/*
* Int tests
*/
@Test
public void testGetAndSetInt() throws Exception {
// cant test for numbers outside range as putint accepts int and
// hence java doesnt allow values outside range -2147483648 to 2147483647 to be set to
// valriables
// hence no test case for assertFalse for numbers outside -2147483648 to 2147483647
DynamicByteBuffer buf = new DynamicByteBuffer();
int b1 = -2147483648;
int b2 = 2147483647;
int b3 = 32768;
int b4 = 128;
int b5 = 128;
buf.putInt(b1);
buf.putInt(b2);
buf.putInt(b3);
buf.flip();
assertEquals(b1, buf.getInt());
assertEquals(b2, buf.getInt());
buf.rewind();
buf.putIntAt(0, b4);
buf.putIntAt(4, b5);
assertEquals(b4, buf.getIntAt(0));
assertEquals(b5, buf.getIntAt(4));
}
@Test
public void testGetAndSetVarious() throws Exception {
// tests reallocation of buffer automatically.
DynamicByteBuffer buf = DynamicByteBuffer.allocate(2);
buf.put((byte) 1);
buf.putShort((short) 2);
buf.putInt(3);
buf.putLong(4);
String test = "this";
buf.putString(test, Charset.defaultCharset());
buf.put((byte) 0);
buf.putPrefixedString(1, "abcde", Charset.defaultCharset());
buf.flip();
assertEquals((byte) 1, buf.get());
assertEquals((short) 2, buf.getShort());
assertEquals(3, buf.getInt());
assertEquals(4, buf.getLong());
assertEquals(test, buf.getString(Charset.defaultCharset()));
assertEquals("abcde", buf.getPrefixedString(1, Charset.defaultCharset()));
}
@Test
public void testGetAndSetPrefixStringsInUTF16() throws Exception {
// tests reallocation of buffer automatically.
DynamicByteBuffer buf = DynamicByteBuffer.allocate(2);
Charset cs = Charset.forName("UTF-16");
String test = "this";
String test1 = "is";
String test2 = "a";
String test3 = "story";
buf.putPrefixedString(2, test, cs);
buf.putPrefixedString(2, test1, cs);
buf.putPrefixedString(2, test2, cs);
buf.putPrefixedString(2, test3, cs);
buf.put((byte) 0);
buf.putInt(100);
buf.flip();
assertEquals(test, buf.getPrefixedString(2, cs));
assertEquals(test1, buf.getPrefixedString(2, cs));
assertEquals(test2, buf.getPrefixedString(2, cs));
assertEquals(test3, buf.getPrefixedString(2, cs));
assertEquals((byte) 0, buf.get());
assertEquals(100, buf.getInt());
}
@Test(expected = BufferOverflowException.class)
public void testGetAndSetPutIntException() {
DynamicByteBuffer buf = DynamicByteBuffer.allocate(0);
buf.setAutoExpand(false);
buf.putInt(121);
}
