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Move reflection-equals to POITestCase

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1744169 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andreas Beeker 2016-05-16 23:28:25 +00:00
parent 61321b4b37
commit 7b282db0e2
3 changed files with 96 additions and 128 deletions
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86
src/scratchpad/testcases/org/apache/poi/hwpf/model/TestDocumentProperties.java
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@ -17,100 +17,42 @@
package org.apache.poi.hwpf.model;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.Arrays;
import junit.framework.TestCase;
import static org.apache.poi.POITestCase.assertReflectEquals;
import org.apache.poi.hwpf.HWPFDocFixture;
import org.apache.poi.hwpf.model.types.DOPAbstractType;
import org.apache.poi.util.SuppressForbidden;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
// TODO: Add DocumentProperties#equals ???
public final class TestDocumentProperties
extends TestCase
{
public final class TestDocumentProperties {
private DocumentProperties _documentProperties = null;
private HWPFDocFixture _hWPFDocFixture;
public void testReadWrite()
throws Exception
{
@Test
public void testReadWrite() throws Exception {
int size = DOPAbstractType.getSize();
byte[] buf = new byte[size];
_documentProperties.serialize(buf, 0);
DocumentProperties newDocProperties = new DocumentProperties(buf, 0, size);
DocumentProperties newDocProperties =
new DocumentProperties(buf, 0, size);
final Field[] fields;
try {
fields = AccessController.doPrivileged(new PrivilegedExceptionAction<Field[]>() {
@Override
@SuppressForbidden("Test only")
public Field[] run() throws Exception {
final Field[] fields = DocumentProperties.class.getSuperclass().getDeclaredFields();
AccessibleObject.setAccessible(fields, true);
return fields;
}
});
} catch (PrivilegedActionException pae) {
throw pae.getException();
assertReflectEquals(_documentProperties, newDocProperties);
}
for (int x = 0; x < fields.length; x++)
{
// JaCoCo Code Coverage adds it's own field, don't look at this one here
if(fields[x].getName().equals("$jacocoData")) {
continue;
}
if (!fields[x].getType().isArray())
{
assertEquals(fields[x].get(_documentProperties),
fields[x].get(newDocProperties));
}
else
{
// ensure that the class was not changed/enhanced, e.g. by code instrumentation like coverage tools
assertEquals("Invalid type for field: " + fields[x].getName(),
"[B", fields[x].getType().getName());
byte[] buf1 = (byte[])fields[x].get(_documentProperties);
byte[] buf2 = (byte[])fields[x].get(newDocProperties);
Arrays.equals(buf1, buf2);
}
}
}
protected void setUp()
throws Exception
{
super.setUp();
/**@todo verify the constructors*/
@Before
public void setUp() throws Exception {
/** TODO verify the constructors*/
_hWPFDocFixture = new HWPFDocFixture(this, HWPFDocFixture.DEFAULT_TEST_FILE);
_hWPFDocFixture.setUp();
_documentProperties = new DocumentProperties(_hWPFDocFixture._tableStream, _hWPFDocFixture._fib.getFcDop(), _hWPFDocFixture._fib.getLcbDop());
}
protected void tearDown()
throws Exception
{
@After
public void tearDown() throws Exception {
_documentProperties = null;
_hWPFDocFixture.tearDown();
_hWPFDocFixture = null;
super.tearDown();
}
}

60
src/scratchpad/testcases/org/apache/poi/hwpf/model/TestFileInformationBlock.java
View File

@ -17,70 +17,44 @@
package org.apache.poi.hwpf.model;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import junit.framework.TestCase;
import static org.apache.poi.POITestCase.assertReflectEquals;
import static org.junit.Assert.assertNotNull;
import org.apache.poi.hwpf.HWPFDocFixture;
import org.apache.poi.util.SuppressForbidden;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public final class TestFileInformationBlock extends TestCase {
public final class TestFileInformationBlock {
private FileInformationBlock _fileInformationBlock = null;
private HWPFDocFixture _hWPFDocFixture;
@Test
public void testReadWrite() throws Exception {
final FibBase expected = _fileInformationBlock.getFibBase();
int size = _fileInformationBlock.getSize();
byte[] buf = new byte[size];
expected.serialize(buf, 0);
_fileInformationBlock.getFibBase().serialize(buf, 0);
FileInformationBlock newFileInformationBlock = new FileInformationBlock(
buf);
final Field[] fields;
try {
fields = AccessController.doPrivileged(new PrivilegedExceptionAction<Field[]>() {
@Override
@SuppressForbidden("Test only")
public Field[] run() throws Exception {
final Field[] fields = FileInformationBlock.class.getSuperclass().getDeclaredFields();
AccessibleObject.setAccessible(fields, true);
return fields;
}
});
} catch (PrivilegedActionException pae) {
throw pae.getException();
}
for (int x = 0; x < fields.length; x++) {
assertEquals(fields[x].get(_fileInformationBlock),
fields[x].get(newFileInformationBlock));
}
FileInformationBlock newFileInformationBlock = new FileInformationBlock(buf);
FibBase actual = newFileInformationBlock.getFibBase();
assertReflectEquals(expected, actual);
assertNotNull(_fileInformationBlock.toString());
}
@Override
protected void setUp() throws Exception {
super.setUp();
@Before
public void setUp() throws Exception {
/** @todo verify the constructors */
_hWPFDocFixture = new HWPFDocFixture(this,
HWPFDocFixture.DEFAULT_TEST_FILE);
_hWPFDocFixture = new HWPFDocFixture(this, HWPFDocFixture.DEFAULT_TEST_FILE);
_hWPFDocFixture.setUp();
_fileInformationBlock = _hWPFDocFixture._fib;
}
@Override
protected void tearDown() throws Exception {
@After
public void tearDown() throws Exception {
_fileInformationBlock = null;
_hWPFDocFixture.tearDown();
_hWPFDocFixture = null;
super.tearDown();
}
}

52
src/testcases/org/apache/poi/POITestCase.java
View File

@ -17,16 +17,21 @@
package org.apache.poi;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.apache.poi.util.SuppressForbidden;
@ -106,4 +111,51 @@ public final class POITestCase {
throw new RuntimeException("Cannot access method '" + methodName + "' of class " + clazz, pae.getException());
}
}
/**
* Utility method to shallow compare all fields of the objects
* Only use this method in test cases!!!
*/
public static void assertReflectEquals(final Object expected, Object actual) throws Exception {
final List<Field> fields;
try {
fields = AccessController.doPrivileged(new PrivilegedExceptionAction<List<Field>>() {
@Override
@SuppressForbidden("Test only")
public List<Field> run() throws Exception {
List<Field> flds = new ArrayList<Field>();
for (Class<?> c = expected.getClass(); c != null; c = c.getSuperclass()) {
Field[] fs = c.getDeclaredFields();
AccessibleObject.setAccessible(fs, true);
for (Field f : fs) {
// JaCoCo Code Coverage adds it's own field, don't look at this one here
if(f.getName().equals("$jacocoData")) {
continue;
}
flds.add(f);
}
}
return flds;
}
});
} catch (PrivilegedActionException pae) {
throw pae.getException();
}
for (Field f : fields) {
Class<?> t = f.getType();
if (t.isArray()) {
if (Object[].class.isAssignableFrom(t)) {
assertArrayEquals((Object[])f.get(expected), (Object[])f.get(actual));
} else if (byte[].class.isAssignableFrom(t)) {
assertArrayEquals((byte[])f.get(expected), (byte[])f.get(actual));
} else {
fail("Array type is not yet implemented ... add it!");
}
} else {
assertEquals(f.get(expected), f.get(actual));
}
}
}
}