public void TestXmlFeatureNullValues()
{
//Simulate post-#708 SELECTFEATURES and verify reader properly handles null values in response
var bytes = Encoding.UTF8.GetBytes(Properties.Resources.SelectFeatureSample);
var reader = new XmlFeatureReader(new MemoryStream(bytes));
Assert.AreEqual(3, reader.FieldCount);
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsFalse(reader.IsNull(1));
Assert.IsFalse(reader.IsNull(2));
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsFalse(reader.IsNull(1));
Assert.IsTrue(reader.IsNull(2));
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsTrue(reader.IsNull(1));
Assert.IsTrue(reader.IsNull(2));
Assert.IsFalse(reader.ReadNext()); //end of stream
//Test the IEnumerable approach
reader = new XmlFeatureReader(new MemoryStream(bytes));
int i = 0;
foreach (var feat in reader)
{
switch (i)
{
case 0:
Assert.IsFalse(feat.IsNull(0));
Assert.IsFalse(feat.IsNull(1));
Assert.IsFalse(feat.IsNull(2));
break;
case 1:
Assert.IsFalse(feat.IsNull(0));
Assert.IsFalse(feat.IsNull(1));
Assert.IsTrue(feat.IsNull(2));
break;
case 2:
Assert.IsFalse(feat.IsNull(0));
Assert.IsTrue(feat.IsNull(1));
Assert.IsTrue(feat.IsNull(2));
break;
}
i++;
}
}
public void TestXmlFeatureNullValues()
{
//Simulate post-#708 SELECTFEATURES and verify reader properly handles null values in response
var bytes = Encoding.UTF8.GetBytes(Properties.Resources.SelectFeatureSample);
var reader = new XmlFeatureReader(new MemoryStream(bytes));
Assert.AreEqual(3, reader.FieldCount);
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsFalse(reader.IsNull(1));
Assert.IsFalse(reader.IsNull(2));
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsFalse(reader.IsNull(1));
Assert.IsTrue(reader.IsNull(2));
reader.ReadNext();
Assert.IsFalse(reader.IsNull(0));
Assert.IsTrue(reader.IsNull(1));
Assert.IsTrue(reader.IsNull(2));
Assert.IsFalse(reader.ReadNext()); //end of stream
//Test the IEnumerable approach
reader = new XmlFeatureReader(new MemoryStream(bytes));
int i = 0;
foreach (var feat in reader)
{
switch (i)
{
case 0:
Assert.IsFalse(feat.IsNull(0));
Assert.IsFalse(feat.IsNull(1));
Assert.IsFalse(feat.IsNull(2));
break;
case 1:
Assert.IsFalse(feat.IsNull(0));
Assert.IsFalse(feat.IsNull(1));
Assert.IsTrue(feat.IsNull(2));
break;
case 2:
Assert.IsFalse(feat.IsNull(0));
Assert.IsTrue(feat.IsNull(1));
Assert.IsTrue(feat.IsNull(2));
break;
}
i++;
}
}
