From 40aaebc27ccdb4e2d171ac268afcf071f9cc9092 Mon Sep 17 00:00:00 2001
From: Blake Kostner <git@btkostner.io>
Date: Wed, 15 Feb 2023 16:58:20 -0700
Subject: [PATCH 1/6] feat: add test seed to banner

---
 packages/vitest/src/node/logger.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index 9c2d2eae3264..6ee70f823ee0 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -102,8 +102,11 @@ export class Logger {
     const mode = this.ctx.config.watch
       ? c.blue(' DEV ')
       : c.cyan(' RUN ')
+    const seedText = this.ctx.config.sequence.seed != null
+      ? c.dim(`seed ${this.ctx.config.sequence.seed}`)
+      : ''
 
-    this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
+    this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)} ${seedText}`.trim())
 
     if (this.ctx.config.browser)
       this.log(c.dim(c.green(`      Browser runner started at http://${this.ctx.config.api?.host || 'localhost'}:${c.bold(`${this.ctx.server.config.server.port}`)}`)))

From ac4de8390ade32335719e43e47c7cfd9fbca7ed7 Mon Sep 17 00:00:00 2001
From: Blake Kostner <git@btkostner.io>
Date: Wed, 15 Feb 2023 17:20:33 -0700
Subject: [PATCH 2/6] move seed to a new line

---
 packages/vitest/src/node/logger.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index 6ee70f823ee0..f9212da27215 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -106,7 +106,10 @@ export class Logger {
       ? c.dim(`seed ${this.ctx.config.sequence.seed}`)
       : ''
 
-    this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)} ${seedText}`.trim())
+    this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
+
+    if (this.ctx.config.sequence.seed)
+      this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
 
     if (this.ctx.config.browser)
       this.log(c.dim(c.green(`      Browser runner started at http://${this.ctx.config.api?.host || 'localhost'}:${c.bold(`${this.ctx.server.config.server.port}`)}`)))

From 27b026a6ca4370f51ccc128f8aa0bf8fbad8a53e Mon Sep 17 00:00:00 2001
From: Blake Kostner <git@btkostner.io>
Date: Wed, 15 Feb 2023 17:22:28 -0700
Subject: [PATCH 3/6] remove unused var

---
 packages/vitest/src/node/logger.ts | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index f9212da27215..922158bf0f2a 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -102,9 +102,6 @@ export class Logger {
     const mode = this.ctx.config.watch
       ? c.blue(' DEV ')
       : c.cyan(' RUN ')
-    const seedText = this.ctx.config.sequence.seed != null
-      ? c.dim(`seed ${this.ctx.config.sequence.seed}`)
-      : ''
 
     this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
 

From 75846ad061a6075b48841922ee48a1538f8575ef Mon Sep 17 00:00:00 2001
From: Blake Kostner <git@btkostner.io>
Date: Thu, 16 Feb 2023 10:15:29 -0700
Subject: [PATCH 4/6] make the seed more deterministic

---
 packages/runner/src/types/runner.ts                    | 2 +-
 packages/vitest/src/node/config.ts                     | 1 +
 packages/vitest/src/node/logger.ts                     | 4 +---
 packages/vitest/src/node/sequencers/RandomSequencer.ts | 4 +---
 packages/vitest/src/types/config.ts                    | 2 +-
 5 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/packages/runner/src/types/runner.ts b/packages/runner/src/types/runner.ts
index 2892ff6b79ad..8ba40c29abb8 100644
--- a/packages/runner/src/types/runner.ts
+++ b/packages/runner/src/types/runner.ts
@@ -9,7 +9,7 @@ export interface VitestRunnerConfig {
   allowOnly?: boolean
   sequence: {
     shuffle?: boolean
-    seed?: number
+    seed: number
     hooks: SequenceHooks
   }
   maxConcurrency: number
diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index a2f2cf12c333..6f2cd504079b 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -230,6 +230,7 @@ export function resolveConfig(
       ? RandomSequencer
       : BaseSequencer
   }
+  resolved.sequence.seed ??= Date.now()
   resolved.sequence.hooks ??= 'parallel'
 
   resolved.typecheck = {
diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index 922158bf0f2a..b3598ab054e2 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -104,9 +104,7 @@ export class Logger {
       : c.cyan(' RUN ')
 
     this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
-
-    if (this.ctx.config.sequence.seed)
-      this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
+    this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
 
     if (this.ctx.config.browser)
       this.log(c.dim(c.green(`      Browser runner started at http://${this.ctx.config.api?.host || 'localhost'}:${c.bold(`${this.ctx.server.config.server.port}`)}`)))
diff --git a/packages/vitest/src/node/sequencers/RandomSequencer.ts b/packages/vitest/src/node/sequencers/RandomSequencer.ts
index d6edc463813e..d3b3bd1d54d0 100644
--- a/packages/vitest/src/node/sequencers/RandomSequencer.ts
+++ b/packages/vitest/src/node/sequencers/RandomSequencer.ts
@@ -5,8 +5,6 @@ export class RandomSequencer extends BaseSequencer {
   public async sort(files: string[]) {
     const { sequence } = this.ctx.config
 
-    const seed = sequence?.seed ?? Date.now()
-
-    return shuffle(files, seed)
+    return shuffle(files, sequence.seed)
   }
 }
diff --git a/packages/vitest/src/types/config.ts b/packages/vitest/src/types/config.ts
index b01c587e6ba6..d49e4e27d9b4 100644
--- a/packages/vitest/src/types/config.ts
+++ b/packages/vitest/src/types/config.ts
@@ -636,7 +636,7 @@ export interface ResolvedConfig extends Omit<Required<UserConfig>, 'config' | 'f
     sequencer: TestSequencerConstructor
     hooks: SequenceHooks
     shuffle?: boolean
-    seed?: number
+    seed: number
   }
 
   typecheck: TypecheckConfig

From a5c305f3f3425cc47d0cbce9d0c7717500311825 Mon Sep 17 00:00:00 2001
From: Blake Kostner <git@btkostner.io>
Date: Fri, 17 Feb 2023 12:09:18 -0700
Subject: [PATCH 5/6] move seed generation and update logger

---
 packages/vitest/src/node/config.ts | 1 -
 packages/vitest/src/node/core.ts   | 1 +
 packages/vitest/src/node/logger.ts | 5 ++++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index 6f2cd504079b..a2f2cf12c333 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -230,7 +230,6 @@ export function resolveConfig(
       ? RandomSequencer
       : BaseSequencer
   }
-  resolved.sequence.seed ??= Date.now()
   resolved.sequence.hooks ??= 'parallel'
 
   resolved.typecheck = {
diff --git a/packages/vitest/src/node/core.ts b/packages/vitest/src/node/core.ts
index 2dd8e1e6f9f2..3db785d0b5c2 100644
--- a/packages/vitest/src/node/core.ts
+++ b/packages/vitest/src/node/core.ts
@@ -143,6 +143,7 @@ export class Vitest {
       onConsoleLog: undefined!,
       sequence: {
         ...this.config.sequence,
+        seed: this.config.sequence.seed || Date.now(),
         sequencer: undefined!,
       },
       benchmark: {
diff --git a/packages/vitest/src/node/logger.ts b/packages/vitest/src/node/logger.ts
index b3598ab054e2..7897002509f2 100644
--- a/packages/vitest/src/node/logger.ts
+++ b/packages/vitest/src/node/logger.ts
@@ -4,6 +4,7 @@ import { version } from '../../../../package.json'
 import type { ErrorWithDiff } from '../types'
 import type { TypeCheckError } from '../typecheck/typechecker'
 import { divider } from './reporters/renderers/utils'
+import { RandomSequencer } from './sequencers/RandomSequencer'
 import type { Vitest } from './core'
 import { printError } from './error'
 
@@ -104,7 +105,9 @@ export class Logger {
       : c.cyan(' RUN ')
 
     this.log(`${c.inverse(c.bold(mode))} ${versionTest} ${c.gray(this.ctx.config.root)}`)
-    this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
+
+    if (this.ctx.config.sequence.sequencer === RandomSequencer)
+      this.log(c.gray(`      Running tests with seed "${this.ctx.config.sequence.seed}"`))
 
     if (this.ctx.config.browser)
       this.log(c.dim(c.green(`      Browser runner started at http://${this.ctx.config.api?.host || 'localhost'}:${c.bold(`${this.ctx.server.config.server.port}`)}`)))

From f8b26201d0620e9c2386e1372840ca232948c8ca Mon Sep 17 00:00:00 2001
From: Vladimir Sheremet <sleuths.slews0s@icloud.com>
Date: Tue, 21 Feb 2023 18:10:31 +0100
Subject: [PATCH 6/6] revert: set seed when the config is resolved

---
 packages/vitest/src/node/config.ts | 2 ++
 packages/vitest/src/node/core.ts   | 1 -
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index a2f2cf12c333..5548b5dcbde8 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -231,6 +231,8 @@ export function resolveConfig(
       : BaseSequencer
   }
   resolved.sequence.hooks ??= 'parallel'
+  if (resolved.sequence.sequencer === RandomSequencer)
+    resolved.sequence.seed ??= Date.now()
 
   resolved.typecheck = {
     ...configDefaults.typecheck,
diff --git a/packages/vitest/src/node/core.ts b/packages/vitest/src/node/core.ts
index 3db785d0b5c2..2dd8e1e6f9f2 100644
--- a/packages/vitest/src/node/core.ts
+++ b/packages/vitest/src/node/core.ts
@@ -143,7 +143,6 @@ export class Vitest {
       onConsoleLog: undefined!,
       sequence: {
         ...this.config.sequence,
-        seed: this.config.sequence.seed || Date.now(),
         sequencer: undefined!,
       },
       benchmark: {