Jo Shields 3c1f479b9d Imported Upstream version 4.0.0~alpha1
Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9
2015-04-07 09:35:12 +01:00

147 lines
3.5 KiB
C#

//
// EncoderTest.cs
//
// Author:
// Atsushi Enomoto <atsushi@ximian.com>
//
// (C) 2006 Novell, Inc.
//
using NUnit.Framework;
using System;
using System.Text;
namespace MonoTests.System.Text
{
[TestFixture]
public class EncoderTest
{
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void ConvertNullChars ()
{
int bytesUsed, charsUsed;
bool done;
Encoding.UTF8.GetEncoder ().Convert (
null, 0, 100, new byte [100], 0, 100, false,
out bytesUsed, out charsUsed, out done);
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void ConvertNullBytes ()
{
int bytesUsed, charsUsed;
bool done;
Encoding.UTF8.GetEncoder ().Convert (
new char [100], 0, 100, null, 0, 100, false,
out bytesUsed, out charsUsed, out done);
}
[Test]
public void ConvertLimitedDestination ()
{
byte [] bytes = new byte [10000];
char [] chars = new char [10000];
Encoder conv = new ExposedEncoder ();
int bytesUsed, charsUsed;
bool done;
conv.Convert (chars, 0, 10000, bytes, 0, 1000, true,
out bytesUsed, out charsUsed, out done);
Assert.IsFalse (done, "#1");
Assert.AreEqual (625, bytesUsed, "#2");
Assert.AreEqual (625, charsUsed, "#3");
}
[Test]
public void ConvertLimitedDestinationUTF8 ()
{
byte [] bytes = new byte [10000];
char [] chars = new char [10000];
Encoder conv = Encoding.UTF8.GetEncoder ();
var type = conv.GetType ();
int bytesUsed, charsUsed;
bool done;
conv.Convert (chars, 0, 10000, bytes, 0, 1000, true,
out bytesUsed, out charsUsed, out done);
Assert.IsFalse (done, "#1");
Assert.AreEqual (1000, bytesUsed, "#2");
Assert.AreEqual (1000, charsUsed, "#3");
}
[Test]
public void CustomEncodingGetEncoder ()
{
var encoding = new CustomEncoding ();
var encoder = encoding.GetEncoder ();
Assert.IsNotNull (encoder);
}
[Test]
public void ConvertZeroCharacters ()
{
int charsUsed, bytesUsed;
bool completed;
byte [] bytes = new byte [0];
Encoding.UTF8.GetEncoder ().Convert (
new char[0], 0, 0, bytes, 0, bytes.Length, true,
out charsUsed, out bytesUsed, out completed);
Assert.IsTrue (completed, "#1");
Assert.AreEqual (0, charsUsed, "#2");
Assert.AreEqual (0, bytesUsed, "#3");
}
class ExposedEncoder : Encoder {
public override int GetByteCount (char [] chars, int index, int count, bool flush)
{
return Encoding.UTF8.GetEncoder ().GetByteCount (chars, index, count, flush);
}
public override int GetBytes (char [] chars, int charIndex, int charCount, byte [] bytes, int byteIndex, bool flush)
{
return Encoding.UTF8.GetEncoder ().GetBytes (chars, charIndex, charCount, bytes, byteIndex, flush);
}
}
class CustomEncoding : Encoding {
public override int GetByteCount (char [] chars, int index, int count)
{
throw new NotSupportedException ();
}
public override int GetBytes (char [] chars, int charIndex, int charCount, byte [] bytes, int byteIndex)
{
throw new NotSupportedException ();
}
public override int GetCharCount (byte [] bytes, int index, int count)
{
throw new NotSupportedException ();
}
public override int GetChars (byte [] bytes, int byteIndex, int byteCount, char [] chars, int charIndex)
{
throw new NotSupportedException ();
}
public override int GetMaxByteCount (int charCount)
{
throw new NotSupportedException ();
}
public override int GetMaxCharCount (int byteCount)
{
throw new NotSupportedException ();
}
}
}
}