* StreamWriter.cs: Change argument check for buffersize to require

positive number. Removed duplicate disposed check for AutoFlush.
Removed unnecessary initialization of bools.
* StreamWriterTest.cs: Added more .ctor tests. Enabled AutoFlush
test.

svn path=/trunk/mcs/; revision=110626

1 files changed, 7 insertions, 11 deletions

diff --git a/mcs/class/corlib/System.IO/StreamWriter.cs b/mcs/class/corlib/System.IO/StreamWriter.cs
index 9d9a29010be..4a672776ac1 100644
--- a/mcs/class/corlib/System.IO/StreamWriter.cs
+++ b/mcs/class/corlib/System.IO/StreamWriter.cs
@@ -49,7 +49,7 @@ namespace System.IO {
 		private Encoding internalEncoding;

 

 		private Stream internalStream;

-		private bool closed = false;

+		private bool closed;

 

 		private bool iflush;

 		

@@ -62,10 +62,10 @@ namespace System.IO {
 		private char[] decode_buf;

 		private int decode_pos;

 

-		private bool DisposedAlready = false;

-		private bool preamble_done = false;

+		private bool DisposedAlready;

+		private bool preamble_done;

 

-		public new static readonly StreamWriter Null = new StreamWriter (Stream.Null, Encoding.UTF8Unmarked, 0);

+		public new static readonly StreamWriter Null = new StreamWriter (Stream.Null, Encoding.UTF8Unmarked, 1);

 

 		public StreamWriter (Stream stream)

 			: this (stream, Encoding.UTF8Unmarked, DefaultBufferSize) {}

@@ -90,7 +90,7 @@ namespace System.IO {
 				throw new ArgumentNullException("stream");

 			if (null == encoding)

 				throw new ArgumentNullException("encoding");

-			if (bufferSize < 0)

+			if (bufferSize <= 0)

 				throw new ArgumentOutOfRangeException("bufferSize");

 			if (!stream.CanWrite)

 				throw new ArgumentException ("Can not write to stream");

@@ -112,7 +112,7 @@ namespace System.IO {
 		public StreamWriter (string path, bool append, Encoding encoding, int bufferSize) {

 			if (null == encoding)

 				throw new ArgumentNullException("encoding");

-			if (bufferSize < 0)

+			if (bufferSize <= 0)

 				throw new ArgumentOutOfRangeException("bufferSize");

 

 			FileMode mode;

@@ -137,13 +137,9 @@ namespace System.IO {
 				return iflush;

 			}

 			set {

-				if (DisposedAlready)

-					throw new ObjectDisposedException("StreamWriter");

 				iflush = value;

-

-				if (iflush) {

+				if (iflush)

 					Flush ();

-				}

 			}

 		}