From 5f35592b3737939d4e269b6a823876f35567440b Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 16:34:09 +0200
Subject: [PATCH 1/9] fix: access initial seed

---
 src/faker.ts       |  4 +++-
 test/faker.spec.ts | 11 +++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/faker.ts b/src/faker.ts
index 278e0219485..2a7dd0f5800 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -49,7 +49,7 @@ export class Faker {
 
   readonly definitions: LocaleDefinition = this.initDefinitions();
 
-  seedValue?: number | number[];
+  seedValue: number | number[];
 
   readonly fake: Fake['fake'] = new Fake(this).fake;
   readonly unique: Unique['unique'] = new Unique().unique;
@@ -97,6 +97,8 @@ export class Faker {
     this.locales = opts.locales;
     this.locale = opts.locale || 'en';
     this.localeFallback = opts.localeFallback || 'en';
+
+    this.seed(Math.ceil(Math.random() * Number.MAX_SAFE_INTEGER));
   }
 
   /**
diff --git a/test/faker.spec.ts b/test/faker.spec.ts
index 7417121026e..a1a3e70f5b9 100644
--- a/test/faker.spec.ts
+++ b/test/faker.spec.ts
@@ -8,6 +8,17 @@ describe('faker', () => {
     faker.locale = 'en';
   });
 
+  it('should be possible to access the initial seed', () => {
+    const myFaker = new Faker({
+      locale: 'en',
+      localeFallback: 'en',
+      locales: { en: { title: 'MyStuff' } },
+    });
+
+    expect(myFaker.seedValue).toBeDefined();
+    expect(myFaker.seedValue).toBeTypeOf('number');
+  });
+
   it('should throw error if no options passed', () => {
     expect(
       () =>

From b665f3fc61dd3dd9efaab06591cc9226e865a507 Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 17:07:28 +0200
Subject: [PATCH 2/9] chore: no need anymore for setting seed manually

---
 test/address.spec.ts      | 3 ---
 test/animal.spec.ts       | 3 ---
 test/commerce.spec.ts     | 3 ---
 test/company.spec.ts      | 3 ---
 test/database.spec.ts     | 3 ---
 test/datatype.spec.ts     | 3 ---
 test/date.spec.ts         | 3 ---
 test/finance.spec.ts      | 3 ---
 test/finance_iban.spec.ts | 3 ---
 test/git.spec.ts          | 3 ---
 test/hacker.spec.ts       | 3 ---
 test/helpers.spec.ts      | 3 ---
 test/internet.spec.ts     | 3 ---
 test/lorem.spec.ts        | 3 ---
 test/music.spec.ts        | 3 ---
 test/name.spec.ts         | 3 ---
 test/phone.spec.ts        | 3 ---
 test/system.spec.ts       | 3 ---
 test/time.spec.ts         | 3 ---
 test/unique.spec.ts       | 3 ---
 test/vehicle.spec.ts      | 3 ---
 test/word.spec.ts         | 3 ---
 22 files changed, 66 deletions(-)

diff --git a/test/address.spec.ts b/test/address.spec.ts
index 1569ec85640..f42afae14ae 100644
--- a/test/address.spec.ts
+++ b/test/address.spec.ts
@@ -283,9 +283,6 @@ describe('address', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/animal.spec.ts b/test/animal.spec.ts
index b98aae5004b..5f081178912 100644
--- a/test/animal.spec.ts
+++ b/test/animal.spec.ts
@@ -98,9 +98,6 @@ describe('animal', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/commerce.spec.ts b/test/commerce.spec.ts
index bb3a2271bf9..d28f4ebe0c8 100644
--- a/test/commerce.spec.ts
+++ b/test/commerce.spec.ts
@@ -77,9 +77,6 @@ describe('commerce', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/company.spec.ts b/test/company.spec.ts
index cb37175181b..e66cb4c7cd6 100644
--- a/test/company.spec.ts
+++ b/test/company.spec.ts
@@ -86,9 +86,6 @@ describe('company', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/database.spec.ts b/test/database.spec.ts
index 053f91d9f9f..dda919297b5 100644
--- a/test/database.spec.ts
+++ b/test/database.spec.ts
@@ -62,9 +62,6 @@ describe('database', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/datatype.spec.ts b/test/datatype.spec.ts
index d6034dc7d34..45faf5b96ed 100644
--- a/test/datatype.spec.ts
+++ b/test/datatype.spec.ts
@@ -421,9 +421,6 @@ describe('datatype', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/date.spec.ts b/test/date.spec.ts
index 99141a89476..6fddb631fb2 100644
--- a/test/date.spec.ts
+++ b/test/date.spec.ts
@@ -364,9 +364,6 @@ describe('date', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/finance.spec.ts b/test/finance.spec.ts
index df5a193538f..e087203d1a6 100644
--- a/test/finance.spec.ts
+++ b/test/finance.spec.ts
@@ -121,9 +121,6 @@ describe('finance', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/finance_iban.spec.ts b/test/finance_iban.spec.ts
index 8f72b2ddf5e..4d47e4bef01 100644
--- a/test/finance_iban.spec.ts
+++ b/test/finance_iban.spec.ts
@@ -6,9 +6,6 @@ import ibanLib from '../src/utils/iban';
 const NON_SEEDED_BASED_RUN = 25;
 
 describe('finance_iban', () => {
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe('generic IBAN country checks', () => {
     it.each(ibanLib.formats.map((entry) => entry.country))('%s', (country) => {
       expect(country).toMatch(/^[A-Z]{2}$/);
diff --git a/test/git.spec.ts b/test/git.spec.ts
index 18451abd440..93ea42fff1e 100644
--- a/test/git.spec.ts
+++ b/test/git.spec.ts
@@ -98,9 +98,6 @@ describe('git', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/hacker.spec.ts b/test/hacker.spec.ts
index 89f9d0a6bae..50aa42bea84 100644
--- a/test/hacker.spec.ts
+++ b/test/hacker.spec.ts
@@ -105,9 +105,6 @@ describe('name', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/helpers.spec.ts b/test/helpers.spec.ts
index 3f63a80728c..d50c29e4f89 100644
--- a/test/helpers.spec.ts
+++ b/test/helpers.spec.ts
@@ -490,9 +490,6 @@ describe('helpers', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/internet.spec.ts b/test/internet.spec.ts
index 1f870b27e6c..0de992b9756 100644
--- a/test/internet.spec.ts
+++ b/test/internet.spec.ts
@@ -123,9 +123,6 @@ describe('internet', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/lorem.spec.ts b/test/lorem.spec.ts
index 10451632c31..8b6c88e70d1 100644
--- a/test/lorem.spec.ts
+++ b/test/lorem.spec.ts
@@ -118,9 +118,6 @@ describe('lorem', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/music.spec.ts b/test/music.spec.ts
index 73457e8dbcd..bb52f4a2cd1 100644
--- a/test/music.spec.ts
+++ b/test/music.spec.ts
@@ -51,9 +51,6 @@ describe('music', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/name.spec.ts b/test/name.spec.ts
index 91913c55537..fe463c4dfc7 100644
--- a/test/name.spec.ts
+++ b/test/name.spec.ts
@@ -163,9 +163,6 @@ describe('name', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/phone.spec.ts b/test/phone.spec.ts
index 276272f7e4b..47dec0144c1 100644
--- a/test/phone.spec.ts
+++ b/test/phone.spec.ts
@@ -99,9 +99,6 @@ describe('phone', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/system.spec.ts b/test/system.spec.ts
index 492e621d7df..9c606fe8b83 100644
--- a/test/system.spec.ts
+++ b/test/system.spec.ts
@@ -83,9 +83,6 @@ describe('system', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/time.spec.ts b/test/time.spec.ts
index 82c3fbae3af..8dfd6d64a3d 100644
--- a/test/time.spec.ts
+++ b/test/time.spec.ts
@@ -47,9 +47,6 @@ describe('time', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/unique.spec.ts b/test/unique.spec.ts
index 071231663b8..b1b9e121e7e 100644
--- a/test/unique.spec.ts
+++ b/test/unique.spec.ts
@@ -80,9 +80,6 @@ describe('unique', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/vehicle.spec.ts b/test/vehicle.spec.ts
index 79731354c10..c0d7bb50922 100644
--- a/test/vehicle.spec.ts
+++ b/test/vehicle.spec.ts
@@ -78,9 +78,6 @@ describe('vehicle', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {
diff --git a/test/word.spec.ts b/test/word.spec.ts
index d236f564a0c..9dee16e9cd1 100644
--- a/test/word.spec.ts
+++ b/test/word.spec.ts
@@ -177,9 +177,6 @@ describe('word', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
     faker.seedValue
   )}`, () => {

From b715e162cd6f1fb9244bb2d1fe621868e5c8c294 Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 17:26:26 +0200
Subject: [PATCH 3/9] chore: make seedValue readonly

---
 src/faker.ts | 35 +++++++++++++++++++++++++++++++----
 1 file changed, 31 insertions(+), 4 deletions(-)

diff --git a/src/faker.ts b/src/faker.ts
index 2a7dd0f5800..7edc8e72769 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -49,7 +49,7 @@ export class Faker {
 
   readonly definitions: LocaleDefinition = this.initDefinitions();
 
-  seedValue: number | number[];
+  private _initialSeed: number | number[];
 
   readonly fake: Fake['fake'] = new Fake(this).fake;
   readonly unique: Unique['unique'] = new Unique().unique;
@@ -98,7 +98,27 @@ export class Faker {
     this.locale = opts.locale || 'en';
     this.localeFallback = opts.localeFallback || 'en';
 
-    this.seed(Math.ceil(Math.random() * Number.MAX_SAFE_INTEGER));
+    this.seed();
+  }
+
+  /**
+   * The initial seed.
+   *
+   * Use the `seed` function to set a new seed.
+   */
+  public get initialSeed(): number | number[] {
+    return this._initialSeed;
+  }
+
+  /**
+   * The initial seed.
+   *
+   * Use the `seed` function to set a new seed.
+   *
+   * @deprecated Use `initialSeed` instead.
+   */
+  public get seedValue(): number | number[] {
+    return this.initialSeed;
   }
 
   /**
@@ -151,8 +171,15 @@ export class Faker {
     });
   }
 
-  seed(seed?: number | number[]): void {
-    this.seedValue = seed;
+  /**
+   * Setting the seed again resets the sequence.
+   *
+   * @param seed The initial seed to use.
+   */
+  seed(
+    seed: number | number[] = Math.ceil(Math.random() * Number.MAX_SAFE_INTEGER)
+  ): void {
+    this._initialSeed = seed;
     if (Array.isArray(seed) && seed.length) {
       this.mersenne.seed_array(seed);
     } else if (!Array.isArray(seed) && !isNaN(seed)) {

From 15e795087e20e1900750028f563aeb1aed3b456d Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 17:27:01 +0200
Subject: [PATCH 4/9] test: check that sequence resets

---
 test/faker.spec.ts | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/test/faker.spec.ts b/test/faker.spec.ts
index a1a3e70f5b9..05592e11863 100644
--- a/test/faker.spec.ts
+++ b/test/faker.spec.ts
@@ -98,6 +98,29 @@ describe('faker', () => {
   // This is only here for coverage
   // The actual test is in mersenne.spec.ts
   describe('seed()', () => {
+    it('seed()', () => {
+      faker.seed();
+
+      expect(faker.initialSeed).toBeDefined();
+      expect(faker.initialSeed).toBeTypeOf('number');
+    });
+
+    it('should reset the sequence when calling `seed`', () => {
+      faker.seed();
+
+      const seed = faker.initialSeed;
+
+      const num1 = faker.datatype.number();
+
+      faker.seed(seed);
+      const num2 = faker.datatype.number();
+
+      expect(num1).toBe(num2);
+
+      const num3 = faker.datatype.number();
+      expect(num1).not.toBe(num3);
+    });
+
     it('seed(number)', () => {
       faker.seed(1);
 

From c6a0ed1cf59d6fe8eedd295eaacce4f3dfadbab3 Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 17:33:53 +0200
Subject: [PATCH 5/9] chore: log deprecation warning

---
 src/faker.ts       |  7 +++++++
 test/faker.spec.ts | 15 +++++++++++++--
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/src/faker.ts b/src/faker.ts
index 7edc8e72769..73961428187 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -14,6 +14,7 @@ import { Git } from './git';
 import { Hacker } from './hacker';
 import { Helpers } from './helpers';
 import { Image } from './image';
+import { deprecated } from './internal/deprecated';
 import { Internet } from './internet';
 import type { KnownLocale } from './locales';
 import { Lorem } from './lorem';
@@ -118,6 +119,12 @@ export class Faker {
    * @deprecated Use `initialSeed` instead.
    */
   public get seedValue(): number | number[] {
+    deprecated({
+      deprecated: 'faker.seedValue',
+      proposed: 'faker.initialSeed',
+      since: 'v6.3.0',
+      until: 'v7.0.0',
+    });
     return this.initialSeed;
   }
 
diff --git a/test/faker.spec.ts b/test/faker.spec.ts
index 05592e11863..a95bed31257 100644
--- a/test/faker.spec.ts
+++ b/test/faker.spec.ts
@@ -15,8 +15,19 @@ describe('faker', () => {
       locales: { en: { title: 'MyStuff' } },
     });
 
-    expect(myFaker.seedValue).toBeDefined();
-    expect(myFaker.seedValue).toBeTypeOf('number');
+    expect(myFaker.initialSeed).toBeDefined();
+    expect(myFaker.initialSeed).toBeTypeOf('number');
+  });
+
+  it('should log a deprecation warning if accessing seedValue', () => {
+    const spy = vi.spyOn(console, 'warn');
+
+    faker.seedValue;
+
+    expect(spy).toHaveBeenCalledWith(
+      `[@faker-js/faker]: faker.seedValue is deprecated since v6.3.0 and will be removed in v7.0.0. Please use faker.initialSeed instead.`
+    );
+    spy.mockRestore();
   });
 
   it('should throw error if no options passed', () => {

From 33bad96bdc59b5bae2ebde02791efe006f7ddebf Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Wed, 20 Apr 2022 17:36:52 +0200
Subject: [PATCH 6/9] chore: do not use seedValue anymore

---
 src/faker.ts       | 27 +++++----------------------
 test/faker.spec.ts | 23 ++++++-----------------
 2 files changed, 11 insertions(+), 39 deletions(-)

diff --git a/src/faker.ts b/src/faker.ts
index 73961428187..532272819a1 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -14,7 +14,6 @@ import { Git } from './git';
 import { Hacker } from './hacker';
 import { Helpers } from './helpers';
 import { Image } from './image';
-import { deprecated } from './internal/deprecated';
 import { Internet } from './internet';
 import type { KnownLocale } from './locales';
 import { Lorem } from './lorem';
@@ -50,7 +49,7 @@ export class Faker {
 
   readonly definitions: LocaleDefinition = this.initDefinitions();
 
-  private _initialSeed: number | number[];
+  private _seedValue: number | number[];
 
   readonly fake: Fake['fake'] = new Fake(this).fake;
   readonly unique: Unique['unique'] = new Unique().unique;
@@ -103,29 +102,12 @@ export class Faker {
   }
 
   /**
-   * The initial seed.
+   * The seed.
    *
    * Use the `seed` function to set a new seed.
    */
-  public get initialSeed(): number | number[] {
-    return this._initialSeed;
-  }
-
-  /**
-   * The initial seed.
-   *
-   * Use the `seed` function to set a new seed.
-   *
-   * @deprecated Use `initialSeed` instead.
-   */
   public get seedValue(): number | number[] {
-    deprecated({
-      deprecated: 'faker.seedValue',
-      proposed: 'faker.initialSeed',
-      since: 'v6.3.0',
-      until: 'v7.0.0',
-    });
-    return this.initialSeed;
+    return this._seedValue;
   }
 
   /**
@@ -183,10 +165,11 @@ export class Faker {
    *
    * @param seed The initial seed to use.
    */
+  // TODO @Shinigami92 2022-04-20: Use get/set accessor instead of function (#855)
   seed(
     seed: number | number[] = Math.ceil(Math.random() * Number.MAX_SAFE_INTEGER)
   ): void {
-    this._initialSeed = seed;
+    this._seedValue = seed;
     if (Array.isArray(seed) && seed.length) {
       this.mersenne.seed_array(seed);
     } else if (!Array.isArray(seed) && !isNaN(seed)) {
diff --git a/test/faker.spec.ts b/test/faker.spec.ts
index a95bed31257..d2de41cd16e 100644
--- a/test/faker.spec.ts
+++ b/test/faker.spec.ts
@@ -8,26 +8,15 @@ describe('faker', () => {
     faker.locale = 'en';
   });
 
-  it('should be possible to access the initial seed', () => {
+  it('should be possible to access the seed', () => {
     const myFaker = new Faker({
       locale: 'en',
       localeFallback: 'en',
       locales: { en: { title: 'MyStuff' } },
     });
 
-    expect(myFaker.initialSeed).toBeDefined();
-    expect(myFaker.initialSeed).toBeTypeOf('number');
-  });
-
-  it('should log a deprecation warning if accessing seedValue', () => {
-    const spy = vi.spyOn(console, 'warn');
-
-    faker.seedValue;
-
-    expect(spy).toHaveBeenCalledWith(
-      `[@faker-js/faker]: faker.seedValue is deprecated since v6.3.0 and will be removed in v7.0.0. Please use faker.initialSeed instead.`
-    );
-    spy.mockRestore();
+    expect(myFaker.seedValue).toBeDefined();
+    expect(myFaker.seedValue).toBeTypeOf('number');
   });
 
   it('should throw error if no options passed', () => {
@@ -112,14 +101,14 @@ describe('faker', () => {
     it('seed()', () => {
       faker.seed();
 
-      expect(faker.initialSeed).toBeDefined();
-      expect(faker.initialSeed).toBeTypeOf('number');
+      expect(faker.seedValue).toBeDefined();
+      expect(faker.seedValue).toBeTypeOf('number');
     });
 
     it('should reset the sequence when calling `seed`', () => {
       faker.seed();
 
-      const seed = faker.initialSeed;
+      const seed = faker.seedValue;
 
       const num1 = faker.datatype.number();
 

From c3c49fbc1f9271cd09c45f1da98cb892401bf070 Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Fri, 22 Apr 2022 11:55:11 +0200
Subject: [PATCH 7/9] feat: return seed

---
 src/faker.ts | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/src/faker.ts b/src/faker.ts
index 532272819a1..781fdd52f40 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -14,6 +14,7 @@ import { Git } from './git';
 import { Hacker } from './hacker';
 import { Helpers } from './helpers';
 import { Image } from './image';
+import { deprecated } from './internal/deprecated';
 import { Internet } from './internet';
 import type { KnownLocale } from './locales';
 import { Lorem } from './lorem';
@@ -105,8 +106,16 @@ export class Faker {
    * The seed.
    *
    * Use the `seed` function to set a new seed.
+   *
+   * @deprecated Use the return value of `faker.seed()` instead.
    */
   public get seedValue(): number | number[] {
+    deprecated({
+      deprecated: 'faker.seedValue',
+      proposed: 'return value of faker.seed()',
+      since: '6.3.0',
+      until: '7.0.0',
+    });
     return this._seedValue;
   }
 
@@ -163,18 +172,26 @@ export class Faker {
   /**
    * Setting the seed again resets the sequence.
    *
-   * @param seed The initial seed to use.
+   * @param seed The initial seed to use. Defaults to a random number.
    */
-  // TODO @Shinigami92 2022-04-20: Use get/set accessor instead of function (#855)
+  seed(seed?: number): number;
+  /**
+   * Setting the seed again resets the sequence.
+   *
+   * @param seedArray The initial seed array to use.
+   */
+  seed(seedArray: number[]): number[];
   seed(
     seed: number | number[] = Math.ceil(Math.random() * Number.MAX_SAFE_INTEGER)
-  ): void {
+  ): number | number[] {
     this._seedValue = seed;
     if (Array.isArray(seed) && seed.length) {
       this.mersenne.seed_array(seed);
     } else if (!Array.isArray(seed) && !isNaN(seed)) {
       this.mersenne.seed(seed);
     }
+
+    return seed;
   }
 
   /**

From 7ef6b2be551c532502382aa3c0a514716af39cce Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Fri, 22 Apr 2022 12:03:47 +0200
Subject: [PATCH 8/9] test: use seed function directly

Co-authored-by: ST-DDT <ST-DDT@gmx.de>
---
 src/faker.ts              | 65 ++++++++++++++++++++++++++++++++++-----
 test/address.spec.ts      |  2 +-
 test/animal.spec.ts       |  2 +-
 test/commerce.spec.ts     |  2 +-
 test/company.spec.ts      |  2 +-
 test/database.spec.ts     |  2 +-
 test/datatype.spec.ts     |  2 +-
 test/date.spec.ts         |  2 +-
 test/faker.spec.ts        | 24 ++++-----------
 test/finance.spec.ts      |  6 ++--
 test/finance_iban.spec.ts |  2 +-
 test/git.spec.ts          |  2 +-
 test/hacker.spec.ts       |  2 +-
 test/helpers.spec.ts      |  2 +-
 test/internet.spec.ts     |  2 +-
 test/lorem.spec.ts        |  2 +-
 test/music.spec.ts        |  2 +-
 test/name.spec.ts         |  2 +-
 test/phone.spec.ts        |  2 +-
 test/system.spec.ts       |  2 +-
 test/time.spec.ts         |  2 +-
 test/unique.spec.ts       |  2 +-
 test/vehicle.spec.ts      |  2 +-
 test/word.spec.ts         |  2 +-
 24 files changed, 87 insertions(+), 50 deletions(-)

diff --git a/src/faker.ts b/src/faker.ts
index 781fdd52f40..5ae0bd9c4a3 100644
--- a/src/faker.ts
+++ b/src/faker.ts
@@ -98,12 +98,11 @@ export class Faker {
     this.locales = opts.locales;
     this.locale = opts.locale || 'en';
     this.localeFallback = opts.localeFallback || 'en';
-
-    this.seed();
   }
 
   /**
-   * The seed.
+   * The seed that was last set.
+   * Please note that generated values are dependent on both the seed and the number of calls that have been made since it was set.
    *
    * Use the `seed` function to set a new seed.
    *
@@ -170,15 +169,67 @@ export class Faker {
   }
 
   /**
-   * Setting the seed again resets the sequence.
+   * Sets the seed or generates a new one.
+   *
+   * Please note that generated values are dependent on both the seed and the
+   * number of calls that have been made since it was set.
+   *
+   * This method is intended to allow for consistent values in a tests, so you
+   * might want to use hardcoded values as the seed.
+   *
+   * In addition to that it can be used for creating truly random tests
+   * (by passing no arguments), that still can be reproduced if needed,
+   * by logging the result and explicitly setting it if needed.
+   *
+   * @param seed The seed to use. Defaults to a random number.
+   * @returns The seed that was set.
+   *
+   * @example
+   * // Consistent values for tests:
+   * faker.seed(42)
+   * faker.datatype.number(10); // 4
+   * faker.datatype.number(10); // 8
+   *
+   * faker.seed(42)
+   * faker.datatype.number(10); // 4
+   * faker.datatype.number(10); // 8
    *
-   * @param seed The initial seed to use. Defaults to a random number.
+   * @example
+   * // Random but reproducible tests:
+   * // Simply log the seed, and if you need to reproduce it, insert the seed here
+   * console.log('Running test with seed:', faker.seed());
    */
   seed(seed?: number): number;
   /**
-   * Setting the seed again resets the sequence.
+   * Sets the seed array.
+   *
+   * Please note that generated values are dependent on both the seed and the
+   * number of calls that have been made since it was set.
+   *
+   * This method is intended to allow for consistent values in a tests, so you
+   * might want to use hardcoded values as the seed.
+   *
+   * In addition to that it can be used for creating truly random tests
+   * (by passing no arguments), that still can be reproduced if needed,
+   * by logging the result and explicitly setting it if needed.
+   *
+   * @param seedArray The seed array to use.
+   * @returns The seed array that was set.
+   *
+   * @example
+   * // Consistent values for tests:
+   * faker.seed([42, 13, 17])
+   * faker.datatype.number(10); // 4
+   * faker.datatype.number(10); // 8
+   *
+   * faker.seed([42, 13, 17])
+   * faker.datatype.number(10); // 4
+   * faker.datatype.number(10); // 8
    *
-   * @param seedArray The initial seed array to use.
+   * @example
+   * // Random but reproducible tests:
+   * // Simply log the seed, and if you need to reproduce it, insert the seed here
+   * console.log('Running test with seed:', faker.seed());
    */
   seed(seedArray: number[]): number[];
   seed(
diff --git a/test/address.spec.ts b/test/address.spec.ts
index f42afae14ae..6965abe80c7 100644
--- a/test/address.spec.ts
+++ b/test/address.spec.ts
@@ -284,7 +284,7 @@ describe('address', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('countryCode()', () => {
diff --git a/test/animal.spec.ts b/test/animal.spec.ts
index 5f081178912..a3ad1af6d42 100644
--- a/test/animal.spec.ts
+++ b/test/animal.spec.ts
@@ -99,7 +99,7 @@ describe('animal', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       for (const functionName of functionNames) {
diff --git a/test/commerce.spec.ts b/test/commerce.spec.ts
index d28f4ebe0c8..87385aa7903 100644
--- a/test/commerce.spec.ts
+++ b/test/commerce.spec.ts
@@ -78,7 +78,7 @@ describe('commerce', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe(`color()`, () => {
diff --git a/test/company.spec.ts b/test/company.spec.ts
index e66cb4c7cd6..6ef8b551aab 100644
--- a/test/company.spec.ts
+++ b/test/company.spec.ts
@@ -87,7 +87,7 @@ describe('company', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('suffixes()', () => {
diff --git a/test/database.spec.ts b/test/database.spec.ts
index dda919297b5..75fe6ac36ba 100644
--- a/test/database.spec.ts
+++ b/test/database.spec.ts
@@ -63,7 +63,7 @@ describe('database', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('column()', () => {
diff --git a/test/datatype.spec.ts b/test/datatype.spec.ts
index 45faf5b96ed..54504e02d33 100644
--- a/test/datatype.spec.ts
+++ b/test/datatype.spec.ts
@@ -422,7 +422,7 @@ describe('datatype', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('number', () => {
diff --git a/test/date.spec.ts b/test/date.spec.ts
index 6fddb631fb2..4b3350a45a4 100644
--- a/test/date.spec.ts
+++ b/test/date.spec.ts
@@ -365,7 +365,7 @@ describe('date', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('past()', () => {
diff --git a/test/faker.spec.ts b/test/faker.spec.ts
index d2de41cd16e..013f7a4e631 100644
--- a/test/faker.spec.ts
+++ b/test/faker.spec.ts
@@ -8,17 +8,6 @@ describe('faker', () => {
     faker.locale = 'en';
   });
 
-  it('should be possible to access the seed', () => {
-    const myFaker = new Faker({
-      locale: 'en',
-      localeFallback: 'en',
-      locales: { en: { title: 'MyStuff' } },
-    });
-
-    expect(myFaker.seedValue).toBeDefined();
-    expect(myFaker.seedValue).toBeTypeOf('number');
-  });
-
   it('should throw error if no options passed', () => {
     expect(
       () =>
@@ -99,23 +88,22 @@ describe('faker', () => {
   // The actual test is in mersenne.spec.ts
   describe('seed()', () => {
     it('seed()', () => {
-      faker.seed();
+      const seed = faker.seed();
 
-      expect(faker.seedValue).toBeDefined();
-      expect(faker.seedValue).toBeTypeOf('number');
+      expect(seed).toBeDefined();
+      expect(seed).toBeTypeOf('number');
     });
 
     it('should reset the sequence when calling `seed`', () => {
-      faker.seed();
-
-      const seed = faker.seedValue;
+      const seed = faker.seed();
 
       const num1 = faker.datatype.number();
 
-      faker.seed(seed);
+      const newSeed = faker.seed(seed);
       const num2 = faker.datatype.number();
 
       expect(num1).toBe(num2);
+      expect(newSeed).toBe(seed);
 
       const num3 = faker.datatype.number();
       expect(num1).not.toBe(num3);
diff --git a/test/finance.spec.ts b/test/finance.spec.ts
index e087203d1a6..4656e1dea82 100644
--- a/test/finance.spec.ts
+++ b/test/finance.spec.ts
@@ -122,7 +122,7 @@ describe('finance', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('account()', () => {
@@ -392,9 +392,7 @@ describe('finance', () => {
         });
 
         it('should ignore case for issuer', () => {
-          const seed = faker.seedValue;
-
-          faker.seed(seed);
+          const seed = faker.seed();
           const actualNonLowerCase = faker.finance.creditCardNumber('ViSa');
 
           faker.seed(seed);
diff --git a/test/finance_iban.spec.ts b/test/finance_iban.spec.ts
index 4d47e4bef01..a5936fafa0e 100644
--- a/test/finance_iban.spec.ts
+++ b/test/finance_iban.spec.ts
@@ -17,7 +17,7 @@ describe('finance_iban', () => {
   });
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('specific IBAN country checks', () => {
diff --git a/test/git.spec.ts b/test/git.spec.ts
index 93ea42fff1e..30c00e8d98b 100644
--- a/test/git.spec.ts
+++ b/test/git.spec.ts
@@ -99,7 +99,7 @@ describe('git', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('branch()', () => {
diff --git a/test/hacker.spec.ts b/test/hacker.spec.ts
index 50aa42bea84..d0311f724a3 100644
--- a/test/hacker.spec.ts
+++ b/test/hacker.spec.ts
@@ -106,7 +106,7 @@ describe('name', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('abbreviation()', () => {
diff --git a/test/helpers.spec.ts b/test/helpers.spec.ts
index d50c29e4f89..95da8302319 100644
--- a/test/helpers.spec.ts
+++ b/test/helpers.spec.ts
@@ -491,7 +491,7 @@ describe('helpers', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('randomize()', () => {
diff --git a/test/internet.spec.ts b/test/internet.spec.ts
index 0de992b9756..f15692f083a 100644
--- a/test/internet.spec.ts
+++ b/test/internet.spec.ts
@@ -124,7 +124,7 @@ describe('internet', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('avatar', () => {
diff --git a/test/lorem.spec.ts b/test/lorem.spec.ts
index 8b6c88e70d1..1338e366502 100644
--- a/test/lorem.spec.ts
+++ b/test/lorem.spec.ts
@@ -119,7 +119,7 @@ describe('lorem', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('word()', () => {
diff --git a/test/music.spec.ts b/test/music.spec.ts
index bb52f4a2cd1..3fa51b8eaeb 100644
--- a/test/music.spec.ts
+++ b/test/music.spec.ts
@@ -52,7 +52,7 @@ describe('music', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('genre()', () => {
diff --git a/test/name.spec.ts b/test/name.spec.ts
index fe463c4dfc7..a182f5f0856 100644
--- a/test/name.spec.ts
+++ b/test/name.spec.ts
@@ -164,7 +164,7 @@ describe('name', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('firstName()', () => {
diff --git a/test/phone.spec.ts b/test/phone.spec.ts
index 47dec0144c1..17180156008 100644
--- a/test/phone.spec.ts
+++ b/test/phone.spec.ts
@@ -100,7 +100,7 @@ describe('phone', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('phoneNumber()', () => {
diff --git a/test/system.spec.ts b/test/system.spec.ts
index 9c606fe8b83..dc584ee6fde 100644
--- a/test/system.spec.ts
+++ b/test/system.spec.ts
@@ -84,7 +84,7 @@ describe('system', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('commonFileExt()', () => {
diff --git a/test/time.spec.ts b/test/time.spec.ts
index 8dfd6d64a3d..c9b7068df99 100644
--- a/test/time.spec.ts
+++ b/test/time.spec.ts
@@ -48,7 +48,7 @@ describe('time', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('recent()', () => {
diff --git a/test/unique.spec.ts b/test/unique.spec.ts
index b1b9e121e7e..e304092d5ba 100644
--- a/test/unique.spec.ts
+++ b/test/unique.spec.ts
@@ -81,7 +81,7 @@ describe('unique', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('unique()', () => {
diff --git a/test/vehicle.spec.ts b/test/vehicle.spec.ts
index c0d7bb50922..d6440814bb7 100644
--- a/test/vehicle.spec.ts
+++ b/test/vehicle.spec.ts
@@ -79,7 +79,7 @@ describe('vehicle', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe('vehicle()', () => {
diff --git a/test/word.spec.ts b/test/word.spec.ts
index 9dee16e9cd1..f3ef451c202 100644
--- a/test/word.spec.ts
+++ b/test/word.spec.ts
@@ -178,7 +178,7 @@ describe('word', () => {
   }
 
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     for (let i = 1; i <= NON_SEEDED_BASED_RUN; i++) {
       describe(`adjective`, () => {

From 6eb1cc2782bd441d7e8f014846386d5bf4d203dd Mon Sep 17 00:00:00 2001
From: Shinigami92 <chrissi92@hotmail.de>
Date: Sun, 1 May 2022 12:15:48 +0200
Subject: [PATCH 9/9] test: use seed function

---
 test/random.spec.ts | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/test/random.spec.ts b/test/random.spec.ts
index a3c93562aea..bf081b5c4cc 100644
--- a/test/random.spec.ts
+++ b/test/random.spec.ts
@@ -99,11 +99,8 @@ describe('random', () => {
     });
   }
 
-  // Create and log-back the seed for debug purposes
-  faker.seed(Math.ceil(Math.random() * 1_000_000_000));
-
   describe(`random seeded tests for seed ${JSON.stringify(
-    faker.seedValue
+    faker.seed()
   )}`, () => {
     describe.each(times(NON_SEEDED_BASED_RUN))('%s', () => {
       describe('arrayElement', () => {