@Test
    void stopWithStopNamePatternThatIsActuallyEmpty() throws IOException, MojoExecutionException, ExecException {
        givenMavenProject();
        givenStopNamePattern(" , , ");

        whenMojoExecutes();

        thenNoContainerLookupByImageOccurs();
        thenListContainersIsNotCalled();
        thenNoContainerIsStopped();
    }
Mock project with no images, but stopNamePattern is set to a list that evaluates as empty,
so containers are checked.
src/test/java/io/fabric8/maven/docker/StopMojoTest.java