Scalacheck example for trivial scalatest violation

Example.scala

package com.spotify

import org.scalatest.prop.GeneratorDrivenPropertyChecks
import org.scalatest.{FlatSpec, Matchers}

class ExampleTest extends FlatSpec with Matchers with GeneratorDrivenPropertyChecks {
  implicit override val generatorDrivenConfig =
    PropertyCheckConfig(minSize = 100, maxSize = 200)

  "strings" should "have same length when lowercased / uppercased" in {
    forAll { x: String =>
      val uppercased = x.toUpperCase()
      val lowercased = x.toLowerCase()
      
      uppercased.length should equal(lowercased.length)
    }
  }
}