public void ShouldReadLittleEndianTraceHeader()
{
// Arrange
var bytes = new byte[240];
bytes[114] = 1; // 1
bytes[115] = 2; // 512
Subject.InlineNumberLocation = 101;
bytes[100] = 1; // 1
bytes[103] = 2; // 33,554,432
Subject.CrosslineNumberLocation = 201;
bytes[200] = 2; // 2
bytes[203] = 2; // 33,554,432
ITraceHeader traceHeader = null;
// Act
using (var stream = new MemoryStream(bytes))
using (var reader = new BinaryReader(stream))
traceHeader = Subject.ReadTraceHeader(reader, true);
// Assert
Assert.AreEqual(513, traceHeader.SampleCount);
Assert.AreEqual(33554433, traceHeader.InlineNumber);
Assert.AreEqual(33554434, traceHeader.CrosslineNumber);
Assert.AreEqual(33554434, traceHeader.TraceNumber);
}
public void ShouldReadNumberOfSamplesFromByte115()
{
// Arrange
Int16 expectedValue = 2345;
// Act
ITraceHeader result = Set16BitValueInBinaryStreamAndRead((sr, br) => sr.ReadTraceHeader(br), 115, expectedValue, false);
// Assert
Assert.AreEqual(expectedValue, result.SampleCount);
}
public void ShouldReadInlineNumberFromSpecifiedByteLocation()
{
// Arrange
Int32 expectedValue = Int16.MaxValue + 100;
Subject.InlineNumberLocation = 123;
// Act
ITraceHeader result = Set32BitValueInBinaryStreamAndRead((sr, br) => sr.ReadTraceHeader(br), Subject.InlineNumberLocation, expectedValue);
// Assert
Assert.AreEqual(expectedValue, result.InlineNumber);
}
