public void IsSameMonthWorks()
{
var usageService = new UsageService(Substitute.For <IGitHubServiceProvider>());
var now = DateTimeOffset.Now;
Assert.True(usageService.IsSameMonth(now));
DateTimeOffset nextMonth = now;
for (int i = 1; i < 40; i++)
{
nextMonth = nextMonth.AddDays(1);
Assert.AreEqual(nextMonth.Month == now.Month, usageService.IsSameMonth(nextMonth));
}
DateTimeOffset prevMonth = now;
for (int i = 1; i < 40; i++)
{
prevMonth = prevMonth.AddDays(-1);
Assert.AreEqual(prevMonth.Month == now.Month, usageService.IsSameMonth(prevMonth));
}
Assert.False(usageService.IsSameMonth(now.AddYears(1)));
}