@Test(expected = MojoFailureException.class)
public void testCollectReports_throws() throws Exception {

    final File testOutDir = new File(testOutBaseDir, "testCollectReports_throws");
    FileUtils.deleteDirectory(testOutDir);
    testOutDir.mkdirs();
    VerifyMojo mojo = new VerifyMojo();
    final File summaryFile = new File(testOutDir, "summaryDir");
    summaryFile.mkdirs();
    mojo.summaryFile = summaryFile;
    mojo.collectReports();
}