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Fixed BinaryOutputStream bug

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This commit is contained in:
Ziver Koc 2016-05-16 23:14:58 +02:00
parent 50ea517cf3
commit c894ba8a61
7 changed files with 164 additions and 57 deletions
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36
test/zutil/ByteUtilTest.java
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@ -50,10 +50,18 @@ public class ByteUtilTest {
@Test
public void getBits(){
assertEquals(0x01, ByteUtil.getBits((byte)0xFF, 1));
assertEquals(0x0F, ByteUtil.getBits((byte)0xFF, 4));
assertEquals((byte)0xFF, ByteUtil.getBits((byte)0xFF, 8));
assertEquals(0x01, ByteUtil.getBits((byte)0x11, 1));
assertEquals(0x03, ByteUtil.getBits((byte)0x13, 4));
assertEquals((byte)0x55, ByteUtil.getBits((byte)0x55, 8));
}
@Test
public void getBitsMSB(){
assertEquals(0x01, ByteUtil.getBitsMSB((byte)0x80, 1));
assertEquals(0x05, ByteUtil.getBitsMSB((byte)0x52, 4));
assertEquals((byte)0x55, ByteUtil.getBitsMSB((byte)0x55, 8));
assertEquals((byte)0x03, ByteUtil.getBitsMSB((byte)0xFF, 2));
assertEquals((byte)0x0F, ByteUtil.getBitsMSB((byte)0xFF, 4));
}
@Test
@ -77,7 +85,7 @@ public class ByteUtilTest {
@Test
public void toFormattedStringTest(){
public void toFormattedString(){
byte[] data = new byte[1];
assertEquals("000 00 '. '",
ByteUtil.toFormattedString(data));
@ -118,4 +126,24 @@ public class ByteUtilTest {
assertArrayEquals( new byte[]{0b0000_0001,0b0000_0001,0b0000_0001,0b0000_0001},
ByteUtil.shiftLeft(new byte[]{0b0001_0000,0b0001_0000,0b0001_0000,0b0001_0000}, 4));
}
@Test
public void shiftRight(){
assertArrayEquals( new byte[]{},
ByteUtil.shiftRight(new byte[]{}, 4));
assertArrayEquals( new byte[]{0b0000_0001},
ByteUtil.shiftRight(new byte[]{0b0000_0001}, 0));
assertArrayEquals( new byte[]{(byte)0b0001_0000},
ByteUtil.shiftRight(new byte[]{0b0000_0001}, 4));
assertArrayEquals( new byte[]{(byte)0b1000_0000},
ByteUtil.shiftRight(new byte[]{0b0000_1000}, 4));
assertArrayEquals( new byte[]{0b0000_0000},
ByteUtil.shiftRight(new byte[]{(byte)0b0001_0000}, 4));
assertArrayEquals( new byte[]{0b0001_0000, 0b0001_0000},
ByteUtil.shiftRight(new byte[]{0b0000_0001, 0b0000_0001}, 4));
assertArrayEquals( new byte[]{(byte)0b1100_0000, (byte)0b1001_1111},
ByteUtil.shiftRight(new byte[]{0b0111_1111, 0b0101_0010}, 6));
assertArrayEquals( new byte[]{0b0000_0000,0b0000_0001,0b0000_0001,0b0000_0001},
ByteUtil.shiftRight(new byte[]{0b0001_0000,0b0001_0000,0b0001_0000,0b0001_0000}, 4));
}
}