return new TestsForMapsInJavaUtil().allTests();
  }

  public Test allTests() {
    TestSuite suite = new TestSuite("java.util Maps");
    suite.addTest(testsForCheckedMap());
    suite.addTest(testsForCheckedSortedMap());
    suite.addTest(testsForEmptyMap());
    suite.addTest(testsForSingletonMap());
    suite.addTest(testsForHashMap());
    suite.addTest(testsForHashtable());
    suite.addTest(testsForLinkedHashMap());