assertEquals("1 year, 1 month", timeUtils.duration(365 + 44));
assertEquals("1 year, 2 months", timeUtils.duration(365 + 45));
assertEquals("1 year, 2 months", timeUtils.duration(365 + 60));
assertEquals("2 years", timeUtils.duration(2 * 365 + 0));
assertEquals("2 years", timeUtils.duration(2 * 365 + 10));
assertEquals("2 years, 1 month", timeUtils.duration(2 * 365 + 15));
assertEquals("2 years, 1 month", timeUtils.duration(2 * 365 + 30));
assertEquals("2 years, 1 month", timeUtils.duration(2 * 365 + 44));
assertEquals("2 years, 2 months", timeUtils.duration(2 * 365 + 45));
assertEquals("2 years, 2 months", timeUtils.duration(2 * 365 + 60));