Running single test packages does not work as documented

[DanG100]

In Lab1Test.scala, the documentation says to run sbt 'testOnly dinocpu.SingleCycleMultiCycleTesterLab1'
This commands returns that no tests were run

sbt 'testOnly dinocpu.SingleCycleMultiCycleTesterLab1'
[info] Loading global plugins from /home/daniel/.sbt/1.0/plugins
[info] Loading settings for project dinocpu-build from plugins.sbt ...
[info] Loading project definition from /home/daniel/Documents/dinocpu/project
[info] Loading settings for project root from build.sbt ...
[info] Set current project to dinocpu (in build file:/home/daniel/Documents/dinocpu/)
[info] ScalaTest
[info] Run completed in 39 milliseconds.
[info] Total number of tests run: 0
[info] Suites: completed 0, aborted 0
[info] Tests: succeeded 0, failed 0, canceled 0, ignored 0, pending 0
[info] No tests were executed.
[info] Passed: Total 0, Failed 0, Errors 0, Passed 0
[info] No tests to run for Test / testOnly
[success] Total time: 2 s, completed May 3, 2019 10:12:58 AM