public void Advance_False()
{
/* Given */
var data = "123";
var sut = new SpanReader(Encoding.UTF8.GetBytes(data));
/* When */
/* Then */
Assert.True(sut.Advance());
Assert.True(sut.Advance());
Assert.True(sut.Advance());
Assert.False(sut.Advance());
}
public void Empty()
{
/* Given */
var data = string.Empty;
var sut = new SpanReader(Encoding.UTF8.GetBytes(data));
/* When */
/* Then */
Assert.False(sut.TryPeek(out _));
Assert.False(sut.Advance());
Assert.Equal(0, sut.Position);
}
public void With_data()
{
/* Given */
var data = "0123456789";
var sut = new SpanReader(Encoding.UTF8.GetBytes(data));
/* When */
/* Then */
Assert.Equal(-1, sut.Position);
Assert.Equal(data.Length, sut.Length);
Assert.True(sut.TryPeek(out _));
Assert.True(sut.Advance());
}
public void Advance(
int count,
int expectedPosition,
byte expectedCurrent)
{
/* Given */
var data = "0123456789";
var sut = new SpanReader(Encoding.UTF8.GetBytes(data));
/* When */
Assert.True(sut.Advance(count));
Assert.True(sut.TryRead(out var current));
/* Then */
Assert.Equal(expectedCurrent, current);
Assert.Equal(expectedPosition, sut.Position);
}
