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this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
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http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
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package org.apache.poi.ddf;
import static org.junit.Assert.assertArrayEquals;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import junit.framework.TestCase;
import org.apache.poi.POIDataSamples;
/**
* Test read/serialize of escher blip records
*
* @author Yegor Kozlov
*/
public final class TestEscherBlipRecord extends TestCase {
private static final POIDataSamples _samples = POIDataSamples.getDDFInstance();
//test reading/serializing of a PNG blip
public void testReadPNG() {
//provided in bug-44886
byte[] data = _samples.readFile("Container.dat");
EscherContainerRecord record = new EscherContainerRecord();
record.fillFields(data, 0, new DefaultEscherRecordFactory());
EscherContainerRecord bstore = (EscherContainerRecord)record.getChild(1);
EscherBSERecord bse1 = (EscherBSERecord)bstore.getChild(0);
assertEquals(EscherBSERecord.BT_PNG, bse1.getBlipTypeWin32());
assertEquals(EscherBSERecord.BT_PNG, bse1.getBlipTypeMacOS());
assertArrayEquals(new byte[]{
0x65, 0x07, 0x4A, (byte)0x8D, 0x3E, 0x42, (byte)0x8B, (byte)0xAC,
0x1D, (byte)0x89, 0x35, 0x4F, 0x48, (byte)0xFA, 0x37, (byte)0xC2
}, bse1.getUid());
assertEquals(255, bse1.getTag());
assertEquals(32308, bse1.getSize());
EscherBitmapBlip blip1 = (EscherBitmapBlip)bse1.getBlipRecord();
assertEquals(0x6E00, blip1.getOptions());
assertEquals(EscherBitmapBlip.RECORD_ID_PNG, blip1.getRecordId());
assertArrayEquals(new byte[]{
0x65, 0x07, 0x4A, (byte)0x8D, 0x3E, 0x42, (byte)0x8B, (byte)0xAC,
0x1D, (byte)0x89, 0x35, 0x4F, 0x48, (byte)0xFA, 0x37, (byte)0xC2
}, blip1.getUID());
//serialize and read again
byte[] ser = bse1.serialize();
EscherBSERecord bse2 = new EscherBSERecord();
bse2.fillFields(ser, 0, new DefaultEscherRecordFactory());
assertEquals(bse1.getRecordId(), bse2.getRecordId());
assertEquals(bse1.getBlipTypeWin32(), bse2.getBlipTypeWin32());
assertEquals(bse1.getBlipTypeMacOS(), bse2.getBlipTypeMacOS());
assertArrayEquals(bse1.getUid(), bse2.getUid());
assertEquals(bse1.getTag(), bse2.getTag());
assertEquals(bse1.getSize(), bse2.getSize());
EscherBitmapBlip blip2 = (EscherBitmapBlip)bse1.getBlipRecord();
assertEquals(blip1.getOptions(), blip2.getOptions());
assertEquals(blip1.getRecordId(), blip2.getRecordId());
assertEquals(blip1.getUID(), blip2.getUID());
assertArrayEquals(blip1.getPicturedata(), blip1.getPicturedata());
}
//test reading/serializing of a PICT metafile
public void testReadPICT() {
//provided in bug-44886
byte[] data = _samples.readFile("Container.dat");
EscherContainerRecord record = new EscherContainerRecord();
record.fillFields(data, 0, new DefaultEscherRecordFactory());
EscherContainerRecord bstore = (EscherContainerRecord)record.getChild(1);
EscherBSERecord bse1 = (EscherBSERecord)bstore.getChild(1);
//System.out.println(bse1);
assertEquals(EscherBSERecord.BT_WMF, bse1.getBlipTypeWin32());
assertEquals(EscherBSERecord.BT_PICT, bse1.getBlipTypeMacOS());
assertArrayEquals(new byte[]{
(byte)0xC7, 0x15, 0x69, 0x2D, (byte)0xE5, (byte)0x89, (byte)0xA3, 0x6F,
0x66, 0x03, (byte)0xD6, 0x24, (byte)0xF7, (byte)0xDB, 0x1D, 0x13
}, bse1.getUid());
assertEquals(255, bse1.getTag());
assertEquals(1133, bse1.getSize());
EscherMetafileBlip blip1 = (EscherMetafileBlip)bse1.getBlipRecord();
assertEquals(0x5430, blip1.getOptions());
assertEquals(EscherMetafileBlip.RECORD_ID_PICT, blip1.getRecordId());
assertArrayEquals(new byte[]{
0x57, 0x32, 0x7B, (byte)0x91, 0x23, 0x5D, (byte)0xDB, 0x36,
0x7A, (byte)0xDB, (byte)0xFF, 0x17, (byte)0xFE, (byte)0xF3, (byte)0xA7, 0x05
}, blip1.getUID());
assertArrayEquals(new byte[]{
(byte)0xC7, 0x15, 0x69, 0x2D, (byte)0xE5, (byte)0x89, (byte)0xA3, 0x6F,
0x66, 0x03, (byte)0xD6, 0x24, (byte)0xF7, (byte)0xDB, 0x1D, 0x13
}, blip1.getPrimaryUID());
//serialize and read again
byte[] ser = bse1.serialize();
EscherBSERecord bse2 = new EscherBSERecord();
bse2.fillFields(ser, 0, new DefaultEscherRecordFactory());
assertEquals(bse1.getRecordId(), bse2.getRecordId());
assertEquals(bse1.getOptions(), bse2.getOptions());
assertEquals(bse1.getBlipTypeWin32(), bse2.getBlipTypeWin32());
assertEquals(bse1.getBlipTypeMacOS(), bse2.getBlipTypeMacOS());
assertArrayEquals(bse1.getUid(), bse2.getUid());
assertEquals(bse1.getTag(), bse2.getTag());
assertEquals(bse1.getSize(), bse2.getSize());
EscherMetafileBlip blip2 = (EscherMetafileBlip)bse1.getBlipRecord();
assertEquals(blip1.getOptions(), blip2.getOptions());
assertEquals(blip1.getRecordId(), blip2.getRecordId());
assertEquals(blip1.getUID(), blip2.getUID());
assertEquals(blip1.getPrimaryUID(), blip2.getPrimaryUID());
assertArrayEquals(blip1.getPicturedata(), blip1.getPicturedata());
}
//integral test: check that the read-write-read round trip is consistent
public void testContainer() {
byte[] data = _samples.readFile("Container.dat");
EscherContainerRecord record = new EscherContainerRecord();
record.fillFields(data, 0, new DefaultEscherRecordFactory());
byte[] ser = record.serialize();
assertArrayEquals(data, ser);
}
private byte[] read(File file) {
byte[] data = new byte[(int)file.length()];
try {
FileInputStream is = new FileInputStream(file);
is.read(data);
is.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
return data;
}
/**
* The test data was created from pl031405.xls attached to Bugzilla #47143
*/
public void test47143() {
byte[] data = _samples.readFile("47143.dat");
EscherBSERecord bse = new EscherBSERecord();
bse.fillFields(data, 0, new DefaultEscherRecordFactory());
bse.toString(); //assert that toString() works
assertTrue(bse.getBlipRecord() instanceof EscherMetafileBlip);
EscherMetafileBlip blip = (EscherMetafileBlip)bse.getBlipRecord();
blip.toString(); //assert that toString() works
byte[] remaining = blip.getRemainingData();
assertNotNull(remaining);
byte[] ser = bse.serialize(); //serialize and assert against the source data
assertArrayEquals(data, ser);
}
}