public void testInCoreLimit_SwitchBeforeAppendByte()
        {
            TemporaryBuffer b = new LocalFileBuffer();

            byte[] test = new TestRng(getName())
                          .nextBytes(TemporaryBuffer.DEFAULT_IN_CORE_LIMIT * 3);
            try
            {
                b.write(test, 0, test.Length - 1);
                b.write(test[test.Length - 1]);
                b.close();
                Assert.AreEqual(test.Length, b.Length);
                {
                    byte[] r = b.ToArray();
                    Assert.IsNotNull(r);
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
                {
                    byte[] r;
                    using (MemoryStream o = new MemoryStream())
                    {
                        b.writeTo(o, null);
                        r = o.ToArray();
                    }
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
            }
            finally
            {
                b.destroy();
            }
        }
        public void testOneBlockAndHalf_BulkWrite()
        {
            TemporaryBuffer b = new LocalFileBuffer();

            byte[] test = new TestRng(getName()).nextBytes(Block.SZ * 3 / 2);
            try
            {
                b.write(test, 0, 2);
                b.write(test, 2, 4);
                b.write(test, 6, test.Length - 6 - 2);
                b.write(test, test.Length - 2, 2);
                b.close();
                Assert.AreEqual(test.Length, b.Length);
                {
                    byte[] r = b.ToArray();
                    Assert.IsNotNull(r);
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
                {
                    byte[] r;
                    using (MemoryStream o = new MemoryStream())
                    {
                        b.writeTo(o, null);
                        r = o.ToArray();
                    }
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
            }
            finally
            {
                b.destroy();
            }
        }
        public void testRandomWrites()
        {
            TemporaryBuffer b   = new LocalFileBuffer();
            TestRng         rng = new TestRng(getName());
            int             max = TemporaryBuffer.DEFAULT_IN_CORE_LIMIT * 2;

            byte[] expect = new byte[max];
            try
            {
                int  written = 0;
                bool onebyte = true;
                while (written < max)
                {
                    if (onebyte)
                    {
                        byte v = (byte)rng.nextInt();
                        b.write(v);
                        expect[written++] = v;
                    }
                    else
                    {
                        int    len = Math.Min(rng.nextInt() & 127, max - written);
                        byte[] tmp = rng.nextBytes(len);
                        b.write(tmp, 0, len);
                        Array.Copy(tmp, 0, expect, written, len);
                        written += len;
                    }
                    onebyte = !onebyte;
                }
                Assert.AreEqual(expect.Length, written);
                b.close();

                Assert.AreEqual(expect.Length, b.Length);
                {
                    byte[] r = b.ToArray();
                    Assert.IsNotNull(r);
                    Assert.AreEqual(expect.Length, r.Length);
                    Assert.IsTrue(expect.SequenceEqual(r));
                }
                {
                    byte[] r;
                    using (MemoryStream o = new MemoryStream())
                    {
                        b.writeTo(o, null);
                        r = o.ToArray();
                    }
                    Assert.AreEqual(expect.Length, r.Length);
                    Assert.IsTrue(expect.SequenceEqual(r));
                }
            }
            finally
            {
                b.destroy();
            }
        }
        public void testOneBlockAndHalf_Copy()
        {
            TemporaryBuffer b = new LocalFileBuffer();

            byte[] test = new TestRng(getName())
                          .nextBytes(Block.SZ * 3 / 2);
            try
            {
                var @in = new MemoryStream(test);
                // [caytchen] StreamReader buffers data After the very first Read, thus advancing the Position in the underlying stream - causing this test to fail
                //var inReader = new StreamReader(@in);
                b.write(@in.ReadByte());
                b.copy(@in);
                b.close();
                Assert.AreEqual(test.Length, b.Length);
                {
                    byte[] r = b.ToArray();
                    Assert.IsNotNull(r);
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
                {
                    byte[] r;
                    using (MemoryStream o = new MemoryStream())
                    {
                        b.writeTo(o, null);
                        r = o.ToArray();
                    }
                    Assert.AreEqual(test.Length, r.Length);
                    Assert.IsTrue(test.SequenceEqual(r));
                }
            }
            finally
            {
                b.destroy();
            }
        }
        public void testRandomWrites()
        {
            TemporaryBuffer b = new LocalFileBuffer();
            TestRng rng = new TestRng(getName());
            int max = TemporaryBuffer.DEFAULT_IN_CORE_LIMIT * 2;
            byte[] expect = new byte[max];
            try
            {
                int written = 0;
                bool onebyte = true;
                while (written < max)
                {
                    if (onebyte)
                    {
                        byte v = (byte)rng.nextInt();
                        b.write(v);
                        expect[written++] = v;
                    }
                    else
                    {
                        int len = Math.Min(rng.nextInt() & 127, max - written);
                        byte[] tmp = rng.nextBytes(len);
                        b.write(tmp, 0, len);
                        Array.Copy(tmp, 0, expect, written, len);
                        written += len;
                    }
                    onebyte = !onebyte;
                }
                Assert.AreEqual(expect.Length, written);
                b.close();

                Assert.AreEqual(expect.Length, b.Length);
                {
                    byte[] r = b.ToArray();
                    Assert.IsNotNull(r);
                    Assert.AreEqual(expect.Length, r.Length);
                    Assert.IsTrue(expect.SequenceEqual(r));
                }
                {
                    byte[] r;
                    using (MemoryStream o = new MemoryStream())
                    {
                        b.writeTo(o, null);
                        r = o.ToArray();
                    }
                    Assert.AreEqual(expect.Length, r.Length);
                    Assert.IsTrue(expect.SequenceEqual(r));
                }
            }
            finally
            {
                b.destroy();
            }
        }
 public void testOneBlock_BulkWrite()
 {
     TemporaryBuffer b = new LocalFileBuffer();
     byte[] test = new TestRng(getName())
            .nextBytes(Block.SZ);
     try
     {
         b.write(test, 0, 2);
         b.write(test, 2, 4);
         b.write(test, 6, test.Length - 6 - 2);
         b.write(test, test.Length - 2, 2);
         b.close();
         Assert.AreEqual(test.Length, b.Length);
         {
             byte[] r = b.ToArray();
             Assert.IsNotNull(r);
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
         {
             byte[] r;
             using (MemoryStream o = new MemoryStream())
             {
                 b.writeTo(o, null);
                 r = o.ToArray();
             }
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
     }
     finally
     {
         b.destroy();
     }
 }
 public void testOneBlockAndHalf_SingleWrite()
 {
     TemporaryBuffer b = new LocalFileBuffer();
     byte[] test = new TestRng(getName())
            .nextBytes(Block.SZ * 3 / 2);
     try
     {
         for (int i = 0; i < test.Length; i++)
             b.write(test[i]);
         b.close();
         Assert.AreEqual(test.Length, b.Length);
         {
             byte[] r = b.ToArray();
             Assert.IsNotNull(r);
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
         {
             byte[] r;
             using (MemoryStream o = new MemoryStream())
             {
                 b.writeTo(o, null);
                 r = o.ToArray();
             }
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
     }
     finally
     {
         b.destroy();
     }
 }
 public void testOneBlockAndHalf_Copy()
 {
     TemporaryBuffer b = new LocalFileBuffer();
     byte[] test = new TestRng(getName())
            .nextBytes(Block.SZ * 3 / 2);
     try
     {
         var @in = new MemoryStream(test);
         // [caytchen] StreamReader buffers data After the very first Read, thus advancing the Position in the underlying stream - causing this test to fail
         //var inReader = new StreamReader(@in);
         b.write(@in.ReadByte());
         b.copy(@in);
         b.close();
         Assert.AreEqual(test.Length, b.Length);
         {
             byte[] r = b.ToArray();
             Assert.IsNotNull(r);
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
         {
             byte[] r;
             using (MemoryStream o = new MemoryStream())
             {
                 b.writeTo(o, null);
                 r = o.ToArray();
             }
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
     }
     finally
     {
         b.destroy();
     }
 }
 public void testLarge_SingleWrite()
 {
     TemporaryBuffer b = new LocalFileBuffer();
     byte[] test = new TestRng(getName()).nextBytes(TemporaryBuffer.DEFAULT_IN_CORE_LIMIT * 3);
     try
     {
         b.write(test);
         b.close();
         Assert.AreEqual(test.Length, b.Length);
         {
             byte[] r = b.ToArray();
             Assert.IsNotNull(r);
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
         {
             byte[] r;
             using (MemoryStream o = new MemoryStream())
             {
                 b.writeTo(o, null);
                 r = o.ToArray();
             }
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
     }
     finally
     {
         b.destroy();
     }
 }
 public void testInCoreLimit_SwitchOnCopy()
 {
     TemporaryBuffer b = new LocalFileBuffer();
     byte[] test = new TestRng(getName())
            .nextBytes(TemporaryBuffer.DEFAULT_IN_CORE_LIMIT * 2);
     try
     {
         MemoryStream @in = new MemoryStream(test,
                TemporaryBuffer.DEFAULT_IN_CORE_LIMIT, test.Length
                        - TemporaryBuffer.DEFAULT_IN_CORE_LIMIT);
         b.write(test, 0, TemporaryBuffer.DEFAULT_IN_CORE_LIMIT);
         b.copy(@in);
         b.close();
         Assert.AreEqual(test.Length, b.Length);
         {
             byte[] r = b.ToArray();
             Assert.IsNotNull(r);
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
         {
             byte[] r;
             using (MemoryStream o = new MemoryStream())
             {
                 b.writeTo(o, null);
                 r = o.ToArray();
             }
             Assert.AreEqual(test.Length, r.Length);
             Assert.IsTrue(test.SequenceEqual(r));
         }
     }
     finally
     {
         b.destroy();
     }
 }