public void ConvertTimeToMountanPre2007Test()
{
var dt = new DateTime(2006, 3, 15, 12, 0, 0, DateTimeKind.Utc);
// -7 hours
var local = TimeZoneService.ConvertTimeBySystemTimeZoneId(dt, "Mountain Standard Time");
local.Hour.Should()
.Be(5);
local.Offset.Should()
.Be(TimeSpan.FromHours(-7));
}
public void ConvertTimeToMountain2012Test()
{
var dt = new DateTime(2012, 11, 1, 12, 0, 0, DateTimeKind.Utc);
// -7 hours
var local = TimeZoneService.ConvertTimeBySystemTimeZoneId(dt, "Mountain Standard Time");
local.Hour.Should()
.Be(6);
local.Offset.Should()
.Be(TimeSpan.FromHours(-6)); // Daylight time in 2012
}
public void ConvertTimeAcrossDateBoundaryGreaterUtc()
{
var dt = new DateTime(2007, 3, 15, 23, 0, 0, DateTimeKind.Utc);
// +9 hours
var local = TimeZoneService.ConvertTimeBySystemTimeZoneId(dt, "Tokyo Standard Time");
local.Day.Should()
.Be(16);
local.Hour.Should()
.Be(8);
local.Offset.Should()
.Be(TimeSpan.FromHours(9));
}
public void ConvertTimeAcrossDateBoundaryLessUtc()
{
var dt = new DateTime(2007, 3, 16, 1, 0, 0, DateTimeKind.Utc);
// -7 hours
var local = TimeZoneService.ConvertTimeBySystemTimeZoneId(dt, "Mountain Standard Time");
local.Day.Should()
.Be(15);
local.Hour.Should()
.Be(19);
local.Offset.Should()
.Be(TimeSpan.FromHours(-6));
}
public void ConvertTimeAcrossYearBoundaryLessUtc()
{
var dt = new DateTime(2007, 1, 1, 1, 0, 0, DateTimeKind.Utc);
// -7 hours
var local = TimeZoneService.ConvertTimeBySystemTimeZoneId(dt, "Mountain Standard Time");
local.Year.Should()
.Be(2006);
local.Month.Should()
.Be(12);
local.Day.Should()
.Be(31);
local.Hour.Should()
.Be(18);
local.Offset.Should()
.Be(TimeSpan.FromHours(-7));
}
