public static Test suite() {
TestSuite suite = new TestSuite("Xindice stress tests");
suite.addTest(new StressFilerTestSetup(new TestSuite(FilerTestCase.class), new BTreeFiler(), maxUsers));
suite.addTest(new StressFilerTestSetup(new TestSuite(FilerTestCase.class), new FSFiler(), maxUsers));
suite.addTest(new StressFilerTestSetup(new TestSuite(FilerTestCase.class), new HashFiler(), maxUsers));
suite.addTest(new StressFilerTestSetup(new TestSuite(FilerTestCase.class), new MemFiler(), maxUsers));
return suite;
}