public void ShouldThrowExceptionIfDataDoesNotCorrespondToRecordLength()
{
StreamReader streamReader = CreateStreamReader("123451234");
int recordLength = 5;
List <int> fieldLengths = new List <int> {
1, 1, 1, 1, 1
};
var fixedFormatDefinition = CreateFixedFormatDefinition(recordLength, fieldLengths);
FixedFormatReader reader = new FixedFormatReader(streamReader, fixedFormatDefinition);
reader.GetNextValue();
Assert.Throws <IOException>(() => reader.GetNextValue());
}
public void ShouldReadEmptyString()
{
StreamReader streamReader = CreateStreamReader("");
int recordLength = 0;
List <int> fieldLengths = new List <int>();
var fixedFormatDefinition = CreateFixedFormatDefinition(recordLength, fieldLengths);
FixedFormatReader reader = new FixedFormatReader(streamReader, fixedFormatDefinition);
reader.HasMoreRecords().Should().BeFalse();
var value = reader.GetNextValue();
reader.HasMoreRecords().Should().BeFalse();
value.Item1.Should().Be("");
value.Item2.Should().BeEmpty();
}
public void ShouldReadStringWithRecordLength5AndFieldLength1()
{
StreamReader streamReader = CreateStreamReader("123451234512345");
int recordLength = 5;
List <int> fieldLengths = new List <int> {
1, 1, 1, 1, 1
};
var fixedFormatDefinition = CreateFixedFormatDefinition(recordLength, fieldLengths);
FixedFormatReader reader = new FixedFormatReader(streamReader, fixedFormatDefinition);
for (int i = 0; i < 3; i++)
{
reader.HasMoreRecords().Should().BeTrue();
var value = reader.GetNextValue();
value.Item1.Should().Be("");
value.Item2.Should().Equal(new List <string> {
"1", "2", "3", "4", "5"
});
}
reader.HasMoreRecords().Should().BeFalse();
}
public void ShouldReadStringWithDifferentFieldLengths()
{
StreamReader streamReader = CreateStreamReader("122333444455555122333444455555122333444455555");
int recordLength = 15;
List <int> fieldLengths = new List <int> {
1, 2, 3, 4, 5
};
var fixedFormatDefinition = CreateFixedFormatDefinition(recordLength, fieldLengths);
FixedFormatReader reader = new FixedFormatReader(streamReader, fixedFormatDefinition);
for (int i = 0; i < 3; i++)
{
reader.HasMoreRecords().Should().BeTrue();
var value = reader.GetNextValue();
value.Item1.Should().Be("");
value.Item2.Should().Equal(new List <string> {
"1", "22", "333", "4444", "55555"
});
}
reader.HasMoreRecords().Should().BeFalse();
}
