public void ReturnFalseIfPassedForecastIsNull()
{
var relativeDay = RelativeDay.NextDay;
var timeSpan = new TimeSpan(21, 30, 0);
var referenceDateTime = new DateTime(2019, 07, 29, 18, 30, 34);
var SpecificationUnderTest = new OpenWeatherTimeSpecification(relativeDay, timeSpan, referenceDateTime);
Assert.False(SpecificationUnderTest.IsSatisfiedBy(null));
}
public void ReturnTrueIfTimeDifferenceMatchesLimitPositive()
{
var relativeDay = RelativeDay.NextDay;
var timeSpan = new TimeSpan(22, 30, 0);
var referenceDateTime = new DateTime(2019, 07, 29, 18, 30, 34);
var testForecast = GetTestForecast();
var SpecificationUnderTest = new OpenWeatherTimeSpecification(relativeDay, timeSpan, referenceDateTime);
Assert.True(SpecificationUnderTest.IsSatisfiedBy(testForecast));
}
public void ReturnFalseIfTimeDifferenceIsOutOfRange()
{
var relativeDay = RelativeDay.NextDay;
var timeSpan = new TimeSpan(19, 30, 0);
var referenceDateTime = new DateTime(2019, 07, 28, 18, 30, 34);
var testForecast = GetTestForecast();
var SpecificationUnderTest = new OpenWeatherTimeSpecification(relativeDay, timeSpan, referenceDateTime);
Assert.False(SpecificationUnderTest.IsSatisfiedBy(testForecast));
}
public void UseTimeZoneInfoFromTimeProviderDuringComparison()
{
// Azerbaijan Standard Time UTC+4
var relativeDay = RelativeDay.NextDay;
var timeSpan = new TimeSpan(1, 0, 0); // will be interpreted as time already shifted to timezone
var referenceDateTime = new DateTime(2019, 07, 30, 18, 30, 34);
var desiredTimeZoneInfo = TimeZoneInfo.FindSystemTimeZoneById("Azerbaijan Standard Time");
var testForecast = GetTestForecast();
TimeZoneProvider.TimeZone = desiredTimeZoneInfo;
var SpecificationUnderTest = new OpenWeatherTimeSpecification(relativeDay, timeSpan, referenceDateTime);
Assert.True(SpecificationUnderTest.IsSatisfiedBy(testForecast));
}