public void ReadTestNullArgument()
{
ReportStart();
try
{
ExampleComponent.CallRead(null);
}
catch (ArgumentNullException ex)
{
Assert.AreEqual("inputStream", ex.ParamName);
ReportEnd();
throw;
}
}
public void ReadTest()
{
ReportStart();
// Write some bytes to a stream and then position it at the start
byte[] bytes = new byte[]
{
21, 18, 69
};
Stream s = new MemoryStream();
s.Write(bytes, 0, bytes.Length);
s.Seek(0, SeekOrigin.Begin);
// Use the Read method of GifComponent to read the stream back in
Assert.AreEqual(21, ExampleComponent.CallRead(s));
Assert.AreEqual(18, ExampleComponent.CallRead(s));
Assert.AreEqual(69, ExampleComponent.CallRead(s));
// There are no more bytes to read, so the next read should return -1
Assert.AreEqual(-1, ExampleComponent.CallRead(s));
ReportEnd();
}