public StringConstraintsSpeck()
{
Specify(x => StringConstraints.FromMember(Member))
//
.Case("FromProperty without stringlength attribute", _ => _
.Given(StringLengthAttributeContext(false))
.It("should return null", x => x.Result.Should().BeNull()))
//
.Case("FromProperty without correct string length attribute", _ => _
.Given(StringLengthAttributeContext(true, 3, 5))
.It("should return correct min value", x => x.Result.MinLength.Should().Be(3))
.It("should return correct max value", x => x.Result.MaxLength.Should().Be(5)))
.Case("FromProperty with correct min and max property", _ => _
.Given(MinAttributeContext(true, 3))
.Given(MaxAttributeContext(true, 5))
.It("should return correct min value", x => x.Result.MinLength.Should().Be(3))
.It("should return correct max value", x => x.Result.MaxLength.Should().Be(5)))
.Case("FromProperty with correct min value", _ => _
.Given(MinAttributeContext(true, 3))
.It("should return correct min value", x => x.Result.MinLength.Should().Be(3))
.It("should return correct assumed max value", x => x.Result.MaxLength.Should().Be(103)))
.Case("FromProperty with correct max attribute", _ => _
.Given(MaxAttributeContext(true, 103))
.It("should return correct assumed min value", x => x.Result.MinLength.Should().Be(3))
.It("should return correct max value", x => x.Result.MaxLength.Should().Be(103)))
.Case("FromProperty with correct but low attribute", _ => _
.Given(MaxAttributeContext(true, 3))
.It("should return correct assumed min value", x => x.Result.MinLength.Should().Be(0))
.It("should return correct max value", x => x.Result.MaxLength.Should().Be(3)))
.Case("FromProperty with invalid stringlength property", _ => _
.Given(StringLengthAttributeContext(true, 5, 3)).ItThrows(typeof(ArgumentOutOfRangeException)))
.Case("FromProperty with invalid min and max attribute", _ => _
.Given(MinAttributeContext(true, 5))
.Given(MaxAttributeContext(true, 3)).ItThrows(typeof(ArgumentOutOfRangeException)));
}
public StringGenerator(Column column) : base(column)
{
if (Column.Constraints is StringConstraints constrains)
{
Constraints = constrains;
}
else
{
switch (column.DataType)
{
case TSQLDataType.@char:
Constraints = new CharConstraints(column.CharMaxLength ?? 1);
break;
case TSQLDataType.text:
Constraints = new TextConstraints(column.CharMaxLength ?? 1);
break;
case TSQLDataType.ntext:
Constraints = new NtextConstraints(column.CharMaxLength ?? 1);
break;
case TSQLDataType.varchar:
Constraints = new VarcharConstraints(column.CharMaxLength ?? 1);
break;
default:
Constraints = new StringConstraints(column.CharMaxLength ?? 1);
break;
}
}
}
public BinaryGenerator(Column column) : base(column)
{
if (Column.Constraints is StringConstraints constrains)
{
Constraints = constrains;
}
else
{
switch (column.DataType)
{
case TSQLDataType.binary:
Constraints = new BinaryConstraints(column.CharMaxLength ?? 1);
break;
case TSQLDataType.image:
Constraints = new ImageConstraints(column.CharMaxLength ?? 1);
break;
case TSQLDataType.varbinary:
Constraints = new VarbinaryConstraints(column.CharMaxLength ?? 1);
break;
default:
Constraints = new StringConstraints(column.CharMaxLength ?? 1);
break;
}
}
}
protected override StringConstrainedValueProviderContext CreateContext(ValueProviderObjectContext objectContext)
{
var stringConstraints = StringConstraints.FromMember(objectContext.Member) ?? new StringConstraints(_minWordLength, _maxWordLength);
return(new StringConstrainedValueProviderContext(objectContext, stringConstraints));
}
