEqual([3]);
  });

  it("accepts numeric catalog id (e.g. 201)", () => {
    const { coefficients, errors, lines } = buildCoefficientsFromPartSeverities(
      [
        {
          id: 201,
          name: "backfender",
          side: "left",
          label_fa: "گلگیر عقب (چپ)",
          catalogKey: "left_backfender",
        },
      ],
      [{ partId: 201, severity: "Moderate" }],
    );
    expect(errors).toHaveLength(0);
    expect(coefficients).toEqual([3]);
    expect(lines[0]?.partId).toBe(201);
  });
});