public void TestOps()
{
Monthly plan = 201801;
Assert.AreEqual(plan + 12, 201901);
Assert.AreEqual(plan - 13, 201612);
Assert.AreEqual(plan - (Monthly)201701, 12);
Assert.AreEqual(plan - (new DateTime(2017, 12, 12)), 1);
Assert.AreEqual(--plan, 201712);
Assert.AreEqual(++plan, 201801);
Assert.IsTrue(plan == Monthly.FromDot(201801));
Assert.IsTrue(plan != Monthly.FromDot(201802));
Assert.IsTrue(plan >= Monthly.FromDot(201801));
Assert.IsTrue(plan < Monthly.FromDot(201803));
}
public void TestOvr()
{
Monthly plan = 201801;
var tar = Monthly.FromString("2018.01");
//哈希码(相同dot具有相同的哈希码)
Assert.AreEqual(plan.GetHashCode(), tar.GetHashCode());
tar++;
Assert.AreNotEqual(plan.GetHashCode(), tar.GetHashCode());
//格式化
Assert.AreEqual(plan.ToString(), "2018/01");
Assert.AreEqual(plan.ToString("yy/mm"), "18/01");
Assert.AreEqual(Monthly.FromDot(501).ToString("yy/mm"), "05/01");
Assert.AreEqual(plan.ToString("YYYY年m月"), "2018年1月");
Assert.AreEqual(plan.ToString("公元YyYy年mM月,哈哈..."), "公元2018年01月,哈哈...");
//比较相等
Assert.IsTrue(plan.Equals(Monthly.FromDot(201801)));
Assert.IsTrue(plan.Equals(new DateTime(2018, 1, 1)));
Assert.IsTrue(plan.Equals((object)Monthly.FromDot(201801)));
Assert.IsFalse(plan.Equals(Monthly.FromDot(201901)));
}
public void TestMethods()
{
Monthly plan = 201801;
var tar = new DateTime(2018, 1, 1);
var tip = false;
//Dot
Assert.AreEqual(new Monthly(0, 11), 11);
Assert.AreEqual(new Monthly(1, 1), 101);
Assert.AreEqual(new Monthly(100, 12), 10012);
Assert.AreEqual(new Monthly(2018, 12), 201812);
//Tickes
Assert.AreEqual(((Monthly)101).Tickes, 13);
Assert.AreEqual(((Monthly)201811).Tickes, 2018 * 12 + 11);
//加月
Assert.AreEqual(plan.AddMonths(-1), 201712);
Assert.AreEqual(plan.AddMonths(-23), 201602);
Assert.AreEqual(plan.AddMonths(22), 201911);
//加月(随机)
for (int i = 0; i < 100; i++)
{
var rd = new Random(Guid.NewGuid().GetHashCode()).Next(100);
Assert.AreEqual(plan.AddMonths(rd), Monthly.FromDate(tar.AddMonths(rd)));
Assert.AreEqual(plan.AddMonths(rd).Dot, tar.AddMonths(rd).Year * 100 + tar.AddMonths(rd).Month);
}
//加年
Assert.IsTrue(plan.AddYears(6) == 202401);
Assert.IsTrue(plan.AddYears(-18) == 200001);
//加年（异常）
try { var m = Monthly.Current.AddYears(-3000); }
catch (Exception e) { tip |= e.Message.Contains("beteen 1 and 120000"); }
Assert.IsTrue(tip);
//月份差
Assert.AreEqual(plan.SpanMonths(201711), 2);
Assert.AreEqual(plan.SpanMonths(201902), -13);
//比较大小
Assert.AreEqual(plan.CompareTo(201801), 0);
Assert.AreEqual(plan.CompareTo(201701), 1);
Assert.AreEqual(plan.CompareTo(202001), -1);
//构造
Assert.AreEqual(Monthly.FromDot(3), 3);
Assert.AreEqual(Monthly.FromTickes(13), 101);
Assert.AreEqual(Monthly.FromDate(new DateTime(2018, 12, 12)), 201812);
Assert.AreEqual(Monthly.FromString("2018/01"), 201801);
Assert.AreEqual(Monthly.FromString("2018年01月"), 201801);
Assert.AreEqual(Monthly.FromString("2018@01/01"), 201801);
Assert.AreEqual(Monthly.FromString(new DateTime(2018, 1, 1).ToString("yyyy-MM")), 201801);
Assert.AreEqual(Monthly.FromString("3"), 3);
//月份轴
var axis = Monthly.Axis(201711, 201901);
Assert.IsTrue(axis.Count == 15);
Assert.AreEqual(axis[0], 201711);
Assert.AreEqual(axis[3], 201802);
Assert.AreEqual(axis[14], 201901);
axis = Monthly.Axis(201812, 201712);
Assert.IsTrue(axis.Count == 13);
Assert.AreEqual(axis[0], 201812);
Assert.AreEqual(axis[12], 201712);
//异常
tip = false;
try { Monthly m = 201800; }
catch (Exception e) { tip |= e.Message.Contains("correct dot format"); } //dot format
Assert.IsTrue(tip);
tip = false;
try { Monthly m = Monthly.FromDot(13); }
catch (Exception e) { tip |= e.Message.Contains("correct dot format"); } //13月
Assert.IsTrue(tip);
tip = false;
try { Monthly m = Monthly.FromTickes(999999); }
catch (Exception e) { tip |= e.Message.Contains("must beteen 1 and 120000"); } //越界
Assert.IsTrue(tip);
tip = false;
try { Monthly m = Monthly.FromString(null); }
catch (Exception e) { tip |= e.Message.Contains("null or empty"); } //IsNullOrEmpty
Assert.IsTrue(tip);
tip = false;
try { Monthly m = Monthly.FromString("abc"); }
catch (Exception e) { tip |= e.Message.Contains("parameters"); } //格式错误
Assert.IsTrue(tip);
tip = false;
try { Monthly m = Monthly.FromString("88"); }
catch (Exception e) { tip |= e.Message.Contains("must beteen"); } //越界
Assert.IsTrue(tip);
}