/// <summary>
/// Initializes a new instance of the <see cref="MdlScanner"/> class.
/// </summary>
/// <param name="sourceReader"></param>
public MdlScanner(SourceReader sourceReader)
{
if(sourceReader == null)
throw new ArgumentNullException("sourceReader");
this.sourceReader = sourceReader;
}
public void ReadNextUpdatesPosition()
{
string source = "1 2" + System.Environment.NewLine + "3456" + System.Environment.NewLine + "789";
SourceReader sourceReader = new SourceReader(new StringReader(source));
Assert.IsFalse(sourceReader.Empty);
Assert.AreEqual(0, sourceReader.Line);
Assert.AreEqual(-1, sourceReader.Column);
Assert.AreEqual('1', sourceReader.ReadNext());
Assert.AreEqual(0, sourceReader.Line);
Assert.AreEqual(0, sourceReader.Column);
Assert.AreEqual(' ', sourceReader.ReadNext());
Assert.AreEqual('2', sourceReader.ReadNext());
Assert.AreEqual('\r', sourceReader.ReadNext());
Assert.AreEqual('\n', sourceReader.ReadNext());
Assert.AreEqual('3', sourceReader.ReadNext());
Assert.AreEqual(1, sourceReader.Line);
Assert.AreEqual(0, sourceReader.Column);
Assert.AreEqual('4', sourceReader.ReadNext());
Assert.AreEqual(1, sourceReader.Line);
Assert.AreEqual(1, sourceReader.Column);
Assert.AreEqual('5', sourceReader.ReadNext());
Assert.AreEqual('6', sourceReader.ReadNext());
Assert.AreEqual('\r', sourceReader.ReadNext());
Assert.AreEqual('\n', sourceReader.ReadNext());
Assert.AreEqual('7', sourceReader.ReadNext());
Assert.AreEqual(2 , sourceReader.Line);
Assert.AreEqual(0, sourceReader.Column);
}
public void ReadNextReadsAllSource()
{
string source = "1 2" + System.Environment.NewLine + "3456" + System.Environment.NewLine + "789";
SourceReader sourceReader = new SourceReader(new StringReader(source));
StringBuilder sourceBuilder = new StringBuilder();
while(!sourceReader.Empty)
sourceBuilder.Append(sourceReader.ReadNext());
Assert.AreEqual(source, sourceBuilder.ToString());
}
public void ReadNextThrowsInvalidOperationExceptionOnEmptyReader()
{
SourceReader sourceReader = new SourceReader(new StringReader(string.Empty));
sourceReader.ReadNext();
}
public void NextThrowsInvalidOperationExceptionOnEmptyReader()
{
SourceReader sourceReader = new SourceReader(new StringReader(string.Empty));
char next = sourceReader.Next;
}
