public void testIt() throws Exception {
MyByteArrayOutputStream myByteArrayOutputStream = new MyByteArrayOutputStream();
myByteArrayOutputStream.write(new byte[] {4, 10});
assertEquals(2, myByteArrayOutputStream.size());
assertEquals(4, myByteArrayOutputStream.deleteFirst());
assertEquals(1, myByteArrayOutputStream.size());
assertEquals(10, myByteArrayOutputStream.deleteFirst());
assertEquals(0, myByteArrayOutputStream.size());
myByteArrayOutputStream.write(new byte[] {1, 2, 3, 4});
byte[] b = new byte[2];
assertEquals(2, myByteArrayOutputStream.delete(b, 0, 2));
assertEquals(1, b[0]);
assertEquals(2, b[1]);
assertEquals(2, myByteArrayOutputStream.size());
assertEquals(2, myByteArrayOutputStream.delete(b, 0, 2));
assertEquals(3, b[0]);
assertEquals(4, b[1]);
assertEquals(0, myByteArrayOutputStream.size());
assertEquals(0, myByteArrayOutputStream.delete(b, 0, 2));
myByteArrayOutputStream.write(new byte[] {7});
assertEquals(1, myByteArrayOutputStream.delete(b, 0, 2));
assertEquals(7, b[0]);
b = new byte[1024];
myByteArrayOutputStream.write(new byte[] {1, 2, 3, 4});
assertEquals(4, myByteArrayOutputStream.delete(b, 0, 1024));
myByteArrayOutputStream.write(new byte[] {1, 2});
assertEquals(2, myByteArrayOutputStream.delete(b, 0, 1024));
myByteArrayOutputStream = new MyByteArrayOutputStream(5);
myByteArrayOutputStream.write(new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10});
assertEquals(10, myByteArrayOutputStream.delete(b, 512, 1024));
}
