public void Visit(Date32Type type)
{
var builder = new Date32Array.Builder().Reserve(Length);
var basis = DateTimeOffset.UtcNow.AddDays(-Length);
for (var i = 0; i < Length; i++)
{
builder.Append(basis.AddDays(i));
}
Array = builder.Build();
}
public void Visit(Date32Type type)
{
var builder = new Date32Array.Builder().Reserve(Length);
// Length can be greater than the number of days since DateTime.MinValue.
// Set a cap for how many days can be subtracted from now.
int maxDays = Math.Min(Length, 100_000);
var basis = DateTimeOffset.UtcNow.AddDays(-maxDays);
for (var i = 0; i < Length; i++)
{
builder.Append(basis.AddDays(i % maxDays));
}
Array = builder.Build();
}
public void AppendGivesUtcDate(DateTimeOffset dateTimeOffset)
{
// Arrange
var builder = new Date32Array.Builder();
var expectedDateTime = dateTimeOffset.UtcDateTime.Date;
var expectedDateTimeOffset = new DateTimeOffset(dateTimeOffset.UtcDateTime.Date, TimeSpan.Zero);
int expectedValue = (int)dateTimeOffset.UtcDateTime.Date.Subtract(new DateTime(1970, 1, 1)).TotalDays;
// Act
builder = builder.Append(dateTimeOffset);
// Assert
var array = builder.Build();
Assert.Equal(1, array.Length);
Assert.Equal(expectedDateTime, array.GetDateTime(0));
Assert.Equal(expectedDateTimeOffset, array.GetDateTimeOffset(0));
Assert.Equal(expectedValue, array.GetValue(0));
}
public void AppendWithTimeGivesSameWithTimeIgnored(DateTime dateTime)
{
// Arrange
var builder = new Date32Array.Builder();
var expectedDateTime = dateTime.Date;
var expectedDateTimeOffset =
new DateTimeOffset(DateTime.SpecifyKind(dateTime.Date, DateTimeKind.Unspecified), TimeSpan.Zero);
int expectedValue = (int)dateTime.Date.Subtract(new DateTime(1970, 1, 1)).TotalDays;
// Act
builder = builder.Append(dateTime);
// Assert
var array = builder.Build();
Assert.Equal(1, array.Length);
Assert.Equal(expectedDateTime, array.GetDateTime(0));
Assert.Equal(expectedDateTimeOffset, array.GetDateTimeOffset(0));
Assert.Equal(expectedValue, array.GetValue(0));
}