public void FindCorrectYearAndMonth_TwoMonthsAgo()
{
Timestamp ts = new Timestamp();
int expectedYear = 2016;
int expectedMonth = 1;
DateTime midMonth = new DateTime(expectedYear, 3, 1);
ts.FindCorrectYearAndMonth(30, midMonth, out int year, out int month);
Assert.Equal(expectedYear, year);
Assert.Equal(expectedMonth, month);
}
public void FindCorrectYearAndMonth_PreviousYear()
{
Timestamp ts = new Timestamp();
int expectedYear = 2015;
int expectedMonth = 12;
DateTime midMonth = new DateTime(2016, 1, 1);
ts.FindCorrectYearAndMonth(31, midMonth, out int year, out int month);
Assert.Equal(expectedYear, year);
Assert.Equal(expectedMonth, month);
}
public void FindCorrectYearAndMonth_PreviousMonth()
{
Timestamp ts = new Timestamp();
int expectedYear = 2016;
int expectedMonth = 9;
DateTime midMonth = new DateTime(expectedYear, 10, 24);
ts.FindCorrectYearAndMonth(25, midMonth, out int year, out int month);
Assert.Equal(expectedYear, year);
Assert.Equal(expectedMonth, month);
}
public void FindCorrectYearAndMonth_SameMonth()
{
Timestamp ts = new Timestamp();
int expectedYear = 2016;
int expectedMonth = 10;
DateTime midMonth = new DateTime(expectedYear, expectedMonth, 24);
ts.FindCorrectYearAndMonth(7, midMonth, out int year, out int month);
Assert.Equal(expectedYear, year);
Assert.Equal(expectedMonth, month);
}
public void FindCorrectYearAndMonth_NotLeapYear()
{
Timestamp ts = new Timestamp();
int expectedYear = 2015;
int expectedMonth = 1;
DateTime midMonth = new DateTime(expectedYear, 3, 1);
ts.FindCorrectYearAndMonth(29, midMonth, out int year, out int month);
Assert.Equal(expectedYear, year);
Assert.Equal(expectedMonth, month);
}
public void FindCorrectYearAndMonth_DayOutOfRange()
{
Timestamp ts = new Timestamp();
Assert.Throws <ArgumentOutOfRangeException>(() => ts.FindCorrectYearAndMonth(32, DateTime.Now, out _, out _));
}