xero-hero/dist/accounting/invoices/__tests__/lineItems.test.mjs

Heroic utilities to simplify and enable your progress with the [xero-node](https://www.npmjs.com/package/xero-node) SDK.

// src/accounting/invoices/__tests__/lineItems.test.ts
import { LineItem } from "xero-node";

// src/common/instance/operations.ts
import { isObject } from "deep-cuts";

// src/accounting/attachments/requests.ts
import { bufferToStream } from "tranquil-stream";

// src/accounting/contacts/links.ts
import qs from "qs";

// src/accounting/invoices/lineItems.ts
import { isNil } from "deep-cuts";
var filterInvoiceLineItems = (lineItems, minCode, maxCode) => {
  if (typeof minCode === "function") {
    return (lineItems || []).filter(minCode);
  }
  const parsedMinCode = isNil(minCode) ? minCode : Number.parseInt(minCode, 10);
  const parsedMaxCode = isNil(maxCode) ? maxCode : Number.parseInt(maxCode, 10);
  if (parsedMinCode || parsedMaxCode) {
    return (lineItems || []).filter(({ itemCode }) => {
      const parsedItemCode = isNil(itemCode) ? itemCode : Number.parseInt(itemCode, 10);
      if (parsedItemCode) {
        const greaterThanOrEqualToMinCode = isNil(parsedMinCode) ? true : parsedItemCode >= parsedMinCode;
        const lessThanOrEqualToMaxCode = isNil(parsedMaxCode) ? true : parsedItemCode <= (parsedMaxCode || 0);
        return greaterThanOrEqualToMinCode && lessThanOrEqualToMaxCode;
      }
      return false;
    });
  }
  return lineItems || [];
};

// src/accounting/journals/links.ts
import qs2 from "qs";

// src/projects/timeEntries.ts
import { roundToNearestFraction } from "deep-cuts";

// src/accounting/invoices/__tests__/lineItems.test.ts
var generateLineItemsWithCodes = (itemCodes) => {
  return itemCodes.map((itemCode) => {
    const lineItem = new LineItem();
    lineItem.itemCode = String(itemCode);
    return lineItem;
  });
};
describe("invoices/lineItems", () => {
  describe("filterInvoiceLineItems()", () => {
    it("should return an empty array when passed undefined", () => {
      expect(filterInvoiceLineItems(void 0, 1e3)).toEqual([]);
    });
    it("should return an empty array when passed null", () => {
      expect(filterInvoiceLineItems(null, String(0))).toEqual([]);
    });
    it("should return an empty array when passed an empty array", () => {
      expect(filterInvoiceLineItems([], 5500)).toEqual([]);
    });
    it("should return all given line items when no min, max, or decision function is provided", () => {
      const lineItems = generateLineItemsWithCodes([1, 50, 5e3]);
      const filteredLineItems = filterInvoiceLineItems(lineItems);
      expect(filteredLineItems).toHaveLength(3);
      expect(filteredLineItems[0].itemCode).toBe("1");
      expect(filteredLineItems[1].itemCode).toBe("50");
      expect(filteredLineItems[2].itemCode).toBe("5000");
    });
    it("should remove line items without an item code in the case of an item code match", () => {
      const lineItems = generateLineItemsWithCodes([1, 50, 5e3]);
      const emptyLineItem = new LineItem();
      const filteredLineItems = filterInvoiceLineItems(
        lineItems.concat(emptyLineItem),
        0,
        1e4
      );
      expect(filteredLineItems).toHaveLength(3);
      expect(filteredLineItems[0].itemCode).toBe("1");
      expect(filteredLineItems[1].itemCode).toBe("50");
      expect(filteredLineItems[2].itemCode).toBe("5000");
    });
    it("should return line items above the min if only given a min", () => {
      const lineItems = generateLineItemsWithCodes([1, 50, 5e3]);
      const filteredLineItems = filterInvoiceLineItems(lineItems, 50);
      expect(filteredLineItems).toHaveLength(2);
      expect(filteredLineItems[0].itemCode).toBe("50");
      expect(filteredLineItems[1].itemCode).toBe("5000");
    });
    it("should return line items above the min if only given a min of string type", () => {
      const lineItems = generateLineItemsWithCodes([280, 7001, 2400]);
      const filteredLineItems = filterInvoiceLineItems(lineItems, "7000");
      expect(filteredLineItems).toHaveLength(1);
      expect(filteredLineItems[0].itemCode).toBe("7001");
    });
    it("should return line items below the max if only given a max", () => {
      const lineItems = generateLineItemsWithCodes([280, 7001, 2400]);
      const filteredLineItems = filterInvoiceLineItems(
        lineItems,
        // @ts-expect-error - This is an invalid type for the function.
        void 0,
        2500
      );
      expect(filteredLineItems).toHaveLength(2);
      expect(filteredLineItems[0].itemCode).toBe("280");
      expect(filteredLineItems[1].itemCode).toBe("2400");
    });
    it("should return line items below the max if only given a max of string type", () => {
      const lineItems = generateLineItemsWithCodes([280, 7001, 2400]);
      const filteredLineItems = filterInvoiceLineItems(
        lineItems,
        // @ts-expect-error - This is an invalid type for the function.
        void 0,
        "280"
      );
      expect(filteredLineItems).toHaveLength(1);
      expect(filteredLineItems[0].itemCode).toBe("280");
    });
    it("should return line items in between the min and the max inclusive", () => {
      const lineItems = generateLineItemsWithCodes([1, 29e3, 2726, 4846]);
      const filteredLineItems = filterInvoiceLineItems(lineItems, 1, 2726);
      expect(filteredLineItems).toHaveLength(2);
      expect(filteredLineItems[0].itemCode).toBe("1");
      expect(filteredLineItems[1].itemCode).toBe("2726");
    });
    it("should return line items in between the min and the max inclusive, when string types", () => {
      const lineItems = generateLineItemsWithCodes([1, 29e3, 2726, 4846]);
      const filteredLineItems = filterInvoiceLineItems(
        lineItems,
        "2726",
        "29000"
      );
      expect(filteredLineItems).toHaveLength(3);
      expect(filteredLineItems[0].itemCode).toBe("29000");
      expect(filteredLineItems[1].itemCode).toBe("2726");
      expect(filteredLineItems[2].itemCode).toBe("4846");
    });
    it("should be able to return line items based on a decision function", () => {
      const lineItems = generateLineItemsWithCodes([1, 29e3, 2726, 4846]).map(
        (lineItem, index) => {
          lineItem.lineAmount = index * 100;
          return lineItem;
        }
      );
      const filteredLineItems = filterInvoiceLineItems(lineItems, (lineItem) => {
        return (lineItem.lineAmount || 0) > 199;
      });
      expect(filteredLineItems).toHaveLength(2);
    });
    it("should ignore the max when a decision function is provided", () => {
      const lineItems = generateLineItemsWithCodes([1, 29e3, 2726, 4846]).map(
        (lineItem, index) => {
          lineItem.lineAmount = index * 100;
          return lineItem;
        }
      );
      const filteredLineItems = filterInvoiceLineItems(
        lineItems,
        (lineItem) => {
          return (lineItem.lineAmount || 0) > 199;
        },
        10
      );
      expect(filteredLineItems).toHaveLength(2);
    });
  });
});
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