fix(reporter): dot reporter leaves pending tests (#9684)

Author: AriPerkkio

packages/vitest/src/node/reporters/dot.ts

@@ -2,6 +2,7 @@ import type { Test } from '@vitest/runner'
 import type { SerializedError } from '@vitest/utils'
 import type { Writable } from 'node:stream'
 import type { Vitest } from '../core'
+import type { TestSpecification } from '../test-specification'
 import type { TestRunEndReason } from '../types/reporter'
 import type { TestCase, TestModule } from './reported-tasks'
 import c from 'tinyrainbow'
@@ -36,6 +37,12 @@ export class DotReporter extends BaseReporter {
   // Ignore default logging of base reporter
   printTestModule(): void {}
 
+  onTestRunStart(_specifications: ReadonlyArray<TestSpecification>): void {
+    super.onTestRunStart(_specifications)
+
+    this.renderer?.start()
+  }
+
   onWatcherRerun(files: string[], trigger?: string): void {
     this.tests.clear()
     this.renderer?.start()