public void CreateSingleFieldReturnsExpectedResult()
{
var name = _fixture.Create <DbaseFieldName>();
var length = _fixture.GenerateDbaseSingleLength();
var decimalCount = _fixture.GenerateDbaseSingleDecimalCount(length);
var positiveIntegerDigits = decimalCount != new DbaseDecimalCount(0)
? new DbaseIntegerDigits(length.ToInt32() - 1 - decimalCount.ToInt32())
: new DbaseIntegerDigits(length.ToInt32());
var negativeIntegerDigits = positiveIntegerDigits != new DbaseIntegerDigits(0)
? positiveIntegerDigits.Minus(new DbaseIntegerDigits(1))
: new DbaseIntegerDigits(0);
var result = DbaseField.CreateSingleField(
name,
length,
decimalCount);
Assert.Equal(name, result.Name);
Assert.Equal(DbaseFieldType.Float, result.FieldType);
Assert.Equal(ByteOffset.Initial, result.Offset);
Assert.Equal(length, result.Length);
Assert.Equal(decimalCount, result.DecimalCount);
Assert.Equal(positiveIntegerDigits, result.PositiveIntegerDigits);
Assert.Equal(negativeIntegerDigits, result.NegativeIntegerDigits);
}
public void CreateSingleFieldThrowsWhenDecimalCountGreaterThanZeroAndLengthSmallerThan3(int smallerThan3)
{
var name = _fixture.Create <DbaseFieldName>();
var length = new DbaseFieldLength(smallerThan3);
var decimalCount = new DbaseDecimalCount(1);
Assert.Throws <ArgumentException>(() => DbaseField.CreateSingleField(
name,
length,
decimalCount));
}
public void CreateSingleFieldThrowsWhenDecimalCountGreaterThanOrEqualToLength(int plus)
{
var name = _fixture.Create <DbaseFieldName>();
var length = _fixture.GenerateDbaseSingleLength();
var decimalCount = new DbaseDecimalCount(length.ToInt32()).Plus(new DbaseDecimalCount(plus));
Assert.Throws <ArgumentException>(() => DbaseField.CreateSingleField(
name,
length,
decimalCount));
}