public void Test_Reading_A_String_From_A_Null_Reader()
{
IDataNode dataNode = new StringDataNode();
Action action = () => dataNode.Read(null);
action.Should()
.ThrowArgumentNullException("binaryReader");
}
public void Test_Reading_An_Inline_String_Of_Exactly_The_Fixed_Size()
{
byte length = 20;
IDataNode dataNode = new StringDataNode(length);
string value = new string('d', length);
binaryReader.ReadBytes(length).Returns(Encoding.ASCII.GetBytes(value));
object result = dataNode.Read(binaryReader);
result.Should().Be(value);
binaryReader.Received().ReadBytes(length);
}
public void Test_Reading_An_Inline_String_Of_Not_Exactly_The_Fixed_Size()
{
byte length = 20;
IDataNode dataNode = new StringDataNode(length);
string value = new string('c', length / 2);
byte[] bytes = new byte[length];
Array.Copy(Encoding.ASCII.GetBytes(value), bytes, value.Length);
binaryReader.ReadBytes(length).Returns(bytes);
object result = dataNode.Read(binaryReader);
result.Should().Be(value);
binaryReader.Received().ReadBytes(length);
}
public void Test_Reading_An_Offline_String()
{
IDataNode dataNode = new StringDataNode();
string value = "value";
binaryReader.ReadByte().Returns((byte)value.Length, (byte)0);
binaryReader.ReadBytes(value.Length).Returns(Encoding.ASCII.GetBytes(value));
object result = dataNode.Read(binaryReader);
result.Should().Be(value);
Received.InOrder(() =>
{
binaryReader.ReadByte();
binaryReader.ReadBytes(value.Length);
binaryReader.ReadByte();
});
}