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bug 59893: more unrelated changes from Andi

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1783353 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Javen O'Neal 2017-02-17 09:08:21 +00:00
parent 8677d099fc
commit 1584310ac5
2 changed files with 42 additions and 26 deletions
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64
src/testcases/org/apache/poi/util/TestLittleEndian.java
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@ -17,25 +17,28 @@
package org.apache.poi.util;
import junit.framework.TestCase;
import org.apache.poi.util.LittleEndian.BufferUnderrunException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.poi.util.LittleEndian.BufferUnderrunException;
import org.junit.Test;
/**
* Class to test LittleEndian functionality
*
* @author Marc Johnson
*/
public final class TestLittleEndian extends TestCase {
public final class TestLittleEndian {
/**
* test the getShort() method
*/
@Test
public void testGetShort() {
byte[] testdata = new byte[ LittleEndian.SHORT_SIZE + 1 ];
byte[] testdata = new byte[ LittleEndianConsts.SHORT_SIZE + 1 ];
testdata[0] = 0x01;
testdata[1] = (byte) 0xFF;
@ -48,6 +51,7 @@ public final class TestLittleEndian extends TestCase {
assertEquals(expected[1], LittleEndian.getShort(testdata, 1));
}
@Test
public void testGetUShort() {
byte[] testdata = {
(byte) 0x01,
@ -69,7 +73,7 @@ public final class TestLittleEndian extends TestCase {
assertEquals(expected2, LittleEndian.getUShort(testdata2));
assertEquals(expected3, LittleEndian.getUShort(testdata2, 1));
byte[] testdata3 = new byte[ LittleEndian.SHORT_SIZE + 1 ];
byte[] testdata3 = new byte[ LittleEndianConsts.SHORT_SIZE + 1 ];
LittleEndian.putUShort(testdata3, 0, expected2);
LittleEndian.putUShort(testdata3, 1, expected3);
assertEquals(testdata3[0], 0x0D);
@ -94,9 +98,10 @@ public final class TestLittleEndian extends TestCase {
/**
* test the getDouble() method
*/
@Test
public void testGetDouble() {
assertEquals(_doubles[0], LittleEndian.getDouble(_double_array, 0), 0.000001 );
assertEquals(_doubles[1], LittleEndian.getDouble( _double_array, LittleEndian.DOUBLE_SIZE), 0.000001);
assertEquals(_doubles[1], LittleEndian.getDouble( _double_array, LittleEndianConsts.DOUBLE_SIZE), 0.000001);
assertTrue(Double.isNaN(LittleEndian.getDouble(_nan_double_array, 0)));
double nan = LittleEndian.getDouble(_nan_double_array, 0);
@ -110,6 +115,7 @@ public final class TestLittleEndian extends TestCase {
/**
* test the getInt() method
*/
@Test
public void testGetInt() {
// reading 4 byte data from a 5 byte buffer
byte[] testdata = {
@ -127,6 +133,7 @@ public final class TestLittleEndian extends TestCase {
/**
* test the getLong method
*/
@Test
public void testGetLong() {
// reading 8 byte values from a 9 byte buffer
@ -149,26 +156,28 @@ public final class TestLittleEndian extends TestCase {
/**
* test the PutShort method
*/
@Test
public void testPutShort() {
byte[] expected = new byte[ LittleEndian.SHORT_SIZE + 1 ];
byte[] expected = new byte[ LittleEndianConsts.SHORT_SIZE + 1 ];
expected[0] = 0x01;
expected[1] = (byte) 0xFF;
expected[2] = 0x02;
byte[] received = new byte[ LittleEndian.SHORT_SIZE + 1 ];
byte[] received = new byte[ LittleEndianConsts.SHORT_SIZE + 1 ];
short testdata[] = new short[2];
testdata[0] = ( short ) 0xFF01;
testdata[1] = 0x02FF;
LittleEndian.putShort(received, 0, testdata[0]);
assertTrue(compareByteArrays(received, expected, 0, LittleEndian.SHORT_SIZE));
assertTrue(compareByteArrays(received, expected, 0, LittleEndianConsts.SHORT_SIZE));
LittleEndian.putShort(received, 1, testdata[1]);
assertTrue(compareByteArrays(received, expected, 1, LittleEndian.SHORT_SIZE));
assertTrue(compareByteArrays(received, expected, 1, LittleEndianConsts.SHORT_SIZE));
}
/**
* test the putInt method
*/
@Test
public void testPutInt() {
// writing 4 byte data to a 5 byte buffer
byte[] expected = {
@ -178,33 +187,35 @@ public final class TestLittleEndian extends TestCase {
(byte) 0xFF,
(byte) 0x02,
};
byte[] received = new byte[ LittleEndian.INT_SIZE + 1 ];
byte[] received = new byte[ LittleEndianConsts.INT_SIZE + 1 ];
LittleEndian.putInt(received, 0, 0xFFFFFF01);
assertTrue(compareByteArrays(received, expected, 0, LittleEndian.INT_SIZE));
assertTrue(compareByteArrays(received, expected, 0, LittleEndianConsts.INT_SIZE));
LittleEndian.putInt(received, 1, 0x02FFFFFF);
assertTrue(compareByteArrays(received, expected, 1, LittleEndian.INT_SIZE));
assertTrue(compareByteArrays(received, expected, 1, LittleEndianConsts.INT_SIZE));
}
/**
* test the putDouble methods
*/
@Test
public void testPutDouble() {
byte[] received = new byte[ LittleEndian.DOUBLE_SIZE + 1 ];
byte[] received = new byte[ LittleEndianConsts.DOUBLE_SIZE + 1 ];
LittleEndian.putDouble(received, 0, _doubles[0]);
assertTrue(compareByteArrays(received, _double_array, 0, LittleEndian.DOUBLE_SIZE));
assertTrue(compareByteArrays(received, _double_array, 0, LittleEndianConsts.DOUBLE_SIZE));
LittleEndian.putDouble(received, 1, _doubles[1]);
byte[] expected = new byte[ LittleEndian.DOUBLE_SIZE + 1 ];
byte[] expected = new byte[ LittleEndianConsts.DOUBLE_SIZE + 1 ];
System.arraycopy(_double_array, LittleEndian.DOUBLE_SIZE, expected,
1, LittleEndian.DOUBLE_SIZE);
assertTrue(compareByteArrays(received, expected, 1, LittleEndian.DOUBLE_SIZE));
System.arraycopy(_double_array, LittleEndianConsts.DOUBLE_SIZE, expected,
1, LittleEndianConsts.DOUBLE_SIZE);
assertTrue(compareByteArrays(received, expected, 1, LittleEndianConsts.DOUBLE_SIZE));
}
/**
* test the putLong method
*/
@Test
public void testPutLong() {
// writing 8 byte values to a 9 byte buffer
byte[] expected = {
@ -218,14 +229,14 @@ public final class TestLittleEndian extends TestCase {
(byte) 0xFF,
(byte) 0x02,
};
byte[] received = new byte[ LittleEndian.LONG_SIZE + 1 ];
byte[] received = new byte[ LittleEndianConsts.LONG_SIZE + 1 ];
long testdata0 = 0xFFFFFFFFFFFFFF01L;
long testdata1 = 0x02FFFFFFFFFFFFFFL;
LittleEndian.putLong(received, 0, testdata0);
assertTrue(compareByteArrays(received, expected, 0, LittleEndian.LONG_SIZE));
assertTrue(compareByteArrays(received, expected, 0, LittleEndianConsts.LONG_SIZE));
LittleEndian.putLong(received, 1, testdata1);
assertTrue(compareByteArrays(received, expected, 1, LittleEndian.LONG_SIZE));
assertTrue(compareByteArrays(received, expected, 1, LittleEndianConsts.LONG_SIZE));
}
private static byte[] _good_array = {
@ -241,6 +252,7 @@ public final class TestLittleEndian extends TestCase {
/**
* test the readShort method
*/
@Test
public void testReadShort() throws IOException {
short expected_value = 0x0201;
InputStream stream = new ByteArrayInputStream(_good_array);
@ -265,6 +277,7 @@ public final class TestLittleEndian extends TestCase {
/**
* test the readInt method
*/
@Test
public void testReadInt() throws IOException {
int expected_value = 0x02010201;
InputStream stream = new ByteArrayInputStream(_good_array);
@ -289,6 +302,7 @@ public final class TestLittleEndian extends TestCase {
/**
* test the readLong method
*/
@Test
public void testReadLong() throws IOException {
long expected_value = 0x0201020102010201L;
InputStream stream = new ByteArrayInputStream(_good_array);
@ -326,6 +340,7 @@ public final class TestLittleEndian extends TestCase {
// }
// }
@Test
public void testUnsignedByteToInt() {
assertEquals(255, LittleEndian.ubyteToInt((byte)255));
}
@ -342,6 +357,7 @@ public final class TestLittleEndian extends TestCase {
return true;
}
@Test
public void testUnsignedShort() {
assertEquals(0xffff, LittleEndian.getUShort(new byte[] { (byte)0xff, (byte)0xff }, 0));
}