<dependency>
  <groupId>org.scala-lang</groupId>
  <artifactId>scala-testkit</artifactId>
  <version>2.13.4</version>
</dependency>

implementation 'org.scala-lang:scala-testkit:2.13.4'

implementation("org.scala-lang:scala-testkit:2.13.4")

libraryDependencies += "org.scala-lang" % "scala-testkit" % "2.13.4"

@Grapes(
  @Grab(group='org.scala-lang', module='scala-testkit', version='2.13.4')
)

<dependency org="org.scala-lang" name="scala-testkit" rev="2.13.4" />

[org.scala-lang/scala-testkit "2.13.4"]

'org.scala-lang:scala-testkit:jar:2.13.4'