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add OpcZipOutputStream

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Looly
2024-08-11 10:50:03 +08:00
parent 3dc61bd27c
commit 191d6030ac
5 changed files with 393 additions and 63 deletions
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74
hutool-core/src/test/java/org/dromara/hutool/core/util/ByteUtilTest.java
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@@ -12,13 +12,15 @@
package org.dromara.hutool.core.util;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ByteUtilTest {
@Test
public void intAndBytesLittleEndianTest() {
@@ -31,18 +33,18 @@ public class ByteUtilTest {
final byte[] bytesIntFromBuffer = buffer.array();
final byte[] bytesInt = ByteUtil.toBytes(int1, ByteOrder.LITTLE_ENDIAN);
Assertions.assertArrayEquals(bytesIntFromBuffer, bytesInt);
assertArrayEquals(bytesIntFromBuffer, bytesInt);
final int int2 = ByteUtil.toInt(bytesInt, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(int1, int2);
assertEquals(int1, int2);
final byte[] bytesInt2 = ByteUtil.toBytes(int1, ByteOrder.LITTLE_ENDIAN);
final int int3 = ByteUtil.toInt(bytesInt2, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(int1, int3);
assertEquals(int1, int3);
final byte[] bytesInt3 = ByteUtil.toBytes(int1, ByteOrder.LITTLE_ENDIAN);
final int int4 = ByteUtil.toInt(bytesInt3, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(int1, int4);
assertEquals(int1, int4);
}
@Test
@@ -55,11 +57,11 @@ public class ByteUtilTest {
final byte[] bytesIntFromBuffer = buffer.array();
final byte[] bytesInt = ByteUtil.toBytes(int2, ByteOrder.BIG_ENDIAN);
Assertions.assertArrayEquals(bytesIntFromBuffer, bytesInt);
assertArrayEquals(bytesIntFromBuffer, bytesInt);
// 测试大端序 byte 数组转 int
final int int3 = ByteUtil.toInt(bytesInt, ByteOrder.BIG_ENDIAN);
Assertions.assertEquals(int2, int3);
assertEquals(int2, int3);
}
@Test
@@ -73,18 +75,18 @@ public class ByteUtilTest {
final byte[] bytesLongFromBuffer = buffer.array();
final byte[] bytesLong = ByteUtil.toBytes(long1, ByteOrder.LITTLE_ENDIAN);
Assertions.assertArrayEquals(bytesLongFromBuffer, bytesLong);
assertArrayEquals(bytesLongFromBuffer, bytesLong);
final long long2 = ByteUtil.toLong(bytesLong, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(long1, long2);
assertEquals(long1, long2);
final byte[] bytesLong2 = ByteUtil.toBytes(long1);
final long long3 = ByteUtil.toLong(bytesLong2, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(long1, long3);
assertEquals(long1, long3);
final byte[] bytesLong3 = ByteUtil.toBytes(long1, ByteOrder.LITTLE_ENDIAN);
final long long4 = ByteUtil.toLong(bytesLong3);
Assertions.assertEquals(long1, long4);
assertEquals(long1, long4);
}
@Test
@@ -97,10 +99,10 @@ public class ByteUtilTest {
final byte[] bytesLongFromBuffer = buffer.array();
final byte[] bytesLong = ByteUtil.toBytes(long1, ByteOrder.BIG_ENDIAN);
Assertions.assertArrayEquals(bytesLongFromBuffer, bytesLong);
assertArrayEquals(bytesLongFromBuffer, bytesLong);
final long long2 = ByteUtil.toLong(bytesLong, ByteOrder.BIG_ENDIAN);
Assertions.assertEquals(long1, long2);
assertEquals(long1, long2);
}
@Test
@@ -110,7 +112,7 @@ public class ByteUtilTest {
final byte[] bytesLong = ByteUtil.toBytes(f1, ByteOrder.LITTLE_ENDIAN);
final float f2 = ByteUtil.toFloat(bytesLong, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(f1, f2, 0);
assertEquals(f1, f2, 0);
}
@Test
@@ -121,7 +123,7 @@ public class ByteUtilTest {
final byte[] bytesLong = ByteUtil.toBytes(f1, ByteOrder.BIG_ENDIAN);
final float f2 = ByteUtil.toFloat(bytesLong, ByteOrder.BIG_ENDIAN);
Assertions.assertEquals(f1, f2, 0);
assertEquals(f1, f2, 0);
}
@Test
@@ -130,15 +132,15 @@ public class ByteUtilTest {
final byte[] bytes = ByteUtil.toBytes(short1, ByteOrder.LITTLE_ENDIAN);
final short short2 = ByteUtil.toShort(bytes, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(short2, short1);
assertEquals(short2, short1);
final byte[] bytes2 = ByteUtil.toBytes(short1);
final short short3 = ByteUtil.toShort(bytes2, ByteOrder.LITTLE_ENDIAN);
Assertions.assertEquals(short3, short1);
assertEquals(short3, short1);
final byte[] bytes3 = ByteUtil.toBytes(short1, ByteOrder.LITTLE_ENDIAN);
final short short4 = ByteUtil.toShort(bytes3);
Assertions.assertEquals(short4, short1);
assertEquals(short4, short1);
}
@Test
@@ -147,7 +149,7 @@ public class ByteUtilTest {
final byte[] bytes = ByteUtil.toBytes(short1, ByteOrder.BIG_ENDIAN);
final short short2 = ByteUtil.toShort(bytes, ByteOrder.BIG_ENDIAN);
Assertions.assertEquals(short2, short1);
assertEquals(short2, short1);
}
@Test
@@ -156,12 +158,12 @@ public class ByteUtilTest {
ByteBuffer wrap = ByteBuffer.wrap(ByteUtil.toBytes(a));
wrap.order(ByteOrder.LITTLE_ENDIAN);
long aLong = wrap.getLong();
Assertions.assertEquals(a, aLong);
assertEquals(a, aLong);
wrap = ByteBuffer.wrap(ByteUtil.toBytes(a, ByteOrder.BIG_ENDIAN));
wrap.order(ByteOrder.BIG_ENDIAN);
aLong = wrap.getLong();
Assertions.assertEquals(a, aLong);
assertEquals(a, aLong);
}
@Test
@@ -170,12 +172,12 @@ public class ByteUtilTest {
ByteBuffer wrap = ByteBuffer.wrap(ByteUtil.toBytes(a));
wrap.order(ByteOrder.LITTLE_ENDIAN);
int aInt = wrap.getInt();
Assertions.assertEquals(a, aInt);
assertEquals(a, aInt);
wrap = ByteBuffer.wrap(ByteUtil.toBytes(a, ByteOrder.BIG_ENDIAN));
wrap.order(ByteOrder.BIG_ENDIAN);
aInt = wrap.getInt();
Assertions.assertEquals(a, aInt);
assertEquals(a, aInt);
}
@Test
@@ -185,25 +187,43 @@ public class ByteUtilTest {
ByteBuffer wrap = ByteBuffer.wrap(ByteUtil.toBytes(a));
wrap.order(ByteOrder.LITTLE_ENDIAN);
short aShort = wrap.getShort();
Assertions.assertEquals(a, aShort);
assertEquals(a, aShort);
wrap = ByteBuffer.wrap(ByteUtil.toBytes(a, ByteOrder.BIG_ENDIAN));
wrap.order(ByteOrder.BIG_ENDIAN);
aShort = wrap.getShort();
Assertions.assertEquals(a, aShort);
assertEquals(a, aShort);
}
@Test
public void toUnsignedBitIndex() {
final byte[] bytes = {0, 13, -64, -31, 101, 88, 47, -64};
final List<Integer> list = ByteUtil.toUnsignedBitIndex(bytes);
Assertions.assertEquals("[12, 13, 15, 16, 17, 24, 25, 26, 31, 33, 34, 37, 39, 41, 43, 44, 50, 52, 53, 54, 55, 56, 57]", list.toString());
assertEquals("[12, 13, 15, 16, 17, 24, 25, 26, 31, 33, 34, 37, 39, 41, 43, 44, 50, 52, 53, 54, 55, 56, 57]", list.toString());
}
@Test
public void bitCount() {
final byte[] bytes = {0, 13, -64, -31, 101, 88, 47, -64};
final int count = ByteUtil.bitCount(bytes);
Assertions.assertEquals(count, ByteUtil.toUnsignedBitIndex(bytes).size());
assertEquals(count, ByteUtil.toUnsignedBitIndex(bytes).size());
}
@Test
public void testToIntWithLittleEndian() {
// 小端序：低位字节在前，高位字节在后
final byte[] bytes = new byte[]{(byte) 0xFF, (byte) 0xFE, (byte) 0x01, (byte) 0x00};
final int expectedValue = 130815;
final int actualValue = ByteUtil.toInt(bytes, 0, ByteOrder.LITTLE_ENDIAN);
assertEquals(expectedValue, actualValue, "Failed to convert bytes to int using LITTLE_ENDIAN");
}
@Test
public void testToIntWithBigEndian() {
// 大端序：高位字节在前，低位字节在后
final byte[] bytes = new byte[]{(byte) 0xFF, (byte) 0xFE, (byte) 0x01, (byte) 0x00};
final int expectedValue = -130816;
final int actualValue = ByteUtil.toInt(bytes, 0, ByteOrder.BIG_ENDIAN);
assertEquals(expectedValue, actualValue, "Failed to convert bytes to int using BIG_ENDIAN");
}
}