public void TestNotSupportSeekOrigin()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
var segmentStream = new SegmentStream(baseStream, 11);
segmentStream.Seek(0, (SeekOrigin)100);
}
public void TestSeekEnd()
{
var segment = new SegmentStream(foobarbaz, 7);
segment.Seek(-3, SeekOrigin.End);
Assert.AreEqual("bar", segment.ToText());
}
public void TestSeekSmallThenStart()
{
var segment = new SegmentStream(foobarbaz);
segment.Seek(-999, SeekOrigin.Begin);
Assert.AreEqual("foo bar baz", segment.ToText());
}
public void TestSeekEndToRead()
{
var segment = new SegmentStream(foobarbaz);
segment.Seek(999, SeekOrigin.End);
Assert.AreEqual(string.Empty, segment.ToText());
}
public void TestSeekSmallThenStart()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
var segmentStream = new SegmentStream(baseStream, 11);
segmentStream.Seek(-100, SeekOrigin.Begin);
Assert.AreEqual("hello world", segmentStream.ToText());
}
public void TestSeekEndToRead()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
var segmentStream = new SegmentStream(baseStream, 11);
segmentStream.Seek(100, SeekOrigin.End);
Assert.AreEqual(string.Empty, segmentStream.ToText());
}
public void TestSeekCurrent()
{
foobarbaz.Seek(2, SeekOrigin.Begin);
var segment = new SegmentStream(foobarbaz, 5);
segment.Seek(2, SeekOrigin.Current);
Assert.AreEqual("bar", segment.ToText());
}
public void TestSeekBegin()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
var segmentStream = new SegmentStream(baseStream, 11);
segmentStream.ToText(null, false);
segmentStream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual("hello world", segmentStream.ToText());
}
public void TestSeekEnd()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
var segmentStream = new SegmentStream(baseStream, 11);
segmentStream.Seek(-5, SeekOrigin.End);
Assert.AreEqual("world", segmentStream.ToText());
}
public void TestSeekBegin()
{
var segment = new SegmentStream(foobarbaz, 7);
segment.ToText(null, false);
segment.Seek(0, SeekOrigin.Begin);
Assert.AreEqual("foo bar", segment.ToText());
}
public void TestSeekCurrent()
{
var baseStream = "hello world , my name is miaomiao".ToStream();
baseStream.Seek(2, SeekOrigin.Begin);
var segmentStream = new SegmentStream(baseStream, 9);
segmentStream.Seek(4, SeekOrigin.Current);
Assert.AreEqual("world", segmentStream.ToText());
}