@Before
    public void setup() throws IOException {
        artifactsPath = tmp.newFolder("artifacts").toPath();
        Files.createFile(artifactsPath.resolve("my-tests.jar"));
        Files.createFile(artifactsPath.resolve("my-fat-test.jar"));
        testPath = tmp.newFolder("testData").toPath();
        configFile = tmp.newFile("testConfig.json").toPath();
        settingsFile = tmp.newFile("settings.xml").toPath();
    }
Unit tests relying on a UNIX shell >_<

@author jvenstad
vespa-testrunner-components/src/test/java/com/yahoo/vespa/hosted/testrunner/TestRunnerTest.java