suite.addTest(new PeriodTest("testNotContains", monthMarch, winter)); suite.addTest(new PeriodTest("testEquals", monthMarch.add(monthMay), marchToMay)); suite.addTest(new PeriodTest("testEquals", monthMay.add(monthMarch), marchToMay)); suite.addTest(new PeriodTest("testEquals", monthMarch.add(monthApril), marchToApril)); suite.addTest(new PeriodTest("testEquals", monthApril.add(monthMarch), marchToApril)); suite.addTest(new PeriodTest("testEquals", firstHalf.add(lastHalf), year1994)); suite.addTest(new PeriodTest("testEquals", lastHalf.add(firstHalf), year1994)); suite.addTest(new PeriodTest("testEquals", winter.add(monthMarch), winter)); suite.addTest(new PeriodTest("testEquals", monthMarch.add(winter), winter));