feat: update test

Author: Shinigami92

src/datatype.ts

@@ -1,4 +1,5 @@
 import type { Faker } from '.';
+import { FakerError } from './errors/faker-error';
 import { deprecated } from './internal/deprecated';
 
 /**
@@ -290,7 +291,7 @@ export class Datatype {
    * @param options.min Lower bound for generated bigint. Defaults to `0n`.
    * @param options.max Upper bound for generated bigint. Defaults to `min + 999999999999999n`.
    *
-   * @throws When options define `max < min`
+   * @throws When options define `max < min`.
    *
    * @example
    * faker.datatype.bigInt() // 55422n
@@ -326,9 +327,10 @@ export class Datatype {
     }
 
     if (max < min) {
-      throw new Error(`Max ${max} should be larger then min ${min}`);
+      throw new FakerError(`Max ${max} should be larger then min ${min}.`);
     }
 
+    // TODO @Shinigami92 2022-04-07: Use faker.random.numeric() from https://github.com/faker-js/faker/pull/797
     const generateRandomBigInt = (length: number) =>
       BigInt(
         Array.from(

test/datatype.spec.ts

@@ -1,5 +1,5 @@
 import { describe, expect, it, vi } from 'vitest';
-import { faker } from '../src';
+import { faker, FakerError } from '../src';
 
 const seededRuns = [
   {
@@ -426,7 +426,9 @@ describe('datatype', () => {
 
           expect(() => {
             faker.datatype.bigInt({ min, max });
-          }).toThrowError(`Max ${max} should be larger then min ${min}`);
+          }).toThrowError(
+            new FakerError(`Max ${max} should be larger then min ${min}.`)
+          );
         });
       });
     });