<dependency>
  <groupId>com.swoval</groupId>
  <artifactId>testing_2.12</artifactId>
  <version>2.1.1</version>
</dependency>

implementation 'com.swoval:testing_2.12:2.1.1'

implementation("com.swoval:testing_2.12:2.1.1")

libraryDependencies += "com.swoval" % "testing_2.12" % "2.1.1"

@Grapes(
  @Grab(group='com.swoval', module='testing_2.12', version='2.1.1')
)

<dependency org="com.swoval" name="testing_2.12" rev="2.1.1" />

[com.swoval/testing_2.12 "2.1.1"]

'com.swoval:testing_2.12:jar:2.1.1'